diff options
Diffstat (limited to 'js/src/jit-test/tests/asm.js/testNeuter.js')
-rw-r--r-- | js/src/jit-test/tests/asm.js/testNeuter.js | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/asm.js/testNeuter.js b/js/src/jit-test/tests/asm.js/testNeuter.js new file mode 100644 index 000000000..e7c743bf7 --- /dev/null +++ b/js/src/jit-test/tests/asm.js/testNeuter.js @@ -0,0 +1,44 @@ +load(libdir + "asm.js"); +load(libdir + "asserts.js"); + +if (!isAsmJSCompilationAvailable()) + quit(); + +var m = asmCompile('stdlib', 'foreign', 'buffer', + `"use asm"; + var i32 = new stdlib.Int32Array(buffer); + function set(i,j) { + i=i|0; + j=j|0; + i32[i>>2] = j; + } + function get(i) { + i=i|0; + return i32[i>>2]|0 + } + return {get:get, set:set}`); + +var buffer = new ArrayBuffer(BUF_MIN); +var {get, set} = asmLink(m, this, null, buffer); +set(4, 42); +assertEq(get(4), 42); +assertThrowsInstanceOf(() => detachArrayBuffer(buffer), Error); + +var m = asmCompile('stdlib', 'foreign', 'buffer', + `"use asm"; + var i32 = new stdlib.Int32Array(buffer); + var ffi = foreign.ffi; + function inner(i) { + i=i|0; + ffi(); + return i32[i>>2]|0 + } + return inner`); + +var buffer = new ArrayBuffer(BUF_MIN); +function ffi1() +{ + assertThrowsInstanceOf(() => detachArrayBuffer(buffer), Error); +} + +var inner = asmLink(m, this, {ffi: ffi1}, buffer); |