commit bb0a5fe31a71fdc5b3292d62169f428d531437a4
author John Porto <jpp@chromium.org> Fri Sep 04 11:23:41 2015 -0700
committer John Porto <jpp@chromium.org> Fri Sep 04 11:23:41 2015 -0700
tree 21be4ebac6ca574e77d11163f0ba56bd29fefe8c
parent 8f98cdd255a1e1f07032e660d928a69a4ebece5b

Subzero. Changes the Register Allocator so that it is aware of register
aliases.

BUG=
R=jvoung@chromium.org, stichnot@chromium.org

Review URL: https://codereview.chromium.org/1319203005.

src/IceTargetLoweringARM32.cpp

diff --git a/src/IceTargetLoweringARM32.cpp b/src/IceTargetLoweringARM32.cpp
index 9b10eff..5edd00a 100644
--- a/src/IceTargetLoweringARM32.cpp
+++ b/src/IceTargetLoweringARM32.cpp
@@ -187,6 +187,8 @@
   Float32Registers[RegARM32::val] = isFP32;                                    \
   Float64Registers[RegARM32::val] = isFP64;                                    \
   VectorRegisters[RegARM32::val] = isVec128;                                   \
+  RegisterAliases[RegARM32::val].resize(RegARM32::Reg_NUM);                    \
+  RegisterAliases[RegARM32::val].set(RegARM32::val);                           \
   ScratchRegs[RegARM32::val] = scratch;
   REGARM32_TABLE;
 #undef X