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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://trac.webkit.org/projects/webkit/changeset/189549">189549</a></dd>
<dt>Author</dt> <dd>commit-queue@webkit.org</dd>
<dt>Date</dt> <dd>2015-09-09 14:01:03 -0700 (Wed, 09 Sep 2015)</dd>
</dl>

<h3>Log Message</h3>
<pre>Implement the relational instructions for doubles in WebAssembly
https://bugs.webkit.org/show_bug.cgi?id=148999

Patch by Sukolsak Sakshuwong &lt;sukolsak@gmail.com&gt; on 2015-09-09
Reviewed by Filip Pizlo.

Implements the relational instructions for doubles (float64) in
WebAssembly. Also pass the values into the test functions as Mark Lam
suggested in https://bugs.webkit.org/show_bug.cgi?id=148882#c3

* tests/stress/wasm-relational.js:
* tests/stress/wasm/relational.wasm:
* wasm/WASMFunctionCompiler.h:
(JSC::WASMFunctionCompiler::buildRelationalF64):
* wasm/WASMFunctionParser.cpp:
(JSC::WASMFunctionParser::parseExpressionI32):
(JSC::WASMFunctionParser::parseRelationalF64ExpressionI32):
* wasm/WASMFunctionParser.h:
* wasm/WASMFunctionSyntaxChecker.h:
(JSC::WASMFunctionSyntaxChecker::buildRelationalI32):
(JSC::WASMFunctionSyntaxChecker::buildRelationalF64):</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkSourceJavaScriptCoreChangeLog">trunk/Source/JavaScriptCore/ChangeLog</a></li>
<li><a href="#trunkSourceJavaScriptCoretestsstresswasmrelationalwasm">trunk/Source/JavaScriptCore/tests/stress/wasm/relational.wasm</a></li>
<li><a href="#trunkSourceJavaScriptCoretestsstresswasmrelationaljs">trunk/Source/JavaScriptCore/tests/stress/wasm-relational.js</a></li>
<li><a href="#trunkSourceJavaScriptCorewasmWASMFunctionCompilerh">trunk/Source/JavaScriptCore/wasm/WASMFunctionCompiler.h</a></li>
<li><a href="#trunkSourceJavaScriptCorewasmWASMFunctionParsercpp">trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.cpp</a></li>
<li><a href="#trunkSourceJavaScriptCorewasmWASMFunctionParserh">trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.h</a></li>
<li><a href="#trunkSourceJavaScriptCorewasmWASMFunctionSyntaxCheckerh">trunk/Source/JavaScriptCore/wasm/WASMFunctionSyntaxChecker.h</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkSourceJavaScriptCoreChangeLog"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/ChangeLog (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/ChangeLog        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/ChangeLog        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -1,3 +1,26 @@
</span><ins>+2015-09-09  Sukolsak Sakshuwong  &lt;sukolsak@gmail.com&gt;
+
+        Implement the relational instructions for doubles in WebAssembly
+        https://bugs.webkit.org/show_bug.cgi?id=148999
+
+        Reviewed by Filip Pizlo.
