# HG changeset patch
# User Dan Gohman <sunfish@mozilla.com>
# Parent  d9b405d82cffb07343a5f2fd941e029298c7f6c4
# Bug 1390214 - IonMonkey: Don't test for a 3-byte opcode in a 2-byte opcode predicate.
# https://bug1390214.bmoattachments.org/attachment.cgi?id=8902972

diff --git a/src/third_party/mozjs-45/extract/js/src/jit/x86-shared/Encoding-x86-shared.h b/src/third_party/mozjs-45/extract/js/src/jit/x86-shared/Encoding-x86-shared.h
--- a/src/third_party/mozjs-45/extract/js/src/jit/x86-shared/Encoding-x86-shared.h
+++ b/src/third_party/mozjs-45/extract/js/src/jit/x86-shared/Encoding-x86-shared.h
@@ -310,17 +310,16 @@ enum ThreeByteOpcodeID {
 
 // Test whether the given opcode should be printed with its operands reversed.
 inline bool IsXMMReversedOperands(TwoByteOpcodeID opcode)
 {
     switch (opcode) {
       case OP2_MOVSD_WsdVsd: // also OP2_MOVPS_WpsVps
       case OP2_MOVAPS_WsdVsd:
       case OP2_MOVDQ_WdqVdq:
-      case OP3_PEXTRD_EdVdqIb:
         return true;
       default:
         break;
     }
     return false;
 }
 
 enum ThreeByteEscape {