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fix non-enzyme builds

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This commit is contained in:
Manuel Drehwald
2025-02-07 22:27:46 -05:00
parent a6e55271fb
commit 21d096184e
3 changed files with 14 additions and 8 deletions
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4
compiler/rustc_codegen_llvm/src/back/write.rs
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@@ -551,11 +551,12 @@ pub(crate) unsafe fn llvm_optimize(
let vectorize_slp;
let vectorize_loop;
let run_enzyme = cfg!(llvm_enzyme);
// When we build rustc with enzyme/autodiff support, we want to postpone size-increasing
// optimizations until after differentiation. FIXME(ZuseZ4): Before shipping on nightly,
// we should make this more granular, or at least check that the user has at least one autodiff
// call in their code, to justify altering the compilation pipeline.
if skip_size_increasing_opts && cfg!(llvm_enzyme) {
if skip_size_increasing_opts && run_enzyme {
unroll_loops = false;
vectorize_slp = false;
vectorize_loop = false;
@@ -633,6 +634,7 @@ pub(crate) unsafe fn llvm_optimize(
vectorize_loop,
config.no_builtins,
config.emit_lifetime_markers,
run_enzyme,
sanitizer_options.as_ref(),
pgo_gen_path.as_ref().map_or(std::ptr::null(), |s| s.as_ptr()),
pgo_use_path.as_ref().map_or(std::ptr::null(), |s| s.as_ptr()),