LGTM

Committed: http://code.google.com/p/v8/source/detail?r=7358


http://codereview.chromium.org/6730029/diff/1/src/arm/lithium-codegen-arm.cc
File src/arm/lithium-codegen-arm.cc (right):

http://codereview.chromium.org/6730029/diff/1/src/arm/lithium-codegen-arm.cc#newcode1178
src/arm/lithium-codegen-arm.cc:1178: bool can_overflow =
instr->hydrogen()->CheckFlag(HValue::kCanOverflow);
On 2011/03/25 00:23:09, Rodolph Perfetta wrote:
On 2011/03/24 20:32:24, Søren Gjesse wrote:
> Can't we just use SetCC always?

We could, but on modern cores, setting the flags when not needed
introduces a
dependency which tend to reduce the core efficiency. Admittedly the
impact for
one instruction is going to be very small. If you want I'll revert
that.

No, I am fine with that - I just wanted to know the reason.

http://codereview.chromium.org/6730029/

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