================
@@ -193,6 +193,58 @@ struct MemOp {
}
};
+class LibcallLoweringInfo {
+private:
+ LLVM_ABI const RTLIB::RuntimeLibcallsInfo &RTLCI;
+ /// Stores the implementation choice for each each libcall.
+ LLVM_ABI RTLIB::LibcallImpl LibcallImpls[RTLIB::UNKNOWN_LIBCALL + 1] = {
+ RTLIB::Unsupported};
+
+public:
+ LLVM_ABI LibcallLoweringInfo(const RTLIB::RuntimeLibcallsInfo &RTLCI);
+
+ /// Get the libcall routine name for the specified libcall.
+ // FIXME: This should be removed. Only LibcallImpl should have a name.
+ LLVM_ABI const char *getLibcallName(RTLIB::Libcall Call) const {
+ // FIXME: Return StringRef
+ return RTLIB::RuntimeLibcallsInfo::getLibcallImplName(LibcallImpls[Call])
+ .data();
+ }
+
+ /// Return the lowering's selection of implementation call for \p Call
+ LLVM_ABI RTLIB::LibcallImpl getLibcallImpl(RTLIB::Libcall Call) const {
+ return LibcallImpls[Call];
+ }
+
+ /// Rename the default libcall routine name for the specified libcall.
+ LLVM_ABI void setLibcallImpl(RTLIB::Libcall Call, RTLIB::LibcallImpl Impl) {
+ LibcallImpls[Call] = Impl;
+ }
+
+ // FIXME: Remove this wrapper in favor of directly using
+ // getLibcallImplCallingConv
+ LLVM_ABI CallingConv::ID getLibcallCallingConv(RTLIB::Libcall Call) const {
+ return RTLCI.LibcallImplCallingConvs[LibcallImpls[Call]];
----------------
arsenm wrote:
This is moving code, I don't want to mix other style changes in
https://github.com/llvm/llvm-project/pull/164987
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