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| author | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-11-15 01:34:59 +0000 |
|---|---|---|
| committer | Matt Arsenault <Matthew.Arsenault@amd.com> | 2013-11-15 01:34:59 +0000 |
| commit | 59d3ae6cdc4316ad338cd848251f33a236ccb36c (patch) | |
| tree | aec8d2396d4a436295845b109fb15b73279a2186 /lib/Target/X86/X86ISelLowering.cpp | |
| parent | 2b7fef0ad4bfaaf9fd41cda5abda35aab701b598 (diff) | |
| download | external_llvm-59d3ae6cdc4316ad338cd848251f33a236ccb36c.zip external_llvm-59d3ae6cdc4316ad338cd848251f33a236ccb36c.tar.gz external_llvm-59d3ae6cdc4316ad338cd848251f33a236ccb36c.tar.bz2 | |
Add addrspacecast instruction.
Patch by Michele Scandale!
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194760 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | lib/Target/X86/X86ISelLowering.cpp | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/lib/Target/X86/X86ISelLowering.cpp b/lib/Target/X86/X86ISelLowering.cpp index a878ea8..aa96420 100644 --- a/lib/Target/X86/X86ISelLowering.cpp +++ b/lib/Target/X86/X86ISelLowering.cpp @@ -92,7 +92,7 @@ static SDValue ExtractSubVector(SDValue Vec, unsigned IdxVal, VecIdx); return Result; - + } /// Generate a DAG to grab 128-bits from a vector > 128 bits. This /// sets things up to match to an AVX VEXTRACTF128 / VEXTRACTI128 @@ -1765,6 +1765,13 @@ bool X86TargetLowering::getStackCookieLocation(unsigned &AddressSpace, return true; } +bool X86TargetLowering::isNoopAddrSpaceCast(unsigned SrcAS, + unsigned DestAS) const { + assert(SrcAS != DestAS && "Expected different address spaces!"); + + return SrcAS < 256 && DestAS < 256; +} + //===----------------------------------------------------------------------===// // Return Value Calling Convention Implementation //===----------------------------------------------------------------------===// |