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gcc/0011-LoongArch-Implement-avg-and-sad-standard-names.patch
Peng Fan f653243538 LoongArch: Sync to upstream 
Signed-off-by: Peng Fan <fanpeng@loongson.cn>
2024-11-12 08:44:01 +08:00

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From 159dd069968fae895f1f663ebda6f53970ec34b1 Mon Sep 17 00:00:00 2001
From: Jiahao Xu <xujiahao@loongson.cn>
Date: Wed, 18 Oct 2023 17:36:12 +0800
Subject: [PATCH 011/188] LoongArch:Implement avg and sad standard names.
gcc/ChangeLog:
* config/loongarch/lasx.md
(avg<mode>3_ceil): New patterns.
(uavg<mode>3_ceil): Ditto.
(avg<mode>3_floor): Ditto.
(uavg<mode>3_floor): Ditto.
(usadv32qi): Ditto.
(ssadv32qi): Ditto.
* config/loongarch/lsx.md
(avg<mode>3_ceil): New patterns.
(uavg<mode>3_ceil): Ditto.
(avg<mode>3_floor): Ditto.
(uavg<mode>3_floor): Ditto.
(usadv16qi): Ditto.
(ssadv16qi): Ditto.
gcc/testsuite/ChangeLog:
* gcc.target/loongarch/avg-ceil-lasx.c: New test.
* gcc.target/loongarch/avg-ceil-lsx.c: New test.
* gcc.target/loongarch/avg-floor-lasx.c: New test.
* gcc.target/loongarch/avg-floor-lsx.c: New test.
* gcc.target/loongarch/sad-lasx.c: New test.
* gcc.target/loongarch/sad-lsx.c: New test.
---
gcc/config/loongarch/lasx.md | 78 +++++++++++++++++++
gcc/config/loongarch/lsx.md | 78 +++++++++++++++++++
.../gcc.target/loongarch/avg-ceil-lasx.c | 22 ++++++
.../gcc.target/loongarch/avg-ceil-lsx.c | 22 ++++++
.../gcc.target/loongarch/avg-floor-lasx.c | 22 ++++++
.../gcc.target/loongarch/avg-floor-lsx.c | 22 ++++++
gcc/testsuite/gcc.target/loongarch/sad-lasx.c | 20 +++++
gcc/testsuite/gcc.target/loongarch/sad-lsx.c | 20 +++++
8 files changed, 284 insertions(+)
create mode 100644 gcc/testsuite/gcc.target/loongarch/avg-ceil-lasx.c
create mode 100644 gcc/testsuite/gcc.target/loongarch/avg-ceil-lsx.c
create mode 100644 gcc/testsuite/gcc.target/loongarch/avg-floor-lasx.c
create mode 100644 gcc/testsuite/gcc.target/loongarch/avg-floor-lsx.c
create mode 100644 gcc/testsuite/gcc.target/loongarch/sad-lasx.c
create mode 100644 gcc/testsuite/gcc.target/loongarch/sad-lsx.c
diff --git a/gcc/config/loongarch/lasx.md b/gcc/config/loongarch/lasx.md
index 2bc5d47ed..c7496d68a 100644
--- a/gcc/config/loongarch/lasx.md
+++ b/gcc/config/loongarch/lasx.md
@@ -5171,3 +5171,81 @@
const0_rtx));
DONE;
})
+
+(define_expand "avg<mode>3_ceil"
+ [(match_operand:ILASX_WHB 0 "register_operand")
+ (match_operand:ILASX_WHB 1 "register_operand")
+ (match_operand:ILASX_WHB 2 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ emit_insn (gen_lasx_xvavgr_s_<lasxfmt> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "uavg<mode>3_ceil"
+ [(match_operand:ILASX_WHB 0 "register_operand")
+ (match_operand:ILASX_WHB 1 "register_operand")
+ (match_operand:ILASX_WHB 2 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ emit_insn (gen_lasx_xvavgr_u_<lasxfmt_u> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "avg<mode>3_floor"
+ [(match_operand:ILASX_WHB 0 "register_operand")
