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Fix for LLVM22 making lowering decisions dependent on RuntimeLibraryInfo.

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LLVM reference commit:
04c81a9973.
This commit is contained in:
Alina Sbirlea 2025-12-04 20:21:49 +00:00
parent 29e035e172
commit ad73972e99
3 changed files with 13 additions and 2 deletions
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12
compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp
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@ -6,6 +6,9 @@
#include "llvm/ADT/SmallVector.h"
#include "llvm/Analysis/Lint.h"
#include "llvm/Analysis/TargetLibraryInfo.h"
#if LLVM_VERSION_GE(22, 0)
#include "llvm/Analysis/RuntimeLibcallInfo.h"
#endif
#include "llvm/Bitcode/BitcodeWriter.h"
#include "llvm/Bitcode/BitcodeWriterPass.h"
#include "llvm/CodeGen/CommandFlags.h"
@ -379,13 +382,20 @@ extern "C" LLVMTargetMachineRef LLVMRustCreateTargetMachine(
// Unfortunately, the LLVM C API doesn't provide a way to create the
// TargetLibraryInfo pass, so we use this method to do so.
extern "C" void LLVMRustAddLibraryInfo(LLVMPassManagerRef PMR, LLVMModuleRef M,
extern "C" void LLVMRustAddLibraryInfo(LLVMTargetMachineRef T,
LLVMPassManagerRef PMR, LLVMModuleRef M,
bool DisableSimplifyLibCalls) {
auto TargetTriple = Triple(unwrap(M)->getTargetTriple());
TargetOptions *Options = &unwrap(T)->Options;
auto TLII = TargetLibraryInfoImpl(TargetTriple);
if (DisableSimplifyLibCalls)
TLII.disableAllFunctions();
unwrap(PMR)->add(new TargetLibraryInfoWrapperPass(TLII));
#if LLVM_VERSION_GE(22, 0)
unwrap(PMR)->add(new RuntimeLibraryInfoWrapper(
TargetTriple, Options->ExceptionModel, Options->FloatABIType,
Options->EABIVersion, Options->MCOptions.ABIName, Options->VecLib));
#endif
}
extern "C" void LLVMRustSetLLVMOptions(int Argc, char **Argv) {