+
+        Implements the relational instructions for doubles (float64) in
+        WebAssembly. Also pass the values into the test functions as Mark Lam
+        suggested in https://bugs.webkit.org/show_bug.cgi?id=148882#c3
+
+        * tests/stress/wasm-relational.js:
+        * tests/stress/wasm/relational.wasm:
+        * wasm/WASMFunctionCompiler.h:
+        (JSC::WASMFunctionCompiler::buildRelationalF64):
+        * wasm/WASMFunctionParser.cpp:
+        (JSC::WASMFunctionParser::parseExpressionI32):
+        (JSC::WASMFunctionParser::parseRelationalF64ExpressionI32):
+        * wasm/WASMFunctionParser.h:
+        * wasm/WASMFunctionSyntaxChecker.h:
+        (JSC::WASMFunctionSyntaxChecker::buildRelationalI32):
+        (JSC::WASMFunctionSyntaxChecker::buildRelationalF64):
+
</ins><span class="cx"> 2015-09-09  Saam barati  &lt;sbarati@apple.com&gt;
</span><span class="cx"> 
</span><span class="cx">         DFG should have a debugging option that runs a phase that flushes all locals
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoretestsstresswasmrelationalwasm"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/tests/stress/wasm/relational.wasm (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/tests/stress/wasm/relational.wasm        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/tests/stress/wasm/relational.wasm        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -1,3 +1,3 @@
</span><del>-wasmc\xFF\xFF\xFF\xFF\x80.\xA1\xA1\x80.\xA1\xA2\x801\xA1\xA2\x801\xA1\xA1\x804\x80\xA2\x804\xA1\xA1\x808\xA1\xA1\x808\xA2\xA1\x80&lt;\xA2\x80\x80&lt;\xA1\xA1\x80@\xA1\xA1\x80@\xA1\xA2\x805\xA2\x80\x805\x80\xA2\x809\xA2\x80\x809\x80\xA2\x80=\x80\xA2\x80=\xA2\x80\x80A\x80\xA2\x80A\xA2\x80equalTrueequalFalsenotEqualTruenotEqualFalselessThanTruelessThanFalselessThanOrEqualTruelessThanOrEqualFalsegreaterThanTruegreaterThanFalse        greaterThanOrEqualTrue
-greaterThanOrEqualFalse unsignedLessThanTrue unsignedLessThanFalse-unsignedLessThanOrEqualTrueunsignedLessThanOrEqualFalseunsignedGreaterThanTrueunsignedGreaterThanFalseunsignedGreaterThanOrEqualTrueunsignedGreaterThanOrEqualFalse
</del><span class="cx">\ No newline at end of file
</span><ins>+wasmE\x80.\xC0\xC1\x801\xC0\xC1\x804\xC0\xC1\x808\xC0\xC1\x80&lt;\xC0\xC1\x80@\xC0\xC1\x805\xC0\xC1\x809\xC0\xC1\x80=\xC0\xC1\x80A\xC0\xC1\x800\xA0\xA1\x803\xA0\xA1\x807\xA0\xA1\x80;\xA0\xA1\x80?\xA0\xA1\x80C\xA0\xA1equalnotEquallessThanlessThanOrEqualgreaterThangreaterThanOrEqualunsignedLessThanunsignedLessThanOrEqualunsignedGreaterThanunsignedGreaterThanOrEqual        doubleEqual
+doubleNotEqual doubleLessThan doubleLessThanOrEqual+doubleGreaterThandoubleGreaterThanOrEqual
</ins><span class="cx">\ No newline at end of file
</span></span></pre></div>
<a id="trunkSourceJavaScriptCoretestsstresswasmrelationaljs"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/tests/stress/wasm-relational.js (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/tests/stress/wasm-relational.js        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/tests/stress/wasm-relational.js        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -11,130 +11,165 @@
</span><span class="cx"> function asmModule(global, env, buffer) {
</span><span class="cx">     &quot;use asm&quot;;
</span><span class="cx"> 
</span><del>-    function equalTrue() {
-        return 1 == 1;
</del><ins>+    function equal(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return (x == y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function equalFalse() {
-        return 1 == 2;
</del><ins>+    function notEqual(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return (x != y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function notEqualTrue() {
-        return 1 != 2;
</del><ins>+    function lessThan(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x | 0) &lt; (y | 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function notEqualFalse() {
-        return 1 != 1;
</del><ins>+    function lessThanOrEqual(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x | 0) &lt;= (y | 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function lessThanTrue() {
-        return -1 &lt; 2;
</del><ins>+    function greaterThan(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x | 0) &gt; (y | 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function lessThanFalse() {
-        return 1 &lt; 1;
</del><ins>+    function greaterThanOrEqual(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x | 0) &gt;= (y | 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function lessThanOrEqualTrue() {
-        return 1 &lt;= 1;
</del><ins>+    function unsignedLessThan(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x &gt;&gt;&gt; 0) &lt; (y &gt;&gt;&gt; 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function lessThanOrEqualFalse() {
-        return 2 &lt;= 1;
</del><ins>+    function unsignedLessThanOrEqual(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x &gt;&gt;&gt; 0) &lt;= (y &gt;&gt;&gt; 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function greaterThanTrue() {
-        return 2 &gt; -1;
</del><ins>+    function unsignedGreaterThan(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x &gt;&gt;&gt; 0) &gt; (y &gt;&gt;&gt; 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function greaterThanFalse() {
-        return 1 &gt; 1;
</del><ins>+    function unsignedGreaterThanOrEqual(x, y) {
+        x = x | 0;
+        y = y | 0;
+        return ((x &gt;&gt;&gt; 0) &gt;= (y &gt;&gt;&gt; 0)) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function greaterThanOrEqualTrue() {
-        return 1 &gt;= 1;
</del><ins>+    function doubleEqual(x, y) {
+        x = +x;
+        y = +y;
+        return (x == y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function greaterThanOrEqualFalse() {
-        return 1 &gt;= 2;
</del><ins>+    function doubleNotEqual(x, y) {
+        x = +x;
+        y = +y;
+        return (x != y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function unsignedLessThanTrue() {
-        return (2 &gt;&gt;&gt; 0) &lt; (-1 &gt;&gt;&gt; 0);
</del><ins>+    function doubleLessThan(x, y) {
+        x = +x;
+        y = +y;
+        return (x &lt; y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function unsignedLessThanFalse() {
-        return (-1 &gt;&gt;&gt; 0) &lt; (2 &gt;&gt;&gt; 0);
</del><ins>+    function doubleLessThanOrEqual(x, y) {
+        x = +x;
+        y = +y;
+        return (x &lt;= y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function unsignedLessThanOrEqualTrue() {
-        return (2 &gt;&gt;&gt; 0) &lt;= (-1 &gt;&gt;&gt; 0);
</del><ins>+    function doubleGreaterThan(x, y) {
+        x = +x;
+        y = +y;
+        return (x &gt; y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function unsignedLessThanOrEqualFalse() {
-        return (-1 &gt;&gt;&gt; 0) &lt;= (2 &gt;&gt;&gt; 0);
</del><ins>+    function doubleGreaterThanOrEqual(x, y) {
+        x = +x;
+        y = +y;
+        return (x &gt;= y) | 0;
</ins><span class="cx">     }
</span><span class="cx"> 
</span><del>-    function unsignedGreaterThanTrue() {
-        return (-1 &gt;&gt;&gt; 0) &gt; (2 &gt;&gt;&gt; 0);
-    }
</del><ins>+    return {
+        equal: equal,
+        notEqual: notEqual,
+        lessThan: lessThan,
+        lessThanOrEqual: lessThanOrEqual,
+        greaterThan: greaterThan,
+        greaterThanOrEqual: greaterThanOrEqual,
+        unsignedLessThan: unsignedLessThan,
+        unsignedLessThanOrEqual: unsignedLessThanOrEqual,
+        unsignedGreaterThan: unsignedGreaterThan,
+        unsignedGreaterThanOrEqual: unsignedGreaterThanOrEqual,
</ins><span class="cx"> 
</span><del>-    function unsignedGreaterThanFalse() {
-        return (2 &gt;&gt;&gt; 0) &gt; (-1 &gt;&gt;&gt; 0);
-    }
-
-    function unsignedGreaterThanOrEqualTrue() {
-        return (-1 &gt;&gt;&gt; 0) &gt;= (2 &gt;&gt;&gt; 0);
-    }
-
-    function unsignedGreaterThanOrEqualFalse() {
-        return (2 &gt;&gt;&gt; 0) &gt;= (-1 &gt;&gt;&gt; 0);
-    }
-
-    return {
-        equalTrue: equalTrue,
-        equalFalse: equalFalse,
-        notEqualTrue: notEqualTrue,
-        notEqualFalse: notEqualFalse,
-        lessThanTrue: lessThanTrue,
-        lessThanFalse: lessThanFalse,
-        lessThanOrEqualTrue: lessThanOrEqualTrue,
-        lessThanOrEqualFalse: lessThanOrEqualFalse,
-        greaterThanTrue: greaterThanTrue,
-        greaterThanFalse: greaterThanFalse,
-        greaterThanOrEqualTrue: greaterThanOrEqualTrue,
-        greaterThanOrEqualFalse: greaterThanOrEqualFalse,
-        unsignedLessThanTrue: unsignedLessThanTrue,
-        unsignedLessThanFalse: unsignedLessThanFalse,
-        unsignedLessThanOrEqualTrue: unsignedLessThanOrEqualTrue,
-        unsignedLessThanOrEqualFalse: unsignedLessThanOrEqualFalse,
-        unsignedGreaterThanTrue: unsignedGreaterThanTrue,
-        unsignedGreaterThanFalse: unsignedGreaterThanFalse,
-        unsignedGreaterThanOrEqualTrue: unsignedGreaterThanOrEqualTrue,
-        unsignedGreaterThanOrEqualFalse: unsignedGreaterThanOrEqualFalse,
</del><ins>+        doubleEqual: doubleEqual,
+        doubleNotEqual: doubleNotEqual,
+        doubleLessThan: doubleLessThan,
+        doubleLessThanOrEqual: doubleLessThanOrEqual,
+        doubleGreaterThan: doubleGreaterThan,
+        doubleGreaterThanOrEqual: doubleGreaterThanOrEqual,
</ins><span class="cx">     };
</span><span class="cx"> }
</span><span class="cx"> */
</span><span class="cx"> 
</span><span class="cx"> var module = loadWebAssembly(&quot;wasm/relational.wasm&quot;);
</span><span class="cx"> 
</span><del>-shouldBe(module.equalTrue(), 1);
-shouldBe(module.equalFalse(), 0);
-shouldBe(module.notEqualTrue(), 1);
-shouldBe(module.notEqualFalse(), 0);
-shouldBe(module.lessThanTrue(), 1);
-shouldBe(module.lessThanFalse(), 0);
-shouldBe(module.lessThanOrEqualTrue(), 1);
-shouldBe(module.lessThanOrEqualFalse(), 0);
-shouldBe(module.greaterThanTrue(), 1);
-shouldBe(module.greaterThanFalse(), 0);
-shouldBe(module.greaterThanOrEqualTrue(), 1);
-shouldBe(module.greaterThanOrEqualFalse(), 0);
-shouldBe(module.unsignedLessThanTrue(), 1);
-shouldBe(module.unsignedLessThanFalse(), 0);
-shouldBe(module.unsignedLessThanOrEqualTrue(), 1);
-shouldBe(module.unsignedLessThanOrEqualFalse(), 0);
-shouldBe(module.unsignedGreaterThanTrue(), 1);
-shouldBe(module.unsignedGreaterThanFalse(), 0);
-shouldBe(module.unsignedGreaterThanOrEqualTrue(), 1);
-shouldBe(module.unsignedGreaterThanOrEqualFalse(), 0);
</del><ins>+shouldBe(module.equal(1, 1), 1);
+shouldBe(module.equal(1, 2), 0);
+shouldBe(module.notEqual(1, 2), 1);
+shouldBe(module.notEqual(1, 1), 0);
+shouldBe(module.lessThan(-1, 2), 1);
+shouldBe(module.lessThan(1, 1), 0);
+shouldBe(module.lessThanOrEqual(1, 1), 1);
+shouldBe(module.lessThanOrEqual(2, 1), 0);
+shouldBe(module.greaterThan(2, -1), 1);
+shouldBe(module.greaterThan(1, 1), 0);
+shouldBe(module.greaterThanOrEqual(1, 1), 1);
+shouldBe(module.greaterThanOrEqual(1, 2), 0);
+shouldBe(module.unsignedLessThan(2, -1), 1);
+shouldBe(module.unsignedLessThan(-1, 2), 0);
+shouldBe(module.unsignedLessThanOrEqual(2, -1), 1);
+shouldBe(module.unsignedLessThanOrEqual(-1, 2), 0);
+shouldBe(module.unsignedGreaterThan(-1, 2), 1);
+shouldBe(module.unsignedGreaterThan(2, -1), 0);
+shouldBe(module.unsignedGreaterThanOrEqual(-1, 2), 1);
+shouldBe(module.unsignedGreaterThanOrEqual(2, -1), 0);
+
+shouldBe(module.doubleEqual(0.1, 0.1), 1);
+shouldBe(module.doubleEqual(0.1, 0.2), 0);
+shouldBe(module.doubleNotEqual(0.1, 0.2), 1);
+shouldBe(module.doubleNotEqual(0.1, 0.1), 0);
+shouldBe(module.doubleLessThan(-0.1, 0.2), 1);
+shouldBe(module.doubleLessThan(0.1, 0.1), 0);
+shouldBe(module.doubleLessThanOrEqual(0.1, 0.1), 1);
+shouldBe(module.doubleLessThanOrEqual(0.2, 0.1), 0);
+shouldBe(module.doubleGreaterThan(0.2, -0.1), 1);
+shouldBe(module.doubleGreaterThan(0.1, 0.1), 0);
+shouldBe(module.doubleGreaterThanOrEqual(0.1, 0.1), 1);
