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| author | Roman Divacky <rdivacky@freebsd.org> | 2012-09-24 20:47:19 +0000 |
|---|---|---|
| committer | Roman Divacky <rdivacky@freebsd.org> | 2012-09-24 20:47:19 +0000 |
| commit | 5236ab3fdd4ce9b9990ef58cd8fac695cfbd0eaf (patch) | |
| tree | 11864a89b2da901177ec57e5f413de2ad2618cf8 /lib/Target/PowerPC | |
| parent | 00796a1b15a83247e19c2445a6ff7a31e72299a4 (diff) | |
| download | external_llvm-5236ab3fdd4ce9b9990ef58cd8fac695cfbd0eaf.zip external_llvm-5236ab3fdd4ce9b9990ef58cd8fac695cfbd0eaf.tar.gz external_llvm-5236ab3fdd4ce9b9990ef58cd8fac695cfbd0eaf.tar.bz2 | |
Specify MachinePointerInfo as refering to the argument value and offset of the
store when handling byval arguments. Thus preventing reordering of the store
with load with post-RA scheduler.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@164553 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/PowerPC')
| -rw-r--r-- | lib/Target/PowerPC/PPCISelLowering.cpp | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp index 2e8fa18..239aa2b 100644 --- a/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/lib/Target/PowerPC/PPCISelLowering.cpp @@ -2048,7 +2048,8 @@ PPCTargetLowering::LowerFormalArguments_Darwin_Or_64SVR4( SmallVector<SDValue, 8> MemOps; unsigned nAltivecParamsAtEnd = 0; - for (unsigned ArgNo = 0, e = Ins.size(); ArgNo != e; ++ArgNo) { + Function::const_arg_iterator FuncArg = MF.getFunction()->arg_begin(); + for (unsigned ArgNo = 0, e = Ins.size(); ArgNo != e; ++ArgNo, ++FuncArg) { SDValue ArgVal; bool needsLoad = false; EVT ObjectVT = Ins[ArgNo].VT; @@ -2103,7 +2104,8 @@ PPCTargetLowering::LowerFormalArguments_Darwin_Or_64SVR4( EVT ObjType = (ObjSize == 1 ? MVT::i8 : (ObjSize == 2 ? MVT::i16 : MVT::i32)); SDValue Store = DAG.getTruncStore(Val.getValue(1), dl, Val, FIN, - MachinePointerInfo(), + MachinePointerInfo(FuncArg, + CurArgOffset), ObjType, false, false, 0); MemOps.push_back(Store); ++GPR_idx; @@ -2136,7 +2138,7 @@ PPCTargetLowering::LowerFormalArguments_Darwin_Or_64SVR4( } SDValue Store = DAG.getStore(Val.getValue(1), dl, Shifted, FIN, - MachinePointerInfo(), + MachinePointerInfo(FuncArg, ArgOffset), false, false, 0); MemOps.push_back(Store); ++GPR_idx; |