Sw64: Add sw64 architecture support.

2024-11-28 08:55:07 +08:00 · 2024-11-28 08:55:07 +08:00 · 4f71836581
commit 4f71836581
parent 17af7ac13f
18 changed files with 35280 additions and 9 deletions
--- a/0001-Sw64-Port-add-configure-support-for-sw64.patch
+++ b/0001-Sw64-Port-add-configure-support-for-sw64.patch
@ -0,0 +1,703 @@
 From 64050ef082f7f3af78cc136c17c995d62cec14b5 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:25:58 +0800
 Subject: [PATCH 01/16] Sw64 Port: add configure support for sw64
 ---
 Makefile.in              |   1 +
 Makefile.tpl             |   1 +
 config.guess             |  12 ++++
 config.sub               |   1 +
 config/intdiv0.m4        |   2 +-
 config/mt-sw_64ieee      |   3 +
 config/tcl.m4            |   6 ++
 configure                |  16 ++++-
 configure.ac             |  19 +++++-
 contrib/config-list.mk   |   1 +
 gcc/config.gcc           |  35 +++++++++++
 gcc/config.host          |   8 +++
 gcc/config.in            |  17 +++++
 gcc/config/host-linux.cc |   2 +
 gcc/configure            | 131 ++++++++++++++++++++++++++++++++++++++-
 gcc/configure.ac         |  84 ++++++++++++++++++++++++-
 gcc/doc/install.texi     |   9 +++
 17 files changed, 342 insertions(+), 6 deletions(-)
 create mode 100644 config/mt-sw_64ieee
 diff --git a/Makefile.in b/Makefile.in
 index 7785b3d9a..283c16c4e 100644
 --- a/Makefile.in
 +++ b/Makefile.in
@@ -707,6 +707,7 @@ all:
 @target_makefile_frag@
 @alphaieee_frag@
 @ospace_frag@
 +@sw_64ieee_frag@
 @host_makefile_frag@
 ###
 diff --git a/Makefile.tpl b/Makefile.tpl
 index ef58fac2b..d629bca8b 100644
 --- a/Makefile.tpl
 +++ b/Makefile.tpl
@@ -630,6 +630,7 @@ all:
 @target_makefile_frag@
 @alphaieee_frag@
 @ospace_frag@
 +@sw_64ieee_frag@
 @host_makefile_frag@
 ###
 diff --git a/config.guess b/config.guess
 index 1972fda8e..0275a0ef8 100755
 --- a/config.guess
 +++ b/config.guess
@@ -1101,6 +1101,18 @@ EOF
     sparc:Linux:*:* | sparc64:Linux:*:*)
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
 +    sw_64:Linux:*:*)
 +        case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 +          SW6)   UNAME_MACHINE=sw_64sw6 ;;
 +          SW6A)   UNAME_MACHINE=sw_64sw6a ;;
 +          SW6B)  UNAME_MACHINE=sw_64sw6b ;;
 +          SW8A)  UNAME_MACHINE=sw_64sw8a ;;
 +          SW)  UNAME_MACHINE=sw_64 ;;
 +        esac
 +        objdump --private-headers /bin/sh | grep -q ld.so.1
 +        if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
 +        echo ${UNAME_MACHINE}-unknown-linux-${LIBC}
 +        exit ;;
     tile*:Linux:*:*)
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
 diff --git a/config.sub b/config.sub
 index 38f3d037a..70ff2e6e4 100755
 --- a/config.sub
 +++ b/config.sub
@@ -1262,6 +1262,7 @@ case $cpu-$vendor in
 			| sparclite \
 			| sparcv8 | sparcv9 | sparcv9b | sparcv9v | sv1 | sx* \
 			| spu \
 +                        | sw_64 | sw_64sw6a | sw_64sw6b | sw_64sw8a \
 			| tahoe \
 			| thumbv7* \
 			| tic30 | tic4x | tic54x | tic55x | tic6x | tic80 \
 diff --git a/config/intdiv0.m4 b/config/intdiv0.m4
 index 55dddcf1c..bfe1bdcdf 100644
 --- a/config/intdiv0.m4
 +++ b/config/intdiv0.m4
@@ -56,7 +56,7 @@ int main ()
         [
           # Guess based on the CPU.
           case "$host_cpu" in
 -            alpha* | i[34567]86 | m68k | s390*)
 +            alpha* | i[34567]86 | m68k | s390* | sw_64*)
               gt_cv_int_divbyzero_sigfpe="guessing yes";;
             *)
               gt_cv_int_divbyzero_sigfpe="guessing no";;
 diff --git a/config/mt-sw_64ieee b/config/mt-sw_64ieee
 new file mode 100644
 index 000000000..80c17cdc6
 --- /dev/null
 +++ b/config/mt-sw_64ieee
@@ -0,0 +1,3 @@
 +CFLAGS_FOR_TARGET += -mieee
 +CXXFLAGS_FOR_TARGET += -mieee
 +GOCFLAGS_FOR_TARGET += -mieee
 diff --git a/config/tcl.m4 b/config/tcl.m4
 index 4542a4b23..c58bf5343 100644
 --- a/config/tcl.m4
 +++ b/config/tcl.m4
@@ -1368,6 +1368,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    if test "`uname -m`" = "alpha" ; then
 		CFLAGS="$CFLAGS -mieee"
 	    fi
 +	    if test "`uname -m`" = "sw_64" ; then
 +		CFLAGS="$CFLAGS -mieee"
 +	    fi
 	    if test $do64bit = yes; then
 		AC_CACHE_CHECK([if compiler accepts -m64 flag], tcl_cv_cc_m64, [
 		    hold_cflags=$CFLAGS
@@ -1418,6 +1421,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    if test "`uname -m`" = "alpha" ; then
 		CFLAGS="$CFLAGS -mieee"
 	    fi
 +	    if test "`uname -m`" = "sw_64" ; then
 +		CFLAGS="$CFLAGS -mieee"
 +	    fi
 	    ;;
 	Lynx*)
 	    SHLIB_CFLAGS="-fPIC"
 diff --git a/configure b/configure
 index aff62c464..1b7c11292 100755
 --- a/configure
 +++ b/configure
@@ -789,6 +789,7 @@ ac_subst_files='serialization_dependencies
 host_makefile_frag
 target_makefile_frag
 alphaieee_frag
 +sw_64ieee_frag
 ospace_frag'
 ac_user_opts='
 enable_option_checking
@@ -4016,6 +4017,10 @@ case "${target}" in
            use_gnu_ld=no
     fi
     ;;
 +  sw_64*-*-*)
 +    # newlib is not 64 bit ready
 +    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 +    ;;
   tic6x-*-*)
     noconfigdirs="$noconfigdirs sim"
     ;;
@@ -9584,6 +9589,15 @@ case $target in
     ;;
 esac
 +sw_64ieee_frag=/dev/null
 +case $target in
 +  sw_64*-*-*)
 +    # This just makes sure to use the -mieee option to build target libs.
 +    # This should probably be set individually by each library.
 +    sw_64ieee_frag="config/mt-sw_64ieee"
 +    ;;
 +esac
 +
 # If --enable-target-optspace always use -Os instead of -O2 to build
 # the target libraries, similarly if it is not specified, use -Os
 # on selected platforms.
@@ -10299,7 +10313,7 @@ case "${target}" in
 esac
 # Makefile fragments.
 -for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
 +for frag in host_makefile_frag target_makefile_frag alphaieee_frag sw_64ieee_frag  ospace_frag;
 do
   eval fragval=\$$frag
   if test $fragval != /dev/null; then
 diff --git a/configure.ac b/configure.ac
 index f310d75ca..c4a65a49d 100644
 --- a/configure.ac
 +++ b/configure.ac
@@ -1271,6 +1271,10 @@ case "${target}" in
            use_gnu_ld=no
     fi
     ;;
 +  sw_64*-*-*)
 +    # newlib is not 64 bit ready
 +    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 +    ;;
   tic6x-*-*)
     noconfigdirs="$noconfigdirs sim"
     ;;
@@ -1335,6 +1339,9 @@ case "${host}" in
   rs6000-*-aix*)
     host_makefile_frag="config/mh-ppc-aix"
     ;;
 +  sw_64*-linux*)
 +    host_makefile_frag="config/mh-sw_64-linux"
 +    ;;
 esac
 fi
@@ -2765,6 +2772,15 @@ case $target in
     ;;
 esac
 +sw_64ieee_frag=/dev/null
 +case $target in
 +  sw_64*-*-*)
 +    # This just makes sure to use the -mieee option to build target libs.
 +    # This should probably be set individually by each library.
 +    sw_64ieee_frag="config/mt-sw_64ieee"
 +    ;;
 +esac
 +
 # If --enable-target-optspace always use -Os instead of -O2 to build
 # the target libraries, similarly if it is not specified, use -Os
 # on selected platforms.
@@ -3475,7 +3491,7 @@ case "${target}" in
 esac
 # Makefile fragments.
 -for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag;
 +for frag in host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag sw_64ieee_frag;
 do
   eval fragval=\$$frag
   if test $fragval != /dev/null; then
@@ -3486,6 +3502,7 @@ AC_SUBST_FILE(host_makefile_frag)
 AC_SUBST_FILE(target_makefile_frag)
 AC_SUBST_FILE(alphaieee_frag)
 AC_SUBST_FILE(ospace_frag)
 +AC_SUBST_FILE(sw_64ieee_frag)
 # Miscellanea: directories, flags, etc.
 AC_SUBST(RPATH_ENVVAR)
 diff --git a/contrib/config-list.mk b/contrib/config-list.mk
 index e04210556..730a49e64 100644
 --- a/contrib/config-list.mk
 +++ b/contrib/config-list.mk
@@ -96,6 +96,7 @@ LIST = aarch64-elf aarch64-linux-gnu aarch64-rtems \
   sparc64-sun-solaris2.11OPT-with-gnu-ldOPT-with-gnu-asOPT-enable-threads=posix \
   sparc-wrs-vxworks sparc64-elf sparc64-rtems sparc64-linux sparc64-freebsd6 \
   sparc64-netbsd sparc64-openbsd \
 +  sw_64-linux-gnu sw_64-netbsd sw_64-openbsd \
   tilegx-linux-gnuOPT-enable-obsolete tilegxbe-linux-gnuOPT-enable-obsolete \
   tilepro-linux-gnuOPT-enable-obsolete \
   v850e1-elf v850e-elf v850-elf v850-rtems vax-linux-gnu \
 diff --git a/gcc/config.gcc b/gcc/config.gcc
 index 23c5bee2b..d55645381 100644
 --- a/gcc/config.gcc
 +++ b/gcc/config.gcc
@@ -547,6 +547,10 @@ sh[123456789lbe]*-*-* | sh-*-*)
 	extra_options="${extra_options} fused-madd.opt"
 	extra_objs="${extra_objs} sh_treg_combine.o sh-mem.o sh_optimize_sett_clrt.o"
 	;;
 +sw_64*-*-*)
 +	cpu_type=sw_64
 +	extra_options="${extra_options} g.opt"
 +	;;
 v850*-*-*)
 	cpu_type=v850
 	;;
@@ -3471,6 +3475,11 @@ sparc64-*-openbsd*)
 	with_cpu=ultrasparc
 	tmake_file="${tmake_file} sparc/t-sparc"
 	;;
 +sw_64*-*-linux*)
 +	tm_file="elfos.h ${tm_file} sw_64/gnu-user.h sw_64/elf.h sw_64/linux.h sw_64/linux-elf.h glibc-stdint.h"
 +	tmake_file="${tmake_file} sw_64/t-linux sw_64/t-sw_64"
 +	extra_options="${extra_options} sw_64/elf.opt"
 +	;;
 tic6x-*-elf)
 	tm_file="elfos.h ${tm_file} c6x/elf-common.h c6x/elf.h"
 	tm_file="${tm_file} tm-dwarf2.h newlib-stdint.h"
@@ -3999,6 +4008,15 @@ if test x$with_cpu = x ; then
 	  ;;
       esac
       ;;
 +    sw_64sw6a*-*-*)
 +      with_cpu=sw6a
 +      ;;
 +    sw_64sw6b*-*-*)
 +      with_cpu=sw6b
 +      ;;
 +    sw_64sw8a*-*-*)
 +      with_cpu=sw8a
 +      ;;
     visium-*-*)
       with_cpu=gr5
       ;;
@@ -5571,6 +5589,23 @@ case "${target}" in
 		esac
 		;;
 +	sw_64*-*-*)
 +		supported_defaults="cpu tune"
 +		for which in cpu tune; do
 +			eval "val=\$with_$which"
 +			case "$val" in
 +			"" \
 +			| sw6 | sw6a | sw6b | sw8a \
 +			| sw6c)
 +				;;
 +			*)
 +				echo "Unknown CPU used in --with-$which=$val" 1>&2
 +				exit 1
 +				;;
 +			esac
 +		done
 +		;;
 +
 	tic6x-*-*)
 		supported_defaults="arch"
 diff --git a/gcc/config.host b/gcc/config.host
 index bf7dcb4cc..081ce29c2 100644
 --- a/gcc/config.host
 +++ b/gcc/config.host
@@ -198,6 +198,14 @@ case ${host} in
 	;;
     esac
     ;;
 +  sw_64*-*-linux*)
 +    case ${target} in
 +      sw_64*-*-linux*)
 +	host_extra_gcc_objs="driver-sw_64.o"
 +	host_xmake_file="${host_xmake_file} sw_64/x-sw_64"
 +	;;
 +    esac
 +    ;;
 esac
 # Machine-specific settings.
 diff --git a/gcc/config.in b/gcc/config.in
 index 91328572b..caf0d6492 100644
 --- a/gcc/config.in
 +++ b/gcc/config.in
@@ -205,6 +205,11 @@
 #undef ENABLE_LD_BUILDID
 #endif
 +/* Define if gcc should always pass --no-relax to linker for sw_64. */
 +#ifndef USED_FOR_TARGET
 +#undef ENABLE_LD_NORELAX
 +#endif
 +
 /* Define to 1 to enable libquadmath support */
 #ifndef USED_FOR_TARGET
@@ -422,6 +427,10 @@
 #undef HAVE_AS_EXPLICIT_RELOCS
 #endif
 +/* Define if your assembler supports explicit relocations. */
 +#ifndef USED_FOR_TARGET
 +#undef SW_64_ENABLE_ASAN
 +#endif
 /* Define if your assembler supports FMAF, HPC, and VIS 3.0 instructions. */
 #ifndef USED_FOR_TARGET
@@ -2726,3 +2735,11 @@
 #undef vfork
 #endif
 +/* Define only sw64 target */
 +#undef FLAG_SW64_ATOMIC
 +#undef FLAG_SW64_90139
 +#undef FLAG_SW64_PREFETCH
 +#undef FLAG_SW64_PROTECT
 +#undef FLAG_SW64_INC_DEC
 +#undef FLAG_SW64_DELNOP
 +#undef FLAG_SW64_FM
 diff --git a/gcc/config/host-linux.cc b/gcc/config/host-linux.cc
 index 817d3c087..a65468272 100644
 --- a/gcc/config/host-linux.cc
 +++ b/gcc/config/host-linux.cc
@@ -100,6 +100,8 @@
 # define TRY_EMPTY_VM_SPACE	0x1000000000
 #elif defined(__loongarch__) && defined(__LP64__)
 # define TRY_EMPTY_VM_SPACE	0x8000000000
 +#elif defined(__sw_64)
 +#define TRY_EMPTY_VM_SPACE 0x10000000000
 #else
 # define TRY_EMPTY_VM_SPACE	0
 #endif
 diff --git a/gcc/configure b/gcc/configure
 index ef0449edd..4a70b7c66 100755
 --- a/gcc/configure
 +++ b/gcc/configure
@@ -25775,6 +25775,29 @@ foo:	.long	25
 	xor	%l1, %tle_lox10(foo), %o5
 	ld	[%g7 + %o5], %o1"
 	;;
 +  sw_64*-*-*)
 +    conftest_s='
 +        .section ".tdata","awT",@progbits
 +foo:    .long   25
 +        .text
 +        ldl     $27,__tls_get_addr($29)         !literal!1
 +        ldi     $16,foo($29)                    !tlsgd!1
 +        call    $26,($27),__tls_get_addr        !lituse_tlsgd!1
 +        ldl     $27,__tls_get_addr($29)         !literal!2
 +        ldi     $16,foo($29)                    !tlsldm!2
 +        call    $26,($27),__tls_get_addr        !lituse_tlsldm!2
 +        ldl     $1,foo($29)                     !gotdtprel
 +        ldih    $2,foo($29)                     !dtprelhi
 +        ldi     $3,foo($2)                      !dtprello
 +        ldi     $4,foo($29)                     !dtprel
 +        ldl     $1,foo($29)                     !gottprel
 +        ldih    $2,foo($29)                     !tprelhi
 +        ldi     $3,foo($2)                      !tprello
 +        ldi     $4,foo($29)                     !tprel'
 +        tls_first_major=2
 +        tls_first_minor=13
 +        tls_as_opt=--fatal-warnings
 +        ;;
   tilepro*-*-*)
       conftest_s='
 	.section ".tdata","awT",@progbits
@@ -26313,6 +26336,101 @@ fi
     ;;
 +  sw_64*-*-linux* | sw_64*-*-*bsd*)
 +    { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for explicit relocation support" >&5
 +$as_echo_n "checking assembler for explicit relocation support... " >&6; }
 +if ${gcc_cv_as_sw_64_explicit_relocs+:} false; then :
 +  $as_echo_n "(cached) " >&6
 +else
 +  gcc_cv_as_sw_64_explicit_relocs=no
 +  if test x$gcc_cv_as != x; then
 +    $as_echo '	.set nomacro
 +	.text
 +	ext0b	$3, $2, $3	!lituse_bytoff!1
 +	ldl	$2, a($29)	!literal!1
 +	ldl	$4, b($29)	!literal!2
 +	ldl_u	$3, 0($2)	!lituse_base!1
 +	ldl	$27, f($29)	!literal!5
 +	call	$26, ($27), f	!lituse_jsr!5
 +	ldih	$29, 0($26)	!gpdisp!3
 +	ldi	$0, c($29)	!gprel
 +	ldih	$1, d($29)	!gprelhigh
 +	ldi	$1, d($1)	!gprellow
 +	ldi	$29, 0($29)	!gpdisp!3' > conftest.s
 +    if { ac_try='$gcc_cv_as $gcc_cv_as_flags  -o conftest.o conftest.s >&5'
 +  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
 +  (eval $ac_try) 2>&5
 +  ac_status=$?
 +  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
 +  test $ac_status = 0; }; }
 +    then
 +	gcc_cv_as_sw_64_explicit_relocs=yes
 +    else
 +      echo "configure: failed program was" >&5
 +      cat conftest.s >&5
 +    fi
 +    rm -f conftest.o conftest.s
 +  fi
 +fi
 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_sw_64_explicit_relocs" >&5
 +$as_echo "$gcc_cv_as_sw_64_explicit_relocs" >&6; }
 +if test $gcc_cv_as_sw_64_explicit_relocs = yes; then
 +
 +$as_echo "#define HAVE_AS_EXPLICIT_RELOCS 1" >>confdefs.h
 +
 +fi
 +
 +
 +    { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for jsrdirect relocation support" >&5
 +$as_echo_n "checking assembler for jsrdirect relocation support... " >&6; }
 +if ${gcc_cv_as_sw_64_jsrdirect_relocs+:} false; then :
 +  $as_echo_n "(cached) " >&6
 +else
 +  gcc_cv_as_sw_64_jsrdirect_relocs=no
 +    if test $in_tree_gas = yes; then
 +    if test $gcc_cv_gas_vers -ge `expr \( \( 2 \* 1000 \) + 16 \) \* 1000 + 90`
 +  then gcc_cv_as_sw_64_jsrdirect_relocs=yes
 +fi
 +#trouble#
 +   elif test x$gcc_cv_as != x; then
 +    $as_echo '	.set nomacro
 +	.text
 +	ldl	$27, a($29)	!literal!1
 +	call	$26, ($27), a	!lituse_jsrdirect!1' > conftest.s
 +    if { ac_try='$gcc_cv_as $gcc_cv_as_flags  -o conftest.o conftest.s >&5'
 +  { { eval echo "\"\$as_me\":${as_lineno-$LINENO}: \"$ac_try\""; } >&5
 +  (eval $ac_try) 2>&5
 +  ac_status=$?
 +  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
 +  test $ac_status = 0; }; }
 +    then
 +	gcc_cv_as_sw_64_jsrdirect_relocs=yes
 +    else
 +      echo "configure: failed program was" >&5
 +      cat conftest.s >&5
 +    fi
 +    rm -f conftest.o conftest.s
 +  fi
 +fi
 +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $gcc_cv_as_sw_64_jsrdirect_relocs" >&5
 +$as_echo "$gcc_cv_as_sw_64_jsrdirect_relocs" >&6; }
 +if test $gcc_cv_as_sw_64_jsrdirect_relocs = yes; then
 +
 +$as_echo "#define HAVE_AS_JSRDIRECT_RELOCS 1" >>confdefs.h
 +
 +fi
 +cat >> confdefs.h <<_ACEOF
 +#define FLAG_SW64_ATOMIC 1
 +#define FLAG_SW64_90139  1
 +#define FLAG_SW64_PREFETCH 1
 +#define FLAG_SW64_PROTECT 1
 +#define FLAG_SW64_INC_DEC 1
 +#define FLAG_SW64_DELNOP 1
 +#define FLAG_SW64_FM 1
 +_ACEOF
 +
 +    ;;
 +
   avr-*-*)
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking assembler for --mlink-relax option" >&5
 $as_echo_n "checking assembler for --mlink-relax option... " >&6; }
@@ -29377,7 +29495,7 @@ esac
 case "$cpu_type" in
   aarch64 | alpha | arc | arm | avr | bfin | cris | csky | i386 | loongarch | m32c \
   | m68k | microblaze | mips | nds32 | nios2 | pa | riscv | rs6000 | score | sparc \
 -  | tilegx | tilepro | visium | xstormy16 | xtensa)
 +  | sw_64 | tilegx | tilepro | visium | xstormy16 | xtensa)
     insn="nop"
     ;;
   ia64 | s390)
@@ -31151,6 +31269,17 @@ $as_echo "$as_me: WARNING: --build-id is not supported by your linker; --enable-
   fi
 fi
 +# sw_64  add --enable-linker-no-relax to support linker -Wl,-no-relax
 +# Check whether --enable-linker-no-relax was given.
