Remove the last remnants of the TranscendentalCache.

src/mips/lithium-mips.cc

Index: src/mips/lithium-mips.cc
diff --git a/src/mips/lithium-mips.cc b/src/mips/lithium-mips.cc
index 1ca008cb0f0136ac7419fe20cbd15b7125a43256..324fe787b70e4d39bc12d1fff805e5f3e1134a95 100644
--- a/src/mips/lithium-mips.cc
+++ b/src/mips/lithium-mips.cc
@@ -1201,9 +1201,8 @@ LInstruction* LChunkBuilder::DoUnaryMathOperation(HUnaryMathOperation* instr) {
 
 
 LInstruction* LChunkBuilder::DoMathLog(HUnaryMathOperation* instr) {
-  LOperand* input = UseFixedDouble(instr->value(), f4);
-  LMathLog* result = new(zone()) LMathLog(input);
-  return MarkAsCall(DefineFixedDouble(result, f4), instr);
+  LOperand* input = UseRegister(instr->value());

[Yang, 2013/12/13 15:54:39]

We are not using a fixed double register anymore. Do we then get a double
register assigned?

[Sven Panne, 2013/12/16 08:20:23]

This seems to be the case, and it is done like this for floor, abs, sqrt, etc.

+  return DefineAsRegister(new(zone()) LMathLog(input));
 }