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Put atomics behind a feature flag (AssemblyScript#470)
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6 files changed

+173
-154
lines changed

6 files changed

+173
-154
lines changed

‎cli/asc.json

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Original file line numberDiff line numberDiff line change
@@ -163,6 +163,7 @@
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" mutable-global Enables mutable global imports and exports",
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" bulk-memory Enables bulk memory operations",
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" simd Enables SIMD types and operations.",
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" threads Enables threading and atomic operations.",
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""
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],
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"type": "s"

‎src/builtins.ts

Lines changed: 115 additions & 102 deletions
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‎src/compiler.ts

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -237,7 +237,9 @@ export const enum Feature {
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/** Bulk memory operations. */
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BULK_MEMORY = 1 << 2, // see: https://github.com/WebAssembly/bulk-memory-operations
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/** SIMD types and operations. */
240-
SIMD = 1 << 3 // see: https://github.com/WebAssembly/simd
240+
SIMD = 1 << 3, // see: https://github.com/WebAssembly/simd
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/** Threading and atomic operations. */
242+
THREADS = 1 << 4 // see: https://github.com/WebAssembly/threads
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}
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/** Indicates the desired kind of a conversion. */

‎src/index.ts

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@@ -132,6 +132,8 @@ export const FEATURE_MUTABLE_GLOBAL = Feature.MUTABLE_GLOBAL;
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export const FEATURE_BULK_MEMORY = Feature.BULK_MEMORY;
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/** SIMD types and operations. */
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export const FEATURE_SIMD = Feature.SIMD;
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/** Threading and atomic operations. */
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export const FEATURE_THREADS = Feature.THREADS;
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/** Enables a specific feature. */
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export function enableFeature(options: Options, feature: Feature): void {

‎std/assembly/builtins.ts

Lines changed: 51 additions & 51 deletions
Original file line numberDiff line numberDiff line change
@@ -43,7 +43,7 @@
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@builtin export declare function call_indirect<T>(target: void, ...args: void[]): T;
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@builtin export declare function instantiate<T>(...args: void[]): T;
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46-
export namespace Atomic {
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export namespace atomic {
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@builtin export declare function load<T>(offset: usize, constantOffset?: usize): T;
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@builtin export declare function store<T>(offset: usize, value: void, constantOffset?: usize): void;
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@builtin export declare function add<T>(ptr: usize, value: T, constantOffset?: usize): T;
@@ -88,7 +88,7 @@ export namespace i32 {
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@builtin export declare function store16(offset: usize, value: i32, constantOffset?: usize): void;
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@builtin export declare function store(offset: usize, value: i32, constantOffset?: usize): void;
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91-
namespace atomic {
91+
export namespace atomic {
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@builtin export declare function load8_s(offset: usize, constantOffset?: usize): i32;
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@builtin export declare function load8_u(offset: usize, constantOffset?: usize): i32;
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@builtin export declare function load16_s(offset: usize, constantOffset?: usize): i32;
@@ -100,33 +100,33 @@ export namespace i32 {
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@builtin export declare function wait(ptr: usize, expected:i32, timeout:i64): i32;
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@builtin export declare function notify(ptr: usize, count:u32): u32;
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103-
namespace rmw8_u {
104-
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32
105-
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32
106-
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32
107-
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32
108-
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32
109-
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32
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export namespace rmw8_u {
104+
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32;
105+
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32;
106+
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32;
107+
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32;
108+
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32;
109+
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32;
110110
@builtin export declare function cmpxchg(offset: usize, expected:i32, replacement: i32, constantOffset?: usize): i32;
111111
}
112112

113-
namespace rmw16_u {
114-
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32
115-
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32
116-
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32
117-
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32
118-
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32
119-
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32
113+
export namespace rmw16_u {
114+
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32;
115+
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32;
116+
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32;
117+
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32;
118+
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32;
119+
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32;
120120
@builtin export declare function cmpxchg(offset: usize, expected:i32, replacement: i32, constantOffset?: usize): i32;
121121
}
122122