 +if test "${enable_linker_no_relax+set}" = set; then :
 +  enableval=$enable_linker_no_relax;
 +else
 +  enable_linker_no_relax=no
 +fi
 +
 +if test x"$enable_linker_no_relax" = xyes; then
 +  $as_echo "#define ENABLE_LD_NORELAX 1" >>confdefs.h
 +fi
 # In binutils 2.21, GNU ld gained support for new emulations fully
 # supporting the Solaris 2 ABI.  Detect their presence in the linker used.
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking linker *_sol2 emulation support" >&5
 diff --git a/gcc/configure.ac b/gcc/configure.ac
 index 708ec3fd3..9683ab156 100644
 --- a/gcc/configure.ac
 +++ b/gcc/configure.ac
@@ -23,6 +23,7 @@
 # Initialization and sanity checks
 # --------------------------------
 +AC_PREREQ(2.64)
 AC_INIT
 AC_CONFIG_SRCDIR(tree.cc)
 AC_CONFIG_HEADER(auto-host.h:config.in)
@@ -4076,6 +4077,29 @@ foo:	.long	25
 	xor	%l1, %tle_lox10(foo), %o5
 	ld	[%g7 + %o5], %o1"
 	;;
 +  sw_64*-*-*)
 +    conftest_s='
 +	.section ".tdata","awT",@progbits
 +foo:	.long	25
 +	.text
 +	ldl	$27,__tls_get_addr($29)		!literal!1
 +	ldi	$16,foo($29)			!tlsgd!1
 +	call	$26,($27),__tls_get_addr	!lituse_tlsgd!1
 +	ldl	$27,__tls_get_addr($29)		!literal!2
 +	ldi	$16,foo($29)			!tlsldm!2
 +	call	$26,($27),__tls_get_addr	!lituse_tlsldm!2
 +	ldl	$1,foo($29)			!gotdtprel
 +	ldih	$2,foo($29)			!dtprelhi
 +	ldi	$3,foo($2)			!dtprello
 +	ldi	$4,foo($29)			!dtprel
 +	ldl	$1,foo($29)			!gottprel
 +	ldih	$2,foo($29)			!tprelhi
 +	ldi	$3,foo($2)			!tprello
 +	ldi	$4,foo($29)			!tprel'
 +        tls_first_major=2
 +        tls_first_minor=13
 +	tls_as_opt=--fatal-warnings
 +	;;
   tilepro*-*-*)
       conftest_s='
 	.section ".tdata","awT",@progbits
@@ -4677,6 +4701,36 @@ foo:
                 [Define if your assembler supports LEON instructions.])])
     ;;
 +  sw_64*-*-linux* | sw_64*-*-*bsd*)
 +    gcc_GAS_CHECK_FEATURE([explicit relocation support],
 +	gcc_cv_as_sw_64_explicit_relocs, [2,12,0],,
 +[	.set nomacro
 +	.text
 +	ext0b	$3, $2, $3	!lituse_bytoff!1
 +	ldl	$2, a($29)	!literal!1
 +	ldl	$4, b($29)	!literal!2
 +	ldl_u	$3, 0($2)	!lituse_base!1
 +	ldl	$27, f($29)	!literal!5
 +	call	$26, ($27), f	!lituse_jsr!5
 +	ldih	$29, 0($26)	!gpdisp!3
 +	ldi	$0, c($29)	!gprel
 +	ldih	$1, d($29)	!gprelhigh
 +	ldi	$1, d($1)	!gprellow
 +	ldi	$29, 0($29)	!gpdisp!3],,
 +    [AC_DEFINE(HAVE_AS_EXPLICIT_RELOCS, 1,
 +  [Define if your assembler supports explicit relocations.])])
 +    gcc_GAS_CHECK_FEATURE([jsrdirect relocation support],
 +	gcc_cv_as_sw_64_jsrdirect_relocs,,
 +[	.set nomacro
 +	.text
 +	ldl	$27, a($29)	!literal!1
 +	call	$26, ($27), a	!lituse_jsrdirect!1],,
 +    [AC_DEFINE(HAVE_AS_JSRDIRECT_RELOCS, 1,
 +  [Define if your assembler supports the lituse_jsrdirect relocation.])])
 +#    [AC_DEFINE(SW_64_ENABLE_ASAN, 1,
 +#  [Define if your target fully enable asan supports.])])
 +    ;;
 +
 changequote(,)dnl
   i[34567]86-*-* | x86_64-*-*)
 changequote([,])dnl
@@ -5505,7 +5559,7 @@ esac
 # version to the per-target configury.
 case "$cpu_type" in
   aarch64 | alpha | arc | arm | avr | bfin | cris | csky | i386 | loongarch | m32c \
 -  | m68k | microblaze | mips | nds32 | nios2 | pa | riscv | rs6000 | score | sparc \
 +  | m68k | microblaze | mips | nds32 | nios2 | pa | riscv | rs6000 | score | sparc | sw_64 \
   | tilegx | tilepro | visium | xstormy16 | xtensa)
     insn="nop"
     ;;
@@ -6758,6 +6812,31 @@ if test x"$enable_linker_build_id" = xyes; then
   fi
 fi
 +# --no-relax
 +AC_ARG_ENABLE(linker-no-relax,
 +[AS_HELP_STRING([--enable-linker-no-relax],
 +                [compiler will always pass --no-relax to linker])],
 +[],
 +enable_linker_no_relax=no)
 +
 +if test x"$enable_linker_build_id" = xyes; then
 +  if test x"$gcc_cv_ld_buildid" = xyes; then
 +    AC_DEFINE(ENABLE_LD_BUILDID, 1,
 +    [Define if gcc should always pass --build-id to linker.])
 +  else
 +    AC_MSG_WARN(--build-id is not supported by your linker; --enable-linker-build-id ignored)
 +  fi
 +fi
 +
 +# --no-relax
 +if test x"$enable_linker_no_relax" = xyes; then
 +    AC_DEFINE(ENABLE_LD_NORELAX, 1,
 +    [Define if gcc should always pass --no-relax to linker.])
 +  else
 +    AC_MSG_WARN(--no-relax is not supported by your linker; --enable-linker-no-relax ignored)
 +  fi
 +fi
 +
 # In binutils 2.21, GNU ld gained support for new emulations fully
 # supporting the Solaris 2 ABI.  Detect their presence in the linker used.
 AC_CACHE_CHECK(linker *_sol2 emulation support,
@@ -6930,7 +7009,8 @@ case "$target" in
   powerpc*-*-linux* | \
   sparc*-*-linux* | \
   s390*-*-linux* | \
 -  alpha*-*-linux*)
 +  alpha*-*-linux*) | \
 +  sw_64*-*-linux*)
     AC_ARG_WITH(long-double-128,
       [AS_HELP_STRING([--with-long-double-128],
 		      [use 128-bit long double by default])],
 diff --git a/gcc/doc/install.texi b/gcc/doc/install.texi
 index a650f60c7..40dc7ae75 100644
 --- a/gcc/doc/install.texi
 +++ b/gcc/doc/install.texi
@@ -5005,6 +5005,15 @@ on a Solaris 11 system:
 @heading sparcv9-*-solaris2*
 This is a synonym for @samp{sparc64-*-solaris2*}.
 +@html
 +<hr />
 +@end html
 +@anchor{sw_64-x-x}
 +@heading sw_64*-*-*
 +This section contains general configuration information for all
 +SW64-based platforms using ELF@.  In addition to reading this
 +section, please read all other sections that match your target.
 +
 @html
 <hr />
 @end html
 -- 
 2.25.1
--- a/0002-Sw64-Port-add-gcc-compiler.patch
+++ b/0002-Sw64-Port-add-gcc-compiler.patch
--- a/0003-Sw64-Port-add-multi-prefetch-support-for-sw64.patch
+++ b/0003-Sw64-Port-add-multi-prefetch-support-for-sw64.patch
@ -0,0 +1,528 @@
 From bfa51c2eda3e40fdfd64601f5e7df19049a006cd Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:33:10 +0800
 Subject: [PATCH 03/16] Sw64 Port: add multi-prefetch support for sw64
 ---
 gcc/builtins.cc               | 161 +++++++++++++++++++++++++++++++++-
 gcc/builtins.def              |   2 +
 gcc/ipa-pure-const.cc         |   2 +
 gcc/opt-functions.awk         |   4 +-
 gcc/params.opt                |  12 +++
 gcc/target-insns.def          |   3 +
 gcc/tree-ssa-loop-prefetch.cc | 155 +++++++++++++++++++++++++++++++-
 7 files changed, 336 insertions(+), 3 deletions(-)
 diff --git a/gcc/builtins.cc b/gcc/builtins.cc
 index 57929a42b..c2589f316 100644
 --- a/gcc/builtins.cc
 +++ b/gcc/builtins.cc
@@ -109,6 +109,8 @@ static int apply_args_size (void);
 static int apply_result_size (void);
 static rtx result_vector (int, rtx);
 static void expand_builtin_prefetch (tree);
 +static void expand_builtin_prefetch_sc (tree);
 +static void expand_builtin_prefetch_tc (tree);
 static rtx expand_builtin_apply_args (void);
 static rtx expand_builtin_apply_args_1 (void);
 static rtx expand_builtin_apply (rtx, rtx, rtx);
@@ -1352,6 +1354,156 @@ expand_builtin_prefetch (tree exp)
     emit_insn (op0);
 }
 +static void
 +expand_builtin_prefetch_sc (tree exp)
 +{
 +  tree arg0, arg1, arg2;
 +  int nargs;
 +  rtx op0, op1, op2;
 +
 +  if (!validate_arglist (exp, POINTER_TYPE, 0))
 +    return;
 +
 +  arg0 = CALL_EXPR_ARG (exp, 0);
 +
 +  /* Arguments 1 and 2 are optional; argument 1 (read/write) defaults to
 +   *      zero (read) and argument 2 (locality) defaults to 3 (high degree of
 +   *           locality).  */
 +  nargs = call_expr_nargs (exp);
 +  if (nargs > 1)
 +    arg1 = CALL_EXPR_ARG (exp, 1);
 +  else
 +    arg1 = integer_zero_node;
 +  if (nargs > 2)
 +    arg2 = CALL_EXPR_ARG (exp, 2);
 +  else
 +    arg2 = integer_three_node;
 +
 +  /* Argument 0 is an address.  */
 +  op0 = expand_expr (arg0, NULL_RTX, Pmode, EXPAND_NORMAL);
 +
 +  /* Argument 1 (read/write flag) must be a compile-time constant int.  */
 +  if (TREE_CODE (arg1) != INTEGER_CST)
 +    {
 +      error ("second argument to %<__builtin_prefetch_sc%> must be a constant");
 +      arg1 = integer_zero_node;
 +    }
 +  op1 = expand_normal (arg1);
 +  /* Argument 1 must be either zero or one.  */
 +  if (INTVAL (op1) != 0 && INTVAL (op1) != 1)
 +    {
 +      warning (0, "invalid second argument to %<__builtin_prefetch_sc%>;"
 +		  " using zero");
 +      op1 = const0_rtx;
 +    }
 +
 +  /* Argument 2 (locality) must be a compile-time constant int.  */
 +  if (TREE_CODE (arg2) != INTEGER_CST)
 +    {
 +      error ("third argument to %<__builtin_prefetch_sc%> must be a constant");
 +      arg2 = integer_zero_node;
 +    }
 +  op2 = expand_normal (arg2);
 +  /* Argument 2 must be 0, 1, 2, or 3.  */
 +  if (INTVAL (op2) < 0 || INTVAL (op2) > 3)
 +    {
 +      warning (
 +	0, "invalid third argument to %<__builtin_prefetch_sc%>; using zero");
 +      op2 = const0_rtx;
 +    }
 +
 +  if (targetm.have_prefetch ())
 +    {
 +      class expand_operand ops[3];
 +
 +      create_address_operand (&ops[0], op0);
 +      create_integer_operand (&ops[1], INTVAL (op1));
 +      create_integer_operand (&ops[2], INTVAL (op2));
 +      if (maybe_expand_insn (targetm.code_for_prefetch_sc, 3, ops))
 +	return;
 +    }
 +
 +  /* Don't do anything with direct references to volatile memory, but
 +   *      generate code to handle other side effects.  */
 +  if (!MEM_P (op0) && side_effects_p (op0))
 +    emit_insn (op0);
 +}
 +
 +static void
 +expand_builtin_prefetch_tc (tree exp)
 +{
 +  tree arg0, arg1, arg2;
 +  int nargs;
 +  rtx op0, op1, op2;
 +
 +  if (!validate_arglist (exp, POINTER_TYPE, 0))
 +    return;
 +
 +  arg0 = CALL_EXPR_ARG (exp, 0);
 +
 +  /* Arguments 1 and 2 are optional; argument 1 (read/write) defaults to
 +   *      zero (read) and argument 2 (locality) defaults to 3 (high degree of
 +   *           locality).  */
 +  nargs = call_expr_nargs (exp);
 +  if (nargs > 1)
 +    arg1 = CALL_EXPR_ARG (exp, 1);
 +  else
 +    arg1 = integer_zero_node;
 +  if (nargs > 2)
 +    arg2 = CALL_EXPR_ARG (exp, 2);
 +  else
 +    arg2 = integer_three_node;
 +
 +  /* Argument 0 is an address.  */
 +  op0 = expand_expr (arg0, NULL_RTX, Pmode, EXPAND_NORMAL);
 +
 +  /* Argument 1 (read/write flag) must be a compile-time constant int.  */
 +  if (TREE_CODE (arg1) != INTEGER_CST)
 +    {
 +      error ("second argument to %<__builtin_prefetch%> must be a constant");
 +      arg1 = integer_zero_node;
 +    }
 +  op1 = expand_normal (arg1);
 +  /* Argument 1 must be either zero or one.  */
 +  if (INTVAL (op1) != 0 && INTVAL (op1) != 1)
 +    {
 +      warning (0, "invalid second argument to %<__builtin_prefetch%>;"
 +		  " using zero");
 +      op1 = const0_rtx;
 +    }
 +
 +  /* Argument 2 (locality) must be a compile-time constant int.  */
 +  if (TREE_CODE (arg2) != INTEGER_CST)
 +    {
 +      error ("third argument to %<__builtin_prefetch%> must be a constant");
 +      arg2 = integer_zero_node;
 +    }
 +  op2 = expand_normal (arg2);
 +  /* Argument 2 must be 0, 1, 2, or 3.  */
 +  if (INTVAL (op2) < 0 || INTVAL (op2) > 3)
 +    {
 +      warning (0,
 +	       "invalid third argument to %<__builtin_prefetch%>; using zero");
 +      op2 = const0_rtx;
 +    }
 +
 +  if (targetm.have_prefetch ())
 +    {
 +      class expand_operand ops[3];
 +
 +      create_address_operand (&ops[0], op0);
 +      create_integer_operand (&ops[1], INTVAL (op1));
 +      create_integer_operand (&ops[2], INTVAL (op2));
 +      if (maybe_expand_insn (targetm.code_for_prefetch_tc, 3, ops))
 +	return;
 +    }
 +
 +  /* Don't do anything with direct references to volatile memory, but
 +   *      generate code to handle other side effects.  */
 +  if (!MEM_P (op0) && side_effects_p (op0))
 +    emit_insn (op0);
 +}
 +
 /* Get a MEM rtx for expression EXP which is the address of an operand
    to be used in a string instruction (cmpstrsi, cpymemsi, ..).  LEN is
    the maximum length of the block of memory that might be accessed or
@@ -7598,7 +7750,12 @@ expand_builtin (tree exp, rtx target, rtx subtarget, machine_mode mode,
     case BUILT_IN_PREFETCH:
       expand_builtin_prefetch (exp);
       return const0_rtx;
 -
 +    case BUILT_IN_PREFETCH_SC:
 +      expand_builtin_prefetch_sc (exp);
 +      return const0_rtx;
 +    case BUILT_IN_PREFETCH_TC:
 +      expand_builtin_prefetch_tc (exp);
 +      return const0_rtx;
     case BUILT_IN_INIT_TRAMPOLINE:
       return expand_builtin_init_trampoline (exp, true);
     case BUILT_IN_INIT_HEAP_TRAMPOLINE:
@@ -10989,6 +11146,8 @@ is_inexpensive_builtin (tree decl)
       case BUILT_IN_LABS:
       case BUILT_IN_LLABS:
       case BUILT_IN_PREFETCH:
 +      case BUILT_IN_PREFETCH_SC:
 +      case BUILT_IN_PREFETCH_TC:
       case BUILT_IN_ACC_ON_DEVICE:
 	return true;
 diff --git a/gcc/builtins.def b/gcc/builtins.def
 index 005976f34..983de293e 100644
 --- a/gcc/builtins.def
 +++ b/gcc/builtins.def
@@ -924,6 +924,8 @@ DEF_GCC_BUILTIN        (BUILT_IN_POPCOUNTL, "popcountl", BT_FN_INT_ULONG, ATTR_C
 DEF_GCC_BUILTIN        (BUILT_IN_POPCOUNTLL, "popcountll", BT_FN_INT_ULONGLONG, ATTR_CONST_NOTHROW_LEAF_LIST)
 DEF_EXT_LIB_BUILTIN    (BUILT_IN_POSIX_MEMALIGN, "posix_memalign", BT_FN_INT_PTRPTR_SIZE_SIZE, ATTR_NOTHROW_NONNULL_LEAF)
 DEF_GCC_BUILTIN        (BUILT_IN_PREFETCH, "prefetch", BT_FN_VOID_CONST_PTR_VAR, ATTR_NOVOPS_LEAF_LIST)
 +DEF_GCC_BUILTIN        (BUILT_IN_PREFETCH_SC, "prefetch_sc", BT_FN_VOID_CONST_PTR_VAR, ATTR_NOVOPS_LEAF_LIST)
 +DEF_GCC_BUILTIN        (BUILT_IN_PREFETCH_TC, "prefetch_tc", BT_FN_VOID_CONST_PTR_VAR, ATTR_NOVOPS_LEAF_LIST)
 DEF_LIB_BUILTIN        (BUILT_IN_REALLOC, "realloc", BT_FN_PTR_PTR_SIZE, ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST)
 DEF_GCC_BUILTIN        (BUILT_IN_RETURN, "return", BT_FN_VOID_PTR, ATTR_NORETURN_NOTHROW_LEAF_LIST)
 DEF_GCC_BUILTIN        (BUILT_IN_RETURN_ADDRESS, "return_address", BT_FN_PTR_UINT, ATTR_LEAF_LIST)
 diff --git a/gcc/ipa-pure-const.cc b/gcc/ipa-pure-const.cc
 index 2642df91e..89a950966 100644
 --- a/gcc/ipa-pure-const.cc
 +++ b/gcc/ipa-pure-const.cc
@@ -534,6 +534,8 @@ builtin_safe_for_const_function_p (bool *looping, tree callee)
 	*looping = false;
 	return true;
       case BUILT_IN_PREFETCH:
 +      case BUILT_IN_PREFETCH_SC:
 +      case BUILT_IN_PREFETCH_TC:
 	*looping = true;
 	return true;
       default:
 diff --git a/gcc/opt-functions.awk b/gcc/opt-functions.awk
 index 2aee0b9f1..0dabde89d 100644
 --- a/gcc/opt-functions.awk
 +++ b/gcc/opt-functions.awk
@@ -247,6 +247,8 @@ function var_type(flags)
 		return "HOST_WIDE_INT "
 	else if (flag_set_p("UInteger", flags))
 		return "int "
 +      else if (flag_set_p("UInteger", flags))
 +               return "int "
 	else
 		return "const char *"
 }
@@ -256,7 +258,7 @@ function var_type(flags)
 # type instead of int to save space.
 function var_type_struct(flags)
 {
 -	if (flag_set_p("UInteger", flags)) {
 +       if (flag_set_p("UInteger", flags)) {
 		if (host_wide_int[var_name(flags)] == "yes")
 			return "HOST_WIDE_INT ";
 		if (flag_set_p("ByteSize", flags))
 diff --git a/gcc/params.opt b/gcc/params.opt
 index 3ddfaf5b2..5abc8ce82 100644
 --- a/gcc/params.opt
 +++ b/gcc/params.opt
@@ -385,6 +385,18 @@ The size of L1 cache.
 Common Joined UInteger Var(param_l2_cache_size) Init(512) Param Optimization
 The size of L2 cache.
 +-param=pf1=
 +Common Joined UInteger Var(PF1) Init(0) IntegerRange(0,200) Param Optimization
 +The number of Cache lines add to L1 prefetch delta.
 +
 +-param=pf2=
 +Common Joined UInteger Var(PF2) Init(0) IntegerRange(0,200) Param Optimization
 +The number of Cache lines add to L2 prefetch delta.
 +
 +-param=pf3=
 +Common Joined UInteger Var(PF3) Init(0) IntegerRange(0,200) Param Optimization
 +The number of Cache lines add to L3 prefetch delta.
