1 files changed, 77 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/asm.js/testX86ByteStore.js b/js/src/jit-test/tests/asm.js/testX86ByteStore.js
new file mode 100644
index 0000000000..05556a5d9a
--- /dev/null
+++ b/js/src/jit-test/tests/asm.js/testX86ByteStore.js
@@ -0,0 +1,77 @@
+load(libdir + "asm.js");
+
+var body =
+'   "use asm";\
+    var i8=new global.Int8Array(buffer);\
+    function g(i,j,k) {\
+        i=i|0;\
+        j=j|0;\
+        k=k|0;\
+        var a=0,b=0,c=0,d=0,e=0,f=0;\
+        a=(i+j)|0;\
+        b=(k+j)|0;\
+        c=(i+k)|0;\
+        b=(a+b)|0;\
+        d=(b+c+i+j)|0;\
+        e=(a+j+c)|0;\
+        f=(a+i+k)|0;\
+        i8[i] = f;\
+        return (a+b+c+d+e+f)|0;\
+    }\
+    return g;';
+
+var buf=new ArrayBuffer(BUF_MIN);
+var g = asmLink(asmCompile('global','foreign','buffer',body), this, null, buf);
+assertEq(g(1,2,3), 46);
+assertEq(new Int8Array(buf)[1], 7);
+
+var body =
+'   "use asm";\
+    var i8=new global.Int8Array(buffer);\
+    function g(i,j,k) {\
+        i=i|0;\
+        j=j|0;\
+        k=k|0;\
+        var a=0,b=0,c=0,d=0,e=0,f=0;\
+        a=(i+j)|0;\
+        b=(k+j)|0;\
+        c=(i+k)|0;\
+        b=(a+b)|0;\
+        d=(b+c+i+j)|0;\
+        e=(a+j+c)|0;\
+        f=(a+i+k)|0;\
+        i8[i] = e;\
+        return (a+b+c+d+e+f)|0;\
+    }\
+    return g;';
+
+var buf=new ArrayBuffer(BUF_MIN);
+var g = asmLink(asmCompile('global','foreign','buffer',body), this, null, buf);
+assertEq(g(1,2,3), 46);
+assertEq(new Int8Array(buf)[1], 9);
+
+var body =
+'   "use asm";\
+    var i8=new global.Int8Array(buffer);\
+    function g(i,j,k) {\
+        i=i|0;\
+        j=j|0;\
+        k=k|0;\
+        var a=0,b=0,c=0,d=0,e=0,f=0,g=0;\
+        a=(i+j)|0;\
+        b=(k+j)|0;\
+        c=(i+k)|0;\
+        b=(a+b)|0;\
+        d=(b+c+i+j)|0;\
+        e=(a+j+c)|0;\
+        f=(a+i+k)|0;\
+        g=(f+j+b)|0;\
+        i8[i] = g;\
+        return (a+b+c+d+e+f+g)|0;\
+    }\
+    return g;';
+
+var buf=new ArrayBuffer(BUF_MIN);
+var g = asmLink(asmCompile('global','foreign','buffer',body), this, null, buf);
+assertEq(g(1,2,3), 63);
+assertEq(new Int8Array(buf)[1], 17);