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[ARM][MVE] VFMA and VFMS validForTailPredication

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Add four instructions to the whitelist.

Differential Revision: https://reviews.llvm.org/D75902
This commit is contained in:
Sam Parker 2020-03-10 10:38:25 +00:00
parent 354d615db9
commit 74bf7f8a40
2 changed files with 5 additions and 0 deletions
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1
lib/Target/ARM/ARMInstrMVE.td
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@ -3417,6 +3417,7 @@ class MVE_VADDSUBFMA_fp<string iname, string suffix, bit size, bit bit_4,
let Inst{8} = bit_8;
let Inst{7} = Qn{3};
let Inst{4} = bit_4;
let validForTailPredication = 1;
}
def MVE_VFMAf32 : MVE_VADDSUBFMA_fp<"vfma", "f32", 0b0, 0b1, 0b0, 0b0,

4
unittests/Target/ARM/MachineInstrTest.cpp
View File

@ -145,6 +145,10 @@ TEST(MachineInstrValidTailPredication, IsCorrect) {
case MVE_VFMA_qr_Sf32:
case MVE_VFMA_qr_f16:
case MVE_VFMA_qr_f32:
case MVE_VFMAf16:
case MVE_VFMAf32:
case MVE_VFMSf16:
case MVE_VFMSf32:
case MVE_VMAXAs16:
case MVE_VMAXAs32:
case MVE_VMAXAs8: