1 files changed, 53 insertions, 0 deletions
diff --git a/js/src/jit-test/lib/codegen-test-common.js b/js/src/jit-test/lib/codegen-test-common.js
new file mode 100644
index 0000000000..ad5511746b
--- /dev/null
+++ b/js/src/jit-test/lib/codegen-test-common.js
@@ -0,0 +1,53 @@
+// Set to true to emit ' +' instead of the unreadable '\s+'.
+var SPACEDEBUG = false;
+
+// Any hex string
+var HEX = '[0-9a-fA-F]'
+var HEXES = `${HEX}+`;
+
+function wrap(options, funcs) {
+    if ('memory' in options)
+        return `(module (memory ${options.memory}) ${funcs})`;
+    return `(module ${funcs})`;
+}
+
+function fixlines(s) {
+    return s.split(/\n+/)
+        .map(strip)
+        .filter(x => x.length > 0)
+        .map(x => '(?:0x)?' + HEXES + ' ' + x)
+        .map(spaces)
+        .join('\n');
+}
+
+function strip(s) {
+    while (s.length > 0 && isspace(s.charAt(0)))
+        s = s.substring(1);
+    while (s.length > 0 && isspace(s.charAt(s.length-1)))
+        s = s.substring(0, s.length-1);
+    return s;
+}
+
+function striplines(s) {
+    return s.split('\n').map(strip).join('\n');
+}
+
+function spaces(s) {
+    let t = '';
+    let i = 0;
+    while (i < s.length) {
+        if (isspace(s.charAt(i))) {
+            t += SPACEDEBUG ? ' +' : '\\s+';
+            i++;
+            while (i < s.length && isspace(s.charAt(i)))
+                i++;
+        } else {
+            t += s.charAt(i++);
+        }
+    }
+    return t;
+}
+
+function isspace(c) {
+    return c == ' ' || c == '\t';
+}