diff options
| -rw-r--r-- | llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp b/llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp index 90faa42010e..f3ef78384fb 100644 --- a/llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp +++ b/llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp @@ -248,20 +248,13 @@ AArch64RegisterBankInfo::getInstrAlternativeMappings( /*NumOperands*/ 3); InstructionMapping FPRMapping(/*ID*/ 2, /*Cost*/ 1, nullptr, /*NumOperands*/ 3); - GPRMapping.setOperandsMapping(getOperandsMapping( - {&AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstGPR], - &AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstGPR], - &AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstGPR]})); - FPRMapping.setOperandsMapping(getOperandsMapping( - {&AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstFPR], - &AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstFPR], - &AArch64::ValMappings[AArch64::getRegBankBaseIdx(Size) + - AArch64::FirstFPR]})); + unsigned RBIdx = AArch64::getRegBankBaseIdx(Size); + GPRMapping.setOperandsMapping( + &AArch64::ValMappings[AArch64::First3OpsIdx + + (RBIdx + AArch64::FirstGPR) * 3]); + FPRMapping.setOperandsMapping( + &AArch64::ValMappings[AArch64::First3OpsIdx + + (RBIdx + AArch64::FirstFPR) * 3]); AltMappings.emplace_back(std::move(GPRMapping)); AltMappings.emplace_back(std::move(FPRMapping)); return AltMappings; |