 +
 -param=large-function-growth=
 Common Joined UInteger Var(param_large_function_growth) Optimization Init(100) Param
 Maximal growth due to inlining of large function (in percent).
 diff --git a/gcc/target-insns.def b/gcc/target-insns.def
 index de8c0092f..8b4da8bc4 100644
 --- a/gcc/target-insns.def
 +++ b/gcc/target-insns.def
@@ -77,6 +77,9 @@ DEF_TARGET_INSN (omp_simt_vote_any, (rtx x0, rtx x1))
 DEF_TARGET_INSN (omp_simt_xchg_bfly, (rtx x0, rtx x1, rtx x2))
 DEF_TARGET_INSN (omp_simt_xchg_idx, (rtx x0, rtx x1, rtx x2))
 DEF_TARGET_INSN (prefetch, (rtx x0, rtx x1, rtx x2))
 +DEF_TARGET_INSN (prefetch_sc, (rtx x0, rtx x1, rtx x2))
 +DEF_TARGET_INSN (prefetch_tc, (rtx x0, rtx x1, rtx x2))
 +/*********************/
 DEF_TARGET_INSN (probe_stack, (rtx x0))
 DEF_TARGET_INSN (probe_stack_address, (rtx x0))
 DEF_TARGET_INSN (prologue, (void))
 diff --git a/gcc/tree-ssa-loop-prefetch.cc b/gcc/tree-ssa-loop-prefetch.cc
 index aebd7c920..6aa242260 100644
 --- a/gcc/tree-ssa-loop-prefetch.cc
 +++ b/gcc/tree-ssa-loop-prefetch.cc
@@ -193,6 +193,9 @@ along with GCC; see the file COPYING3.  If not see
 #define L1_CACHE_SIZE_BYTES ((unsigned) (param_l1_cache_size * 1024))
 #define L2_CACHE_SIZE_BYTES ((unsigned) (param_l2_cache_size * 1024))
 +#ifdef FLAG_SW64_PREFETCH
 +#define L1_CACHE_LINE_SIZE ((unsigned) (param_l1_cache_line_size))
 +#endif
 /* We consider a memory access nontemporal if it is not reused sooner than
    after L2_CACHE_SIZE_BYTES of memory are accessed.  However, we ignore
    accesses closer than L1_CACHE_SIZE_BYTES / NONTEMPORAL_FRACTION,
@@ -1057,7 +1060,11 @@ schedule_prefetches (struct mem_ref_group *groups, unsigned unroll_factor,
   /* At most param_simultaneous_prefetches should be running
      at the same time.  */
 +#ifdef FLAG_SW64_PREFETCH
 +  remaining_prefetch_slots = param_simultaneous_prefetches * 5;
 +#else
   remaining_prefetch_slots = param_simultaneous_prefetches;
 +#endif
   /* The prefetch will run for AHEAD iterations of the original loop, i.e.,
      AHEAD / UNROLL_FACTOR iterations of the unrolled loop.  In each iteration,
@@ -1081,8 +1088,10 @@ schedule_prefetches (struct mem_ref_group *groups, unsigned unroll_factor,
         /* The loop is far from being sufficiently unrolled for this
            prefetch.  Do not generate prefetch to avoid many redudant
            prefetches.  */
 -        if (ref->prefetch_mod / unroll_factor > PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO)
 +#ifndef FLAG_SW64_PREFETCH
 +	if (ref->prefetch_mod / unroll_factor > PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO)
           continue;
 +#endif
 	/* If we need to prefetch the reference each PREFETCH_MOD iterations,
 	   and we unroll the loop UNROLL_FACTOR times, we need to insert
@@ -1153,6 +1162,19 @@ estimate_prefetch_count (struct mem_ref_group *groups, unsigned unroll_factor)
   return prefetch_count;
 }
 +#ifdef FLAG_SW64_PREFETCH
 +/*Due to the need for SW to dynamically adjust the value of PF during
 + * prefetching,PF needs to handle negative values.However ,since Common Joined
 + * UInteger Var(PFX) is used, the function needs to convert unsigned (0-200) to
 + * (-100,100)*/
 +int
 +convert_default_to_sw (unsigned int pf_value)
 +{
 +  if (pf_value > 100)
 +    return 100 - (int) pf_value;
 +  return pf_value;
 +}
 +#endif
 /* Issue prefetches for the reference REF into loop as decided before.
    HEAD is the number of iterations to prefetch ahead.  UNROLL_FACTOR
    is the factor by which LOOP was unrolled.  */
@@ -1184,11 +1206,21 @@ issue_prefetch_ref (struct mem_ref *ref, unsigned unroll_factor, unsigned ahead)
   for (ap = 0; ap < n_prefetches; ap++)
     {
 +#ifdef FLAG_SW64_PREFETCH
 +      if (flag_sw_prefetch_dc == 1)
 +	{
 +#endif
       if (cst_and_fits_in_hwi (ref->group->step))
         {
           /* Determine the address to prefetch.  */
 +#ifdef FLAG_SW64_PREFETCH
 +	  delta = (ahead + ap * ref->prefetch_mod) *
 +		  int_cst_value (ref->group->step) * 2
 +		  + convert_default_to_sw (PF1) * L1_CACHE_LINE_SIZE;
 +#else
           delta = (ahead + ap * ref->prefetch_mod) *
 		   int_cst_value (ref->group->step);
 +#endif
           addr = fold_build_pointer_plus_hwi (addr_base, delta);
           addr = force_gimple_operand_gsi (&bsi, unshare_expr (addr), true,
 					   NULL, true, GSI_SAME_STMT);
@@ -1220,6 +1252,86 @@ issue_prefetch_ref (struct mem_ref *ref, unsigned unroll_factor, unsigned ahead)
       prefetch = gimple_build_call (builtin_decl_explicit (BUILT_IN_PREFETCH),
 				    3, addr, write_p, local);
       gsi_insert_before (&bsi, prefetch, GSI_SAME_STMT);
 +#ifdef FLAG_SW64_PREFETCH
 +      }
 +      /* Generate L2 prefetch if the option is open.  */
 +      if (flag_sw_prefetch_sc == 1)
 +	{
 +	  if (cst_and_fits_in_hwi (ref->group->step))
 +	    {
 +	      delta = (ahead + ap * ref->prefetch_mod) *
 +		     int_cst_value (ref->group->step) * 2
 +		     + (4 + convert_default_to_sw (PF2)) * L1_CACHE_LINE_SIZE;
 +
 +	      addr = fold_build_pointer_plus_hwi (addr_base, delta);
 +	      addr = force_gimple_operand_gsi (&bsi, unshare_expr (addr), true,
 +						NULL, true, GSI_SAME_STMT);
 +	    }
 +	  else
 +	    {
 +	      ahead += (unsigned) (convert_default_to_sw (PF2)
 +				    - convert_default_to_sw (PF1));
 +	      forward = fold_build2 (MULT_EXPR, sizetype,
 +				     fold_convert (sizetype, ref->group->step),
 +				     fold_convert (sizetype, size_int (ahead)));
 +	      addr = fold_build_pointer_plus (addr_base, forward);
 +	      addr = force_gimple_operand_gsi (&bsi, unshare_expr (addr), true,
 +					       NULL, true, GSI_SAME_STMT);
 +	    }
 +
 +	  if (addr_base != addr && TREE_CODE (addr_base) == SSA_NAME
 +		&& TREE_CODE (addr) == SSA_NAME)
 +	    {
 +	      duplicate_ssa_name_ptr_info (addr, SSA_NAME_PTR_INFO (addr_base));
 +	      if (SSA_NAME_PTR_INFO (addr))
 +		mark_ptr_info_alignment_unknown (SSA_NAME_PTR_INFO (addr));
 +	    }
 +
 +	  /* Create the L2 prefetch instruction.  */
 +	  prefetch
 +	    = gimple_build_call (builtin_decl_explicit (BUILT_IN_PREFETCH_SC),
 +				 3, addr, write_p, local);
 +	  gsi_insert_before (&bsi, prefetch, GSI_SAME_STMT);
 +	}
 +      /* Generate L3 prefetch if the option is open.  */
 +      if (flag_sw_prefetch_tc == 1)
 +	{
 +	  if (cst_and_fits_in_hwi (ref->group->step))
 +	    {
 +	      delta = (ahead + ap * ref->prefetch_mod) *
 +		     int_cst_value (ref->group->step) * 2
 +		     + (10 + convert_default_to_sw (PF3)) * L1_CACHE_LINE_SIZE;
 +
 +	      addr = fold_build_pointer_plus_hwi (addr_base, delta);
 +	      addr = force_gimple_operand_gsi (&bsi, unshare_expr (addr), true,
 +				NULL, true, GSI_SAME_STMT);
 +	    }
 +	  else
 +	    {
 +	      ahead += (unsigned) (convert_default_to_sw (PF3)
 +				    - convert_default_to_sw (PF1));
 +	      forward = fold_build2 (MULT_EXPR, sizetype,
 +				     fold_convert (sizetype, ref->group->step),
 +				     fold_convert (sizetype, size_int (ahead)));
 +	      addr = fold_build_pointer_plus (addr_base, forward);
 +	      addr = force_gimple_operand_gsi (&bsi, unshare_expr (addr), true,
 +					       NULL, true, GSI_SAME_STMT);
 +	    }
 +
 +	  if (addr_base != addr && TREE_CODE (addr_base) == SSA_NAME
 +	      && TREE_CODE (addr) == SSA_NAME)
 +	    {
 +	      duplicate_ssa_name_ptr_info (addr, SSA_NAME_PTR_INFO (addr_base));
 +	      if (SSA_NAME_PTR_INFO (addr))
 +		mark_ptr_info_alignment_unknown (SSA_NAME_PTR_INFO (addr));
 +	    }
 +	  /* Create the L3 prefetch instruction.  */
 +	  prefetch
 +	    = gimple_build_call (builtin_decl_explicit (BUILT_IN_PREFETCH_TC),
 +				 3, addr, write_p, local);
 +	  gsi_insert_before (&bsi, prefetch, GSI_SAME_STMT);
 +	}
 +#endif
     }
 }
@@ -1375,9 +1487,22 @@ should_unroll_loop_p (class loop *loop, class tree_niter_desc *desc,
      as well; but the unrolling/prefetching is usually more profitable for
      loops consisting of a single basic block, and we want to limit the
      code growth.  */
 +#ifdef FLAG_SW64_PREFETCH
 +  if (flag_sw_prefetch_unroll == 1)
 +    {
 +      if (loop->num_nodes > 7)
 +	return false;
 +    }
 +  else
 +    {
 +      if (loop->num_nodes > 2)
 +	return false;
 +    }
 +#else
   if (loop->num_nodes > 2)
     return false;
 +#endif
   return true;
 }
@@ -1422,6 +1547,12 @@ determine_unroll_factor (class loop *loop, struct mem_ref_group *refs,
       if (should_issue_prefetch_p (ref))
 	{
 	  mod_constraint = ref->prefetch_mod;
 +#ifdef FLAG_SW64_PREFETCH
 +	  /* TODO: mod_constraint is set to 4 by experience, but we should do it
 +	   * with precision. */
 +	  if (mod_constraint > upper_bound)
 +	    mod_constraint = 4;
 +#endif
 	  nfactor = least_common_multiple (mod_constraint, factor);
 	  if (nfactor <= upper_bound)
 	    factor = nfactor;
@@ -2022,6 +2153,28 @@ tree_ssa_prefetch_arrays (void)
       DECL_IS_NOVOPS (decl) = true;
       set_builtin_decl (BUILT_IN_PREFETCH, decl, false);
     }
 +#ifdef FLAG_SW64_PREFETCH
 +  if (!builtin_decl_explicit_p (BUILT_IN_PREFETCH_SC))
 +    {
 +      tree type = build_function_type_list (void_type_node, const_ptr_type_node,
 +					    NULL_TREE);
 +      tree decl = add_builtin_function ("__builtin_prefetch_sc", type,
 +					BUILT_IN_PREFETCH_SC, BUILT_IN_NORMAL,
 +					NULL, NULL_TREE);
 +      DECL_IS_NOVOPS (decl) = true;
 +      set_builtin_decl (BUILT_IN_PREFETCH_SC, decl, false);
 +    }
 +  if (!builtin_decl_explicit_p (BUILT_IN_PREFETCH_TC))
 +    {
 +      tree type = build_function_type_list (void_type_node, const_ptr_type_node,
 +					    NULL_TREE);
 +      tree decl = add_builtin_function ("__builtin_prefetch_tc", type,
 +					BUILT_IN_PREFETCH_TC, BUILT_IN_NORMAL,
 +					NULL, NULL_TREE);
 +      DECL_IS_NOVOPS (decl) = true;
 +      set_builtin_decl (BUILT_IN_PREFETCH_TC, decl, false);
 +    }
 +#endif
   for (auto loop : loops_list (cfun, LI_FROM_INNERMOST))
     {
 -- 
 2.25.1
--- a/0004-Sw64-Port-update-gcc-testsuite-for-sw64.patch
+++ b/0004-Sw64-Port-update-gcc-testsuite-for-sw64.patch
@ -0,0 +1,688 @@
 From f0e14563ae35b0e0c52bed8f091a750028a42e67 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:44:09 +0800
 Subject: [PATCH 04/16] Sw64 Port: update gcc/testsuite for sw64
 ---
 contrib/compare-all-tests                     |  3 +-
 .../c-c++-common/torture/asm-inline.c         |  2 +-
 gcc/testsuite/g++.dg/cpp0x/constexpr-rom.C    |  2 +-
 .../g++.dg/no-stack-protector-attr-3.C        |  4 +--
 gcc/testsuite/g++.dg/opt/devirt2.C            |  3 +-
 gcc/testsuite/g++.dg/pr49718.C                |  2 +-
 .../gcc.c-torture/execute/20101011-1.c        |  3 ++
 gcc/testsuite/gcc.dg/20020312-2.c             |  2 ++
 .../gcc.dg/atomic/c11-atomic-exec-5.c         |  2 +-
 gcc/testsuite/gcc.dg/attr-alloc_size-11.c     |  4 +--
 gcc/testsuite/gcc.dg/cpp/assert4.c            |  4 +--
 gcc/testsuite/gcc.dg/pr44194-1.c              |  2 +-
 gcc/testsuite/gcc.dg/stack-usage-1.c          |  2 ++
 gcc/testsuite/gcc.dg/torture/restrict-8.c     |  2 +-
 gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c    |  2 +-
 gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c |  2 +-
 gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c      | 30 +++++++++----------
 gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c      | 22 +++++++-------
 gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c      |  8 ++---
 gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c      | 14 ++++-----
 gcc/testsuite/go.test/go-test.exp             |  3 ++
 gcc/testsuite/lib/target-supports.exp         | 11 ++++++-
 22 files changed, 75 insertions(+), 54 deletions(-)
 diff --git a/contrib/compare-all-tests b/contrib/compare-all-tests
 index 502cc64f5..02519a1f3 100644
 --- a/contrib/compare-all-tests
 +++ b/contrib/compare-all-tests
@@ -33,8 +33,9 @@ ppc_opts='-m32 -m64'
 s390_opts='-m31 -m31/-mzarch -m64'
 sh_opts='-m3 -m3e -m4 -m4a -m4al -m4/-mieee -m1 -m1/-mno-cbranchdi -m2a -m2a/-mieee -m2e -m2e/-mieee'
 sparc_opts='-mcpu=v8/-m32 -mcpu=v9/-m32 -m64'
 +sw_64_opts='-mlong-double-64/-mieee -mlong-double-64 -mlong-double-128/-mieee -mlong-double-128'
 -all_targets='alpha arm avr bfin cris fr30 frv h8300 ia64 iq2000 m32c m32r m68k mcore mips mmix mn10300 pa pdp11 ppc sh sparc v850 vax xstormy16 xtensa' # e500 
 +all_targets='alpha arm avr bfin cris fr30 frv h8300 ia64 iq2000 m32c m32r m68k mcore mips mmix mn10300 pa pdp11 ppc sh sparc sw_64 v850 vax xstormy16 xtensa' # e500
 test_one_file ()
 {
 diff --git a/gcc/testsuite/c-c++-common/torture/asm-inline.c b/gcc/testsuite/c-c++-common/torture/asm-inline.c
 index dea89658b..f860b3a7b 100644
 --- a/gcc/testsuite/c-c++-common/torture/asm-inline.c
 +++ b/gcc/testsuite/c-c++-common/torture/asm-inline.c
@@ -1,6 +1,6 @@
 /* { dg-do compile } */
 /* -O0 does no inlining, and -O3 does it too aggressively for this test:  */
 -/* { dg-skip-if "" { *-*-* } { "-O0" "-O3" } { "" } }
 +/* { dg-skip-if "" { *-*-* } { "-O0" "-O3" "-Og -g" } { "" } }
 /* The normal asm is not inlined:  */
 /* { dg-final { scan-assembler-times "w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w.w" 2 } } */
 /* But the asm inline is inlined:  */
 diff --git a/gcc/testsuite/g++.dg/cpp0x/constexpr-rom.C b/gcc/testsuite/g++.dg/cpp0x/constexpr-rom.C
 index 424979a60..37c539a54 100644
 --- a/gcc/testsuite/g++.dg/cpp0x/constexpr-rom.C
 +++ b/gcc/testsuite/g++.dg/cpp0x/constexpr-rom.C
@@ -1,6 +1,6 @@
 // PR c++/49673: check that test_data goes into .rodata
 // { dg-do compile { target c++11 } }
 -// { dg-additional-options -G0 { target { { alpha*-*-* frv*-*-* ia64-*-* lm32*-*-* m32r*-*-* microblaze*-*-* mips*-*-* loongarch*-*-* nios2-*-* powerpc*-*-* rs6000*-*-* } && { ! { *-*-darwin* *-*-aix* alpha*-*-*vms* } } } } }
 +// { dg-additional-options -G0 { target { { alpha*-*-* sw_64*-*-* frv*-*-* ia64-*-* lm32*-*-* m32r*-*-* microblaze*-*-* mips*-*-* loongarch*-*-* nios2-*-* powerpc*-*-* rs6000*-*-* } && { ! { *-*-darwin* *-*-aix* alpha*-*-*vms* } } } } }
 // { dg-final { scan-assembler "\\.rdata" { target mips*-*-* } } }
 // { dg-final { scan-assembler "rodata" { target { { *-*-linux-gnu *-*-gnu* *-*-elf } && { ! { mips*-*-* riscv*-*-* } } } } } }
 diff --git a/gcc/testsuite/g++.dg/no-stack-protector-attr-3.C b/gcc/testsuite/g++.dg/no-stack-protector-attr-3.C
 index 76a5ec086..982dd9856 100644
 --- a/gcc/testsuite/g++.dg/no-stack-protector-attr-3.C
 +++ b/gcc/testsuite/g++.dg/no-stack-protector-attr-3.C
@@ -20,5 +20,5 @@ int __attribute__((stack_protect)) bar()
   return 0;
 }
 -/* { dg-final { scan-assembler-times "stack_chk_fail" 1 { target { ! mips*-*-* } } } }*/
 -/* { dg-final { scan-assembler-times "stack_chk_fail" 2 { target { mips*-*-* } } } }*/
 +/* { dg-final { scan-assembler-times "stack_chk_fail" 1 { target { ! { mips*-*-* sw_64*-*-* } } } } }*/
 +/* { dg-final { scan-assembler-times "stack_chk_fail" 2 { target { mips*-*-* sw_64*-*-* } } } }*/
 diff --git a/gcc/testsuite/g++.dg/opt/devirt2.C b/gcc/testsuite/g++.dg/opt/devirt2.C
 index cf4842bd4..c6b5a19fa 100644
 --- a/gcc/testsuite/g++.dg/opt/devirt2.C
 +++ b/gcc/testsuite/g++.dg/opt/devirt2.C
@@ -5,7 +5,7 @@
 // { dg-additional-options "-mshort-calls" {target epiphany-*-*} }
 // Using -mno-abicalls avoids a R_MIPS_JALR .reloc.
 // { dg-additional-options "-mno-abicalls" { target mips*-*-* } }
 -// { dg-final { scan-assembler-times "xyzzy" 2 { target { ! { alpha*-*-* hppa*-*-* ia64*-*-hpux* sparc*-*-* *-*-mingw* } } } } }
 +// { dg-final { scan-assembler-times "xyzzy" 2 { target { ! { alpha*-*-* sw_64*-*-* hppa*-*-* ia64*-*-hpux* sparc*-*-* *-*-mingw* } } } } }
 // For *-*-mingw* there is additionally one .def match
 // { dg-final { scan-assembler-times "xyzzy" 3 { target *-*-mingw* } } }
 // The IA64 and HPPA compilers generate external declarations in addition
@@ -15,6 +15,7 @@
 // If assembler supports explicit relocation directives, the alpha compiler generates
 // literal/lituse_jsr pairs, so the scans need to be more specific.
 // { dg-final { scan-assembler-times "jsr\[^\n\]*xyzzy" 2 { target alpha*-*-* } } }
 +// { dg-final { scan-assembler-times "call\[^\n\]*xyzzy" 2 { target sw_64*-*-* } } }
 // Unless the assembler supports -relax, the 32-bit SPARC compiler generates
 // sethi/jmp instead of just call, so the scans need to be more specific.
 // With subexpressions, Tcl regexp -inline -all returns both the complete
 diff --git a/gcc/testsuite/g++.dg/pr49718.C b/gcc/testsuite/g++.dg/pr49718.C
 index b1cc5deb7..13c661642 100644
 --- a/gcc/testsuite/g++.dg/pr49718.C
 +++ b/gcc/testsuite/g++.dg/pr49718.C
@@ -1,6 +1,6 @@
 /* { dg-do compile } */
 /* { dg-options "-O2 -finstrument-functions" } */
 -/* { dg-additional-options "-mno-explicit-relocs" { target alpha*-*-* } } */
 +/* { dg-additional-options "-mno-explicit-relocs" { target alpha*-*-* sw_64*-*-* } } */
 /* { dg-additional-options "-mno-relax-pic-calls" { target mips*-*-* } } */
 /* { dg-final { scan-assembler-times "__cyg_profile_func_enter" 1 { target { ! { hppa*-*-hpux* } } } } } */
 /* { dg-final { scan-assembler-times "__cyg_profile_func_enter,%r" 1 { target hppa*-*-hpux* } } } */
 diff --git a/gcc/testsuite/gcc.c-torture/execute/20101011-1.c b/gcc/testsuite/gcc.c-torture/execute/20101011-1.c
 index d2c0f9ab7..878be5eab 100644
 --- a/gcc/testsuite/gcc.c-torture/execute/20101011-1.c
 +++ b/gcc/testsuite/gcc.c-torture/execute/20101011-1.c
@@ -29,6 +29,9 @@
 #elif defined (__aarch64__)
   /* On AArch64 integer division by zero does not trap.  */
 # define DO_TEST 0
 +#elif defined (__sw_64__)
 +  /* On sw_64 integer division by zero does not trap.  */
 +# define DO_TEST 0
 #elif defined (__TMS320C6X__)
   /* On TI C6X division by zero does not trap.  */
 # define DO_TEST 0
 diff --git a/gcc/testsuite/gcc.dg/20020312-2.c b/gcc/testsuite/gcc.dg/20020312-2.c
 index 92bc150df..292964e02 100644
 --- a/gcc/testsuite/gcc.dg/20020312-2.c
 +++ b/gcc/testsuite/gcc.dg/20020312-2.c
@@ -15,6 +15,8 @@ extern void abort (void);
 #if defined(__alpha__)
 /* PIC register is $29, but is used even without -fpic.  */
 +#elif defined(__sw_64__)
 +/* PIC register is $29, but is used even without -fpic.  */
 #elif defined(__arc__)
 # define PIC_REG  "26"
 #elif defined(__arm__)
 diff --git a/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c b/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
 index 692c64ad2..2f5457645 100644
 --- a/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
 +++ b/gcc/testsuite/gcc.dg/atomic/c11-atomic-exec-5.c
@@ -24,7 +24,7 @@
 			 | FE_OVERFLOW		\
 			 | FE_UNDERFLOW)
 -#if defined __alpha__ || defined __aarch64__
 +#if defined __alpha__ || defined __aarch64__ || defined __sw_64__
   #define ITER_COUNT 100
 #else
   #define ITER_COUNT 10000
 diff --git a/gcc/testsuite/gcc.dg/attr-alloc_size-11.c b/gcc/testsuite/gcc.dg/attr-alloc_size-11.c
 index 8332b3993..3d5a2e28a 100644
 --- a/gcc/testsuite/gcc.dg/attr-alloc_size-11.c
 +++ b/gcc/testsuite/gcc.dg/attr-alloc_size-11.c
@@ -47,8 +47,8 @@ typedef __SIZE_TYPE__    size_t;
 /* The following tests fail because of missing range information.  The xfail
    exclusions are PR79356.  */
 -TEST (signed char, SCHAR_MIN + 2, ALLOC_MAX);   /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" "missing range info for signed char" { xfail { ! { aarch64*-*-* arm*-*-* avr-*-* alpha*-*-* ia64-*-* mips*-*-* or1k*-*-* pdp11*-*-* powerpc*-*-* sparc*-*-* s390*-*-* visium-*-* msp430-*-* nvptx*-*-*} } } } */
 -TEST (short, SHRT_MIN + 2, ALLOC_MAX); /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" "missing range info for short" { xfail { ! { aarch64*-*-* arm*-*-* alpha*-*-* avr-*-* ia64-*-* mips*-*-* or1k*-*-* pdp11*-*-* powerpc*-*-* sparc*-*-* s390x-*-* visium-*-* msp430-*-* nvptx*-*-* } } } } */
 +TEST (signed char, SCHAR_MIN + 2, ALLOC_MAX);   /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" "missing range info for signed char" { xfail { ! { aarch64*-*-* arm*-*-* avr-*-* alpha*-*-* sw_64*-*-* ia64-*-* mips*-*-* or1k*-*-* pdp11*-*-* powerpc*-*-* sparc*-*-* s390*-*-* visium-*-* msp430-*-* nvptx*-*-*} } } } */
 +TEST (short, SHRT_MIN + 2, ALLOC_MAX); /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" "missing range info for short" { xfail { ! { aarch64*-*-* arm*-*-* alpha*-*-* sw_64*-*-* avr-*-* ia64-*-* mips*-*-* or1k*-*-* pdp11*-*-* powerpc*-*-* sparc*-*-* s390x-*-* visium-*-* msp430-*-* nvptx*-*-* } } } } */
 TEST (int, INT_MIN + 2, ALLOC_MAX);    /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" } */
 TEST (int, -3, ALLOC_MAX);             /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" } */
 TEST (int, -2, ALLOC_MAX);             /* { dg-warning "argument 1 range \\\[13, \[0-9\]+\\\] exceeds maximum object size 12" } */
 diff --git a/gcc/testsuite/gcc.dg/cpp/assert4.c b/gcc/testsuite/gcc.dg/cpp/assert4.c
 index 92e3dba5c..1b40ddeb6 100644
 --- a/gcc/testsuite/gcc.dg/cpp/assert4.c
 +++ b/gcc/testsuite/gcc.dg/cpp/assert4.c
@@ -151,8 +151,8 @@
 	|| (!defined __alpha_ev4__ && #cpu(ev4))
 #  error
 # endif
 -#elif #cpu(alpha) || #machine(alpha) || #cpu(cix) || #cpu(fix) || #cpu(bwx) \
 -	|| #cpu(max) || #cpu(ev6) || #cpu(ev5) || #cpu(ev4)
 +#elif (#cpu(alpha) || #machine(alpha) || #cpu(cix) || #cpu(fix) || #cpu(bwx) \
 +	|| #cpu(max) || #cpu(ev6) || #cpu(ev5) || #cpu(ev4)) && !#cpu(sw_64)
 # error
 #endif
 diff --git a/gcc/testsuite/gcc.dg/pr44194-1.c b/gcc/testsuite/gcc.dg/pr44194-1.c
 index a38270b79..13709e727 100644
 --- a/gcc/testsuite/gcc.dg/pr44194-1.c
 +++ b/gcc/testsuite/gcc.dg/pr44194-1.c
@@ -1,4 +1,4 @@
 -/* { dg-do compile { target { { { { { { { { { { i?86-*-* x86_64-*-* } && x32 } || lp64 } && { ! s390*-*-* } } && { ! hppa*64*-*-* } } && { ! alpha*-*-* } } && { { ! powerpc*-*-linux* } || powerpc_elfv2 } } && { ! nvptx-*-* } } } } } } */
 +/* { dg-do compile { target { { { { { { { { { { i?86-*-* x86_64-*-* } && x32 } || lp64 } && { ! s390*-*-* } } && { ! hppa*64*-*-* } } && { ! alpha*-*-* } } && { ! sw_64*-*-* } } && { { ! powerpc*-*-linux* } || powerpc_elfv2 } } && { ! nvptx-*-* } } } } } */
 /* { dg-skip-if "returns that struct in memory" { mmix-*-* } } */
 /* { dg-options "-O2 -fdump-rtl-dse1 -fdump-rtl-final" } */
 diff --git a/gcc/testsuite/gcc.dg/stack-usage-1.c b/gcc/testsuite/gcc.dg/stack-usage-1.c
 index 21cce0f44..618be5603 100644
 --- a/gcc/testsuite/gcc.dg/stack-usage-1.c
 +++ b/gcc/testsuite/gcc.dg/stack-usage-1.c
@@ -31,6 +31,8 @@
 #  define SIZE 192
 #elif defined (__alpha__)
 #  define SIZE 240
 +#elif defined (__sw_64__)
 +#  define SIZE 240
 #elif defined (__ia64__)
 #  define SIZE 272
 #elif defined(__mips__)
 diff --git a/gcc/testsuite/gcc.dg/torture/restrict-8.c b/gcc/testsuite/gcc.dg/torture/restrict-8.c
 index 0118de013..7cb50980c 100644
 --- a/gcc/testsuite/gcc.dg/torture/restrict-8.c
 +++ b/gcc/testsuite/gcc.dg/torture/restrict-8.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
 -/* { dg-skip-if "" { *-*-* } { "-O0" } { "" } } */
 +/* { dg-skip-if "" { *-*-* } { "-O0" "-Og -g" } { "" } } */
 /* { dg-options "-fdump-tree-fre1" } */
 struct S { int i; void *p; int j; };
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c b/gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c
 index b9f8fd21a..ba487e689 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/20040204-1.c
@@ -33,4 +33,4 @@ void test55 (int x, int y)
    that the && should be emitted (based on BRANCH_COST).  Fix this
    by teaching dom to look through && and register all components
    as true.  */
 -/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" { xfail { ! "alpha*-*-* arm*-*-* aarch64*-*-* powerpc*-*-* cris-*-* hppa*-*-* i?86-*-* mmix-*-* mips*-*-* m68k*-*-* moxie-*-* nds32*-*-* s390*-*-* sh*-*-* sparc*-*-* visium-*-* x86_64-*-* riscv*-*-* or1k*-*-* msp430-*-* pru*-*-* nvptx*-*-*" } } } } */
 +/* { dg-final { scan-tree-dump-times "link_error" 0 "optimized" { xfail { ! "alpha*-*-* sw_64*-*-*  arm*-*-* aarch64*-*-* powerpc*-*-* cris-*-* hppa*-*-* i?86-*-* mmix-*-* mips*-*-* m68k*-*-* moxie-*-* nds32*-*-* s390*-*-* sh*-*-* sparc*-*-* visium-*-* x86_64-*-* riscv*-*-* or1k*-*-* msp430-*-* pru*-*-* nvptx*-*-*" } } } } */
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c
 index a879d3059..8e9391c11 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/ssa-dom-cse-2.c
@@ -27,4 +27,4 @@ foo ()
    but the loop reads only one element at a time, and DOM cannot resolve these.
    The same happens on powerpc depending on the SIMD support available.  */
 -/* { dg-final { scan-tree-dump "return 28;" "optimized" { xfail { { alpha*-*-* hppa*64*-*-* nvptx*-*-* mmix-knuth-mmixware } || { { { lp64 && { powerpc*-*-* sparc*-*-* riscv*-*-* } } || aarch64_sve } || { arm*-*-* && { ! arm_neon } } } } } } } */
 +/* { dg-final { scan-tree-dump "return 28;" "optimized" { xfail { { alpha*-*-* sw_64*-*-* hppa*64*-*-* nvptx*-*-* mmix-knuth-mmixware } || { { { lp64 && { powerpc*-*-* sparc*-*-* riscv*-*-* } } || aarch64_sve } || { arm*-*-* && { ! arm_neon } } } } } } } */
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c
 index 0224997f1..d6bda1658 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-2.c
@@ -23,7 +23,7 @@ f1 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -44,7 +44,7 @@ f2 (int i, ...)
    architecture or bytes on 64-bit architecture.  */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 8 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 8 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 1 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 8 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -63,7 +63,7 @@ f3 (int i, ...)
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and 1 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and 16 FPR units" "stdarg" { target aarch64*-*-* } } } */
 -/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target ia64-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[1-9\]\[0-9\]* GPR units" "stdarg" { target { powerpc*-*-* && lp64 } } } } */
@@ -79,7 +79,7 @@ f4 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -98,7 +98,7 @@ f5 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -119,7 +119,7 @@ f6 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 3 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 24 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -137,7 +137,7 @@ f7 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -157,7 +157,7 @@ f8 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -175,7 +175,7 @@ f9 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f9: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -195,7 +195,7 @@ f10 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -216,7 +216,7 @@ f11 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 3 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save 24 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 0, needs to save (3|12|24) GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -237,7 +237,7 @@ f12 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 -/* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and 3 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save 0 GPR units and 48 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -258,7 +258,7 @@ f13 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 -/* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 24 GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and 3 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save 0 GPR units and 48 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f13: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -279,7 +279,7 @@ f14 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[148\] GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 -/* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 24 GPR units and 3" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 24 GPR units and 3" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 1 GPR units and 2 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save 8 GPR units and 32 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f14: va_list escapes 0, needs to save \[1-9]\[0-9\]* GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -308,7 +308,7 @@ f15 (int i, ...)
 /* { dg-final { scan-tree-dump "f15: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* We may be able to improve upon this after fixing PR66010/PR66013.  */
 -/* { dg-final { scan-tree-dump "f15: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f15: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump-not "f15: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
 /* { dg-final { scan-tree-dump-not "f15: va_list escapes 0, needs to save 0 GPR units" "stdarg" { target ia64-*-* } } } */
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c
 index d044654e0..d92290bb0 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-3.c
@@ -22,7 +22,7 @@ f1 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -38,7 +38,7 @@ f2 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -57,7 +57,7 @@ f3 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -74,7 +74,7 @@ f4 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -91,7 +91,7 @@ f5 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -110,7 +110,7 @@ f6 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -127,7 +127,7 @@ f7 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -144,7 +144,7 @@ f8 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f8: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -161,7 +161,7 @@ f10 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f10: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -178,7 +178,7 @@ f11 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f11: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -195,7 +195,7 @@ f12 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 } } } } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f12: va_list escapes 1, needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c
 index 1a637d6ef..8b2f38929 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-4.c
@@ -25,7 +25,7 @@ f1 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { x32 || { ! { ia32 || llp64 } } } } } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes \[01\], needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -43,7 +43,7 @@ f2 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 0 GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { x32 || { ! { ia32 || llp64 } } } } } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 0 GPR units and all FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 -/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 0 GPR units and all FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save 0 GPR units and all FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes \[01\], needs to save all GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -67,7 +67,7 @@ f3 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[148\] GPR units and 0 FPR units" "stdarg" { target { powerpc*-*-linux* && ilp32 } } } } */
 -/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 1 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
@@ -89,7 +89,7 @@ f4 (int i, ...)
 }
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 0 GPR units and \[1-9\]\[0-9\]* FPR units" "stdarg" { target { powerpc*-*-linux* && { powerpc_fprs && ilp32 } } } } } */
 -/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 8 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 8 GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 0 GPR units and 1 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 0 GPR units and 16 FPR units" "stdarg" { target aarch64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save \[148\] GPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && ia32 } } } } */
 diff --git a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c
 index c8ad4fe32..c3eba1e21 100644
 --- a/gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c
 +++ b/gcc/testsuite/gcc.dg/tree-ssa/stdarg-5.c
@@ -23,7 +23,7 @@ f1 (int i, ...)
   va_end (ap);
 }
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f1: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -37,7 +37,7 @@ f2 (int i, ...)
   va_end (ap);
 }
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and all FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f2: va_list escapes 0, needs to save all GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -56,7 +56,7 @@ f3 (int i, ...)
     }
 }
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 0 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 1 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f3: va_list escapes 0, needs to save 8 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -75,7 +75,7 @@ f4 (int i, ...)
     }
 }
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 16 GPR units and 16 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 24 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 2 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f4: va_list escapes 0, needs to save 24 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -90,7 +90,7 @@ f5 (int i, ...)
   bar (__real__ ci + __imag__ ci);
 }
 /* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 16 GPR units and 0 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 32 GPR units and 1" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save (4|2) GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f5: va_list escapes 0, needs to save 16 GPR units and 0 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -105,7 +105,7 @@ f6 (int i, ...)
   bar (__real__ ci + __imag__ cd);
 }
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 8 GPR units and 32 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 32 GPR units and 3" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 32 GPR units and 3" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save (3|2) GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f6: va_list escapes 0, needs to save 8 GPR units and 32 FPR units" "stdarg" { target aarch64*-*-* } } } */
@@ -120,6 +120,6 @@ f7 (int i, ...)
   bar (__real__ cd + __imag__ cd);
 }
 /* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 0 GPR units and 64 FPR units" "stdarg" { target { { i?86-*-* x86_64-*-* } && { ! { ia32 || llp64 } } } } } } */
 -/* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 32 GPR units and 2" "stdarg" { target alpha*-*-linux* } } } */
 +/* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 32 GPR units and 2" "stdarg" { target alpha*-*-linux* sw_64*-*-* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 2 GPR units and 0 FPR units" "stdarg" { target s390*-*-linux* } } } */
 /* { dg-final { scan-tree-dump "f7: va_list escapes 0, needs to save 0 GPR units and 64 FPR units" "stdarg" { target aarch64*-*-* } } } */
 diff --git a/gcc/testsuite/go.test/go-test.exp b/gcc/testsuite/go.test/go-test.exp
 index 11c178ad7..d405316e1 100644
 --- a/gcc/testsuite/go.test/go-test.exp
 +++ b/gcc/testsuite/go.test/go-test.exp
@@ -174,6 +174,9 @@ proc go-set-goarch { } {
 	"alpha*-*-*" {
 	    set goarch "alpha"
 	}
 +	"sw_64*-*-*" {
 +	    set goarch "sw_64"
 +	}
 	"arm*-*-*" -
 	"ep9312*-*-*" -
 	"strongarm*-*-*" -
 diff --git a/gcc/testsuite/lib/target-supports.exp b/gcc/testsuite/lib/target-supports.exp
 index 292737dae..534405aa7 100644
 --- a/gcc/testsuite/lib/target-supports.exp
 +++ b/gcc/testsuite/lib/target-supports.exp
@@ -3526,6 +3526,7 @@ proc check_effective_target_vect_cmdline_needed { } {
     return [check_cached_effective_target vect_cmdline_needed {
 	if { [istarget alpha*-*-*]
 	     || [istarget ia64-*-*]
 +	     || [istarget sw_64-*-*]
 	     || (([istarget i?86-*-*] || [istarget x86_64-*-*])
 		 && ![is-effective-target ia32])
 	     || ([istarget powerpc*-*-*]
@@ -3554,6 +3555,7 @@ proc check_effective_target_vect_int { } {
 	 || [istarget amdgcn-*-*]
 	 || [istarget sparc*-*-*]
 	 || [istarget alpha*-*-*]
 +	 || [istarget sw_64*-*-*]
 	 || [istarget ia64-*-*]
 	 || [istarget aarch64*-*-*]
 	 || [is-effective-target arm_neon]
@@ -7019,6 +7021,7 @@ proc check_effective_target_vect_no_int_min_max { } {
     return [check_cached_effective_target_indexed vect_no_int_min_max {
       expr { [istarget sparc*-*-*]
 	     || [istarget alpha*-*-*]
 +	     || [istarget sw_64*-*-*]
 	     || ([istarget mips*-*-*]
 		 && [et-is-effective-target mips_loongson_mmi]) }}]
 }
@@ -7031,7 +7034,7 @@ proc check_effective_target_vect_no_int_min_max { } {
 proc check_effective_target_vect_no_int_add { } {
     # Alpha only supports vector add on V8QI and V4HI.
     return [check_cached_effective_target_indexed vect_no_int_add {
 -      expr { [istarget alpha*-*-*] }}]
 +      expr { [istarget alpha*-*-*] || [istarget sw_64*-*-*] }}]
 }
 # Return 1 if the target plus current options does not support vector
@@ -8551,6 +8554,7 @@ proc check_effective_target_sync_long_long { } {
 	 || [istarget aarch64*-*-*]
 	 || [istarget arm*-*-*]
 	 || [istarget alpha*-*-*]
 +	 || [istarget sw_64*-*-*]
 	 || ([istarget sparc*-*-*] && [check_effective_target_lp64])
 	 || [istarget s390*-*-*] } {
 	return 1
@@ -8632,6 +8636,7 @@ proc check_effective_target_sync_long_long_runtime { } {
 		 }
 	     } "" ])
 	 || [istarget alpha*-*-*]
 +	 || [istarget sw_64*-*-*]
 	 || ([istarget sparc*-*-*]
 	     && [check_effective_target_lp64]
 	     && [check_effective_target_ultrasparc_hw])
@@ -8648,6 +8653,7 @@ proc check_effective_target_bswap { } {
     return [check_cached_effective_target bswap {
       expr { [istarget aarch64*-*-*]
 	     || [istarget alpha*-*-*]
 +	     || [istarget sw_64*-*-*]
 	     || [istarget i?86-*-*] || [istarget x86_64-*-*]
 	     || [istarget m68k-*-*]
 	     || [istarget powerpc*-*-*]
@@ -8672,6 +8678,7 @@ proc check_effective_target_sync_int_long { } {
 	     || [istarget i?86-*-*] || [istarget x86_64-*-*]
 	     || [istarget aarch64*-*-*]
 	     || [istarget alpha*-*-*] 
 +	     || [istarget sw_64*-*-*] 
 	     || [istarget arm*-*-linux-*] 
 	     || [istarget arm*-*-uclinuxfdpiceabi] 
 	     || ([istarget arm*-*-*]
@@ -8708,6 +8715,7 @@ proc check_effective_target_sync_char_short { } {
 	     || [istarget ia64-*-*]
 	     || [istarget i?86-*-*] || [istarget x86_64-*-*]
 	     || [istarget alpha*-*-*] 
 +	     || [istarget sw_64*-*-*] 
 	     || [istarget arm*-*-linux-*] 
 	     || [istarget arm*-*-uclinuxfdpiceabi] 
 	     || ([istarget arm*-*-*]
@@ -9149,6 +9157,7 @@ proc check_effective_target_fd_truncate { } {
 proc add_options_for_ieee { flags } {
     if { [istarget alpha*-*-*]
 +         || [istarget sw_64*-*-*]
          || [istarget sh*-*-*] } {
        return "$flags -mieee"
     }
 -- 
 2.25.1
--- a/0005-Sw64-Port-libatomic.patch
+++ b/0005-Sw64-Port-libatomic.patch
@ -0,0 +1,29 @@
 From 76693fb016acae2a7a1e130e196a5793f2b2f23b Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:50:36 +0800
 Subject: [PATCH 05/16] Sw64 Port: libatomic
 ---
 libatomic/configure.tgt | 6 ++++++
 1 file changed, 6 insertions(+)
 diff --git a/libatomic/configure.tgt b/libatomic/configure.tgt
 index 33f8c91ce..f9dbd2d35 100644
 --- a/libatomic/configure.tgt
 +++ b/libatomic/configure.tgt
@@ -81,6 +81,12 @@ case "${target_cpu}" in
 	ARCH=sparc
 	;;
 +  sw_64*)
 +	# fenv.c needs this option to generate inexact exceptions.
