From 5773d38c7a7d522e6d867de1e57375d129ae478e Mon Sep 17 00:00:00 2001 From: Karan Janthe Date: Mon, 30 Jun 2025 14:29:59 +0000 Subject: fix: Fix TypePrintFn flag passing for autodiff codegen Signed-off-by: Karan Janthe --- compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp') diff --git a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp index d4a05fbbbc5..7771b41bd66 100644 --- a/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp +++ b/compiler/rustc_llvm/llvm-wrapper/PassWrapper.cpp @@ -700,6 +700,10 @@ struct LLVMRustSanitizerOptions { #ifdef ENZYME extern "C" void registerEnzymeAndPassPipeline(llvm::PassBuilder &PB, /* augmentPassBuilder */ bool); + +extern "C" { +extern llvm::cl::opt EnzymeFunctionToAnalyze; +} #endif extern "C" LLVMRustResult LLVMRustOptimize( @@ -1069,6 +1073,15 @@ extern "C" LLVMRustResult LLVMRustOptimize( return LLVMRustResult::Failure; } + // Check if PrintTAFn was used and add type analysis pass if needed + if (!EnzymeFunctionToAnalyze.empty()) { + if (auto Err = PB.parsePassPipeline(MPM, "print-type-analysis")) { + std::string ErrMsg = toString(std::move(Err)); + LLVMRustSetLastError(ErrMsg.c_str()); + return LLVMRustResult::Failure; + } + } + if (PrintAfterEnzyme) { // Handle the Rust flag `-Zautodiff=PrintModAfter`. std::string Banner = "Module after EnzymeNewPM"; -- cgit 1.4.1-3-g733a5