+ (match_operand:ILASX_WHB 1 "register_operand")
+ (match_operand:ILASX_WHB 2 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ emit_insn (gen_lasx_xvavg_s_<lasxfmt> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "uavg<mode>3_floor"
+ [(match_operand:ILASX_WHB 0 "register_operand")
+ (match_operand:ILASX_WHB 1 "register_operand")
+ (match_operand:ILASX_WHB 2 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ emit_insn (gen_lasx_xvavg_u_<lasxfmt_u> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "usadv32qi"
+ [(match_operand:V8SI 0 "register_operand")
+ (match_operand:V32QI 1 "register_operand")
+ (match_operand:V32QI 2 "register_operand")
+ (match_operand:V8SI 3 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ rtx t1 = gen_reg_rtx (V32QImode);
+ rtx t2 = gen_reg_rtx (V16HImode);
+ rtx t3 = gen_reg_rtx (V8SImode);
+ emit_insn (gen_lasx_xvabsd_u_bu (t1, operands[1], operands[2]));
+ emit_insn (gen_lasx_xvhaddw_h_b (t2, t1, t1));
+ emit_insn (gen_lasx_xvhaddw_w_h (t3, t2, t2));
+ emit_insn (gen_addv8si3 (operands[0], t3, operands[3]));
+ DONE;
+})
+
+(define_expand "ssadv32qi"
+ [(match_operand:V8SI 0 "register_operand")
+ (match_operand:V32QI 1 "register_operand")
+ (match_operand:V32QI 2 "register_operand")
+ (match_operand:V8SI 3 "register_operand")]
+ "ISA_HAS_LASX"
+{
+ rtx t1 = gen_reg_rtx (V32QImode);
+ rtx t2 = gen_reg_rtx (V16HImode);
+ rtx t3 = gen_reg_rtx (V8SImode);
+ emit_insn (gen_lasx_xvabsd_s_b (t1, operands[1], operands[2]));
+ emit_insn (gen_lasx_xvhaddw_h_b (t2, t1, t1));
+ emit_insn (gen_lasx_xvhaddw_w_h (t3, t2, t2));
+ emit_insn (gen_addv8si3 (operands[0], t3, operands[3]));
+ DONE;
+})
diff --git a/gcc/config/loongarch/lsx.md b/gcc/config/loongarch/lsx.md
index 075f6ba56..b4e92ae9c 100644
--- a/gcc/config/loongarch/lsx.md
+++ b/gcc/config/loongarch/lsx.md
@@ -3581,6 +3581,84 @@
DONE;
})
+(define_expand "avg<mode>3_ceil"
+ [(match_operand:ILSX_WHB 0 "register_operand")
+ (match_operand:ILSX_WHB 1 "register_operand")
+ (match_operand:ILSX_WHB 2 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ emit_insn (gen_lsx_vavgr_s_<lsxfmt> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "uavg<mode>3_ceil"
+ [(match_operand:ILSX_WHB 0 "register_operand")
+ (match_operand:ILSX_WHB 1 "register_operand")
+ (match_operand:ILSX_WHB 2 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ emit_insn (gen_lsx_vavgr_u_<lsxfmt_u> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "avg<mode>3_floor"
+ [(match_operand:ILSX_WHB 0 "register_operand")
+ (match_operand:ILSX_WHB 1 "register_operand")
+ (match_operand:ILSX_WHB 2 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ emit_insn (gen_lsx_vavg_s_<lsxfmt> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "uavg<mode>3_floor"
+ [(match_operand:ILSX_WHB 0 "register_operand")
+ (match_operand:ILSX_WHB 1 "register_operand")
+ (match_operand:ILSX_WHB 2 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ emit_insn (gen_lsx_vavg_u_<lsxfmt_u> (operands[0],