 +	XCFLAGS="${XCFLAGS} -mfp-trap-mode=sui"
 +	ARCH=sw_64
 +	;;
 +
   i[3456]86 | x86_64)
 	cat > conftestx.c <<EOF
 #ifndef __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4
 -- 
 2.25.1
--- a/0006-Sw64-Port-libgcc.patch
+++ b/0006-Sw64-Port-libgcc.patch
@ -0,0 +1,497 @@
 From d78f11c5eeabd79f798399a345e92b065c4e7e75 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:51:15 +0800
 Subject: [PATCH 06/16] Sw64 Port: libgcc
 ---
 libgcc/config.host                        |  18 +++
 libgcc/config/sw_64/crtfastmath.c         |  36 +++++
 libgcc/config/sw_64/libgcc-sw_64-ldbl.ver |  50 ++++++
 libgcc/config/sw_64/linux-unwind.h        | 103 ++++++++++++
 libgcc/config/sw_64/qrnnd.S               | 181 ++++++++++++++++++++++
 libgcc/config/sw_64/t-ieee                |   2 +
 libgcc/config/sw_64/t-linux               |   1 +
 libgcc/config/sw_64/t-sw_64               |   6 +
 libgcc/libgcc2.c                          |   2 +-
 9 files changed, 398 insertions(+), 1 deletion(-)
 create mode 100644 libgcc/config/sw_64/crtfastmath.c
 create mode 100644 libgcc/config/sw_64/libgcc-sw_64-ldbl.ver
 create mode 100644 libgcc/config/sw_64/linux-unwind.h
 create mode 100644 libgcc/config/sw_64/qrnnd.S
 create mode 100644 libgcc/config/sw_64/t-ieee
 create mode 100644 libgcc/config/sw_64/t-linux
 create mode 100644 libgcc/config/sw_64/t-sw_64
 diff --git a/libgcc/config.host b/libgcc/config.host
 index 8c56fcae5..01cb28d2e 100644
 --- a/libgcc/config.host
 +++ b/libgcc/config.host
@@ -212,6 +212,9 @@ s390*-*-*)
 sh[123456789lbe]*-*-*)
 	cpu_type=sh
 	;;
 +sw_64*-*-*)
 +	cpu_type=sw_64
 +	;;
 tilegx*-*-*)
 	cpu_type=tilegx
 	;;
@@ -1467,6 +1470,21 @@ sparc64-*-linux*)		# 64-bit SPARC's running GNU/Linux
 	;;
 sparc64-*-netbsd*)
 	;;
 +sw_64*-*-linux*)
 +        tmake_file="${tmake_file} sw_64/t-sw_64 sw_64/t-ieee t-crtfm sw_64/t-linux"
 +        extra_parts="$extra_parts crtfastmath.o"
 +        md_unwind_header=sw_64/linux-unwind.h
 +        ;;
 +sw_64*-*-freebsd*)
 +        tmake_file="${tmake_file} sw_64/t-sw_64 sw_64/t-ieee t-crtfm"
 +        extra_parts="$extra_parts crtbeginT.o crtfastmath.o"
 +        ;;
 +sw_64*-*-netbsd*)
 +        tmake_file="${tmake_file} sw_64/t-sw_64 sw_64/t-ieee"
 +        ;;
 +sw_64*-*-openbsd*)
 +        tmake_file="${tmake_file} sw_64/t-sw_64 sw_64/t-ieee"
 +        ;;
 tic6x-*-uclinux)
 	tmake_file="${tmake_file} t-softfp-sfdf t-softfp-excl t-softfp \
 		c6x/t-elf  c6x/t-uclinux t-crtstuff-pic t-libgcc-pic \
 diff --git a/libgcc/config/sw_64/crtfastmath.c b/libgcc/config/sw_64/crtfastmath.c
 new file mode 100644
 index 000000000..aec92c819
 --- /dev/null
 +++ b/libgcc/config/sw_64/crtfastmath.c
@@ -0,0 +1,36 @@
 +/*
 + * Copyright (C) 2001-2022 Free Software Foundation, Inc.
 + * Contributed by Richard Henderson (rth@redhat.com)
 + *
 + * This file is free software; you can redistribute it and/or modify it
 + * under the terms of the GNU General Public License as published by the
 + * Free Software Foundation; either version 3, or (at your option) any
 + * later version.
 + *
 + * This file is distributed in the hope that it will be useful, but
 + * WITHOUT ANY WARRANTY; without even the implied warranty of
 + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 + * General Public License for more details.
 + *
 + * Under Section 7 of GPL version 3, you are granted additional
 + * permissions described in the GCC Runtime Library Exception, version
 + * 3.1, as published by the Free Software Foundation.
 + *
 + * You should have received a copy of the GNU General Public License and
 + * a copy of the GCC Runtime Library Exception along with this program;
 + * see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 + * <http://www.gnu.org/licenses/>.
 + */
 +
 +/* Assume SYSV/1 compatible interfaces.  */
 +
 +extern void
 +__ieee_set_fp_control (unsigned long int);
 +
 +#define IEEE_MAP_DMZ (1UL << 12) /* Map denorm inputs to zero */
 +#define IEEE_MAP_UMZ (1UL << 13) /* Map underflowed outputs to zero */
 +
 +static void __attribute__ ((constructor)) set_fast_math (void)
 +{
 +  __ieee_set_fp_control (IEEE_MAP_DMZ | IEEE_MAP_UMZ);
 +}
 diff --git a/libgcc/config/sw_64/libgcc-sw_64-ldbl.ver b/libgcc/config/sw_64/libgcc-sw_64-ldbl.ver
 new file mode 100644
 index 000000000..6666bc639
 --- /dev/null
 +++ b/libgcc/config/sw_64/libgcc-sw_64-ldbl.ver
@@ -0,0 +1,50 @@
 +# Copyright (C) 2006-2019 Free Software Foundation, Inc.
 +#
 +# This file is part of GCC.
 +#
 +# GCC is free software; you can redistribute it and/or modify
 +# it under the terms of the GNU General Public License as published by
 +# the Free Software Foundation; either version 3, or (at your option)
 +# any later version.
 +#
 +# GCC is distributed in the hope that it will be useful,
 +# but WITHOUT ANY WARRANTY; without even the implied warranty of
 +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 +# GNU General Public License for more details.
 +#
 +# You should have received a copy of the GNU General Public License
 +# along with GCC; see the file COPYING3.  If not see
 +# <http://www.gnu.org/licenses/>.
 +
 +%ifdef __LONG_DOUBLE_128__
 +
 +# long double 128 bit support in libgcc_s.so.1 is only available
 +# when configured with --with-long-double-128.  Make sure all the
 +# symbols are available at @@GCC_LDBL_* versions to make it clear
 +# there is a configurable symbol set.
 +
 +%exclude {
 +  __fixtfdi
 +  __fixunstfdi
 +  __floatditf
 +
 +  __divtc3
 +  __multc3
 +  __powitf2
 +}
 +
 +%inherit GCC_LDBL_3.0 GCC_3.0
 +GCC_LDBL_3.0 {
 +  __fixtfdi
 +  __fixunstfdi
 +  __floatditf
 +}
 +
 +%inherit GCC_LDBL_4.0.0 GCC_4.0.0
 +GCC_LDBL_4.0.0 {
 +  __divtc3
 +  __multc3
 +  __powitf2
 +}
 +
 +%endif
 diff --git a/libgcc/config/sw_64/linux-unwind.h b/libgcc/config/sw_64/linux-unwind.h
 new file mode 100644
 index 000000000..d446c123f
 --- /dev/null
 +++ b/libgcc/config/sw_64/linux-unwind.h
@@ -0,0 +1,103 @@
 +/* DWARF2 EH unwinding support for Sw_64 Linux.
 +   Copyright (C) 2004-2022 Free Software Foundation, Inc.
 +
 +This file is part of GCC.
 +
 +GCC is free software; you can redistribute it and/or modify
 +it under the terms of the GNU General Public License as published by
 +the Free Software Foundation; either version 3, or (at your option)
 +any later version.
 +
 +GCC is distributed in the hope that it will be useful,
 +but WITHOUT ANY WARRANTY; without even the implied warranty of
 +MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 +GNU General Public License for more details.
 +
 +Under Section 7 of GPL version 3, you are granted additional
 +permissions described in the GCC Runtime Library Exception, version
 +3.1, as published by the Free Software Foundation.
 +
 +You should have received a copy of the GNU General Public License and
 +a copy of the GCC Runtime Library Exception along with this program;
 +see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +<http://www.gnu.org/licenses/>.  */
 +
 +#ifndef inhibit_libc
 +/* Do code reading to identify a signal frame, and set the frame
 +   state data appropriately.  See unwind-dw2.c for the structs.  */
 +
 +#include <signal.h>
 +#include <sys/ucontext.h>
 +
 +#define MD_FALLBACK_FRAME_STATE_FOR sw_64_fallback_frame_state
 +
 +static _Unwind_Reason_Code
 +sw_64_fallback_frame_state (struct _Unwind_Context *context,
 +			    _Unwind_FrameState *fs)
 +{
 +  unsigned int *pc = context->ra;
 +  struct sigcontext *sc;
 +  long new_cfa;
 +  int i;
 +
 +  if (pc[0] != 0x47fe0410     /* mov $30,$16 */
 +      || pc[2] != 0x00000083) /* callsys */
 +    return _URC_END_OF_STACK;
 +  if (context->cfa == 0)
 +    return _URC_END_OF_STACK;
 +  if (pc[1] == 0x201f0067) /* lda $0,NR_sigreturn */
 +    sc = context->cfa;
 +  else if (pc[1] == 0x201f015f) /* lda $0,NR_rt_sigreturn */
 +    {
 +      struct rt_sigframe
 +      {
 +	siginfo_t info;
 +	ucontext_t uc;
 +      } *rt_ = context->cfa;
 +      /* The void * cast is necessary to avoid an aliasing warning.
 +	 The aliasing warning is correct, but should not be a problem
 +	 because it does not alias anything.  */
 +      sc = (struct sigcontext *) (void *) &rt_->uc.uc_mcontext;
 +    }
 +  else
 +    return _URC_END_OF_STACK;
 +
 +  new_cfa = sc->sc_regs[30];
 +  fs->regs.cfa_how = CFA_REG_OFFSET;
 +  fs->regs.cfa_reg = 30;
 +  fs->regs.cfa_offset = new_cfa - (long) context->cfa;
 +  for (i = 0; i < 30; ++i)
 +    {
 +      fs->regs.reg[i].how = REG_SAVED_OFFSET;
 +      fs->regs.reg[i].loc.offset = (long) &sc->sc_regs[i] - new_cfa;
 +    }
 +  for (i = 0; i < 31; ++i)
 +    {
 +      fs->regs.reg[i + 32].how = REG_SAVED_OFFSET;
 +      fs->regs.reg[i + 32].loc.offset = (long) &sc->sc_fpregs[i] - new_cfa;
 +    }
 +  fs->regs.reg[64].how = REG_SAVED_OFFSET;
 +  fs->regs.reg[64].loc.offset = (long) &sc->sc_pc - new_cfa;
 +  fs->retaddr_column = 64;
 +  fs->signal_frame = 1;
 +
 +  return _URC_NO_REASON;
 +}
 +
 +#define MD_FROB_UPDATE_CONTEXT sw_64_frob_update_context
 +
 +/* Fix up for signal handlers that don't have S flag set.  */
 +
 +static void
 +sw_64_frob_update_context (struct _Unwind_Context *context,
 +			   _Unwind_FrameState *fs ATTRIBUTE_UNUSED)
 +{
 +  unsigned int *pc = context->ra;
 +
 +  if (pc[0] == 0x47fe0410	   /* mov $30,$16 */
 +      && pc[2] == 0x00000083	   /* callsys */
 +      && (pc[1] == 0x201f0067	   /* lda $0,NR_sigreturn */
 +	  || pc[1] == 0x201f015f)) /* lda $0,NR_rt_sigreturn */
 +    _Unwind_SetSignalFrame (context, 1);
 +}
 +#endif
 diff --git a/libgcc/config/sw_64/qrnnd.S b/libgcc/config/sw_64/qrnnd.S
 new file mode 100644
 index 000000000..ab2e3d0bc
 --- /dev/null
 +++ b/libgcc/config/sw_64/qrnnd.S
@@ -0,0 +1,181 @@
 + # Sw_64 __udiv_qrnnd
 + # Copyright (C) 1992-2022 Free Software Foundation, Inc.
 +
 + # This file is part of GCC.
 +
 + # The GNU MP Library is free software; you can redistribute it and/or modify
 + # it under the terms of the GNU General Public License as published by
 + # the Free Software Foundation; either version 3 of the License, or (at your
 + # option) any later version.
 +
 + # This file is distributed in the hope that it will be useful, but
 + # WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
 + # or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Library General Public
 + # License for more details.
 +
 + # Under Section 7 of GPL version 3, you are granted additional
 + # permissions described in the GCC Runtime Library Exception, version
 + # 3.1, as published by the Free Software Foundation.
 +
 + # You should have received a copy of the GNU General Public License and
 + # a copy of the GCC Runtime Library Exception along with this program;
 + # see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 + # <http://www.gnu.org/licenses/>.
 +
 +#ifdef __ELF__
 +.section .note.GNU-stack,""
 +#endif
 +
 +        .set noreorder
 +        .set noat
 +
 +	.text
 +
 +	.globl __udiv_qrnnd
 +	.ent __udiv_qrnnd
 +#ifdef __VMS__
 +__udiv_qrnnd..en:
 +	.frame $29,0,$26,0
 +	.prologue
 +#else
 +__udiv_qrnnd:
 +	.frame $30,0,$26,0
 +	.prologue 0
 +#endif
 +/*
 +	ldiq -> ldi
 +	addq->addl
 +	subq->subl
 +	cmovne qb,tmp,n1->selne qb,tmp,n1,n1
 +	stq ->stl
 +	cmoveq tmp,AT,n1(n0)->seleq tmp,AT,n1,n1(n0,n0)   */
 +#define cnt	$2
 +#define tmp	$3
 +#define rem_ptr	$16
 +#define n1	$17
 +#define n0	$18
 +#define d	$19
 +#define qb	$20
 +#define AT	$at
 +
 +	ldi	cnt,16
 +	blt	d,$largedivisor
 +
 +$loop1:	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	d,n1,qb
 +	subl	n1,d,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	d,n1,qb
 +	subl	n1,d,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	d,n1,qb
 +	subl	n1,d,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	d,n1,qb
 +	subl	n1,d,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	subl	cnt,1,cnt
 +	bgt	cnt,$loop1
 +	stl	n1,0(rem_ptr)
 +	bis	$31,n0,$0
 +	ret	$31,($26),1
 +
 +$largedivisor:
 +	and	n0,1,$4
 +
 +	srl	n0,1,n0
 +	sll	n1,63,tmp
 +	or	tmp,n0,n0
 +	srl	n1,1,n1
 +
 +	and	d,1,$6
 +	srl	d,1,$5
 +	addl	$5,$6,$5
 +
 +$loop2:	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	$5,n1,qb
 +	subl	n1,$5,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	$5,n1,qb
 +	subl	n1,$5,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	$5,n1,qb
 +	subl	n1,$5,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	cmplt	n0,0,tmp
 +	addl	n1,n1,n1
 +	bis	n1,tmp,n1
 +	addl	n0,n0,n0
 +	cmpule	$5,n1,qb
 +	subl	n1,$5,tmp
 +	selne	qb,tmp,n1,n1
 +	bis	n0,qb,n0
 +	subl	cnt,1,cnt
 +	bgt	cnt,$loop2
 +
 +	addl	n1,n1,n1
 +	addl	$4,n1,n1
 +	bne	$6,$Odd
 +	stl	n1,0(rem_ptr)
 +	bis	$31,n0,$0
 +	ret	$31,($26),1
 +
 +$Odd:
 +	/* q' in n0. r' in n1 */
 +	addl	n1,n0,n1
 +
 +	cmpult	n1,n0,tmp	# tmp := carry from addl
 +	subl	n1,d,AT
 +	addl	n0,tmp,n0
 +	selne	tmp,AT,n1,n1
 +
 +	cmpult	n1,d,tmp
 +	addl	n0,1,AT
 +	seleq	tmp,AT,n0,n0
 +	subl	n1,d,AT
 +	seleq	tmp,AT,n1,n1
 +
 +	stl	n1,0(rem_ptr)
 +	bis	$31,n0,$0
 +	ret	$31,($26),1
 +
 +#ifdef __VMS__
 +	.link
 +	.align 3
 +__udiv_qrnnd:
 +	.pdesc	__udiv_qrnnd..en,null
 +#endif
 +	.end	__udiv_qrnnd
 diff --git a/libgcc/config/sw_64/t-ieee b/libgcc/config/sw_64/t-ieee
 new file mode 100644
 index 000000000..9b66e50ac
 --- /dev/null
 +++ b/libgcc/config/sw_64/t-ieee
@@ -0,0 +1,2 @@
 +# All sw_64s get an IEEE complaint set of libraries.
 +#HOST_LIBGCC2_CFLAGS += -mieee
 diff --git a/libgcc/config/sw_64/t-linux b/libgcc/config/sw_64/t-linux
 new file mode 100644
 index 000000000..fe9d20e9a
 --- /dev/null
 +++ b/libgcc/config/sw_64/t-linux
@@ -0,0 +1 @@
 +SHLIB_MAPFILES += $(srcdir)/config/sw_64/libgcc-sw_64-ldbl.ver
 diff --git a/libgcc/config/sw_64/t-sw_64 b/libgcc/config/sw_64/t-sw_64
 new file mode 100644
 index 000000000..dffba8ee7
 --- /dev/null
 +++ b/libgcc/config/sw_64/t-sw_64
@@ -0,0 +1,6 @@
 +# This is a support routine for longlong.h, used by libgcc2.c.
 +LIB2ADD += $(srcdir)/config/sw_64/qrnnd.S
 +
 +# When GAS-generated unwind tables are created, they get created
 +# after the __FRAME_END__ terminator, which causes an ld error.
 +CRTSTUFF_T_CFLAGS = -fno-unwind-tables
 diff --git a/libgcc/libgcc2.c b/libgcc/libgcc2.c
 index 3ebfcc83f..f01a150c4 100644
 --- a/libgcc/libgcc2.c
 +++ b/libgcc/libgcc2.c
@@ -2280,7 +2280,7 @@ int mprotect (char *,int, int);
 int
 getpagesize (void)
 {
 -#ifdef _ALPHA_
 +#ifdef _ALPHA_ || defined _SW_64_
   return 8192;
 #else
   return 4096;
 -- 
 2.25.1
--- a/0007-Sw64-Port-libffi.patch
+++ b/0007-Sw64-Port-libffi.patch
--- a/0008-Sw64-Port-libgfortran.patch
+++ b/0008-Sw64-Port-libgfortran.patch
@ -0,0 +1,57 @@
 From 5920c7d65bf452ddec031bfcbe610404324a38bc Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:52:12 +0800
 Subject: [PATCH 08/16] Sw64 Port: libgfortran
 ---
 libgfortran/config/fpu-glibc.h | 6 +++---
 libgfortran/configure.host     | 2 ++
 2 files changed, 5 insertions(+), 3 deletions(-)
 diff --git a/libgfortran/config/fpu-glibc.h b/libgfortran/config/fpu-glibc.h
 index 265ef6938..8a5eb3c99 100644
 --- a/libgfortran/config/fpu-glibc.h
 +++ b/libgfortran/config/fpu-glibc.h
@@ -446,7 +446,7 @@ set_fpu_state (void *state)
 int
 support_fpu_underflow_control (int kind __attribute__((unused)))
 {
 -#if defined(__alpha__) && defined(FE_MAP_UMZ)
 +#if (defined(__alpha__) || defined(__sw_64__)) && defined(FE_MAP_UMZ)
   return (kind == 4 || kind == 8) ? 1 : 0;
 #else
   return 0;
@@ -457,7 +457,7 @@ support_fpu_underflow_control (int kind __attribute__((unused)))
 int
 get_fpu_underflow_mode (void)
 {
 -#if defined(__alpha__) && defined(FE_MAP_UMZ)
 +#if (defined(__alpha__) || defined(__sw_64__)) && defined(FE_MAP_UMZ)
   fenv_t state = __ieee_get_fp_control ();
@@ -475,7 +475,7 @@ get_fpu_underflow_mode (void)
 void
 set_fpu_underflow_mode (int gradual __attribute__((unused)))
 {
 -#if defined(__alpha__) && defined(FE_MAP_UMZ)
 +#if (defined(__alpha__) || defined(__sw_64__)) && defined(FE_MAP_UMZ)
   fenv_t state = __ieee_get_fp_control ();
 diff --git a/libgfortran/configure.host b/libgfortran/configure.host
 index 3d6c2db77..ddd24ac12 100644
 --- a/libgfortran/configure.host
 +++ b/libgfortran/configure.host
@@ -71,6 +71,8 @@ case "${host_cpu}" in
     ieee_flags="-mieee" ;;
   sh*)
     ieee_flags="-mieee" ;;
 +  sw_64*)
 +    ieee_flags="-mieee" ;;
 esac
 tmake_file=
 -- 
 2.25.1
--- a/0009-Sw64-Port-libgo.patch
+++ b/0009-Sw64-Port-libgo.patch
@ -0,0 +1,629 @@
 From 9e32a64afd05cb18a5dcb09a27322e243cd245f4 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:52:50 +0800
 Subject: [PATCH 09/16] Sw64 Port: libgo
 ---
 libgo/configure                               |  7 +-
 libgo/configure.ac                            |  7 +-
 libgo/go/cmd/cgo/main.go                      |  2 +
 libgo/go/cmd/internal/sys/arch.go             | 11 +++
 libgo/go/debug/elf/elf.go                     | 72 ++++++++++++++++++
 libgo/go/debug/elf/elf_test.go                |  1 +
 libgo/go/debug/elf/file.go                    | 47 ++++++++++++
 libgo/go/encoding/xml/xml.go                  |  1 +
 libgo/go/go/build/syslist.go                  |  2 +-
 .../syscall/unix/getrandom_linux_sw_64.go     |  9 +++
 .../syscall/unix/sysnum_linux_sw_64.go        | 10 +++
 libgo/go/net/listen_test.go                   |  2 +-
 libgo/go/regexp/testdata/basic.dat            |  1 +
 libgo/go/runtime/hash64.go                    |  2 +-
 libgo/go/runtime/lfstack_64bit.go             |  2 +-
 libgo/go/runtime/mpagealloc_64bit.go          |  2 +-
 libgo/go/syscall/endian_little.go             |  2 +-
 libgo/go/syscall/libcall_linux_sw_64.go       | 13 ++++
 libgo/go/syscall/syscall_linux_sw_64.go       | 25 ++++++
 libgo/goarch.sh                               |  5 ++
 libgo/mksysinfo.sh                            |  5 ++
 libgo/runtime/go-signal.c                     | 76 ++++++++++---------
 22 files changed, 257 insertions(+), 47 deletions(-)
 create mode 100644 libgo/go/internal/syscall/unix/getrandom_linux_sw_64.go
 create mode 100644 libgo/go/internal/syscall/unix/sysnum_linux_sw_64.go
 create mode 100644 libgo/go/syscall/libcall_linux_sw_64.go
 create mode 100644 libgo/go/syscall/syscall_linux_sw_64.go
 diff --git a/libgo/configure b/libgo/configure
 index ffe17c9be..b90dd9dae 100755
 --- a/libgo/configure
 +++ b/libgo/configure
@@ -14124,10 +14124,10 @@ esac
 #   - libgo/go/syscall/endian_XX.go
 #   - possibly others
 # - possibly update files in libgo/go/internal/syscall/unix
 -ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le nios2 ppc ppc64 ppc64le riscv riscv64 s390 s390x sh shbe sparc sparc64 wasm"
 +ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le nios2 ppc ppc64 ppc64le riscv riscv64 s390 s390x sh shbe sparc sparc64 sw_64 wasm"
