Fix ChangeLowering to use TruncateFloat64ToInt32.

TEST=cctest,compiler-unittests
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/484103002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23214 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/487333002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23211 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/490533002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23210 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts commit r23205.

Setting string-type flags in unit tests is not a good idea.

TBR=titzer@chromium.org

Review URL: https://codereview.chromium.org/489543002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23208 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=aandrey@chromium.org

Review URL: https://codereview.chromium.org/485113003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23207 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=arv@chromium.org, marja@chromium.org

Review URL: https://codereview.chromium.org/471603004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23206 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=titzer@chromium.org

Review URL: https://codereview.chromium.org/474633003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23205 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:3515
LOG=Y
R=adamk@chromium.org, dslomov@chromium.org

Review URL: https://codereview.chromium.org/478683002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23204 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=None
LOG=Y
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/454003002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23203 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/481043002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23202 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/468943002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23201 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/488543004

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23200 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

These were front-ends to ToOperand32, to specify sign-extension.
However, since r22148, bits 63-32 are ignored for 32-bit operations
anyway, so there's no need for the caller to be explicit.

BUG=
R=ulan@chromium.org

Review URL: https://codereview.chromium.org/483263003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23199 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts commit r23197.

TBR=titzer@chromium.org

Review URL: https://codereview.chromium.org/481413002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23198 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

* Add stack depth checking to function tester.
* Make context specialization clean up after itself.
* Add UpdateToAndIncrement to Inputs::iterator.
  Uses:iterator already provides this member function.
* Allow next node id in graph to be set.

R=mstarzinger@chromium.org, titzer@chromium.org

Review URL: https://codereview.chromium.org/453833003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23197 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=341423
LOG=Y
R=arv@chromium.org, dcarney@chromium.org, rossberg@chromium.org

Review URL: https://codereview.chromium.org/483173002

Patch from Yutaka Hirano <yhirano@chromium.org>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23196 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=hpayer@chromium.org

Review URL: https://codereview.chromium.org/487753003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23195 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:3427
LOG=N
R=rossberg@chromium.org

Review URL: https://codereview.chromium.org/364853009

Patch from Diego Pino <dpino@igalia.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23194 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This is required to correctly treat eval in unit tests.

BUG=
R=mstarzinger@chromium.org

Review URL: https://codereview.chromium.org/453953002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23193 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/486173002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23192 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Otherwise it is impossible to figure out from the --trace-deoptimization output what is going on.

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/467183002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23191 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Initial import of empty unit test suites for Toon and Hannes.

R=hpayer@chromium.org

Review URL: https://codereview.chromium.org/475233005

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23190 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/475823002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23188 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=jarin@chromium.org

Review URL: https://codereview.chromium.org/472823003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23187 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=jarin@chromium.org

Review URL: https://codereview.chromium.org/484603003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23186 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

SubStringKey::AsHandle is not GC-safe because the string backing store
may move.

R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/484703002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23185 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This affects arm64 and x64. Note that we do not yet optimize
these conversions. Later we will add support for merging these
conversion operators into other operations during instruction
selection.

TEST=cctest,compiler-unittests
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/487723002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23184 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/487703002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23183 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=verwaest@chromium.org
BUG=403717
LOG=N

Review URL: https://codereview.chromium.org/470083003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23182 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=v8:3506
LOG=N
R=bmeurer@chromium.org

Review URL: https://codereview.chromium.org/486123002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23181 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

(Doh, landed too early)

R=jkummerow@chromium.org

BUG=

Review URL: https://codereview.chromium.org/487163002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23180 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/483223003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23179 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/481073002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23178 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

This reverts commit r23142 because GoogleTest is very picky about the
parameterized test case names, so not even using an anonymous namespace
can please GTest. Also reverts the renaming applied to in the
ChangeLowering unit test.

TBR=jarin@chromium.org
BUG=v8:3489
LOG=n

Review URL: https://codereview.chromium.org/484953003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23177 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

port r23168.

original commit message:

 Use LookupIterator for CompileLoadInterceptor and delete Object::Lookup

BUG=
R=weiliang.lin@intel.com

Review URL: https://codereview.chromium.org/481323002

Patch from Chunyang Dai <chunyang.dai@intel.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23176 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Adds new ValueEffect operator to ensure proper scheduling of
AllocateHeapNumber call nodes.

Also includes some refactoring to reduce code duplication.

TEST=compiler-unittests
R=jarin@chromium.org

Review URL: https://codereview.chromium.org/481903002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23175 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Port r23168 (d860963)

BUG=
R=akos.palfi@imgtec.com

Review URL: https://codereview.chromium.org/473243003

Patch from Balazs Kilvady <balazs.kilvady@imgtec.com>.

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23173 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

TBR=machenbach@chromium.org

Review URL: https://codereview.chromium.org/478373002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23172 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Add temporary hack compatible with old delete behavior so we can roll into blink. We'll need to update the broken test.

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/483753003

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23171 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

Use LookupIterator in SetAccessor / DefineAccessor and remove "search_hidden_prototypes" from LookupOwn

BUG=
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/468163002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23169 ce2b1a6d-e550-0410-aec6-3dcde31c8c00