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| author | Eli Friedman <eli.friedman@gmail.com> | 2011-04-28 20:19:12 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2011-04-28 20:19:12 +0000 |
| commit | d227eedf8270f816270259742c17685f59044a22 (patch) | |
| tree | 7eb932ff9fb84c6fc55dd175bdced0cc85dcd1ff /lib/Target/X86 | |
| parent | e12d58362176a7ea7ead7afa157194c18359499f (diff) | |
| download | external_llvm-d227eedf8270f816270259742c17685f59044a22.zip external_llvm-d227eedf8270f816270259742c17685f59044a22.tar.gz external_llvm-d227eedf8270f816270259742c17685f59044a22.tar.bz2 | |
fast-isel sret calls, try 2. We actually do need to do something on x86-32. rdar://problem/9303592 .
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@130429 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86')
| -rw-r--r-- | lib/Target/X86/X86FastISel.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/lib/Target/X86/X86FastISel.cpp b/lib/Target/X86/X86FastISel.cpp index 82ed9ba..1382f18 100644 --- a/lib/Target/X86/X86FastISel.cpp +++ b/lib/Target/X86/X86FastISel.cpp @@ -1618,7 +1618,6 @@ bool X86FastISel::X86SelectCall(const Instruction *I) { // FIXME: Only handle *easy* calls for now. if (CS.paramHasAttr(AttrInd, Attribute::InReg) || - CS.paramHasAttr(AttrInd, Attribute::StructRet) || CS.paramHasAttr(AttrInd, Attribute::Nest) || CS.paramHasAttr(AttrInd, Attribute::ByVal)) return false; @@ -1811,8 +1810,11 @@ bool X86FastISel::X86SelectCall(const Instruction *I) { // Issue CALLSEQ_END unsigned AdjStackUp = TM.getRegisterInfo()->getCallFrameDestroyOpcode(); + unsigned NumBytesCallee = 0; + if (!Subtarget->is64Bit() && CS.paramHasAttr(1, Attribute::StructRet)) + NumBytesCallee = 4; BuildMI(*FuncInfo.MBB, FuncInfo.InsertPt, DL, TII.get(AdjStackUp)) - .addImm(NumBytes).addImm(0); + .addImm(NumBytes).addImm(NumBytesCallee); // Now handle call return value (if any). SmallVector<unsigned, 4> UsedRegs; |