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| author | Sriraman Tallam <tmsriram@google.com> | 2018-02-23 21:32:06 +0000 |
|---|---|---|
| committer | Sriraman Tallam <tmsriram@google.com> | 2018-02-23 21:32:06 +0000 |
| commit | 609f8c013c0b68ee051294f3e7ad6786d83bafac (patch) | |
| tree | 6b8f8a903e354f32b86238bc9ae1ef0dce25ad42 /llvm/lib/Target/X86/X86Subtarget.cpp | |
| parent | 80af005a485357bf87e0d58f6d4fbab1d186881b (diff) | |
| download | bcm5719-llvm-609f8c013c0b68ee051294f3e7ad6786d83bafac.tar.gz bcm5719-llvm-609f8c013c0b68ee051294f3e7ad6786d83bafac.zip | |
Intrinsics calls should avoid the PLT when "RtLibUseGOT" metadata is present.
Differential Revision: https://reviews.llvm.org/D42216
llvm-svn: 325962
Diffstat (limited to 'llvm/lib/Target/X86/X86Subtarget.cpp')
| -rw-r--r-- | llvm/lib/Target/X86/X86Subtarget.cpp | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/llvm/lib/Target/X86/X86Subtarget.cpp b/llvm/lib/Target/X86/X86Subtarget.cpp index 0a6eda7e243..c6ebaef587d 100644 --- a/llvm/lib/Target/X86/X86Subtarget.cpp +++ b/llvm/lib/Target/X86/X86Subtarget.cpp @@ -157,8 +157,11 @@ X86Subtarget::classifyGlobalFunctionReference(const GlobalValue *GV, // In Regcall calling convention those registers are used for passing // parameters. Thus we need to prevent lazy binding in Regcall. return X86II::MO_GOTPCREL; - if (F && F->hasFnAttribute(Attribute::NonLazyBind) && is64Bit()) - return X86II::MO_GOTPCREL; + // If PLT must be avoided then the call should be via GOTPCREL. + if (((F && F->hasFnAttribute(Attribute::NonLazyBind)) || + (!F && M.getRtLibUseGOT())) && + is64Bit()) + return X86II::MO_GOTPCREL; return X86II::MO_PLT; } |
