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i386: Remove reduntand assignment in i386-options.c [PR98671]

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Also rename x86_prefetch_sse to ix86_prefetch_sse.

2021-01-14  Uroš Bizjak  <ubizjak@gmail.com>

gcc/
	PR target/98671
	* config/i386/i386-options.c (ix86_function_specific_save):
	Remove redundant assignment to opts->x_ix86_branch_cost.
	* config/i386/i386.c (ix86_prefetch_sse):
	Rename from x86_prefetch_sse.  Update all uses.
	* config/i386/i386.h: Update for rename.
	* config/i386/i386-options.h: Ditto.
This commit is contained in:
Uros Bizjak 2021-01-14 13:21:56 +01:00
parent 0efdc7b31c
commit 08a4adcf2b
4 changed files with 9 additions and 10 deletions
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11
gcc/config/i386/i386-options.c
View file

@ -641,7 +641,7 @@ ix86_function_specific_save (struct cl_target_option *ptr,
{
ptr->arch = ix86_arch;
ptr->schedule = ix86_schedule;
ptr->prefetch_sse = x86_prefetch_sse;
ptr->prefetch_sse = ix86_prefetch_sse;
ptr->tune = ix86_tune;
ptr->branch_cost = ix86_branch_cost;
ptr->tune_defaulted = ix86_tune_defaulted;
@ -773,8 +773,7 @@ ix86_function_specific_restore (struct gcc_options *opts,
ix86_arch = (enum processor_type) ptr->arch;
ix86_schedule = (enum attr_cpu) ptr->schedule;
ix86_tune = (enum processor_type) ptr->tune;
x86_prefetch_sse = ptr->prefetch_sse;
opts->x_ix86_branch_cost = ptr->branch_cost;
ix86_prefetch_sse = ptr->prefetch_sse;
ix86_tune_defaulted = ptr->tune_defaulted;
ix86_arch_specified = ptr->arch_specified;
opts->x_ix86_isa_flags_explicit = ptr->x_ix86_isa_flags_explicit;
@ -2348,7 +2347,7 @@ ix86_option_override_internal (bool main_args_p,
if ((processor_alias_table[i].flags
& (PTA_PREFETCH_SSE | PTA_SSE)) != 0)
x86_prefetch_sse = true;
ix86_prefetch_sse = true;
if (((processor_alias_table[i].flags & PTA_MWAITX) != 0)
&& !(opts->x_ix86_isa_flags2_explicit & OPTION_MASK_ISA2_MWAITX))
opts->x_ix86_isa_flags2 |= OPTION_MASK_ISA2_MWAITX;
@ -2446,7 +2445,7 @@ ix86_option_override_internal (bool main_args_p,
if (TARGET_CMOV
&& ((processor_alias_table[i].flags
& (PTA_PREFETCH_SSE | PTA_SSE)) != 0))
x86_prefetch_sse = true;
ix86_prefetch_sse = true;
break;
}
@ -2589,7 +2588,7 @@ ix86_option_override_internal (bool main_args_p,
|| (TARGET_PRFCHW_P (opts->x_ix86_isa_flags)
&& !TARGET_3DNOW_P (opts->x_ix86_isa_flags))
|| TARGET_PREFETCHWT1_P (opts->x_ix86_isa_flags))
x86_prefetch_sse = true;
ix86_prefetch_sse = true;
/* Enable popcnt instruction for -msse4.2 or -mabm. */
if (TARGET_SSE4_2_P (opts->x_ix86_isa_flags)

2
gcc/config/i386/i386-options.h
View file

@ -33,7 +33,7 @@ extern enum attr_cpu ix86_schedule;
extern enum processor_type ix86_tune;
extern enum processor_type ix86_arch;
extern unsigned char x86_prefetch_sse;
extern unsigned char ix86_prefetch_sse;
extern const struct processor_costs *ix86_tune_cost;
extern int ix86_tune_defaulted;

2
gcc/config/i386/i386.c
View file

@ -347,7 +347,7 @@ enum processor_type ix86_tune;
enum processor_type ix86_arch;
/* True if processor has SSE prefetch instruction. */
unsigned char x86_prefetch_sse;
unsigned char ix86_prefetch_sse;
/* Preferred alignment for stack boundary in bits. */
unsigned int ix86_preferred_stack_boundary;

4
gcc/config/i386/i386.h
View file

@ -654,8 +654,8 @@ extern unsigned char ix86_arch_features[X86_ARCH_LAST];
#define TARGET_FISTTP (TARGET_SSE3 && TARGET_80387)
extern unsigned char x86_prefetch_sse;
#define TARGET_PREFETCH_SSE x86_prefetch_sse
extern unsigned char ix86_prefetch_sse;
#define TARGET_PREFETCH_SSE ix86_prefetch_sse
#define ASSEMBLER_DIALECT (ix86_asm_dialect)