diff options
Diffstat (limited to 'llvm/lib/Target/AArch64/AArch64Features.td')
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64Features.td | 31 |
1 files changed, 20 insertions, 11 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64Features.td b/llvm/lib/Target/AArch64/AArch64Features.td index c1c1f0a1024d..46f5f0c1ca9d 100644 --- a/llvm/lib/Target/AArch64/AArch64Features.td +++ b/llvm/lib/Target/AArch64/AArch64Features.td @@ -621,25 +621,30 @@ def FeatureZCRegMoveGPR64 : SubtargetFeature<"zcm-gpr64", "HasZeroCycleRegMoveGP def FeatureZCRegMoveGPR32 : SubtargetFeature<"zcm-gpr32", "HasZeroCycleRegMoveGPR32", "true", "Has zero-cycle register moves for GPR32 registers">; +def FeatureZCRegMoveFPR128 : SubtargetFeature<"zcm-fpr128", "HasZeroCycleRegMoveFPR128", "true", + "Has zero-cycle register moves for FPR128 registers">; + def FeatureZCRegMoveFPR64 : SubtargetFeature<"zcm-fpr64", "HasZeroCycleRegMoveFPR64", "true", "Has zero-cycle register moves for FPR64 registers">; def FeatureZCRegMoveFPR32 : SubtargetFeature<"zcm-fpr32", "HasZeroCycleRegMoveFPR32", "true", "Has zero-cycle register moves for FPR32 registers">; -def FeatureZCZeroingGP : SubtargetFeature<"zcz-gp", "HasZeroCycleZeroingGP", "true", - "Has zero-cycle zeroing instructions for generic registers">; +def FeatureZCZeroingGPR64 : SubtargetFeature<"zcz-gpr64", "HasZeroCycleZeroingGPR64", "true", + "Has zero-cycle zeroing instructions for GPR64 registers">; + +def FeatureZCZeroingGPR32 : SubtargetFeature<"zcz-gpr32", "HasZeroCycleZeroingGPR32", "true", + "Has zero-cycle zeroing instructions for GPR32 registers">; + +def FeatureZCZeroingFPR128 : SubtargetFeature<"zcz-fpr128", "HasZeroCycleZeroingFPR128", "true", + "Has zero-cycle zeroing instructions for FPR128 registers">; // It is generally beneficial to rewrite "fmov s0, wzr" to "movi d0, #0". // as movi is more efficient across all cores. Newer cores can eliminate // fmovs early and there is no difference with movi, but this not true for // all implementations. -def FeatureNoZCZeroingFP : SubtargetFeature<"no-zcz-fp", "HasZeroCycleZeroingFP", "false", - "Has no zero-cycle zeroing instructions for FP registers">; - -def FeatureZCZeroing : SubtargetFeature<"zcz", "HasZeroCycleZeroing", "true", - "Has zero-cycle zeroing instructions", - [FeatureZCZeroingGP]>; +def FeatureNoZCZeroingFPR64 : SubtargetFeature<"no-zcz-fpr64", "HasZeroCycleZeroingFPR64", "false", + "Has no zero-cycle zeroing instructions for FPR64 registers">; /// ... but the floating-point version doesn't quite work in rare cases on older /// CPUs. @@ -730,9 +735,13 @@ def FeatureFuseArithmeticLogic : SubtargetFeature< "fuse-arith-logic", "HasFuseArithmeticLogic", "true", "CPU fuses arithmetic and logic operations">; -def FeatureFuseCCSelect : SubtargetFeature< - "fuse-csel", "HasFuseCCSelect", "true", - "CPU fuses conditional select operations">; +def FeatureFuseCmpCSel : SubtargetFeature< + "fuse-csel", "HasFuseCmpCSel", "true", + "CPU can fuse CMP and CSEL operations">; + +def FeatureFuseCmpCSet : SubtargetFeature< + "fuse-cset", "HasFuseCmpCSet", "true", + "CPU can fuse CMP and CSET operations">; def FeatureFuseCryptoEOR : SubtargetFeature< "fuse-crypto-eor", "HasFuseCryptoEOR", "true", |