123-
namespace rmw {
124-
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32
125-
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32
126-
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32
127-
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32
128-
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32
129-
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32
123+
export namespace rmw {
124+
@builtin export declare function add(offset: usize, value: i32, constantOffset?: usize): i32;
125+
@builtin export declare function sub(offset: usize, value: i32, constantOffset?: usize): i32;
126+
@builtin export declare function and(offset: usize, value: i32, constantOffset?: usize): i32;
127+
@builtin export declare function or(offset: usize, value: i32, constantOffset?: usize): i32;
128+
@builtin export declare function xor(offset: usize, value: i32, constantOffset?: usize): i32;
129+
@builtin export declare function xchg(offset: usize, value: i32, constantOffset?: usize): i32;
130130
@builtin export declare function cmpxchg(offset: usize, expected:i32, replacement: i32, constantOffset?: usize): i32;
131131
}
132132
}
@@ -166,43 +166,43 @@ export namespace i64 {
166166
@builtin export declare function wait(ptr: usize, expected:i64, timeout:i64): i32;
167167
@builtin export declare function notify(ptr: usize, count:u32): u32;
168168

169-
namespace rmw8_u {
170-
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64
171-
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64
172-
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64
173-
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64
174-
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64
175-
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64
169+
export namespace rmw8_u {
170+
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64;
171+
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64;
172+
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64;
173+
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64;
174+
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64;
175+
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64;
176176
@builtin export declare function cmpxchg(offset: usize, expected:i64, replacement: i64, constantOffset?: usize): i64;
177177
}
178178

179-
namespace rmw16_u {
180-
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64
181-
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64
182-
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64
183-
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64
184-
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64
185-
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64
179+
export namespace rmw16_u {
180+
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64;
181+
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64;
182+
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64;
183+
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64;
184+
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64;
185+
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64;
186186
@builtin export declare function cmpxchg(offset: usize, expected:i64, replacement: i64, constantOffset?: usize): i64;
187187
}
188188

189-
namespace rmw32_u {
190-
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64
191-
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64
192-
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64
193-
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64
194-
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64
195-
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64
189+
export namespace rmw32_u {
190+
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64;
191+
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64;
192+
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64;
193+
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64;
194+
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64;
195+
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64;
196196
@builtin export declare function cmpxchg(offset: usize, expected:i64, replacement: i64, constantOffset?: usize): i64;
197197
}
198198

199-
namespace rmw {
200-
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64
201-
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64
202-
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64
203-
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64
204-
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64
205-
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64
199+
export namespace rmw {
200+
@builtin export declare function add(offset: usize, value: i64, constantOffset?: usize): i64;
201+
@builtin export declare function sub(offset: usize, value: i64, constantOffset?: usize): i64;
202+
@builtin export declare function and(offset: usize, value: i64, constantOffset?: usize): i64;
203+
@builtin export declare function or(offset: usize, value: i64, constantOffset?: usize): i64;
204+
@builtin export declare function xor(offset: usize, value: i64, constantOffset?: usize): i64;
205+
@builtin export declare function xchg(offset: usize, value: i64, constantOffset?: usize): i64;
206206
@builtin export declare function cmpxchg(offset: usize, expected:i64, replacement: i64, constantOffset?: usize): i64;
207207
}
208208
}

‎std/portable/index.js

Lines changed: 1 addition & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -12,6 +12,7 @@ globalScope.ASC_FEATURE_MUTABLE_GLOBAL = false;
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globalScope.ASC_FEATURE_SIGN_EXTENSION = false;
1313
globalScope.ASC_FEATURE_BULK_MEMORY = false;
1414
globalScope.ASC_FEATURE_SIMD = false;
15+
globalScope.ASC_FEATURE_THREADS = false;
1516

1617
var F64 = new Float64Array(1);
1718
var U64 = new Uint32Array(F64.buffer);

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