+shouldBe(module.doubleGreaterThanOrEqual(0.1, 0.2), 0);
+shouldBe(module.doubleEqual(NaN, NaN), 0);
+shouldBe(module.doubleNotEqual(NaN, NaN), 0);
+shouldBe(module.doubleNotEqual(NaN, 0.1), 0);
+shouldBe(module.doubleGreaterThan(NaN, 0.1), 0);
+shouldBe(module.doubleLessThan(NaN, 0.1), 0);
+shouldBe(module.doubleEqual(Infinity, Infinity), 1);
+shouldBe(module.doubleGreaterThan(Infinity, 0.1), 1);
+shouldBe(module.doubleGreaterThan(Infinity, NaN), 0);
+shouldBe(module.doubleLessThan(Infinity, NaN), 0);
</ins></span></pre></div>
<a id="trunkSourceJavaScriptCorewasmWASMFunctionCompilerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/wasm/WASMFunctionCompiler.h (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/wasm/WASMFunctionCompiler.h        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/wasm/WASMFunctionCompiler.h        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -438,6 +438,43 @@
</span><span class="cx">         return UNUSED;
</span><span class="cx">     }
</span><span class="cx"> 
</span><ins>+    int buildRelationalF64(int, int, WASMOpExpressionI32 op)
+    {
+        loadDouble(temporaryAddress(m_tempStackTop - 2), FPRInfo::fpRegT0);
+        loadDouble(temporaryAddress(m_tempStackTop - 1), FPRInfo::fpRegT1);
+        DoubleCondition condition;
+        switch (op) {
+        case WASMOpExpressionI32::EqualF64:
+            condition = DoubleEqual;
+            break;
+        case WASMOpExpressionI32::NotEqualF64:
+            condition = DoubleNotEqual;
+            break;
+        case WASMOpExpressionI32::LessThanF64:
+            condition = DoubleLessThan;
+            break;
+        case WASMOpExpressionI32::LessThanOrEqualF64:
+            condition = DoubleLessThanOrEqual;
+            break;
+        case WASMOpExpressionI32::GreaterThanF64:
+            condition = DoubleGreaterThan;
+            break;
+        case WASMOpExpressionI32::GreaterThanOrEqualF64:
+            condition = DoubleGreaterThanOrEqual;
+            break;
+        default:
+            RELEASE_ASSERT_NOT_REACHED();
+        }
+        m_tempStackTop--;
+        Jump trueCase = branchDouble(condition, FPRInfo::fpRegT0, FPRInfo::fpRegT1);
+        store32(TrustedImm32(0), temporaryAddress(m_tempStackTop - 1));
+        Jump end = jump();
+        trueCase.link(this);
+        store32(TrustedImm32(1), temporaryAddress(m_tempStackTop - 1));
+        end.link(this);
+        return UNUSED;
+    }
+
</ins><span class="cx">     void linkTarget(JumpTarget&amp; target)
</span><span class="cx">     {
</span><span class="cx">         target.label = label();
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorewasmWASMFunctionParsercpp"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.cpp (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.cpp        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.cpp        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -505,6 +505,13 @@
</span><span class="cx">         case WASMOpExpressionI32::SGreaterThanOrEqualI32:
</span><span class="cx">         case WASMOpExpressionI32::UGreaterThanOrEqualI32:
</span><span class="cx">             return parseRelationalI32ExpressionI32(context, op);
</span><ins>+        case WASMOpExpressionI32::EqualF64:
+        case WASMOpExpressionI32::NotEqualF64:
+        case WASMOpExpressionI32::LessThanF64:
+        case WASMOpExpressionI32::LessThanOrEqualF64:
+        case WASMOpExpressionI32::GreaterThanF64:
+        case WASMOpExpressionI32::GreaterThanOrEqualF64:
+            return parseRelationalF64ExpressionI32(context, op);
</ins><span class="cx">         case WASMOpExpressionI32::GetGlobal:
</span><span class="cx">         case WASMOpExpressionI32::SetLocal:
</span><span class="cx">         case WASMOpExpressionI32::SetGlobal:
</span><span class="lines">@@ -532,17 +539,11 @@
</span><span class="cx">         case WASMOpExpressionI32::FromF32:
</span><span class="cx">         case WASMOpExpressionI32::FromF64:
