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| author | Hans Wennborg <hans@hanshq.net> | 2018-02-23 13:46:25 +0000 |
|---|---|---|
| committer | Hans Wennborg <hans@hanshq.net> | 2018-02-23 13:46:25 +0000 |
| commit | 89c35fc44daf4b0a3608da50caaf8ec972565189 (patch) | |
| tree | a108f6b19465d21ba7f71b76d588faabb9790e44 /llvm/lib/Target/X86/X86ISelLowering.cpp | |
| parent | c30034e574fb9543fcb37f0e899f254893f5a69b (diff) | |
| download | bcm5719-llvm-89c35fc44daf4b0a3608da50caaf8ec972565189.tar.gz bcm5719-llvm-89c35fc44daf4b0a3608da50caaf8ec972565189.zip | |
Support for the mno-stack-arg-probe flag
Adds support for this flag. There is also another piece for clang
(separate review). More info:
https://bugs.llvm.org/show_bug.cgi?id=36221
By Ruslan Nikolaev!
Differential Revision: https://reviews.llvm.org/D43107
llvm-svn: 325900
Diffstat (limited to 'llvm/lib/Target/X86/X86ISelLowering.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86ISelLowering.cpp | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/llvm/lib/Target/X86/X86ISelLowering.cpp b/llvm/lib/Target/X86/X86ISelLowering.cpp index 0f9f9bf1b83..e0767c856f2 100644 --- a/llvm/lib/Target/X86/X86ISelLowering.cpp +++ b/llvm/lib/Target/X86/X86ISelLowering.cpp @@ -39186,7 +39186,8 @@ StringRef X86TargetLowering::getStackProbeSymbolName(MachineFunction &MF) const // Generally, if we aren't on Windows, the platform ABI does not include // support for stack probes, so don't emit them. - if (!Subtarget.isOSWindows() || Subtarget.isTargetMachO()) + if (!Subtarget.isOSWindows() || Subtarget.isTargetMachO() || + MF.getFunction().hasFnAttribute("no-stack-arg-probe")) return ""; // We need a stack probe to conform to the Windows ABI. Choose the right |
