Port new version of ParallelMove's LGapResolver to X64.

src/ia32/lithium-gap-resolver-ia32.cc

Index: src/ia32/lithium-gap-resolver-ia32.cc
===================================================================
--- src/ia32/lithium-gap-resolver-ia32.cc	(revision 6414)
+++ src/ia32/lithium-gap-resolver-ia32.cc	(working copy)
@@ -32,12 +32,8 @@
 namespace internal {
 
 LGapResolver::LGapResolver(LCodeGen* owner)
-    : cgen_(owner), moves_(32), spilled_register_(-1) {
-  for (int i = 0; i < Register::kNumAllocatableRegisters; ++i) {
-    source_uses_[i] = 0;
-    destination_uses_[i] = 0;
-  }
-}
+    : cgen_(owner), moves_(32), source_uses_(), destination_uses_(),

[Kevin Millikin (Chromium), 2011/01/24 14:57:12]

I prefer treating the initializers like arguments in declarations (breaking one
per line if they don't all fit on one line):

    : cgen_(owner),
      moves_(32),
      source_uses_(),
      // ...

[William Hesse, 2011/01/26 10:05:57]

Done.

+      spilled_register_(-1) {}
 
 
 void LGapResolver::Resolve(LParallelMove* parallel_move) {