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Fix some misc. issues with Mips16 fp stubs.

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1) They should never be inlined.
2) A naming inconsistency with gcc mips16
3) Stubs should not have the global attribute



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187555 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reed Kotler
2013-08-01 02:26:31 +00:00
parent 9d45f914f0
commit f71698747e
2 changed files with 57 additions and 50 deletions
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9
lib/Target/Mips/Mips16HardFloat.cpp
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@@ -247,7 +247,7 @@ static void assureFPCallStub(Function &F, Module *M,
bool LE = Subtarget.isLittle();
std::string Name = F.getName();
std::string SectionName = ".mips16.call.fp." + Name;
std::string StubName = "__call_stub_" + Name;
std::string StubName = "__call_stub_fp_" + Name;
//
// see if we already have the stub
//
@@ -257,11 +257,13 @@ static void assureFPCallStub(Function &F, Module *M,
Function::InternalLinkage, StubName, M);
FStub->addFnAttr("mips16_fp_stub");
FStub->addFnAttr(llvm::Attribute::Naked);
FStub->addFnAttr(llvm::Attribute::NoInline);
FStub->addFnAttr(llvm::Attribute::NoUnwind);
FStub->addFnAttr("nomips16");
FStub->setSection(SectionName);
BasicBlock *BB = BasicBlock::Create(Context, "entry", FStub);
InlineAsmHelper IAH(Context, BB);
IAH.Out(".set reorder");
FPReturnVariant RV = whichFPReturnVariant(FStub->getReturnType());
FPParamVariant PV = whichFPParamVariantNeeded(F);
swapFPIntParams(PV, M, IAH, LE, true);
@@ -361,6 +363,8 @@ static bool fixupFPReturnAndCall
"__Mips16RetHelper");
A = A.addAttribute(C, AttributeSet::FunctionIndex,
Attribute::ReadNone);
A = A.addAttribute(C, AttributeSet::FunctionIndex,
Attribute::NoInline);
Value *F = (M->getOrInsertFunction(Name, A, MyVoid, T, NULL));
CallInst::Create(F, Params, "", &Inst );
} else if (const CallInst *CI = dyn_cast<CallInst>(I)) {
@@ -389,10 +393,11 @@ static void createFPFnStub(Function *F, Module *M, FPParamVariant PV,
std::string LocalName = "__fn_local_" + Name;
Function *FStub = Function::Create
(F->getFunctionType(),
Function::ExternalLinkage, StubName, M);
Function::InternalLinkage, StubName, M);
FStub->addFnAttr("mips16_fp_stub");
FStub->addFnAttr(llvm::Attribute::Naked);
FStub->addFnAttr(llvm::Attribute::NoUnwind);
FStub->addFnAttr(llvm::Attribute::NoInline);
FStub->addFnAttr("nomips16");
FStub->setSection(SectionName);
BasicBlock *BB = BasicBlock::Create(Context, "entry", FStub);