</span><span class="cx">         case WASMOpExpressionI32::EqualF32:
</span><del>-        case WASMOpExpressionI32::EqualF64:
</del><span class="cx">         case WASMOpExpressionI32::NotEqualF32:
</span><del>-        case WASMOpExpressionI32::NotEqualF64:
</del><span class="cx">         case WASMOpExpressionI32::LessThanF32:
</span><del>-        case WASMOpExpressionI32::LessThanF64:
</del><span class="cx">         case WASMOpExpressionI32::LessThanOrEqualF32:
</span><del>-        case WASMOpExpressionI32::LessThanOrEqualF64:
</del><span class="cx">         case WASMOpExpressionI32::GreaterThanF32:
</span><del>-        case WASMOpExpressionI32::GreaterThanF64:
</del><span class="cx">         case WASMOpExpressionI32::GreaterThanOrEqualF32:
</span><del>-        case WASMOpExpressionI32::GreaterThanOrEqualF64:
</del><span class="cx">         case WASMOpExpressionI32::SMin:
</span><span class="cx">         case WASMOpExpressionI32::UMin:
</span><span class="cx">         case WASMOpExpressionI32::SMax:
</span><span class="lines">@@ -641,6 +642,16 @@
</span><span class="cx"> }
</span><span class="cx"> 
</span><span class="cx"> template &lt;class Context&gt;
</span><ins>+ContextExpression WASMFunctionParser::parseRelationalF64ExpressionI32(Context&amp; context, WASMOpExpressionI32 op)
+{
+    ContextExpression left = parseExpressionF64(context);
+    PROPAGATE_ERROR();
+    ContextExpression right = parseExpressionF64(context);
+    PROPAGATE_ERROR();
+    return context.buildRelationalF64(left, right, op);
+}
+
+template &lt;class Context&gt;
</ins><span class="cx"> ContextExpression WASMFunctionParser::parseExpressionF64(Context&amp; context)
</span><span class="cx"> {
</span><span class="cx">     bool hasImmediate;
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorewasmWASMFunctionParserh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.h (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.h        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/wasm/WASMFunctionParser.h        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -88,6 +88,7 @@
</span><span class="cx">     template &lt;class Context&gt; ContextExpression parseUnaryExpressionI32(Context&amp;, WASMOpExpressionI32);
</span><span class="cx">     template &lt;class Context&gt; ContextExpression parseBinaryExpressionI32(Context&amp;, WASMOpExpressionI32);
</span><span class="cx">     template &lt;class Context&gt; ContextExpression parseRelationalI32ExpressionI32(Context&amp;, WASMOpExpressionI32);
</span><ins>+    template &lt;class Context&gt; ContextExpression parseRelationalF64ExpressionI32(Context&amp;, WASMOpExpressionI32);
</ins><span class="cx"> 
</span><span class="cx">     template &lt;class Context&gt; ContextExpression parseExpressionF64(Context&amp;);
</span><span class="cx">     template &lt;class Context&gt; ContextExpression parseConstantPoolIndexExpressionF64(Context&amp;, uint32_t constantIndex);
</span></span></pre></div>
<a id="trunkSourceJavaScriptCorewasmWASMFunctionSyntaxCheckerh"></a>
<div class="modfile"><h4>Modified: trunk/Source/JavaScriptCore/wasm/WASMFunctionSyntaxChecker.h (189548 => 189549)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/Source/JavaScriptCore/wasm/WASMFunctionSyntaxChecker.h        2015-09-09 20:58:44 UTC (rev 189548)
+++ trunk/Source/JavaScriptCore/wasm/WASMFunctionSyntaxChecker.h        2015-09-09 21:01:03 UTC (rev 189549)
</span><span class="lines">@@ -98,6 +98,12 @@
</span><span class="cx">         return UNUSED;
</span><span class="cx">     }
</span><span class="cx"> 
</span><ins>+    int buildRelationalF64(int, int, WASMOpExpressionI32)
+    {
+        m_tempStackTop--;
+        return UNUSED;
+    }
+
</ins><span class="cx">     void linkTarget(const int&amp;) { }
</span><span class="cx">     void jumpToTarget(const int&amp;) { }
</span><span class="cx">     void jumpToTargetIf(JumpCondition, int, const int&amp;)
</span></span></pre>
</div>
</div>

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