+ operands[1], operands[2]));
+ DONE;
+})
+
+(define_expand "usadv16qi"
+ [(match_operand:V4SI 0 "register_operand")
+ (match_operand:V16QI 1 "register_operand")
+ (match_operand:V16QI 2 "register_operand")
+ (match_operand:V4SI 3 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ rtx t1 = gen_reg_rtx (V16QImode);
+ rtx t2 = gen_reg_rtx (V8HImode);
+ rtx t3 = gen_reg_rtx (V4SImode);
+ emit_insn (gen_lsx_vabsd_u_bu (t1, operands[1], operands[2]));
+ emit_insn (gen_lsx_vhaddw_h_b (t2, t1, t1));
+ emit_insn (gen_lsx_vhaddw_w_h (t3, t2, t2));
+ emit_insn (gen_addv4si3 (operands[0], t3, operands[3]));
+ DONE;
+})
+
+(define_expand "ssadv16qi"
+ [(match_operand:V4SI 0 "register_operand")
+ (match_operand:V16QI 1 "register_operand")
+ (match_operand:V16QI 2 "register_operand")
+ (match_operand:V4SI 3 "register_operand")]
+ "ISA_HAS_LSX"
+{
+ rtx t1 = gen_reg_rtx (V16QImode);
+ rtx t2 = gen_reg_rtx (V8HImode);
+ rtx t3 = gen_reg_rtx (V4SImode);
+ emit_insn (gen_lsx_vabsd_s_b (t1, operands[1], operands[2]));
+ emit_insn (gen_lsx_vhaddw_h_b (t2, t1, t1));
+ emit_insn (gen_lsx_vhaddw_w_h (t3, t2, t2));
+ emit_insn (gen_addv4si3 (operands[0], t3, operands[3]));
+ DONE;
+})
+
(define_insn "lsx_v<optab>wev_d_w<u>"
[(set (match_operand:V2DI 0 "register_operand" "=f")
(addsubmul:V2DI
diff --git a/gcc/testsuite/gcc.target/loongarch/avg-ceil-lasx.c b/gcc/testsuite/gcc.target/loongarch/avg-ceil-lasx.c
new file mode 100644
index 000000000..16db7bf72
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/avg-ceil-lasx.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlasx" } */
+/* { dg-final { scan-assembler "xvavgr.b" } } */
+/* { dg-final { scan-assembler "xvavgr.bu" } } */
+/* { dg-final { scan-assembler "xvavgr.hu" } } */
+/* { dg-final { scan-assembler "xvavgr.h" } } */
+
+#define N 1024
+
+#define TEST(TYPE, NAME) \
+ TYPE a_##NAME[N], b_##NAME[N], c_##NAME[N]; \
+ void f_##NAME (void) \
+ { \
+ int i; \
+ for (i = 0; i < N; i++) \
+ a_##NAME[i] = (b_##NAME[i] + c_##NAME[i] + 1) >> 1; \
+ }
+
+TEST(char, 1);
+TEST(short, 2);
+TEST(unsigned char, 3);
+TEST(unsigned short, 4);
diff --git a/gcc/testsuite/gcc.target/loongarch/avg-ceil-lsx.c b/gcc/testsuite/gcc.target/loongarch/avg-ceil-lsx.c
new file mode 100644
index 000000000..94119c23b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/avg-ceil-lsx.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlsx" } */
+/* { dg-final { scan-assembler "vavgr.b" } } */
+/* { dg-final { scan-assembler "vavgr.bu" } } */
+/* { dg-final { scan-assembler "vavgr.hu" } } */
+/* { dg-final { scan-assembler "vavgr.h" } } */
+
+#define N 1024
+
+#define TEST(TYPE, NAME) \
+ TYPE a_##NAME[N], b_##NAME[N], c_##NAME[N]; \
+ void f_##NAME (void) \
+ { \
+ int i; \
+ for (i = 0; i < N; i++) \
+ a_##NAME[i] = (b_##NAME[i] + c_##NAME[i] + 1) >> 1; \
+ }
+
+TEST(char, 1);
+TEST(short, 2);
+TEST(unsigned char, 3);
+TEST(unsigned short, 4);
