Perform cheap checks first.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60689 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2008-12-08 06:52:43 +00:00
parent 0a3ba71a05
commit dda346aa71

View File

@ -40,6 +40,8 @@ bool X86Subtarget::GVRequiresExtraLoad(const GlobalValue* GV,
if (TM.getRelocationModel() != Reloc::Static &&
TM.getCodeModel() != CodeModel::Large) {
if (isTargetDarwin()) {
if (!isDirectCall)
return false;
bool isDecl = GV->isDeclaration() && !GV->hasNotBeenReadFromBitcode();
if (GV->hasHiddenVisibility() &&
(Is64Bit || (!isDecl && !GV->hasCommonLinkage())))
@ -47,7 +49,7 @@ bool X86Subtarget::GVRequiresExtraLoad(const GlobalValue* GV,
// target is x86-64 or the symbol is definitely defined in the current
// translation unit.
return false;
return !isDirectCall && (isDecl || GV->mayBeOverridden());
return isDecl || GV->mayBeOverridden();
} else if (isTargetELF()) {
// Extra load is needed for all externally visible.
if (isDirectCall)