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[Patch AArch64] Add rcpc extension

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gcc/

	* config/aarch64/aarch64-option-extensions.def (rcpc): New.
	* config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.

From-SVN: r249414
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James Greenhalgh 2017-06-20 14:49:13 +00:00 • committed by James Greenhalgh
parent 849ef9cac7
commit 78295effad
3 changed files with 9 additions and 0 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-option-extensions.def (rcpc): New.
* config/aarch64/aarch64.h (AARCH64_FL_RCPC): New.
2017-06-20 James Greenhalgh <james.greenhalgh@arm.com>
* config/aarch64/aarch64-option-extensions.def (fp16): Fix expected

3
gcc/config/aarch64/aarch64-option-extensions.def
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@ -60,4 +60,7 @@ AARCH64_OPT_EXTENSION("lse", AARCH64_FL_LSE, 0, 0, "atomics")
Disabling "fp16" just disables "fp16". */
AARCH64_OPT_EXTENSION("fp16", AARCH64_FL_F16, AARCH64_FL_FP, 0, "fphp asimdhp")
/* Enabling or disabling "rcpc" only changes "rcpc". */
AARCH64_OPT_EXTENSION("rcpc", AARCH64_FL_RCPC, 0, 0, "lrcpc")
#undef AARCH64_OPT_EXTENSION

1
gcc/config/aarch64/aarch64.h
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@ -140,6 +140,7 @@ extern unsigned aarch64_architecture_version;
#define AARCH64_FL_F16 (1 << 9) /* Has ARMv8.2-A FP16 extensions. */
/* ARMv8.3-A architecture extensions. */
#define AARCH64_FL_V8_3 (1 << 10) /* Has ARMv8.3-A features. */
#define AARCH64_FL_RCPC (1 << 11) /* Has support for RCpc model. */
/* Has FP and SIMD. */
#define AARCH64_FL_FPSIMD (AARCH64_FL_FP | AARCH64_FL_SIMD)