Add initial hydrogenized NewStringAddStub.
authorbmeurer@chromium.org <bmeurer@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Tue, 12 Nov 2013 10:21:08 +0000 (10:21 +0000)
committerbmeurer@chromium.org <bmeurer@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Tue, 12 Nov 2013 10:21:08 +0000 (10:21 +0000)
commit6f75e92902f5fa74f6e105e61e386e51601a5512
tree4fb1f7a29a906e50bd600aa2ef11b735716cb1b4
parent51d637a073e11808cd68d37773dd78130b74caf3
Add initial hydrogenized NewStringAddStub.

The new stub is enabled via the --new-string-add flag, which is
disabled by default. For now, it's only a stripped down version
of the native StringAddStub, it's still work-in-progress.

BUG=v8:2990
R=mvstanton@chromium.org

Review URL: https://codereview.chromium.org/61893009

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@17635 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
21 files changed:
src/arm/code-stubs-arm.cc
src/arm/full-codegen-arm.cc
src/arm/lithium-arm.cc
src/arm/lithium-codegen-arm.cc
src/code-stubs-hydrogen.cc
src/code-stubs.cc
src/code-stubs.h
src/flag-definitions.h
src/hydrogen-instructions.h
src/hydrogen.cc
src/hydrogen.h
src/ia32/code-stubs-ia32.cc
src/ia32/full-codegen-ia32.cc
src/ia32/lithium-codegen-ia32.cc
src/ia32/lithium-ia32.cc
src/isolate.cc
src/x64/code-stubs-x64.cc
src/x64/full-codegen-x64.cc
src/x64/lithium-codegen-x64.cc
src/x64/lithium-x64.cc
test/mjsunit/new-string-add.js [new file with mode: 0644]