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riscv-gcc-1
Commit e7bf9583 by Jan Hubicka Committed by Jan Hubicka
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re PR target/81616 (Update -mtune=generic for the current Intel and AMD processors) 

	PR target/81616
	* athlon.md: Disable for generic.
	* haswell.md: Enable for generic.
	* i386.c (ix86_sched_init_global): Add core hooks for generic.
	* x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic
	to 4.
	(ix86_adjust_cost): Move generic to haswell path.

From-SVN: r255395
parent 8cc9a087
Showing with 13 additions and 2 deletions
gcc/ChangeLog
2017-12-01 Jan Hubicka <hubicka@ucw.cz>
PR target/81616
* athlon.md: Disable for generic.
* haswell.md: Enable for generic.
* i386.c (ix86_sched_init_global): Add core hooks for generic.
* x86-tune-sched.c (ix86_issue_rate): Increase issue rate for generic
to 4.
(ix86_adjust_cost): Move generic to haswell path.
2017-12-04 Eric Botcazou <ebotcazou@adacore.com>
* config/sparc/sparc.c (sparc_do_work_around_errata): Use mem_ref
gcc/config/i386/i386.c
......@@ -28844,6 +28844,7 @@ ix86_sched_init_global (FILE *, int, int)
case PROCESSOR_NEHALEM:
case PROCESSOR_SANDYBRIDGE:
case PROCESSOR_HASWELL:
case PROCESSOR_GENERIC:
/* Do not perform multipass scheduling for pre-reload schedule
to save compile time. */
if (reload_completed)
gcc/config/i386/x86-tune-sched.c
......@@ -54,7 +54,6 @@ ix86_issue_rate (void)
case PROCESSOR_ATHLON:
case PROCESSOR_K8:
case PROCESSOR_AMDFAM10:
case PROCESSOR_GENERIC:
case PROCESSOR_BTVER1:
return 3;
......@@ -67,6 +66,7 @@ ix86_issue_rate (void)
case PROCESSOR_NEHALEM:
case PROCESSOR_SANDYBRIDGE:
case PROCESSOR_HASWELL:
case PROCESSOR_GENERIC:
return 4;
default:
......@@ -354,7 +354,6 @@ ix86_adjust_cost (rtx_insn *insn, int dep_type, rtx_insn *dep_insn, int cost,
case PROCESSOR_BDVER4:
case PROCESSOR_BTVER1:
case PROCESSOR_BTVER2:
case PROCESSOR_GENERIC:
/* Stack engine allows to execute push&pop instructions in parall. */
if ((insn_type == TYPE_PUSH || insn_type == TYPE_POP)
&& (dep_insn_type == TYPE_PUSH || dep_insn_type == TYPE_POP))
......@@ -424,6 +423,7 @@ ix86_adjust_cost (rtx_insn *insn, int dep_type, rtx_insn *dep_insn, int cost,
case PROCESSOR_NEHALEM:
case PROCESSOR_SANDYBRIDGE:
case PROCESSOR_HASWELL:
case PROCESSOR_GENERIC:
/* Stack engine allows to execute push&pop instructions in parall. */
if ((insn_type == TYPE_PUSH || insn_type == TYPE_POP)
&& (dep_insn_type == TYPE_PUSH || dep_insn_type == TYPE_POP))
......
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