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| author | Evan Cheng <evan.cheng@apple.com> | 2010-02-06 03:28:46 +0000 |
|---|---|---|
| committer | Evan Cheng <evan.cheng@apple.com> | 2010-02-06 03:28:46 +0000 |
| commit | f22f9b35d6e6444028ed288bfae526f53740b5c1 (patch) | |
| tree | c276c6e63fd5d9948bf7bef438ce697af69738bd /lib/Target/X86/X86MachineFunctionInfo.h | |
| parent | a65aa0f0bba1ef2322d63d05c074a92168684c63 (diff) | |
| download | llvm-f22f9b35d6e6444028ed288bfae526f53740b5c1.tar.gz llvm-f22f9b35d6e6444028ed288bfae526f53740b5c1.tar.bz2 llvm-f22f9b35d6e6444028ed288bfae526f53740b5c1.tar.xz | |
Do not emit callseq instructions around sibcalls. This eliminated some unnecessary stack adjustments.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95475 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target/X86/X86MachineFunctionInfo.h')
| -rw-r--r-- | lib/Target/X86/X86MachineFunctionInfo.h | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/lib/Target/X86/X86MachineFunctionInfo.h b/lib/Target/X86/X86MachineFunctionInfo.h index fafcf7e3d7..bb53bf14ce 100644 --- a/lib/Target/X86/X86MachineFunctionInfo.h +++ b/lib/Target/X86/X86MachineFunctionInfo.h @@ -48,9 +48,8 @@ class X86MachineFunctionInfo : public MachineFunctionInfo { /// ReturnAddrIndex - FrameIndex for return slot. int ReturnAddrIndex; - /// TailCallReturnAddrDelta - Delta the ReturnAddr stack slot is moved - /// Used for creating an area before the register spill area on the stack - /// the returnaddr can be savely move to this area + /// TailCallReturnAddrDelta - The number of bytes by which return address + /// stack slot is moved as the result of tail call optimization. int TailCallReturnAddrDelta; /// SRetReturnReg - Some subtargets require that sret lowering includes |