Fix IsDeletable() for HStringAdd, HStringCharCodeAt, HStringCharFromCode.
authortitzer@chromium.org <titzer@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 29 Jul 2013 12:35:43 +0000 (12:35 +0000)
committertitzer@chromium.org <titzer@chromium.org@ce2b1a6d-e550-0410-aec6-3dcde31c8c00>
Mon, 29 Jul 2013 12:35:43 +0000 (12:35 +0000)
commit37ee4a0369ae8dc124c2c9beb06116b7b89475cb
treeb8452a64d0b97664072f3eeb0d5055522a3db7b3
parent43e35a87e202966f172d3264b90f7195e860b9a5
Fix IsDeletable() for HStringAdd, HStringCharCodeAt, HStringCharFromCode.

BUG=
R=mstarzinger@chromium.org, svenpanne@chromium.org

Review URL: https://codereview.chromium.org/20241005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@15934 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
src/hydrogen-instructions.cc
src/hydrogen-instructions.h
test/mjsunit/compiler/dead-string-add-warm.js [new file with mode: 0644]
test/mjsunit/compiler/dead-string-add.js [new file with mode: 0644]
test/mjsunit/compiler/dead-string-char-code-at.js [new file with mode: 0644]
test/mjsunit/compiler/dead-string-char-code-at2.js [new file with mode: 0644]
test/mjsunit/compiler/dead-string-char-from-code.js [new file with mode: 0644]