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relaxed, release}
gcc/rust/ChangeLog:
* backend/rust-builtins.cc (BuiltinsContext::setup_atomic_fns): New function.
(BuiltinsContext::setup): Call `setup_atomic_fns`.
* backend/rust-builtins.h: Declare `setup_atomic_fns`.
* backend/rust-compile-intrinsic.cc (atomic_store_handler_inner): New function.
(atomic_store_handler): New handler.
(make_unsigned_long_tree): Add helper around making unsigned long trees.
(prefetch_data_handler): Use `make_unsigned_long_tree`.
(build_atomic_builtin_name): New function.
gcc/testsuite/ChangeLog:
* rust/compile/torture/intrinsics-4.rs: New test.
* rust/compile/torture/intrinsics-5.rs: New test.
* rust/execute/torture/atomic_store.rs: New test.
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gcc/rust/ChangeLog:
* Make-lang.in: Add `rust-builtins.o` as target
* backend/rust-builtins.h: Refactor to new file.
* backend/rust-builtins.cc: New file.
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gcc/rust/ChangeLog:
* backend/rust-builtins.h: Refactor builtin context class and add
overflow builtins.
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This pass walks the HIR crate and turns them into GCC `tree`s. We do not have
any Rust specific tree's. We are slowly removing the backend abstraction
which was ported over from gccgo in favour of using `tree`s directly.
gcc/rust/
* backend/rust-builtins.h: New.
* backend/rust-compile-base.cc: New.
* backend/rust-compile-base.h: New.
* backend/rust-mangle.cc: New.
* backend/rust-mangle.h: New.
* backend/rust-tree.cc: New.
* backend/rust-tree.h: New.
* rust-backend.h: New.
* rust-gcc.cc: New.
Co-authored-by: David Faust <david.faust@oracle.com>
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