diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Target/PowerPC/PPCISelLowering.cpp | 5 | ||||
| -rw-r--r-- | llvm/test/CodeGen/PowerPC/ifunc.ll | 25 |
2 files changed, 28 insertions, 2 deletions
diff --git a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp index 3062dbb655f..ad7c9ea4e6c 100644 --- a/llvm/lib/Target/PowerPC/PPCISelLowering.cpp +++ b/llvm/lib/Target/PowerPC/PPCISelLowering.cpp @@ -5102,9 +5102,10 @@ static SDValue transformCallee(const SDValue &Callee, SelectionDAG &DAG, auto isLocalCallee = [&]() { const GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee); const Module *Mod = DAG.getMachineFunction().getFunction().getParent(); + const GlobalValue *GV = G ? G->getGlobal() : nullptr; - return DAG.getTarget().shouldAssumeDSOLocal(*Mod, - G ? G->getGlobal() : nullptr); + return DAG.getTarget().shouldAssumeDSOLocal(*Mod, GV) && + !dyn_cast_or_null<GlobalIFunc>(GV); }; // The PLT is only used in 32-bit ELF PIC mode. Attempting to use the PLT in diff --git a/llvm/test/CodeGen/PowerPC/ifunc.ll b/llvm/test/CodeGen/PowerPC/ifunc.ll new file mode 100644 index 00000000000..a964a2bac1c --- /dev/null +++ b/llvm/test/CodeGen/PowerPC/ifunc.ll @@ -0,0 +1,25 @@ +; RUN: llc %s -o - -mtriple=powerpc | FileCheck --check-prefix=REL %s +; RUN: llc %s -o - -mtriple=powerpc -relocation-model=pic | FileCheck --check-prefix=PLTREL %s +; RUN: llc %s -o - -mtriple=powerpc64 | FileCheck --check-prefix=REL %s +; RUN: llc %s -o - -mtriple=powerpc64 -relocation-model=pic | FileCheck --check-prefix=REL %s + +@ifunc1 = dso_local ifunc void(), i8*()* @resolver +@ifunc2 = ifunc void(), i8*()* @resolver + +define i8* @resolver() { ret i8* null } + +define void @foo() #0 { + ; REL: bl ifunc1{{$}} + ; REL: bl ifunc2{{$}} + ; PLTREL: bl ifunc1@PLT+32768 + ; PLTREL: bl ifunc2@PLT+32768 + call void @ifunc1() + call void @ifunc2() + ret void +} + +;; Use Secure PLT ABI for PPC32. +attributes #0 = { "target-features"="+secure-plt" } + +!llvm.module.flags = !{!0} +!0 = !{i32 1, !"PIC Level", i32 2} |
