822acdd170
Interns non-static dicts to heap-allocated equivalents so that they no longer have stack scope. Closes #1436
124 lines
4.1 KiB
Rust
124 lines
4.1 KiB
Rust
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import driver::session;
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import middle::trans;
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import middle::trans_common::{T_fn, T_i1, T_i8, T_i32,
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T_int, T_nil, T_dict,
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T_opaque_vec, T_ptr,
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T_size_t, T_void};
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import lib::llvm::type_names;
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import lib::llvm::llvm::ModuleRef;
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import lib::llvm::llvm::ValueRef;
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import lib::llvm::llvm::TypeRef;
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type upcalls =
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{_fail: ValueRef,
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malloc: ValueRef,
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free: ValueRef,
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shared_malloc: ValueRef,
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shared_free: ValueRef,
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mark: ValueRef,
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create_shared_type_desc: ValueRef,
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free_shared_type_desc: ValueRef,
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get_type_desc: ValueRef,
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intern_dict: ValueRef,
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vec_grow: ValueRef,
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vec_push: ValueRef,
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cmp_type: ValueRef,
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log_type: ValueRef,
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dynastack_mark: ValueRef,
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dynastack_alloc: ValueRef,
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dynastack_free: ValueRef,
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alloc_c_stack: ValueRef,
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call_shim_on_c_stack: ValueRef,
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rust_personality: ValueRef,
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reset_stack_limit: ValueRef};
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fn declare_upcalls(targ_cfg: @session::config,
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_tn: type_names,
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tydesc_type: TypeRef,
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llmod: ModuleRef) -> @upcalls {
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fn decl(llmod: ModuleRef, name: str, tys: [TypeRef], rv: TypeRef) ->
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ValueRef {
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let arg_tys: [TypeRef] = [];
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for t: TypeRef in tys { arg_tys += [t]; }
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let fn_ty = T_fn(arg_tys, rv);
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ret trans::decl_cdecl_fn(llmod, "upcall_" + name, fn_ty);
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}
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let d = bind decl(llmod, _, _, _);
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let dv = bind decl(llmod, _, _, T_void());
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let int_t = T_int(targ_cfg);
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let size_t = T_size_t(targ_cfg);
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let opaque_vec_t = T_opaque_vec(targ_cfg);
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ret @{_fail: dv("fail", [T_ptr(T_i8()),
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T_ptr(T_i8()),
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size_t]),
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malloc:
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d("malloc", [size_t, T_ptr(tydesc_type)],
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T_ptr(T_i8())),
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free:
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dv("free", [T_ptr(T_i8()), int_t]),
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shared_malloc:
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d("shared_malloc", [size_t, T_ptr(tydesc_type)],
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T_ptr(T_i8())),
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shared_free:
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dv("shared_free", [T_ptr(T_i8())]),
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mark:
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d("mark", [T_ptr(T_i8())], int_t),
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create_shared_type_desc:
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d("create_shared_type_desc", [T_ptr(tydesc_type)],
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T_ptr(tydesc_type)),
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free_shared_type_desc:
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dv("free_shared_type_desc", [T_ptr(tydesc_type)]),
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get_type_desc:
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d("get_type_desc",
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[T_ptr(T_nil()), size_t,
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size_t, size_t,
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T_ptr(T_ptr(tydesc_type)), int_t],
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T_ptr(tydesc_type)),
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intern_dict:
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d("intern_dict", [size_t, T_ptr(T_dict())], T_ptr(T_dict())),
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vec_grow:
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dv("vec_grow", [T_ptr(T_ptr(opaque_vec_t)), int_t]),
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vec_push:
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dv("vec_push",
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[T_ptr(T_ptr(opaque_vec_t)), T_ptr(tydesc_type),
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T_ptr(T_i8())]),
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cmp_type:
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dv("cmp_type",
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[T_ptr(T_i1()), T_ptr(tydesc_type),
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T_ptr(T_ptr(tydesc_type)), T_ptr(T_i8()), T_ptr(T_i8()),
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T_i8()]),
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log_type:
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dv("log_type", [T_ptr(tydesc_type), T_ptr(T_i8()), T_i32()]),
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dynastack_mark:
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d("dynastack_mark", [], T_ptr(T_i8())),
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dynastack_alloc:
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d("dynastack_alloc_2", [size_t, T_ptr(tydesc_type)],
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T_ptr(T_i8())),
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dynastack_free:
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dv("dynastack_free", [T_ptr(T_i8())]),
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alloc_c_stack:
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d("alloc_c_stack", [size_t], T_ptr(T_i8())),
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call_shim_on_c_stack:
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d("call_shim_on_c_stack",
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// arguments: void *args, void *fn_ptr
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[T_ptr(T_i8()), T_ptr(T_i8())],
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int_t),
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rust_personality:
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d("rust_personality", [], T_i32()),
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reset_stack_limit:
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dv("reset_stack_limit", [])
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};
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}
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//
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// Local Variables:
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// mode: rust
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// fill-column: 78;
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// indent-tabs-mode: nil
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// c-basic-offset: 4
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// buffer-file-coding-system: utf-8-unix
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// End:
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//
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