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| author | Akira Hatanaka <ahatanaka@mips.com> | 2013-09-20 21:22:28 +0000 |
|---|---|---|
| committer | Akira Hatanaka <ahatanaka@mips.com> | 2013-09-20 21:22:28 +0000 |
| commit | 6b2448326f8faa9149616a541d4c0d72b9d526e6 (patch) | |
| tree | 6d8d3e6cf35939baa5f018166a898c03163425ac /lib/Target/Mips/MipsInstrInfo.td | |
| parent | 074e489dbc0779465cd71a2e10643c156ae5d6d7 (diff) | |
| download | llvm-6b2448326f8faa9149616a541d4c0d72b9d526e6.tar.gz llvm-6b2448326f8faa9149616a541d4c0d72b9d526e6.tar.bz2 llvm-6b2448326f8faa9149616a541d4c0d72b9d526e6.tar.xz | |
[mips] MUL should clobber HI0 and LO0.
I cannot think of a test case that reliably triggers this bug.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191109 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/Mips/MipsInstrInfo.td')
| -rw-r--r-- | lib/Target/Mips/MipsInstrInfo.td | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td index 4795969175..be6d7532a6 100644 --- a/lib/Target/Mips/MipsInstrInfo.td +++ b/lib/Target/Mips/MipsInstrInfo.td @@ -878,6 +878,7 @@ def ADDu : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, IIArith, add>, ADD_FM<0, 0x21>; def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, IIArith, sub>, ADD_FM<0, 0x23>; +let Defs = [HI0, LO0] in def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, IIImul, mul>, ADD_FM<0x1c, 2>; def ADD : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>; |