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X87: [RegisterConfiguration] Streamline access to arch defaults, simplify Registers.

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port 257336d26a (r37297)

  original commit message:
  Replaces ArchDefault method with Crankshaft and Turbofan getters.
  Eliminates IsAllocated method on Register, FloatRegister, DoubleRegister.
  Eliminates ToString method too.
  Changes call sites to access appropriate arch default RegisterConfiguration.

BUG=

Review-Url: https://codereview.chromium.org/2114553002
Cr-Commit-Position: refs/heads/master@{#37413}
This commit is contained in:
zhengxing.li 2016-06-29 23:23:49 -07:00 committed by Commit bot
parent 10714b633c
commit 21550e025c
1 changed files with 2 additions and 2 deletions
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4
src/x87/code-stubs-x87.h
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@ -298,8 +298,8 @@ class RecordWriteStub: public PlatformCodeStub {
Register r2,
Register r3) {
for (int i = 0; i < Register::kNumRegisters; i++) {
Register candidate = Register::from_code(i);
if (candidate.IsAllocatable()) {
if (RegisterConfiguration::Crankshaft()->IsAllocatableGeneralCode(i)) {
Register candidate = Register::from_code(i);
if (candidate.is(ecx)) continue;
if (candidate.is(r1)) continue;
if (candidate.is(r2)) continue;