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| author | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-24 02:10:54 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2012-10-24 02:10:54 +0000 |
| commit | 2ef5bd3ba685704bc9c0d03654cb0b7fd1b071e6 (patch) | |
| tree | 76dce9644a8a9bed31bdacd2ad364fb76646af50 /lib/Target/Mips | |
| parent | 847a9c6d778b3209683a92fcb37708b2e8b08f3f (diff) | |
| download | llvm-2ef5bd3ba685704bc9c0d03654cb0b7fd1b071e6.tar.gz llvm-2ef5bd3ba685704bc9c0d03654cb0b7fd1b071e6.tar.bz2 llvm-2ef5bd3ba685704bc9c0d03654cb0b7fd1b071e6.tar.xz | |
[mips] Make sure sret argument is returned in register V0.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166539 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips')
| -rw-r--r-- | lib/Target/Mips/MipsISelLowering.cpp | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/lib/Target/Mips/MipsISelLowering.cpp b/lib/Target/Mips/MipsISelLowering.cpp index 5cc9662864..91bb0373b7 100644 --- a/lib/Target/Mips/MipsISelLowering.cpp +++ b/lib/Target/Mips/MipsISelLowering.cpp @@ -3539,10 +3539,11 @@ MipsTargetLowering::LowerReturn(SDValue Chain, if (!Reg) llvm_unreachable("sret virtual register not created in the entry block"); SDValue Val = DAG.getCopyFromReg(Chain, dl, Reg, getPointerTy()); + unsigned V0 = IsN64 ? Mips::V0_64 : Mips::V0; - Chain = DAG.getCopyToReg(Chain, dl, IsN64 ? Mips::V0_64 : Mips::V0, Val, - Flag); + Chain = DAG.getCopyToReg(Chain, dl, V0, Val, Flag); Flag = Chain.getValue(1); + MF.getRegInfo().addLiveOut(V0); } // Return on Mips is always a "jr $ra" |