diff --git a/gcc/testsuite/gcc.target/loongarch/avg-floor-lasx.c b/gcc/testsuite/gcc.target/loongarch/avg-floor-lasx.c
new file mode 100644
index 000000000..da6896531
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/avg-floor-lasx.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlasx" } */
+/* { dg-final { scan-assembler "xvavg.b" } } */
+/* { dg-final { scan-assembler "xvavg.bu" } } */
+/* { dg-final { scan-assembler "xvavg.hu" } } */
+/* { dg-final { scan-assembler "xvavg.h" } } */
+
+#define N 1024
+
+#define TEST(TYPE, NAME) \
+ TYPE a_##NAME[N], b_##NAME[N], c_##NAME[N]; \
+ void f_##NAME (void) \
+ { \
+ int i; \
+ for (i = 0; i < N; i++) \
+ a_##NAME[i] = (b_##NAME[i] + c_##NAME[i]) >> 1; \
+ }
+
+TEST(char, 1);
+TEST(short, 2);
+TEST(unsigned char, 3);
+TEST(unsigned short, 4);
diff --git a/gcc/testsuite/gcc.target/loongarch/avg-floor-lsx.c b/gcc/testsuite/gcc.target/loongarch/avg-floor-lsx.c
new file mode 100644
index 000000000..bbb9db527
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/avg-floor-lsx.c
@@ -0,0 +1,22 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlsx" } */
+/* { dg-final { scan-assembler "vavg.b" } } */
+/* { dg-final { scan-assembler "vavg.bu" } } */
+/* { dg-final { scan-assembler "vavg.hu" } } */
+/* { dg-final { scan-assembler "vavg.h" } } */
+
+#define N 1024
+
+#define TEST(TYPE, NAME) \
+ TYPE a_##NAME[N], b_##NAME[N], c_##NAME[N]; \
+ void f_##NAME (void) \
+ { \
+ int i; \
+ for (i = 0; i < N; i++) \
+ a_##NAME[i] = (b_##NAME[i] + c_##NAME[i]) >> 1; \
+ }
+
+TEST(char, 1);
+TEST(short, 2);
+TEST(unsigned char, 3);
+TEST(unsigned short, 4);
diff --git a/gcc/testsuite/gcc.target/loongarch/sad-lasx.c b/gcc/testsuite/gcc.target/loongarch/sad-lasx.c
new file mode 100644
index 000000000..6c0cdfd97
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/sad-lasx.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlasx" } */
+
+#define N 1024
+
+#define TEST(SIGN) \
+ SIGN char a_##SIGN[N], b_##SIGN[N]; \
+ int f_##SIGN (void) \
+ { \
+ int i, sum = 0; \
+ for (i = 0; i < N; i++) \
+ sum += __builtin_abs (a_##SIGN[i] - b_##SIGN[i]);; \
+ return sum; \
+ }
+
+TEST(signed);
+TEST(unsigned);
+
+/* { dg-final { scan-assembler {\txvabsd.bu\t} } } */
+/* { dg-final { scan-assembler {\txvabsd.b\t} } } */
diff --git a/gcc/testsuite/gcc.target/loongarch/sad-lsx.c b/gcc/testsuite/gcc.target/loongarch/sad-lsx.c
new file mode 100644
index 000000000..b92110a8b
--- /dev/null
+++ b/gcc/testsuite/gcc.target/loongarch/sad-lsx.c
@@ -0,0 +1,20 @@
+/* { dg-do compile } */
+/* { dg-options "-O3 -mlsx" } */
+
+#define N 1024
+
+#define TEST(SIGN) \
+ SIGN char a_##SIGN[N], b_##SIGN[N]; \
+ int f_##SIGN (void) \
+ { \
+ int i, sum = 0; \
+ for (i = 0; i < N; i++) \
+ sum += __builtin_abs (a_##SIGN[i] - b_##SIGN[i]);; \
+ return sum; \
+ }
+
+TEST(signed);
+TEST(unsigned);
+
+/* { dg-final { scan-assembler {\tvabsd.bu\t} } } */
+/* { dg-final { scan-assembler {\tvabsd.b\t} } } */
--
2.43.0
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