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| author | Philip Herron <herron.philip@googlemail.com> | 2025-02-11 17:51:22 +0000 |
|---|---|---|
| committer | Arthur Cohen <arthur.cohen@embecosm.com> | 2025-03-24 13:07:05 +0100 |
| commit | 980ae7ad44397cdebf4e115546fff0b42493a247 (patch) | |
| tree | 689ad27ae209ec2300f174b826f2c86392d07e4b /gcc/rust/backend | |
| parent | fc77cd5387503ff4aaf2fdf37e05f156cb86c1ea (diff) | |
| download | gcc-980ae7ad44397cdebf4e115546fff0b42493a247.zip gcc-980ae7ad44397cdebf4e115546fff0b42493a247.tar.gz gcc-980ae7ad44397cdebf4e115546fff0b42493a247.tar.bz2 | |
gccrs: enum type layout needs to respect the enum repr type
Addresses Rust-GCC#3352
gcc/rust/ChangeLog:
* backend/rust-compile-type.cc (TyTyResolveCompile::get_implicit_enumeral_node_type):
use repr
(TyTyResolveCompile::visit): update prototype
* backend/rust-compile-type.h: likewise
Signed-off-by: Philip Herron <herron.philip@googlemail.com>
Diffstat (limited to 'gcc/rust/backend')
| -rw-r--r-- | gcc/rust/backend/rust-compile-type.cc | 16 | ||||
| -rw-r--r-- | gcc/rust/backend/rust-compile-type.h | 3 |
2 files changed, 5 insertions, 14 deletions
diff --git a/gcc/rust/backend/rust-compile-type.cc b/gcc/rust/backend/rust-compile-type.cc index 85e7865..74368a2 100644 --- a/gcc/rust/backend/rust-compile-type.cc +++ b/gcc/rust/backend/rust-compile-type.cc @@ -55,7 +55,7 @@ TyTyResolveCompile::compile (Context *ctx, const TyTy::BaseType *ty, // see: gcc/c/c-decl.cc:8230-8241 // https://github.com/Rust-GCC/gccrs/blob/0024bc2f028369b871a65ceb11b2fddfb0f9c3aa/gcc/c/c-decl.c#L8229-L8241 tree -TyTyResolveCompile::get_implicit_enumeral_node_type () +TyTyResolveCompile::get_implicit_enumeral_node_type (TyTy::BaseType *repr) { // static tree enum_node = NULL_TREE; // if (enum_node == NULL_TREE) @@ -77,15 +77,7 @@ TyTyResolveCompile::get_implicit_enumeral_node_type () // } // return enum_node; - static tree enum_node = NULL_TREE; - if (enum_node == NULL_TREE) - { - // equivalent to isize - enum_node = Backend::named_type ( - "enumeral", Backend::integer_type (false, Backend::get_pointer_size ()), - BUILTINS_LOCATION); - } - return enum_node; + return compile (ctx, repr); } tree @@ -384,8 +376,8 @@ TyTyResolveCompile::visit (const TyTy::ADTType &type) = Backend::named_type ("payload", variants_union, locus); // create the overall struct - tree enumeral_type - = TyTyResolveCompile::get_implicit_enumeral_node_type (); + tree enumeral_type = TyTyResolveCompile::get_implicit_enumeral_node_type ( + type.get_repr_options ().repr); Backend::typed_identifier discrim (RUST_ENUM_DISR_FIELD_NAME, enumeral_type, locus); Backend::typed_identifier variants_union_field ("payload", diff --git a/gcc/rust/backend/rust-compile-type.h b/gcc/rust/backend/rust-compile-type.h index e01ca43..398d7f8 100644 --- a/gcc/rust/backend/rust-compile-type.h +++ b/gcc/rust/backend/rust-compile-type.h @@ -30,8 +30,6 @@ public: static tree compile (Context *ctx, const TyTy::BaseType *ty, bool trait_object_mode = false); - static tree get_implicit_enumeral_node_type (); - static tree get_unit_type (); void visit (const TyTy::InferType &) override; @@ -66,6 +64,7 @@ protected: tree create_slice_type_record (const TyTy::SliceType &type); tree create_str_type_record (const TyTy::StrType &type); tree create_dyn_obj_record (const TyTy::DynamicObjectType &type); + tree get_implicit_enumeral_node_type (TyTy::BaseType *repr); private: TyTyResolveCompile (Context *ctx, bool trait_object_mode); |