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Reapply address space patch after fixing an issue in MemCopyOptimizer.

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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)


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@100191 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Mon P Wang
2010-04-02 18:04:15 +00:00
parent a6194b3a2a
commit e33c848fa4
28 changed files with 314 additions and 143 deletions
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lib/Target/PowerPC/PPCISelLowering.cpp
+1 -1
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@@ -2392,7 +2392,7 @@ 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(),
false, NULL, 0, NULL, 0);
false, false, NULL, 0, NULL, 0);
}
/// LowerMemOpCallTo - Store the argument to the stack or remember it in case of