diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-17 12:02:58 +0000 |
commit | 698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch) | |
tree | 173a775858bd501c378080a10dca74132f05bc50 /compiler/rustc_ast/src/expand/allocator.rs | |
parent | Initial commit. (diff) | |
download | rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip |
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'compiler/rustc_ast/src/expand/allocator.rs')
-rw-r--r-- | compiler/rustc_ast/src/expand/allocator.rs | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/compiler/rustc_ast/src/expand/allocator.rs b/compiler/rustc_ast/src/expand/allocator.rs new file mode 100644 index 000000000..1976e4ad3 --- /dev/null +++ b/compiler/rustc_ast/src/expand/allocator.rs @@ -0,0 +1,53 @@ +use rustc_span::symbol::{sym, Symbol}; + +#[derive(Clone, Debug, Copy, HashStable_Generic)] +pub enum AllocatorKind { + Global, + Default, +} + +impl AllocatorKind { + pub fn fn_name(&self, base: Symbol) -> String { + match *self { + AllocatorKind::Global => format!("__rg_{}", base), + AllocatorKind::Default => format!("__rdl_{}", base), + } + } +} + +pub enum AllocatorTy { + Layout, + Ptr, + ResultPtr, + Unit, + Usize, +} + +pub struct AllocatorMethod { + pub name: Symbol, + pub inputs: &'static [AllocatorTy], + pub output: AllocatorTy, +} + +pub static ALLOCATOR_METHODS: &[AllocatorMethod] = &[ + AllocatorMethod { + name: sym::alloc, + inputs: &[AllocatorTy::Layout], + output: AllocatorTy::ResultPtr, + }, + AllocatorMethod { + name: sym::dealloc, + inputs: &[AllocatorTy::Ptr, AllocatorTy::Layout], + output: AllocatorTy::Unit, + }, + AllocatorMethod { + name: sym::realloc, + inputs: &[AllocatorTy::Ptr, AllocatorTy::Layout, AllocatorTy::Usize], + output: AllocatorTy::ResultPtr, + }, + AllocatorMethod { + name: sym::alloc_zeroed, + inputs: &[AllocatorTy::Layout], + output: AllocatorTy::ResultPtr, + }, +]; |