Fixing +fround(x) in asm typer.

test/mjsunit/wasm/asm-wasm.js

Index: test/mjsunit/wasm/asm-wasm.js
diff --git a/test/mjsunit/wasm/asm-wasm.js b/test/mjsunit/wasm/asm-wasm.js
index efe596d1afef5d64539feb5a64aa20b82d17b6d8..13a8c529c605a89069a16fb1013acedc5e78ad27 100644
--- a/test/mjsunit/wasm/asm-wasm.js
+++ b/test/mjsunit/wasm/asm-wasm.js
@@ -1374,6 +1374,54 @@ TestForeignVariables();
 })();
 
 
+(function TestAbsInt() {
+  function Module(stdlib) {
+    "use asm";
+    var abs = stdlib.Math.abs;
+    function func(x) {
+      x = x | 0;
+      return abs(x|0)|0;
+    }
+    return {func:func};
+  }
+  var m = Wasm.instantiateModuleFromAsm(Module.toString());
+  assertEquals(1, m.func(-1));

[titzer, 2016/03/14 09:48:39]

Can you add a couple more input values, e.g. around min int? Here and below.

[bradn, 2016/03/14 17:07:31]

Done.

Actually, at this point I think I'm going to move all the stdlib stuff out into
a separate file and do something more generic for it.
This file is getting too big.
But I'll defer that to a separate change.

+})();
+
+
+(function TestAbsFloat() {
+  function Module(stdlib) {
+    "use asm";
+    var fround = stdlib.Math.fround;
+    var abs = stdlib.Math.abs;
+    function func(x) {
+      x = fround(x);
+      x = abs(x);
+      return +x;
+    }
+    return {func:func};
+  }
+  var m = Wasm.instantiateModuleFromAsm(Module.toString());
+  assertEquals(1, m.func(-1));
+})();
+
+
+(function TestFloatAsDouble() {
+  function Module(stdlib) {
+    "use asm";
+    var fround = stdlib.Math.fround;
+    var abs = stdlib.Math.abs;
+    function func() {
+      var x = fround(1.0);
+      return +fround(x);
+    }
+    return {func:func};
+  }
+  var m = Wasm.instantiateModuleFromAsm(Module.toString());
+  assertEquals(1, m.func());
+})();
+
+
 (function TestOr() {
   function Module() {
     "use asm";