diff options
| author | Mon P Wang <wangmp@apple.com> | 2010-03-30 20:55:56 +0000 |
|---|---|---|
| committer | Mon P Wang <wangmp@apple.com> | 2010-03-30 20:55:56 +0000 |
| commit | 808bab0169ab7d2e8dfdc72dd2c991cd8ff2396d (patch) | |
| tree | 38c7008c1e4c69ab277cae82ffd341ce3eca121f /lib/Target/X86/X86ISelLowering.cpp | |
| parent | 04e3b1ef788cfac266896c6e89050c4ff60114e2 (diff) | |
Added support for address spaces and added a isVolatile field to memcpy, memmove, and memset,
e.g., llvm.memcpy.i32(i8*, i8*, i32, i32) -> llvm.memcpy.p0i8.p0i8.i32(i8*, i8*, i32, i32, i1)
A update of langref will occur in a subsequent checkin.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99928 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 14 |
1 files changed, 8 insertions, 6 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index b94f76efa6..2cfd2d4db6 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -1422,7 +1422,8 @@ CreateCopyOfByValArgument(SDValue Src, SDValue Dst, SDValue Chain, DebugLoc dl) { SDValue SizeNode = DAG.getConstant(Flags.getByValSize(), MVT::i32); return DAG.getMemcpy(Chain, dl, Dst, Src, SizeNode, Flags.getByValAlign(), - /*AlwaysInline=*/true, NULL, 0, NULL, 0); + /*isVolatile*/false, /*AlwaysInline=*/true, + NULL, 0, NULL, 0); } /// IsTailCallConvention - Return true if the calling convention is one that @@ -6539,6 +6540,7 @@ X86TargetLowering::EmitTargetCodeForMemset(SelectionDAG &DAG, DebugLoc dl, SDValue Chain, SDValue Dst, SDValue Src, SDValue Size, unsigned Align, + bool isVolatile, const Value *DstSV, uint64_t DstSVOff) { ConstantSDNode *ConstantSize = dyn_cast<ConstantSDNode>(Size); @@ -6667,7 +6669,7 @@ X86TargetLowering::EmitTargetCodeForMemset(SelectionDAG &DAG, DebugLoc dl, DAG.getConstant(Offset, AddrVT)), Src, DAG.getConstant(BytesLeft, SizeVT), - Align, DstSV, DstSVOff + Offset); + Align, isVolatile, DstSV, DstSVOff + Offset); } // TODO: Use a Tokenfactor, as in memcpy, instead of a single chain. @@ -6678,7 +6680,7 @@ SDValue X86TargetLowering::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl, SDValue Chain, SDValue Dst, SDValue Src, SDValue Size, unsigned Align, - bool AlwaysInline, + bool isVolatile, bool AlwaysInline, const Value *DstSV, uint64_t DstSVOff, const Value *SrcSV, uint64_t SrcSVOff) { // This requires the copy size to be a constant, preferrably @@ -6737,7 +6739,7 @@ X86TargetLowering::EmitTargetCodeForMemcpy(SelectionDAG &DAG, DebugLoc dl, DAG.getNode(ISD::ADD, dl, SrcVT, Src, DAG.getConstant(Offset, SrcVT)), DAG.getConstant(BytesLeft, SizeVT), - Align, AlwaysInline, + Align, isVolatile, AlwaysInline, DstSV, DstSVOff + Offset, SrcSV, SrcSVOff + Offset)); } @@ -6820,8 +6822,8 @@ SDValue X86TargetLowering::LowerVACOPY(SDValue Op, SelectionDAG &DAG) { DebugLoc dl = Op.getDebugLoc(); return DAG.getMemcpy(Chain, dl, DstPtr, SrcPtr, - DAG.getIntPtrConstant(24), 8, false, - DstSV, 0, SrcSV, 0); + DAG.getIntPtrConstant(24), 8, /*isVolatile*/false, + false, DstSV, 0, SrcSV, 0); } SDValue |