124 lines
4.7 KiB
Diff
124 lines
4.7 KiB
Diff
From 6ee300fd31e000efba141ed8806e56bd03826197 Mon Sep 17 00:00:00 2001
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From: Chenghui Pan <panchenghui@loongson.cn>
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Date: Fri, 15 Mar 2024 09:30:25 +0800
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Subject: [PATCH 151/188] LoongArch: Remove unused/useless definitions.
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This patch removes some unnecessary definitions of target hook functions
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according to the documentation of GCC.
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gcc/ChangeLog:
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* config/loongarch/loongarch-protos.h
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(loongarch_cfun_has_cprestore_slot_p): Delete.
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(loongarch_adjust_insn_length): Delete.
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(current_section_name): Delete.
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(loongarch_split_symbol_type): Delete.
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* config/loongarch/loongarch.cc
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(loongarch_case_values_threshold): Delete.
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(loongarch_spill_class): Delete.
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(TARGET_OPTAB_SUPPORTED_P): Delete.
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(TARGET_CASE_VALUES_THRESHOLD): Delete.
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(TARGET_SPILL_CLASS): Delete.
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---
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gcc/config/loongarch/loongarch-protos.h | 5 -----
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gcc/config/loongarch/loongarch.cc | 26 -------------------------
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2 files changed, 31 deletions(-)
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diff --git a/gcc/config/loongarch/loongarch-protos.h b/gcc/config/loongarch/loongarch-protos.h
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index 87b94e8b0..3dac20279 100644
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--- a/gcc/config/loongarch/loongarch-protos.h
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+++ b/gcc/config/loongarch/loongarch-protos.h
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@@ -93,7 +93,6 @@ extern void loongarch_split_lsx_copy_d (rtx, rtx, rtx, rtx (*)(rtx, rtx, rtx));
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extern void loongarch_split_lsx_insert_d (rtx, rtx, rtx, rtx);
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extern void loongarch_split_lsx_fill_d (rtx, rtx);
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extern const char *loongarch_output_move (rtx, rtx);
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-extern bool loongarch_cfun_has_cprestore_slot_p (void);
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#ifdef RTX_CODE
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extern void loongarch_expand_scc (rtx *);
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extern bool loongarch_expand_vec_cmp (rtx *);
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@@ -135,7 +134,6 @@ extern int loongarch_class_max_nregs (enum reg_class, machine_mode);
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extern machine_mode loongarch_hard_regno_caller_save_mode (unsigned int,
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unsigned int,
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machine_mode);
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-extern int loongarch_adjust_insn_length (rtx_insn *, int);
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extern const char *loongarch_output_conditional_branch (rtx_insn *, rtx *,
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const char *,
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const char *);
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@@ -157,7 +155,6 @@ extern bool loongarch_global_symbol_noweak_p (const_rtx);
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extern bool loongarch_weak_symbol_p (const_rtx);
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extern bool loongarch_symbol_binds_local_p (const_rtx);
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-extern const char *current_section_name (void);
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extern unsigned int current_section_flags (void);
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extern bool loongarch_use_ins_ext_p (rtx, HOST_WIDE_INT, HOST_WIDE_INT);
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extern bool loongarch_check_zero_div_p (void);
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@@ -198,8 +195,6 @@ extern bool loongarch_epilogue_uses (unsigned int);
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extern bool loongarch_load_store_bonding_p (rtx *, machine_mode, bool);
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extern bool loongarch_split_symbol_type (enum loongarch_symbol_type);
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-typedef rtx (*mulsidi3_gen_fn) (rtx, rtx, rtx);
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-
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extern void loongarch_register_frame_header_opt (void);
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extern void loongarch_expand_vec_cond_expr (machine_mode, machine_mode, rtx *);
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extern void loongarch_expand_vec_cond_mask_expr (machine_mode, machine_mode,
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diff --git a/gcc/config/loongarch/loongarch.cc b/gcc/config/loongarch/loongarch.cc
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index 1e3981e19..903c0d4ef 100644
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--- a/gcc/config/loongarch/loongarch.cc
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+++ b/gcc/config/loongarch/loongarch.cc
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@@ -10812,23 +10812,6 @@ loongarch_expand_vec_cmp (rtx operands[])
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return true;
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}
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-/* Implement TARGET_CASE_VALUES_THRESHOLD. */
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-
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-unsigned int
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-loongarch_case_values_threshold (void)
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-{
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- return default_case_values_threshold ();
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-}
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-
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-/* Implement TARGET_SPILL_CLASS. */
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-
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-static reg_class_t
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-loongarch_spill_class (reg_class_t rclass ATTRIBUTE_UNUSED,
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- machine_mode mode ATTRIBUTE_UNUSED)
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-{
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- return NO_REGS;
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-}
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-
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/* Implement TARGET_PROMOTE_FUNCTION_MODE. */
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/* This function is equivalent to default_promote_function_mode_always_promote
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@@ -11283,9 +11266,6 @@ loongarch_asm_code_end (void)
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#undef TARGET_FUNCTION_ARG_BOUNDARY
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#define TARGET_FUNCTION_ARG_BOUNDARY loongarch_function_arg_boundary
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-#undef TARGET_OPTAB_SUPPORTED_P
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-#define TARGET_OPTAB_SUPPORTED_P loongarch_optab_supported_p
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-
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#undef TARGET_VECTOR_MODE_SUPPORTED_P
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#define TARGET_VECTOR_MODE_SUPPORTED_P loongarch_vector_mode_supported_p
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@@ -11355,18 +11335,12 @@ loongarch_asm_code_end (void)
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#undef TARGET_SCHED_REASSOCIATION_WIDTH
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#define TARGET_SCHED_REASSOCIATION_WIDTH loongarch_sched_reassociation_width
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-#undef TARGET_CASE_VALUES_THRESHOLD
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-#define TARGET_CASE_VALUES_THRESHOLD loongarch_case_values_threshold
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-
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#undef TARGET_ATOMIC_ASSIGN_EXPAND_FENV
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#define TARGET_ATOMIC_ASSIGN_EXPAND_FENV loongarch_atomic_assign_expand_fenv
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#undef TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS
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#define TARGET_CALL_FUSAGE_CONTAINS_NON_CALLEE_CLOBBERS true
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-#undef TARGET_SPILL_CLASS
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-#define TARGET_SPILL_CLASS loongarch_spill_class
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-
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#undef TARGET_HARD_REGNO_NREGS
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#define TARGET_HARD_REGNO_NREGS loongarch_hard_regno_nregs
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#undef TARGET_HARD_REGNO_MODE_OK
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--
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2.43.0
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