diff options
Diffstat (limited to 'llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp')
| -rw-r--r-- | llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp | 21 |
1 files changed, 11 insertions, 10 deletions
diff --git a/llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp b/llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp index d71f728..085c8588 100644 --- a/llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp +++ b/llvm/lib/Target/AArch64/Utils/AArch64SMEAttributes.cpp @@ -75,8 +75,8 @@ SMEAttrs::SMEAttrs(const AttributeList &Attrs) { } void SMEAttrs::addKnownFunctionAttrs(StringRef FuncName, - const AArch64TargetLowering &TLI) { - RTLIB::LibcallImpl Impl = TLI.getSupportedLibcallImpl(FuncName); + const RTLIB::RuntimeLibcallsInfo &RTLCI) { + RTLIB::LibcallImpl Impl = RTLCI.getSupportedLibcallImpl(FuncName); if (Impl == RTLIB::Unsupported) return; unsigned KnownAttrs = SMEAttrs::Normal; @@ -124,21 +124,22 @@ bool SMECallAttrs::requiresSMChange() const { return true; } -SMECallAttrs::SMECallAttrs(const CallBase &CB, const AArch64TargetLowering *TLI) +SMECallAttrs::SMECallAttrs(const CallBase &CB, + const RTLIB::RuntimeLibcallsInfo *RTLCI) : CallerFn(*CB.getFunction()), CalledFn(SMEAttrs::Normal), Callsite(CB.getAttributes()), IsIndirect(CB.isIndirectCall()) { if (auto *CalledFunction = CB.getCalledFunction()) - CalledFn = SMEAttrs(*CalledFunction, TLI); - - // An `invoke` of an agnostic ZA function may not return normally (it may - // resume in an exception block). In this case, it acts like a private ZA - // callee and may require a ZA save to be set up before it is called. - if (isa<InvokeInst>(CB)) - CalledFn.set(SMEAttrs::ZA_State_Agnostic, /*Enable=*/false); + CalledFn = SMEAttrs(*CalledFunction, RTLCI); // FIXME: We probably should not allow SME attributes on direct calls but // clang duplicates streaming mode attributes at each callsite. assert((IsIndirect || ((Callsite.withoutPerCallsiteFlags() | CalledFn) == CalledFn)) && "SME attributes at callsite do not match declaration"); + + // An `invoke` of an agnostic ZA function may not return normally (it may + // resume in an exception block). In this case, it acts like a private ZA + // callee and may require a ZA save to be set up before it is called. + if (isa<InvokeInst>(CB)) + CalledFn.set(SMEAttrs::ZA_State_Agnostic, /*Enable=*/false); } |
