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Fix PassMode::Indirect with params

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This commit is contained in:
Antoni Boucher 2024-04-19 20:56:23 -04:00
parent ab7d138d16
commit f9a0c3fb0f
2 changed files with 12 additions and 5 deletions
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15
src/abi.rs
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@ -4,6 +4,7 @@
use rustc_codegen_ssa::traits::{AbiBuilderMethods, BaseTypeMethods}; use rustc_codegen_ssa::traits::{AbiBuilderMethods, BaseTypeMethods};
use rustc_data_structures::fx::FxHashSet; use rustc_data_structures::fx::FxHashSet;
use rustc_middle::bug; use rustc_middle::bug;
use rustc_middle::ty::layout::LayoutOf;
use rustc_middle::ty::Ty; use rustc_middle::ty::Ty;
#[cfg(feature = "master")] #[cfg(feature = "master")]
use rustc_session::config; use rustc_session::config;
@ -184,9 +185,17 @@ fn gcc_type(&self, cx: &CodegenCx<'gcc, 'tcx>) -> FnAbiGcc<'gcc> {
} }
PassMode::Indirect { attrs, meta_attrs: Some(meta_attrs), on_stack } => { PassMode::Indirect { attrs, meta_attrs: Some(meta_attrs), on_stack } => {
assert!(!on_stack); assert!(!on_stack);
let ty = // Construct the type of a (wide) pointer to `ty`, and pass its two fields.
apply_attrs(cx.type_ptr_to(arg.memory_ty(cx)), &attrs, argument_tys.len()); // Any two ABI-compatible unsized types have the same metadata type and
apply_attrs(ty, &meta_attrs, argument_tys.len()) // moreover the same metadata value leads to the same dynamic size and
// alignment, so this respects ABI compatibility.
let ptr_ty = Ty::new_mut_ptr(cx.tcx, arg.layout.ty);
let ptr_layout = cx.layout_of(ptr_ty);
let typ1 = ptr_layout.scalar_pair_element_gcc_type(cx, 0);
let typ2 = ptr_layout.scalar_pair_element_gcc_type(cx, 1);
argument_tys.push(apply_attrs(typ1, &attrs, argument_tys.len()));
argument_tys.push(apply_attrs(typ2, &meta_attrs, argument_tys.len()));
continue;
} }
}; };
argument_tys.push(arg_ty); argument_tys.push(arg_ty);

2
tests/failing-ui-tests.txt
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@ -50,7 +50,6 @@ tests/ui/coroutine/panic-safe.rs
tests/ui/issues/issue-14875.rs tests/ui/issues/issue-14875.rs
tests/ui/issues/issue-29948.rs tests/ui/issues/issue-29948.rs
tests/ui/panics/nested_panic_caught.rs tests/ui/panics/nested_panic_caught.rs
tests/ui/const_prop/ice-issue-111353.rs
tests/ui/process/println-with-broken-pipe.rs tests/ui/process/println-with-broken-pipe.rs
tests/ui/lto/thin-lto-inlines2.rs tests/ui/lto/thin-lto-inlines2.rs
tests/ui/lto/weak-works.rs tests/ui/lto/weak-works.rs
@ -61,7 +60,6 @@ tests/ui/lto/msvc-imp-present.rs
tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs tests/ui/lto/lto-thin-rustc-loads-linker-plugin.rs
tests/ui/lto/all-crates.rs tests/ui/lto/all-crates.rs
tests/ui/async-await/deep-futures-are-freeze.rs tests/ui/async-await/deep-futures-are-freeze.rs
tests/ui/closures/capture-unsized-by-ref.rs
tests/ui/coroutine/resume-after-return.rs tests/ui/coroutine/resume-after-return.rs
tests/ui/simd/masked-load-store.rs tests/ui/simd/masked-load-store.rs
tests/ui/simd/repr_packed.rs tests/ui/simd/repr_packed.rs