maxjhandsome
/
llvm-project
forked from OSchip/llvm-project
1
0
Fork 0
Code Issues Pull Requests Packages Releases Wiki Activity

[AArch64][RegisterBankInfo] Use the generic implementation of copyCost. 

Long term we may want to give high cost at FPR to/from GPR copies.

llvm-svn: 272086
This commit is contained in:
Quentin Colombet 2016-06-08 01:24:00 +00:00
parent a06ac07165
commit a4ac7cdac2
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
llvm/lib/Target/AArch64/AArch64RegisterBankInfo.cpp
View File

@ -71,7 +71,8 @@ unsigned AArch64RegisterBankInfo::copyCost(const RegisterBank &A,
// Will introduce other hooks for different size:
// * extract cost.
// * build_sequence cost.
return 0;
// TODO: Add more accurate cost for FPR to/from GPR.
return RegisterBankInfo::copyCost(A, B, Size);
}
const RegisterBank &AArch64RegisterBankInfo::getRegBankFromRegClass(