 # All known GOARCH family values.
 -ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 NIOS2 PPC PPC64 RISCV RISCV64 S390 S390X SH SPARC SPARC64 WASM"
 +ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 NIOS2 PPC PPC64 RISCV RISCV64 S390 S390X SH SPARC SPARC64 SW_64 WASM"
 GOARCH=unknown
 case ${host} in
@@ -14323,6 +14323,9 @@ else
 fi
 rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
     ;;
 +  sw_64*-*-*)
 +    GOARCH=sw_64
 +    ;;
 esac
 diff --git a/libgo/configure.ac b/libgo/configure.ac
 index 7e2b98ba6..9f903c64e 100644
 --- a/libgo/configure.ac
 +++ b/libgo/configure.ac
@@ -239,10 +239,10 @@ AC_SUBST(USE_DEJAGNU)
 #   - libgo/go/syscall/endian_XX.go
 #   - possibly others
 # - possibly update files in libgo/go/internal/syscall/unix
 -ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le nios2 ppc ppc64 ppc64le riscv riscv64 s390 s390x sh shbe sparc sparc64 wasm"
 +ALLGOARCH="386 alpha amd64 amd64p32 arm armbe arm64 arm64be ia64 m68k mips mipsle mips64 mips64le mips64p32 mips64p32le nios2 ppc ppc64 ppc64le riscv riscv64 s390 s390x sh shbe sparc sparc64 sw_64 wasm"
 # All known GOARCH family values.
 -ALLGOARCHFAMILY="I386 ALPHA AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 NIOS2 PPC PPC64 RISCV RISCV64 S390 S390X SH SPARC SPARC64 WASM"
 +ALLGOARCHFAMILY="I386 ALPHA SW_64 AMD64 ARM ARM64 IA64 M68K MIPS MIPS64 NIOS2 PPC PPC64 RISCV RISCV64 S390 S390X SH SPARC SPARC64 SW_64 WASM"
 GOARCH=unknown
 case ${host} in
@@ -370,6 +370,9 @@ AC_COMPILE_IFELSE([AC_LANG_SOURCE([
 [GOARCH=sparc],
 [GOARCH=sparc64])
     ;;
 +  sw_64*-*-*)
 +    GOARCH=sw_64
 +    ;;
 esac
 AC_SUBST(GOARCH)
 AC_SUBST(ALLGOARCH)
 diff --git a/libgo/go/cmd/cgo/main.go b/libgo/go/cmd/cgo/main.go
 index 58477e470..842237774 100644
 --- a/libgo/go/cmd/cgo/main.go
 +++ b/libgo/go/cmd/cgo/main.go
@@ -194,6 +194,7 @@ var ptrSizeMap = map[string]int64{
 	"shbe":        4,
 	"sparc":       4,
 	"sparc64":     8,
 +	"sw_64":       8,
 }
 var intSizeMap = map[string]int64{
@@ -221,6 +222,7 @@ var intSizeMap = map[string]int64{
 	"shbe":        4,
 	"sparc":       4,
 	"sparc64":     8,
 +	"sw_64":       8,
 }
 var cPrefix string
 diff --git a/libgo/go/cmd/internal/sys/arch.go b/libgo/go/cmd/internal/sys/arch.go
 index 97d0ac9bb..dea328a34 100644
 --- a/libgo/go/cmd/internal/sys/arch.go
 +++ b/libgo/go/cmd/internal/sys/arch.go
@@ -12,6 +12,7 @@ type ArchFamily byte
 const (
 	NoArch ArchFamily = iota
 +	SW_64
 	AMD64
 	ARM
 	ARM64
@@ -229,7 +230,17 @@ var ArchWasm = &Arch{
 	CanMergeLoads: false,
 }
 +/*TODO*/
 +var ArchSW_64 = &Arch{
 +	Name:          "sw_64",
 +	Family:        SW_64,
 +	ByteOrder:     binary.LittleEndian,
 +	PtrSize:       8,
 +	RegSize:       8,
 +	MinLC:         1,
 +}
 var Archs = [...]*Arch{
 +	ArchSW_64,
 	Arch386,
 	ArchAMD64,
 	ArchARM,
 diff --git a/libgo/go/debug/elf/elf.go b/libgo/go/debug/elf/elf.go
 index 4c51bc4de..1899a4245 100644
 --- a/libgo/go/debug/elf/elf.go
 +++ b/libgo/go/debug/elf/elf.go
@@ -6,6 +6,7 @@
  * $FreeBSD: src/sys/sys/elf64.h,v 1.10.14.1 2005/12/30 22:13:58 marcel Exp $
  * $FreeBSD: src/sys/sys/elf_common.h,v 1.15.8.1 2005/12/30 22:13:58 marcel Exp $
  * $FreeBSD: src/sys/alpha/include/elf.h,v 1.14 2003/09/25 01:10:22 peter Exp $
 + * $FreeBSD: src/sys/sw_64/include/elf.h,v 1.14 2003/09/25 01:10:22 peter Exp $
  * $FreeBSD: src/sys/amd64/include/elf.h,v 1.18 2004/08/03 08:21:48 dfr Exp $
  * $FreeBSD: src/sys/arm/include/elf.h,v 1.5.2.1 2006/06/30 21:42:52 cognet Exp $
  * $FreeBSD: src/sys/i386/include/elf.h,v 1.16 2004/08/02 19:12:17 dfr Exp $
@@ -390,6 +391,8 @@ const (
 	EM_MIPS_RS4_BE Machine = 10     /* MIPS R4000 Big-Endian */
 	EM_ALPHA_STD   Machine = 41     /* Digital Alpha (standard value). */
 	EM_ALPHA       Machine = 0x9026 /* Alpha (written in the absence of an ABI) */
 +	EM_SW_64_STD   Machine = 41     /* Digital Sw_64 (standard value). */
 +	EM_SW_64       Machine = 0x9916 /* Mieee-opt Sw_64 (written in the absence of an ABI) */
 )
 var machineStrings = []intName{
@@ -581,6 +584,8 @@ var machineStrings = []intName{
 	{10, "EM_MIPS_RS4_BE"},
 	{41, "EM_ALPHA_STD"},
 	{0x9026, "EM_ALPHA"},
 +	{41, "EM_SW_64_STD"},
 +	{0x9916, "EM_SW_64"},
 }
 func (i Machine) String() string   { return stringName(uint32(i), machineStrings, false) }
@@ -1645,6 +1650,73 @@ var ralphaStrings = []intName{
 func (i R_ALPHA) String() string   { return stringName(uint32(i), ralphaStrings, false) }
 func (i R_ALPHA) GoString() string { return stringName(uint32(i), ralphaStrings, true) }
 +// Relocation types for SW_64.
 +type R_SW_64 int
 +
 +const (
 +        R_SW_64_NONE           R_SW_64 = 0  /* No reloc */
 +        R_SW_64_REFLONG        R_SW_64 = 1  /* Direct 32 bit */
 +        R_SW_64_REFQUAD        R_SW_64 = 2  /* Direct 64 bit */
 +        R_SW_64_GPREL32        R_SW_64 = 3  /* GP relative 32 bit */
 +        R_SW_64_LITERAL        R_SW_64 = 4  /* GP relative 16 bit w/optimization */
 +        R_SW_64_LITUSE         R_SW_64 = 5  /* Optimization hint for LITERAL */
 +        R_SW_64_GPDISP         R_SW_64 = 6  /* Add displacement to GP */
 +        R_SW_64_BRADDR         R_SW_64 = 7  /* PC+4 relative 23 bit shifted */
 +        R_SW_64_HINT           R_SW_64 = 8  /* PC+4 relative 16 bit shifted */
 +        R_SW_64_SREL16         R_SW_64 = 9  /* PC relative 16 bit */
 +        R_SW_64_SREL32         R_SW_64 = 10 /* PC relative 32 bit */
 +        R_SW_64_SREL64         R_SW_64 = 11 /* PC relative 64 bit */
 +        R_SW_64_OP_PUSH        R_SW_64 = 12 /* OP stack push */
 +        R_SW_64_OP_STORE       R_SW_64 = 13 /* OP stack pop and store */
 +        R_SW_64_OP_PSUB        R_SW_64 = 14 /* OP stack subtract */
 +        R_SW_64_OP_PRSHIFT     R_SW_64 = 15 /* OP stack right shift */
 +        R_SW_64_GPVALUE        R_SW_64 = 16
 +        R_SW_64_GPRELHIGH      R_SW_64 = 17
 +        R_SW_64_GPRELLOW       R_SW_64 = 18
 +        R_SW_64_IMMED_GP_16    R_SW_64 = 19
 +        R_SW_64_IMMED_GP_HI32  R_SW_64 = 20
 +        R_SW_64_IMMED_SCN_HI32 R_SW_64 = 21
 +        R_SW_64_IMMED_BR_HI32  R_SW_64 = 22
 +        R_SW_64_IMMED_LO32     R_SW_64 = 23
 +        R_SW_64_COPY           R_SW_64 = 24 /* Copy sympol at runtime */
 +        R_SW_64_GLOB_DAT       R_SW_64 = 25 /* Create GOT entry */
 +        R_SW_64_JMP_SLOT       R_SW_64 = 26 /* Create PLT entry */
 +        R_SW_64_RELATIVE       R_SW_64 = 27 /* Adjust by program base */
 +)
 +var rsw_64Strings = []intName{
 +        {0, "R_SW_64_NONE"},
 +        {1, "R_SW_64_REFLONG"},
 +        {2, "R_SW_64_REFQUAD"},
 +        {3, "R_SW_64_GPREL32"},
 +        {4, "R_SW_64_LITERAL"},
 +        {5, "R_SW_64_LITUSE"},
 +        {6, "R_SW_64_GPDISP"},
 +        {7, "R_SW_64_BRADDR"},
 +        {8, "R_SW_64_HINT"},
 +        {9, "R_SW_64_SREL16"},
 +        {10, "R_SW_64_SREL32"},
 +        {11, "R_SW_64_SREL64"},
 +        {12, "R_SW_64_OP_PUSH"},
 +        {13, "R_SW_64_OP_STORE"},
 +        {14, "R_SW_64_OP_PSUB"},
 +        {15, "R_SW_64_OP_PRSHIFT"},
 +        {16, "R_SW_64_GPVALUE"},
 +        {17, "R_SW_64_GPRELHIGH"},
 +        {18, "R_SW_64_GPRELLOW"},
 +        {19, "R_SW_64_IMMED_GP_16"},
 +        {20, "R_SW_64_IMMED_GP_HI32"},
 +        {21, "R_SW_64_IMMED_SCN_HI32"},
 +        {22, "R_SW_64_IMMED_BR_HI32"},
 +        {23, "R_SW_64_IMMED_LO32"},
 +        {24, "R_SW_64_COPY"},
 +        {25, "R_SW_64_GLOB_DAT"},
 +        {26, "R_SW_64_JMP_SLOT"},
 +        {27, "R_SW_64_RELATIVE"},
 +}
 +
 +func (i R_SW_64) String() string   { return stringName(uint32(i), rsw_64Strings, false) }
 +func (i R_SW_64) GoString() string { return stringName(uint32(i), rsw_64Strings, true) }
 +
 // Relocation types for ARM.
 type R_ARM int
 diff --git a/libgo/go/debug/elf/elf_test.go b/libgo/go/debug/elf/elf_test.go
 index b8c310dba..940af9c51 100644
 --- a/libgo/go/debug/elf/elf_test.go
 +++ b/libgo/go/debug/elf/elf_test.go
@@ -31,6 +31,7 @@ var nameTests = []nameTest{
 	{STV_HIDDEN, "STV_HIDDEN"},
 	{R_X86_64_PC32, "R_X86_64_PC32"},
 	{R_ALPHA_OP_PUSH, "R_ALPHA_OP_PUSH"},
 +	{R_SW_64_OP_PUSH, "R_SW_64_OP_PUSH"},
 	{R_ARM_THM_ABS5, "R_ARM_THM_ABS5"},
 	{R_386_GOT32, "R_386_GOT32"},
 	{R_PPC_GOT16_HI, "R_PPC_GOT16_HI"},
 diff --git a/libgo/go/debug/elf/file.go b/libgo/go/debug/elf/file.go
 index 60d2788c9..53f34d78c 100644
 --- a/libgo/go/debug/elf/file.go
 +++ b/libgo/go/debug/elf/file.go
@@ -632,6 +632,8 @@ func (f *File) applyRelocations(dst []byte, rels []byte) error {
 		return f.applyRelocationsSPARC64(dst, rels)
 	case f.Class == ELFCLASS64 && f.Machine == EM_ALPHA:
 		return f.applyRelocationsALPHA(dst, rels)
 +	case f.Class == ELFCLASS64 && f.Machine == EM_SW_64:
 +		return f.applyRelocationsSW_64(dst, rels)
 	default:
 		return errors.New("applyRelocations: not implemented")
 	}
@@ -1266,6 +1268,51 @@ func (f *File) applyRelocationsALPHA(dst []byte, rels []byte) error {
 	return nil
 }
 +func (f *File) applyRelocationsSW_64(dst []byte, rels []byte) error {
 +        // 24 is the size of Rela64.
 +        if len(rels)%24 != 0 {
 +        return errors.New("length of relocation section is not a multiple of 24")
 +        }
 +
 +        symbols, _, err := f.getSymbols(SHT_SYMTAB)
 +        if err != nil {
 +        return err
 +        }
 +
 +        b := bytes.NewReader(rels)
 +        var rela Rela64
 +        for b.Len() > 0 {
 +                binary.Read(b, f.ByteOrder, &rela)
 +                symNo := rela.Info >> 32
 +                t := R_SW_64(rela.Info & 0xffff)
 +
 +                if symNo == 0 || symNo > uint64(len(symbols)) {
 +                        continue
 +                }
 +                sym := &symbols[symNo-1]
 +                if SymType(sym.Info&0xf) != STT_SECTION {
 +                       // We don't handle non-section relocations for now.
 +                       continue
 +                }
 +
 +                // There are relocations, so this must be a normal
 +                // object file, and we only look at section symbols,
 +                // so we assume that the symbol value is 0.
 +                switch t {
 +                case R_SW_64_REFQUAD:
 +                        if rela.Off+8 >= uint64(len(dst)) || rela.Addend < 0 {
 +                                continue
 +                        }
 +                        f.ByteOrder.PutUint64(dst[rela.Off:rela.Off+8], uint64(rela.Addend))
 +                case R_SW_64_REFLONG:
 +                        if rela.Off+4 >= uint64(len(dst)) || rela.Addend < 0 {
 +                        }
 +                        f.ByteOrder.PutUint32(dst[rela.Off:rela.Off+4], uint32(rela.Addend))
 +                }
 +        }
 +        return nil
 +}
 +
 func (f *File) DWARF() (*dwarf.Data, error) {
 	dwarfSuffix := func(s *Section) string {
 		switch {
 diff --git a/libgo/go/encoding/xml/xml.go b/libgo/go/encoding/xml/xml.go
 index 8a0a9c253..f40099a1b 100644
 --- a/libgo/go/encoding/xml/xml.go
 +++ b/libgo/go/encoding/xml/xml.go
@@ -1727,6 +1727,7 @@ var htmlEntity = map[string]string{
 	"Psi":      "\u03A8",
 	"Omega":    "\u03A9",
 	"alpha":    "\u03B1",
 +	"sw_64":    "\u03B1",
 	"beta":     "\u03B2",
 	"gamma":    "\u03B3",
 	"delta":    "\u03B4",
 diff --git a/libgo/go/go/build/syslist.go b/libgo/go/go/build/syslist.go
 index 1b11365f5..74d7fec11 100644
 --- a/libgo/go/go/build/syslist.go
 +++ b/libgo/go/go/build/syslist.go
@@ -8,4 +8,4 @@ package build
 // Do not remove from this list, as these are used for go/build filename matching.
 const goosList = "aix android darwin dragonfly freebsd hurd illumos ios js linux nacl netbsd openbsd plan9 solaris windows zos "
 -const goarchList = "386 amd64 amd64p32 arm armbe arm64 arm64be loong64 mips mipsle mips64 mips64le ppc ppc64 ppc64le riscv riscv64 s390 s390x sparc sparc64 wasm alpha m68k nios2 sh shbe "
 +const goarchList = "386 amd64 amd64p32 arm armbe arm64 arm64be loong64 mips mipsle mips64 mips64le ppc ppc64 ppc64le riscv riscv64 s390 s390x sparc sparc64 wasm alpha m68k nios2 sh shbe sw_64"
 diff --git a/libgo/go/internal/syscall/unix/getrandom_linux_sw_64.go b/libgo/go/internal/syscall/unix/getrandom_linux_sw_64.go
 new file mode 100644
 index 000000000..9587b5aa4
 --- /dev/null
 +++ b/libgo/go/internal/syscall/unix/getrandom_linux_sw_64.go
@@ -0,0 +1,9 @@
 +// Copyright 2016 The Go Authors. All rights reserved.
 +// Use of this source code is governed by a BSD-style
 +// license that can be found in the LICENSE file.
 +
 +package unix
 +
 +// Linux getrandom system call number.
 +// See GetRandom in getrandom_linux.go.
 +const randomTrap uintptr = 511
 diff --git a/libgo/go/internal/syscall/unix/sysnum_linux_sw_64.go b/libgo/go/internal/syscall/unix/sysnum_linux_sw_64.go
 new file mode 100644
 index 000000000..c40bc8488
 --- /dev/null
 +++ b/libgo/go/internal/syscall/unix/sysnum_linux_sw_64.go
@@ -0,0 +1,10 @@
 +// Copyright 2016 The Go Authors. All rights reserved.
 +// Use of this source code is governed by a BSD-style
 +// license that can be found in the LICENSE file.
 +
 +package unix
 +
 +const (
 +	getrandomTrap     uintptr = 511
 +	copyFileRangeTrap uintptr = 519
 +)
 diff --git a/libgo/go/net/listen_test.go b/libgo/go/net/listen_test.go
 index 59c011212..d61055a04 100644
 --- a/libgo/go/net/listen_test.go
 +++ b/libgo/go/net/listen_test.go
@@ -673,7 +673,7 @@ func multicastRIBContains(ip IP) (bool, error) {
 	case "aix", "dragonfly", "netbsd", "openbsd", "plan9", "solaris", "illumos", "windows":
 		return true, nil // not implemented yet
 	case "linux":
 -		if runtime.GOARCH == "arm" || runtime.GOARCH == "alpha" {
 +		if runtime.GOARCH == "arm" || runtime.GOARCH == "alpha" || runtime.GOARCH == "sw_64"  {
 			return true, nil // not implemented yet
 		}
 	}
 diff --git a/libgo/go/regexp/testdata/basic.dat b/libgo/go/regexp/testdata/basic.dat
 index 1776b1ff9..b53926812 100644
 --- a/libgo/go/regexp/testdata/basic.dat
 +++ b/libgo/go/regexp/testdata/basic.dat
@@ -153,6 +153,7 @@ E	a[bcd]*dcdcde		adcdcde		(0,7)
 E	(ab|a)b*c		abc		(0,3)(0,2)
 E	((a)(b)c)(d)		abcd		(0,4)(0,3)(0,1)(1,2)(3,4)
 BE	[A-Za-z_][A-Za-z0-9_]*	alpha		(0,5)
 +BE	[A-Za-z_][A-Za-z0-9_]*	sw_64		(0,5)
 E	^a(bc+|b[eh])g|.h$	abh		(1,3)
 E	(bc+d$|ef*g.|h?i(j|k))	effgz		(0,5)(0,5)
 E	(bc+d$|ef*g.|h?i(j|k))	ij		(0,2)(0,2)(1,2)
 diff --git a/libgo/go/runtime/hash64.go b/libgo/go/runtime/hash64.go
 index a1d2529e7..ee793552c 100644
 --- a/libgo/go/runtime/hash64.go
 +++ b/libgo/go/runtime/hash64.go
@@ -5,7 +5,7 @@
 // Hashing algorithm inspired by
 // wyhash: https://github.com/wangyi-fudan/wyhash
 -//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || wasm || alpha || arm64be || ia64 || sparc64
 +//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || wasm || alpha || sw_64 || arm64be || ia64 || sparc64
 package runtime
 diff --git a/libgo/go/runtime/lfstack_64bit.go b/libgo/go/runtime/lfstack_64bit.go
 index 8e0883094..0e87c5059 100644
 --- a/libgo/go/runtime/lfstack_64bit.go
 +++ b/libgo/go/runtime/lfstack_64bit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 -//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || wasm || arm64be || alpha || sparc64 || ia64
 +//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || wasm || arm64be || alpha || sw_64 || sparc64 || ia64
 package runtime
 diff --git a/libgo/go/runtime/mpagealloc_64bit.go b/libgo/go/runtime/mpagealloc_64bit.go
 index 3d0d4c608..aca127d7c 100644
 --- a/libgo/go/runtime/mpagealloc_64bit.go
 +++ b/libgo/go/runtime/mpagealloc_64bit.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 -//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || arm64be || alpha || sparc64 || ia64
 +//go:build amd64 || arm64 || mips64 || mips64le || ppc64 || ppc64le || riscv64 || s390x || arm64be || alpha || sw_64 || sparc64 || ia64
 package runtime
 diff --git a/libgo/go/syscall/endian_little.go b/libgo/go/syscall/endian_little.go
 index 63e46d8b1..37af34bce 100644
 --- a/libgo/go/syscall/endian_little.go
 +++ b/libgo/go/syscall/endian_little.go
@@ -2,7 +2,7 @@
 // Use of this source code is governed by a BSD-style
 // license that can be found in the LICENSE file.
 -//go:build 386 || alpha || amd64 || amd64p32 || arm || arm64 || ia64 || ppc64le || mips64le || mipsle || mips64p32le || nios2 || riscv || riscv64 || sh || wasm
 +//go:build 386 || alpha || sw_64 || amd64 || amd64p32 || arm || arm64 || ia64 || ppc64le || mips64le || mipsle || mips64p32le || nios2 || riscv || riscv64 || sh || wasm
 package syscall
 diff --git a/libgo/go/syscall/libcall_linux_sw_64.go b/libgo/go/syscall/libcall_linux_sw_64.go
 new file mode 100644
 index 000000000..13ccf05a6
 --- /dev/null
 +++ b/libgo/go/syscall/libcall_linux_sw_64.go
@@ -0,0 +1,13 @@
 +// Copyright 2012 The Go Authors. All rights reserved.
 +// Use of this source code is governed by a BSD-style
 +// license that can be found in the LICENSE file.
 +
 +// GNU/Linux library calls Alpha specific.
 +
 +package syscall
 +
 +//sys	Ioperm(from int, num int, on int) (err error)
 +//ioperm(from _C_long, num _C_long, on _C_int) _C_int
 +
 +//sys	Iopl(level int) (err error)
 +//iopl(level _C_int) _C_int
 diff --git a/libgo/go/syscall/syscall_linux_sw_64.go b/libgo/go/syscall/syscall_linux_sw_64.go
 new file mode 100644
 index 000000000..5115b9b7c
 --- /dev/null
 +++ b/libgo/go/syscall/syscall_linux_sw_64.go
@@ -0,0 +1,25 @@
 +// syscall_linux_alpha.go -- GNU/Linux ALPHA specific support
 +
 +// Copyright 2011 The Go Authors. All rights reserved.
 +// Use of this source code is governed by a BSD-style
 +// license that can be found in the LICENSE file.
 +
 +package syscall
 +
 +import "unsafe"
 +
 +func (r *PtraceRegs) PC() uint64 {
 +	return r.Pc
 +}
 +
 +func (r *PtraceRegs) SetPC(pc uint64) {
 +	r.Pc = pc
 +}
 +
 +func PtraceGetRegs(pid int, regsout *PtraceRegs) (err error) {
 +	return ptrace(PTRACE_GETREGS, pid, 0, uintptr(unsafe.Pointer(regsout)))
 +}
 +
 +func PtraceSetRegs(pid int, regs *PtraceRegs) (err error) {
 +	return ptrace(PTRACE_SETREGS, pid, 0, uintptr(unsafe.Pointer(regs)))
 +}
 diff --git a/libgo/goarch.sh b/libgo/goarch.sh
 index 977f318b3..a0cdcf17e 100755
 --- a/libgo/goarch.sh
 +++ b/libgo/goarch.sh
@@ -54,6 +54,11 @@ case $goarch in
 	defaultphyspagesize=8192
 	pcquantum=4
 	;;
 +    sw_64)
 +	family=SW_64
 +	defaultphyspagesize=8192
 +	pcquantum=4
 +	;;
     amd64)
 	family=AMD64
 	;;
 diff --git a/libgo/mksysinfo.sh b/libgo/mksysinfo.sh
 index 0c52ea5d7..11031f5a0 100755
 --- a/libgo/mksysinfo.sh
 +++ b/libgo/mksysinfo.sh
@@ -377,7 +377,12 @@ if test "$regs" = ""; then
   # mips*
   regs=`grep '^type _pt_regs struct' gen-sysinfo.go || true`
 fi
 +if test "$regs" = ""; then
 +  # sw_64*
 +  regs=`grep '^type _user_pt_regs struct' gen-sysinfo.go || true`
 +fi
 if test "$regs" != ""; then
 +  regs=`echo $regs | sed -e 's/type _user_pt_regs struct//'`
   regs=`echo $regs | sed -e 's/type _pt_regs struct//'`
   regs=`echo $regs |
     sed -e 's/type __*user_regs_struct struct //' -e 's/[{}]//g'`
 diff --git a/libgo/runtime/go-signal.c b/libgo/runtime/go-signal.c
 index 528d9b6d9..20e6947b5 100644
 --- a/libgo/runtime/go-signal.c
 +++ b/libgo/runtime/go-signal.c
@@ -230,6 +230,8 @@ getSiginfo(siginfo_t *info, void *context __attribute__((unused)))
 	ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.gregs[REG_EIP];
 #elif defined(__alpha__) && defined(__linux__)
 	ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.sc_pc;
 +#elif defined(__sw_64__) && defined(__linux__)
 +	ret.sigpc = ((ucontext_t *) (context))->uc_mcontext.sc_pc;
 #elif defined(__PPC64__) && defined(__linux__)
 	ret.sigpc = ((ucontext_t*)(context))->uc_mcontext.gp_regs[32];
 #elif defined(__PPC__) && defined(__linux__)
@@ -311,43 +313,43 @@ dumpregs(siginfo_t *info __attribute__((unused)), void *context __attribute__((u
 		runtime_printf("fs     %x\n", m->gregs[REG_FS]);
 		runtime_printf("gs     %x\n", m->gregs[REG_GS]);
 	  }
 -#elif defined(__alpha__) && defined(__linux__)
 -	{
 -		mcontext_t *m = &((ucontext_t*)(context))->uc_mcontext;
 -
 -		runtime_printf("v0  %X\n", m->sc_regs[0]);
 -		runtime_printf("t0  %X\n", m->sc_regs[1]);
 -		runtime_printf("t1  %X\n", m->sc_regs[2]);
 -		runtime_printf("t2  %X\n", m->sc_regs[3]);
 -		runtime_printf("t3  %X\n", m->sc_regs[4]);
 -		runtime_printf("t4  %X\n", m->sc_regs[5]);
 -		runtime_printf("t5  %X\n", m->sc_regs[6]);
 -		runtime_printf("t6  %X\n", m->sc_regs[7]);
 -		runtime_printf("t7  %X\n", m->sc_regs[8]);
 -		runtime_printf("s0  %X\n", m->sc_regs[9]);
 -		runtime_printf("s1  %X\n", m->sc_regs[10]);
 -		runtime_printf("s2  %X\n", m->sc_regs[11]);
 -		runtime_printf("s3  %X\n", m->sc_regs[12]);
 -		runtime_printf("s4  %X\n", m->sc_regs[13]);
 -		runtime_printf("s5  %X\n", m->sc_regs[14]);
 -		runtime_printf("fp  %X\n", m->sc_regs[15]);
 -		runtime_printf("a0  %X\n", m->sc_regs[16]);
 -		runtime_printf("a1  %X\n", m->sc_regs[17]);
 -		runtime_printf("a2  %X\n", m->sc_regs[18]);
 -		runtime_printf("a3  %X\n", m->sc_regs[19]);
 -		runtime_printf("a4  %X\n", m->sc_regs[20]);
 -		runtime_printf("a5  %X\n", m->sc_regs[21]);
 -		runtime_printf("t8  %X\n", m->sc_regs[22]);
 -		runtime_printf("t9  %X\n", m->sc_regs[23]);
 -		runtime_printf("t10 %X\n", m->sc_regs[24]);
 -		runtime_printf("t11 %X\n", m->sc_regs[25]);
 -		runtime_printf("ra  %X\n", m->sc_regs[26]);
 -		runtime_printf("t12 %X\n", m->sc_regs[27]);
 -		runtime_printf("at  %X\n", m->sc_regs[28]);
 -		runtime_printf("gp  %X\n", m->sc_regs[29]);
 -		runtime_printf("sp  %X\n", m->sc_regs[30]);
 -		runtime_printf("pc  %X\n", m->sc_pc);
 -	  }
 +#elif (defined(__alpha__) || defined(__sw_64__)) && defined(__linux__)
 +  {
 +    mcontext_t *m = &((ucontext_t *) (context))->uc_mcontext;
 +
 +    runtime_printf ("v0  %X\n", m->sc_regs[0]);
 +    runtime_printf ("t0  %X\n", m->sc_regs[1]);
 +    runtime_printf ("t1  %X\n", m->sc_regs[2]);
 +    runtime_printf ("t2  %X\n", m->sc_regs[3]);
 +    runtime_printf ("t3  %X\n", m->sc_regs[4]);
 +    runtime_printf ("t4  %X\n", m->sc_regs[5]);
 +    runtime_printf ("t5  %X\n", m->sc_regs[6]);
 +    runtime_printf ("t6  %X\n", m->sc_regs[7]);
 +    runtime_printf ("t7  %X\n", m->sc_regs[8]);
 +    runtime_printf ("s0  %X\n", m->sc_regs[9]);
 +    runtime_printf ("s1  %X\n", m->sc_regs[10]);
 +    runtime_printf ("s2  %X\n", m->sc_regs[11]);
 +    runtime_printf ("s3  %X\n", m->sc_regs[12]);
 +    runtime_printf ("s4  %X\n", m->sc_regs[13]);
 +    runtime_printf ("s5  %X\n", m->sc_regs[14]);
 +    runtime_printf ("fp  %X\n", m->sc_regs[15]);
 +    runtime_printf ("a0  %X\n", m->sc_regs[16]);
 +    runtime_printf ("a1  %X\n", m->sc_regs[17]);
 +    runtime_printf ("a2  %X\n", m->sc_regs[18]);
 +    runtime_printf ("a3  %X\n", m->sc_regs[19]);
 +    runtime_printf ("a4  %X\n", m->sc_regs[20]);
 +    runtime_printf ("a5  %X\n", m->sc_regs[21]);
 +    runtime_printf ("t8  %X\n", m->sc_regs[22]);
 +    runtime_printf ("t9  %X\n", m->sc_regs[23]);
 +    runtime_printf ("t10 %X\n", m->sc_regs[24]);
 +    runtime_printf ("t11 %X\n", m->sc_regs[25]);
 +    runtime_printf ("ra  %X\n", m->sc_regs[26]);
 +    runtime_printf ("t12 %X\n", m->sc_regs[27]);
 +    runtime_printf ("at  %X\n", m->sc_regs[28]);
 +    runtime_printf ("gp  %X\n", m->sc_regs[29]);
 +    runtime_printf ("sp  %X\n", m->sc_regs[30]);
 +    runtime_printf ("pc  %X\n", m->sc_pc);
 +  }
 #elif defined(__PPC__) && defined(__linux__)
 	  {
 		int i;
 -- 
 2.25.1
--- a/0010-Sw64-Port-libgomp.patch
+++ b/0010-Sw64-Port-libgomp.patch
@ -0,0 +1,165 @@
 From 6ecc701c02c54cd1af013e70aef7ccf768f42da2 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:53:22 +0800
 Subject: [PATCH 10/16] Sw64 Port: libgomp
 ---
 libgomp/config/linux/sw_64/futex.h | 102 +++++++++++++++++++++++++++++
 libgomp/configure                  |   6 ++
 libgomp/configure.tgt              |   4 ++
 libgomp/libgomp.spec.in            |   2 +-
 4 files changed, 113 insertions(+), 1 deletion(-)
 create mode 100644 libgomp/config/linux/sw_64/futex.h
 diff --git a/libgomp/config/linux/sw_64/futex.h b/libgomp/config/linux/sw_64/futex.h
 new file mode 100644
 index 000000000..258f38289
 --- /dev/null
 +++ b/libgomp/config/linux/sw_64/futex.h
@@ -0,0 +1,102 @@
 +/* Copyright (C) 2005-2022 Free Software Foundation, Inc.
 +   Contributed by Richard Henderson <rth@redhat.com>.
 +
 +   This file is part of the GNU Offloading and Multi Processing Library
 +   (libgomp).
 +
 +   Libgomp is free software; you can redistribute it and/or modify it
 +   under the terms of the GNU General Public License as published by
 +   the Free Software Foundation; either version 3, or (at your option)
 +   any later version.
 +
 +   Libgomp is distributed in the hope that it will be useful, but WITHOUT ANY
 +   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 +   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 +   more details.
 +
 +   Under Section 7 of GPL version 3, you are granted additional
 +   permissions described in the GCC Runtime Library Exception, version
 +   3.1, as published by the Free Software Foundation.
 +
 +   You should have received a copy of the GNU General Public License and
 +   a copy of the GCC Runtime Library Exception along with this program;
 +   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +   <http://www.gnu.org/licenses/>.  */
 +
 +/* Provide target-specific access to the futex system call.  */
 +
 +#ifndef SYS_futex
 +#define SYS_futex 394
 +#endif
 +
 +static inline void
 +futex_wait (int *addr, int val)
 +{
 +  register long sc_0 __asm__("$0");
 +  register long sc_16 __asm__("$16");
 +  register long sc_17 __asm__("$17");
 +  register long sc_18 __asm__("$18");
 +  register long sc_19 __asm__("$19");
 +
 +  sc_0 = SYS_futex;
 +  sc_16 = (long) addr;
 +  sc_17 = gomp_futex_wait;
 +  sc_18 = val;
 +  sc_19 = 0;
 +  __asm volatile ("callsys"
 +		 : "=r"(sc_0), "=r"(sc_19)
 +		 : "0"(sc_0), "r"(sc_16), "r"(sc_17), "r"(sc_18), "1"(sc_19)
 +		 : "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$22", "$23",
 +		   "$24", "$25", "$27", "$28", "memory");
 +  if (__builtin_expect (sc_19, 0) && sc_0 == ENOSYS)
 +    {
 +      gomp_futex_wait &= ~FUTEX_PRIVATE_FLAG;
 +      gomp_futex_wake &= ~FUTEX_PRIVATE_FLAG;
 +      sc_0 = SYS_futex;
 +      sc_17 &= ~FUTEX_PRIVATE_FLAG;
 +      sc_19 = 0;
 +      __asm volatile ("callsys"
 +		     : "=r"(sc_0), "=r"(sc_19)
 +		     : "0"(sc_0), "r"(sc_16), "r"(sc_17), "r"(sc_18), "1"(sc_19)
 +		     : "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$22",
 +		       "$23", "$24", "$25", "$27", "$28", "memory");
 +    }
 +}
 +
 +static inline void
 +futex_wake (int *addr, int count)
 +{
 +  register long sc_0 __asm__("$0");
 +  register long sc_16 __asm__("$16");
 +  register long sc_17 __asm__("$17");
 +  register long sc_18 __asm__("$18");
 +  register long sc_19 __asm__("$19");
 +
 +  sc_0 = SYS_futex;
 +  sc_16 = (long) addr;
 +  sc_17 = gomp_futex_wake;
 +  sc_18 = count;
 +  __asm volatile ("callsys"
 +		 : "=r"(sc_0), "=r"(sc_19)
 +		 : "0"(sc_0), "r"(sc_16), "r"(sc_17), "r"(sc_18)
 +		 : "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$22", "$23",
 +		   "$24", "$25", "$27", "$28", "memory");
 +  if (__builtin_expect (sc_19, 0) && sc_0 == ENOSYS)
 +    {
 +      gomp_futex_wait &= ~FUTEX_PRIVATE_FLAG;
 +      gomp_futex_wake &= ~FUTEX_PRIVATE_FLAG;
 +      sc_0 = SYS_futex;
 +      sc_17 &= ~FUTEX_PRIVATE_FLAG;
 +      __asm volatile ("callsys"
 +		     : "=r"(sc_0), "=r"(sc_19)
 +		     : "0"(sc_0), "r"(sc_16), "r"(sc_17), "r"(sc_18)
 +		     : "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$22",
 +		       "$23", "$24", "$25", "$27", "$28", "memory");
 +    }
 +}
 +
 +static inline void
 +cpu_relax (void)
 +{
 +  __asm volatile ("" : : : "memory");
 +}
 diff --git a/libgomp/configure b/libgomp/configure
 index 471c957b7..a1df23705 100755
 --- a/libgomp/configure
 +++ b/libgomp/configure
@@ -11841,6 +11841,12 @@ case `echo $GFORTRAN` in
       FC=no
     fi ;;
 esac
 +case "${target}" in
 +  sw_64-*-*)
 +	FC="$GFORTRAN"
 +	;;
 +*)
 +esac
 ac_ext=${ac_fc_srcext-f}
 ac_compile='$FC -c $FCFLAGS $ac_fcflags_srcext conftest.$ac_ext >&5'
 ac_link='$FC -o conftest$ac_exeext $FCFLAGS $LDFLAGS $ac_fcflags_srcext conftest.$ac_ext $LIBS >&5'
 diff --git a/libgomp/configure.tgt b/libgomp/configure.tgt
 index f924e9f98..a8023d0f2 100644
 --- a/libgomp/configure.tgt
 +++ b/libgomp/configure.tgt
@@ -87,6 +87,10 @@ if test x$enable_linux_futex = xyes; then
 	config_path="linux/s390 linux posix"
 	;;
 +    sw_64*-*-linux*)
 +	config_path="linux/sw_64 linux posix"
 +	;;
 +
     tile*-*-linux*)
 	config_path="linux/tile linux posix"
 	;;
 diff --git a/libgomp/libgomp.spec.in b/libgomp/libgomp.spec.in
 index 5651603f4..8442e6313 100644
 --- a/libgomp/libgomp.spec.in
 +++ b/libgomp/libgomp.spec.in
@@ -1,3 +1,3 @@
 # This spec file is read by gcc when linking.  It is used to specify the
 # standard libraries we need in order to link with libgomp.
 -*link_gomp: @link_gomp@
 +*link_gomp: @link_gomp@ --whole-archive -lpthread --no-whole-archive
 -- 
 2.25.1
--- a/0011-Sw64-Port-libitm.patch
+++ b/0011-Sw64-Port-libitm.patch
@ -0,0 +1,260 @@
 From c506f4995a68274efbd31ede3751b14dc0fa0718 Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:53:43 +0800
 Subject: [PATCH 11/16] Sw64 Port: libitm
 ---
 libitm/config/linux/sw_64/futex_bits.h |  56 +++++++++++++
 libitm/config/sw_64/sjlj.S             | 112 +++++++++++++++++++++++++
 libitm/config/sw_64/target.h           |  44 ++++++++++
 libitm/configure.tgt                   |   1 +
 4 files changed, 213 insertions(+)
 create mode 100644 libitm/config/linux/sw_64/futex_bits.h
 create mode 100644 libitm/config/sw_64/sjlj.S
 create mode 100644 libitm/config/sw_64/target.h
 diff --git a/libitm/config/linux/sw_64/futex_bits.h b/libitm/config/linux/sw_64/futex_bits.h
 new file mode 100644
 index 000000000..478a3078a
 --- /dev/null
 +++ b/libitm/config/linux/sw_64/futex_bits.h
@@ -0,0 +1,56 @@
 +/* Copyright (C) 2008-2022 Free Software Foundation, Inc.
 +   Contributed by Richard Henderson <rth@redhat.com>.
 +
 +   This file is part of the GNU Transactional Memory Library (libitm).
 +
 +   Libitm is free software; you can redistribute it and/or modify it
 +   under the terms of the GNU General Public License as published by
 +   the Free Software Foundation; either version 3 of the License, or
 +   (at your option) any later version.
 +
 +   Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
 +   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 +   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 +   more details.
 +
 +   Under Section 7 of GPL version 3, you are granted additional
 +   permissions described in the GCC Runtime Library Exception, version
 +   3.1, as published by the Free Software Foundation.
 +
 +   You should have received a copy of the GNU General Public License and
 +   a copy of the GCC Runtime Library Exception along with this program;
 +   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +   <http://www.gnu.org/licenses/>.  */
 +
 +/* Provide target-specific access to the futex system call.  */
 +
 +#ifndef SYS_futex
 +#define SYS_futex 394
 +#endif
 +
 +static inline long
 +sys_futex0 (std::atomic<int> *addr, int op, int val)
 +{
 +  register long sc_0 __asm__("$0");
 +  register long sc_16 __asm__("$16");
 +  register long sc_17 __asm__("$17");
 +  register long sc_18 __asm__("$18");
 +  register long sc_19 __asm__("$19");
 +  long res;
 +
 +  sc_0 = SYS_futex;
 +  sc_16 = (long) addr;
 +  sc_17 = op;
 +  sc_18 = val;
 +  sc_19 = 0;
 +  __asm volatile("callsys"
 +		 : "=r"(sc_0), "=r"(sc_19)
 +		 : "0"(sc_0), "r"(sc_16), "r"(sc_17), "r"(sc_18), "1"(sc_19)
 +		 : "$1", "$2", "$3", "$4", "$5", "$6", "$7", "$8", "$22", "$23",
 +		   "$24", "$25", "$27", "$28", "memory");
 +
 +  res = sc_0;
 +  if (__builtin_expect (sc_19, 0))
 +    res = -res;
 +  return res;
 +}
 diff --git a/libitm/config/sw_64/sjlj.S b/libitm/config/sw_64/sjlj.S
 new file mode 100644
 index 000000000..c4b74d76b
 --- /dev/null
 +++ b/libitm/config/sw_64/sjlj.S
@@ -0,0 +1,112 @@
 +/* Copyright (C) 2009-2022 Free Software Foundation, Inc.
 +   Contributed by Richard Henderson <rth@redhat.com>.
 +
 +   This file is part of the GNU Transactional Memory Library (libitm).
 +
 +   Libitm is free software; you can redistribute it and/or modify it
 +   under the terms of the GNU General Public License as published by
 +   the Free Software Foundation; either version 3 of the License, or
 +   (at your option) any later version.
 +
 +   Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
 +   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 +   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 +   more details.
 +
 +   Under Section 7 of GPL version 3, you are granted additional
 +   permissions described in the GCC Runtime Library Exception, version
 +   3.1, as published by the Free Software Foundation.
 +
 +   You should have received a copy of the GNU General Public License and
 +   a copy of the GCC Runtime Library Exception along with this program;
 +   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +   <http://www.gnu.org/licenses/>.  */
 +
 +	.text
 +	.align 4
 +	.globl	_ITM_beginTransaction
 +	.ent	_ITM_beginTransaction
 +
 +#define FRAME	144
 +
 +_ITM_beginTransaction:
 +	ldgp	$29, 0($27)
 +	subl	$30, FRAME, $30
 +	.frame	$30, FRAME, $26, 0
 +	.mask	0x04000000, 0
 +	stl	$26, 0($30)
 +	.prologue 1
 +
 +	stl	$9, 8($30)
 +	stl	$10, 16($30)
 +	addl	$30, FRAME, $0
 +	stl	$11, 24($30)
 +
 +	stl	$12, 32($30)
 +	stl	$13, 40($30)
 +	stl	$14, 48($30)
 +	stl	$15, 56($30)
 +
 +	stl	$0, 64($30)
 +	fstd	$f2, 72($30)
 +	fstd	$f3, 80($30)
 +	fstd	$f4, 88($30)
 +
 +	fstd	$f5, 96($30)
 +	fstd	$f6, 104($30)
 +	fstd	$f7, 112($30)
 +	fstd	$f8, 120($30)
 +
 +	fstd	$f9, 128($30)
 +	mov	$30, $17
 +#ifdef __PIC__
 +	unop
 +	bsr	$26, GTM_begin_transaction !samegp
 +#else
 +	call	$26, GTM_begin_transaction
 +	ldgp	$29, 0($26)
 +#endif
 +
 +	ldl	$26, 0($30)
 +	addl	$30, FRAME, $30
 +	ret
 +.end _ITM_beginTransaction
 +
 +	.align 4
 +	.globl	GTM_longjmp
 +#ifdef __ELF__
 +	.hidden	GTM_longjmp
 +#endif
 +	.ent	GTM_longjmp
 +
 +GTM_longjmp:
 +	.prologue 0
 +	ldl	$26, 0($17)
 +	ldl	$9, 8($17)
 +	ldl	$10, 16($17)
 +	ldl	$11, 24($17)
 +
 +	ldl	$12, 32($17)
 +	ldl	$13, 40($17)
 +	ldl	$14, 48($17)
 +	ldl	$15, 56($17)
 +
 +	ldl	$1, 64($17)
 +	fldd	$f2, 72($17)
 +	fldd	$f3, 80($17)
 +	fldd	$f4, 88($17)
 +
 +	fldd	$f5, 96($17)
 +	fldd	$f6, 104($17)
 +	fldd	$f7, 112($17)
 +	fldd	$f8, 120($17)
 +
 +	fldd	$f9, 128($17)
 +	mov	$16, $0
 +	mov	$1, $30
 +	ret
 +.end GTM_longjmp
 +
 +#ifdef __linux__
 +.section .note.GNU-stack, "", @progbits
 +#endif
 diff --git a/libitm/config/sw_64/target.h b/libitm/config/sw_64/target.h
 new file mode 100644
 index 000000000..7c3f1e3bd
 --- /dev/null
 +++ b/libitm/config/sw_64/target.h
@@ -0,0 +1,44 @@
 +/* Copyright (C) 2009-2022 Free Software Foundation, Inc.
 +   Contributed by Richard Henderson <rth@redhat.com>.
 +
 +   This file is part of the GNU Transactional Memory Library (libitm).
 +
 +   Libitm is free software; you can redistribute it and/or modify it
 +   under the terms of the GNU General Public License as published by
 +   the Free Software Foundation; either version 3 of the License, or
 +   (at your option) any later version.
 +
 +   Libitm is distributed in the hope that it will be useful, but WITHOUT ANY
 +   WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
 +   FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 +   more details.
 +
 +   Under Section 7 of GPL version 3, you are granted additional
 +   permissions described in the GCC Runtime Library Exception, version
 +   3.1, as published by the Free Software Foundation.
 +
 +   You should have received a copy of the GNU General Public License and
 +   a copy of the GCC Runtime Library Exception along with this program;
 +   see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 +   <http://www.gnu.org/licenses/>.  */
 +
 +namespace GTM HIDDEN {
 +
 +typedef struct gtm_jmpbuf
 +{
 +  unsigned long pc;
 +  unsigned long s[7];
 +  void *cfa;
 +  unsigned long f[8];
 +} gtm_jmpbuf;
 +
 +/* The size of one line in hardware caches (in bytes). */
 +#define HW_CACHELINE_SIZE 64
 +
 +static inline void
 +cpu_relax (void)
 +{
 +  __asm volatile ("" : : : "memory");
 +}
 +
 +} // namespace HIDDEN
 diff --git a/libitm/configure.tgt b/libitm/configure.tgt
 index 06e90973e..d831da5b0 100644
 --- a/libitm/configure.tgt
 +++ b/libitm/configure.tgt
@@ -118,6 +118,7 @@ EOF
   *)
 	ARCH="${target_cpu}"
 	;;
 +  sw_64*)		ARCH=sw_64 ;;
 esac
 # For the benefit of top-level configure, determine if the cpu is supported.
 -- 
 2.25.1
--- a/0012-Sw64-Port-libstdc.patch
+++ b/0012-Sw64-Port-libstdc.patch
--- a/0013-Sw64-Port-set-raise-FPE-when-DivbyZero-on-Sw_64.patch
+++ b/0013-Sw64-Port-set-raise-FPE-when-DivbyZero-on-Sw_64.patch
@ -0,0 +1,28 @@
 From e8813c5a4ba57493f92214f6d97433208ac30d9e Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:55:30 +0800
 Subject: [PATCH 13/16] Sw64 Port: set raise FPE when DivbyZero on Sw_64
 platform
 ---
 intl/dcigettext.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
 diff --git a/intl/dcigettext.c b/intl/dcigettext.c
 index a8d4a14d2..a828f0419 100644
 --- a/intl/dcigettext.c
 +++ b/intl/dcigettext.c
@@ -72,8 +72,8 @@ extern int errno;
 #ifdef _LIBC
   /* Guess whether integer division by zero raises signal SIGFPE.
      Set to 1 only if you know for sure.  In case of doubt, set to 0.  */
 -# if defined __alpha__ || defined __arm__ || defined __i386__ \
 -     || defined __m68k__ || defined __s390__
 +#if defined __alpha__ || defined __arm__ || defined __i386__                   \
 +    || defined __m68k__ || defined __s390__ || defined __sw_64__
 #  define INTDIV0_RAISES_SIGFPE 1
 # else
 #  define INTDIV0_RAISES_SIGFPE 0
 -- 
 2.25.1
--- a/0014-Sw64-Port-add-lex-builtin-support-in-libcpp.patch
+++ b/0014-Sw64-Port-add-lex-builtin-support-in-libcpp.patch
@ -0,0 +1,35 @@
 From b85fb9eca6a6a7612ae6451995f9908bfbbba72f Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 16:56:12 +0800
 Subject: [PATCH 14/16] Sw64 Port: add lex builtin support in libcpp
 ---
 libcpp/lex.cc | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
 diff --git a/libcpp/lex.cc b/libcpp/lex.cc
 index fb1dfabb7..bc2541ef9 100644
 --- a/libcpp/lex.cc
 +++ b/libcpp/lex.cc
@@ -168,6 +168,8 @@ acc_char_cmp (word_type val, word_type c)
   /* We can get exact results using a compare-bytes instruction.  
      Get (val == c) via (0 >= (val ^ c)).  */
   return __builtin_alpha_cmpbge (0, val ^ c);
 +#elif defined(__GNUC__) && defined(__sw_64__)
 +  return __builtin_sw_64_cmpbge (0, val ^ c);
 #else
   word_type magic = 0x7efefefeU;
   if (sizeof(word_type) == 8)
@@ -186,7 +188,8 @@ static inline int
 acc_char_index (word_type cmp ATTRIBUTE_UNUSED,
 		word_type val ATTRIBUTE_UNUSED)
 {
 -#if defined(__GNUC__) && defined(__alpha__) && !WORDS_BIGENDIAN
 +#if defined(__GNUC__) && (defined(__alpha__) || defined(__sw_64__))            \
 +  && !WORDS_BIGENDIAN
   /* The cmpbge instruction sets *bits* of the result corresponding to
      matches in the bytes with no false positives.  */
   return __builtin_ctzl (cmp);
 -- 
 2.25.1
--- a/0015-Sw64-Port-libsanitizer.patch
+++ b/0015-Sw64-Port-libsanitizer.patch
--- a/0016-libsanitizer-fix-isoc23-function-interception.patch
+++ b/0016-libsanitizer-fix-isoc23-function-interception.patch
@ -0,0 +1,104 @@
 From add6d92567cfdc16e0acfaf73fb4b8cbc213661f Mon Sep 17 00:00:00 2001
 From: swcompiler <lc@wxiat.com>
 Date: Mon, 25 Nov 2024 17:15:16 +0800
 Subject: [PATCH 16/16] libsanitizer: fix isoc23 function interception for
 glibc-2.38
 ---
 libsanitizer/asan/asan_interceptors.cpp | 55 +++++++++++++++----------
 1 file changed, 33 insertions(+), 22 deletions(-)
 diff --git a/libsanitizer/asan/asan_interceptors.cpp b/libsanitizer/asan/asan_interceptors.cpp
 index b28909152..ae1c9bfcb 100644
 --- a/libsanitizer/asan/asan_interceptors.cpp
 +++ b/libsanitizer/asan/asan_interceptors.cpp
@@ -41,6 +41,8 @@
 #    define ASAN_PTHREAD_CREATE_VERSION "GLIBC_2.1"
 #  elif defined(__mips__) && SANITIZER_LINUX
 #    define ASAN_PTHREAD_CREATE_VERSION "GLIBC_2.2"
 +#  elif defined(__sw_64__)
 +#    define ASAN_PTHREAD_CREATE_VERSION "GLIBC_2.1"
 #  endif
 namespace __asan {
@@ -472,19 +474,32 @@ INTERCEPTOR(char*, strncpy, char *to, const char *from, uptr size) {
   return REAL(strncpy)(to, from, size);
 }
 -INTERCEPTOR(long, strtol, const char *nptr, char **endptr, int base) {
 -  void *ctx;
 -  ASAN_INTERCEPTOR_ENTER(ctx, strtol);
 -  ENSURE_ASAN_INITED();
 -  if (!flags()->replace_str) {
 -    return REAL(strtol)(nptr, endptr, base);
 -  }
 +template <typename Fn>
 +static ALWAYS_INLINE auto StrtolImpl(void *ctx, Fn real, const char *nptr,
 +                                     char **endptr, int base)
 +    -> decltype(real(nullptr, nullptr, 0)) {
 +  if (!flags()->replace_str)
 +    return real(nptr, endptr, base);
   char *real_endptr;
 -  long result = REAL(strtol)(nptr, &real_endptr, base);
 +  auto res = real(nptr, &real_endptr, base);
   StrtolFixAndCheck(ctx, nptr, endptr, real_endptr, base);
 -  return result;
 +  return res;
 }
 +#  define INTERCEPTOR_STRTO_BASE(ret_type, func)                             \
 +    INTERCEPTOR(ret_type, func, const char *nptr, char **endptr, int base) { \
 +      void *ctx;                                                             \
 +      ASAN_INTERCEPTOR_ENTER(ctx, func);                                     \
 +      ENSURE_ASAN_INITED();                                                  \
 +      return StrtolImpl(ctx, REAL(func), nptr, endptr, base);                \
 +    }
 +
 +INTERCEPTOR_STRTO_BASE(long, strtol)
 +
 +#if SANITIZER_GLIBC
 +INTERCEPTOR_STRTO_BASE(long, __isoc23_strtol)
 +#endif
 +
 INTERCEPTOR(int, atoi, const char *nptr) {
   void *ctx;
   ASAN_INTERCEPTOR_ENTER(ctx, atoi);
@@ -524,18 +539,11 @@ INTERCEPTOR(long, atol, const char *nptr) {
 }
 #if ASAN_INTERCEPT_ATOLL_AND_STRTOLL
 -INTERCEPTOR(long long, strtoll, const char *nptr, char **endptr, int base) {
 -  void *ctx;
 -  ASAN_INTERCEPTOR_ENTER(ctx, strtoll);
 -  ENSURE_ASAN_INITED();
 -  if (!flags()->replace_str) {
 -    return REAL(strtoll)(nptr, endptr, base);
 -  }
 -  char *real_endptr;
 -  long long result = REAL(strtoll)(nptr, &real_endptr, base);
 -  StrtolFixAndCheck(ctx, nptr, endptr, real_endptr, base);
 -  return result;
 -}
 +INTERCEPTOR_STRTO_BASE(long long, strtoll)
 +
 +#if SANITIZER_GLIBC
 +INTERCEPTOR_STRTO_BASE(long long, __isoc23_strtoll)
 +#endif
 INTERCEPTOR(long long, atoll, const char *nptr) {
   void *ctx;
@@ -639,7 +647,10 @@ void InitializeAsanInterceptors() {
   ASAN_INTERCEPT_FUNC(atoll);
   ASAN_INTERCEPT_FUNC(strtoll);
 #endif
 -
 +#if SANITIZER_GLIBC
 +  ASAN_INTERCEPT_FUNC(__isoc23_strtol);
 +  ASAN_INTERCEPT_FUNC(__isoc23_strtoll);
 +#endif
   // Intecept jump-related functions.
   ASAN_INTERCEPT_FUNC(longjmp);
 -- 
 2.25.1
--- a/0017-Sw64-Port-Fix-target-explicit_mask.patch
+++ b/0017-Sw64-Port-Fix-target-explicit_mask.patch
@ -0,0 +1,14 @@
 diff --git a/gcc/config/sw_64/sw_64.opt b/gcc/config/sw_64/sw_64.opt
 index c818dff40..22d0cdd5d 100644
 --- a/gcc/config/sw_64/sw_64.opt
 +++ b/gcc/config/sw_64/sw_64.opt
@@ -21,6 +21,9 @@ msw-use-32align
 C C++ Fortran LTO Driver Target Mask(SW_32ALIGN) Save
 Use or not use 32align.
 +TargetVariable
 +uint64_t sw_64_dummy_target = 0
 +
 fsw-sf-cmpsel
 Target Var(flag_sw_sf_cmpsel) Init(0)
 use or not use SF cmp/br/selcet instructions.
--- a/gcc.spec
+++ b/gcc.spec
@ -2,7 +2,7 @@
 %global gcc_major 12
 # Note, gcc_release must be integer, if you want to add suffixes to
 # %%{release}, append them after %%{gcc_release} on Release: line.
-%global gcc_release 49
+%global gcc_release 50
 %global _unpackaged_files_terminate_build 0
 %global _performance_build 1
@ -23,32 +23,32 @@
 %else
 %global build_libquadmath 0
 %endif
-%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 loongarch64 riscv64
+%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 loongarch64 riscv64 sw_64
 %global build_libasan 1
 %else
 %global build_libasan 0
 %endif
-%ifarch x86_64 ppc64 ppc64le aarch64 s390x loongarch64
+%ifarch x86_64 ppc64 ppc64le aarch64 s390x loongarch64 sw_64
 %global build_libtsan 1
 %else
 %global build_libtsan 0
 %endif
-%ifarch x86_64 ppc64 ppc64le aarch64 s390x loongarch64
+%ifarch x86_64 ppc64 ppc64le aarch64 s390x loongarch64 sw_64
 %global build_liblsan 1
 %else
 %global build_liblsan 0
 %endif
-%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 loongarch64 riscv64
+%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 loongarch64 riscv64 sw_64
 %global build_libubsan 1
 %else
 %global build_libubsan 0
 %endif
-%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 %{mips} riscv64 loongarch64
+%ifarch %{ix86} x86_64 ppc ppc64 ppc64le ppc64p7 s390 s390x %{arm} aarch64 %{mips} riscv64 loongarch64 sw_64
 %global build_libatomic 1
 %else
 %global build_libatomic 0
 %endif
-%ifarch %{ix86} x86_64 %{arm} alpha ppc ppc64 ppc64le ppc64p7 s390 s390x aarch64 loongarch64
+%ifarch %{ix86} x86_64 %{arm} alpha ppc ppc64 ppc64le ppc64p7 s390 s390x aarch64 loongarch64 sw_64
 %global build_libitm 1
 %else
 %global build_libitm 0
@ -418,6 +418,27 @@ Patch309: 0309-CSPGO-Add-context-sensitive-PGO.patch
 Patch310: 0310-CFGO-Add-cfgo-pgo-optimization.patch
 Patch311: 0311-PATCH-Add-if-split-optimization-pass.patch
 # Part 1001-1999
 %ifarch sw_64
 Patch1001: 0001-Sw64-Port-add-configure-support-for-sw64.patch
 Patch1002: 0002-Sw64-Port-add-gcc-compiler.patch
 Patch1003: 0003-Sw64-Port-add-multi-prefetch-support-for-sw64.patch
 Patch1004: 0004-Sw64-Port-update-gcc-testsuite-for-sw64.patch
 Patch1005: 0005-Sw64-Port-libatomic.patch
 Patch1006: 0006-Sw64-Port-libgcc.patch
 Patch1007: 0007-Sw64-Port-libffi.patch
 Patch1008: 0008-Sw64-Port-libgfortran.patch
 Patch1009: 0009-Sw64-Port-libgo.patch
 Patch1010: 0010-Sw64-Port-libgomp.patch
 Patch1011: 0011-Sw64-Port-libitm.patch
 Patch1012: 0012-Sw64-Port-libstdc.patch
 Patch1013: 0013-Sw64-Port-set-raise-FPE-when-DivbyZero-on-Sw_64.patch
 Patch1014: 0014-Sw64-Port-add-lex-builtin-support-in-libcpp.patch
 Patch1015: 0015-Sw64-Port-libsanitizer.patch
 Patch1016: 0016-libsanitizer-fix-isoc23-function-interception.patch
 Patch1017: 0017-Sw64-Port-Fix-target-explicit_mask.patch
 %endif
 # Part 3000 ~ 4999
 %ifarch loongarch64
 Patch3001: loongarch-add-alternatives-for-idiv-insns-to-improve.patch
@ -1494,6 +1515,26 @@ not stable, so plugins must be rebuilt any time GCC is updated.
 %patch -P310 -p1
 %patch -P311 -p1
 %ifarch sw_64
 %patch -P1001 -p1
 %patch -P1002 -p1
 %patch -P1003 -p1
 %patch -P1004 -p1
 %patch -P1005 -p1
 %patch -P1006 -p1
 %patch -P1007 -p1
 %patch -P1008 -p1
 %patch -P1009 -p1
 %patch -P1010 -p1
 %patch -P1011 -p1
 %patch -P1012 -p1
 %patch -P1013 -p1
 %patch -P1014 -p1
 %patch -P1015 -p1
 %patch -P1016 -p1
 %patch -P1017 -p1
 %endif
 %ifarch loongarch64
 %patch -P3001 -p1
 %patch -P3002 -p1
@ -1928,6 +1969,10 @@ CONFIGURE_OPTS="\
 	   --with-arch=loongarch64 --with-abi=lp64d \
 	   --disable-libquadmath --disable-multilib --enable-tls \
 	   --enable-default-pie
 %endif
 %ifarch sw_64
 	--with-cpu=sw6b --disable-libquadmath --disable-multilib \
 	--enable-tls
 %endif
 	"
@ -2197,7 +2242,7 @@ mkdir -p %{buildroot}/%{_lib}
 mv -f %{buildroot}%{_prefix}/%{_lib}/libgcc_s.so.1 %{buildroot}/%{_lib}/libgcc_s-%{gcc_major}.so.1
 chmod 755 %{buildroot}/%{_lib}/libgcc_s-%{gcc_major}.so.1
 ln -sf libgcc_s-%{gcc_major}.so.1 %{buildroot}/%{_lib}/libgcc_s.so.1
-%ifarch %{ix86} x86_64 ppc ppc64 ppc64p7 ppc64le %{arm} aarch64 riscv64 loongarch64
+%ifarch %{ix86} x86_64 ppc ppc64 ppc64p7 ppc64le %{arm} aarch64 riscv64 loongarch64 sw_64
 rm -f $FULLPATH/libgcc_s.so
 echo '/* GNU ld script
   Use the shared library, but some functions are only in
@ -2300,7 +2345,7 @@ mv ../../../libasan_preinit.o libasan_preinit.o
 %if %{build_libubsan}
 ln -sf ../../../libubsan.so.1.* libubsan.so
 %endif
-%ifarch loongarch64
+%ifarch loongarch64 sw_64
 %if %{build_libtsan}
 rm -f libtsan.so
 echo 'INPUT ( %{_prefix}/%{_lib}/'`echo ../../../../%{_lib}/libtsan.so.2.* | sed 's,^.*libt,libt,'`' )' > libtsan.so
@ -3284,6 +3329,10 @@ end
 %{_prefix}/lib/gcc/%{gcc_target_platform}/%{gcc_major}/include/htmxlintrin.h
 %{_prefix}/lib/gcc/%{gcc_target_platform}/%{gcc_major}/include/vecintrin.h
 %endif
 %ifarch sw_64
 %{_prefix}/lib/gcc/%{gcc_target_platform}/%{gcc_major}/plugin/include/config/sw_64/sw_64-protos.h
 %{_prefix}/lib/gcc/%{gcc_target_platform}/%{gcc_major}/plugin/include/config/sw_64/sw_64.h
 %endif
 %if %{build_libasan}
 %{_prefix}/lib/gcc/%{gcc_target_platform}/%{gcc_major}/include/sanitizer
 %endif
@ -4086,6 +4135,11 @@ end
 %doc rpm.doc/changelogs/libcc1/ChangeLog*
 %changelog
 * Thu Nov 28 2024 swcompiler <lc@wxiat.com> - 12.3.1-50
 - Type: Sw64
 - DESC:
 - Add sw64 architecture support.
 * Wed Nov 27 2024 liyancheng <412998149@qq.com> - 12.3.1-49
 - Type: Sync
 - DESC: Add if split optimization