RPCSX/llvm
1
0
Fork 0
mirror of https://github.com/RPCSX/llvm.git synced 2025-04-04 01:01:37 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Avoid a load for local functions.

Browse Source 
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@271437 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Rafael Espindola 2016-06-01 21:57:11 +00:00
parent 7cff23cad5
commit 2f6da59b68
2 changed files with 17 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
lib/Target/ARM/ARMISelLowering.cpp
View File

@ -1844,8 +1844,13 @@ ARMTargetLowering::LowerCall(TargetLowering::CallLoweringInfo &CLI,
const GlobalValue *GV = G->getGlobal();
isDirect = true;
bool isDef = GV->isStrongDefinitionForLinker();
bool isStub = (!isDef && Subtarget->isTargetMachO()) &&
getTargetMachine().getRelocationModel() != Reloc::Static;
const TargetMachine &TM = getTargetMachine();
Reloc::Model RM = TM.getRelocationModel();
const Triple &TargetTriple = TM.getTargetTriple();
bool isStub =
!shouldAssumeDSOLocal(RM, TargetTriple, *GV->getParent(), GV) &&
Subtarget->isTargetMachO();
isARMFunc = !Subtarget->isThumb() || (isStub && !Subtarget->isMClass());
// ARM call to a local ARM function is predicable.
isLocalARMFunc = !Subtarget->isThumb() && (isDef || !ARMInterworking);

10
test/CodeGen/ARM/thumb-stub.ll Normal file
View File

@ -0,0 +1,10 @@
; RUN: llc -relocation-model=pic -mtriple=thumb-apple-darwin < %s | FileCheck %s
declare hidden void @f()
; CHECK: bl _f
define void @g() {
call void @f()
ret void
}