I32x4U/SConvertI16x8Low/High, I16x8U/SConvertI8x16Low/High

Add pmovsxbw/wd, pmovzxbw/wd and AVX version
Add Palignr, Pmovsxbw/wd, Pmovzxbw/wd macro.
Reconstruct ptest/vptest, Ptest using macro

Change-Id: I4a26b3bb6d5791f72e3192c914758287701e78a0
Reviewed-on: https://chromium-review.googlesource.com/1111691
Commit-Queue: Jing Bao <jing.bao@intel.com>
Reviewed-by: Bill Budge <bbudge@chromium.org>
Reviewed-by: Aseem Garg <aseemgarg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53990}

- Handles zip, unzip, and transpose shuffles/swizzles.
- Adds punpck* instructions to assembler.

Bug: v8:6020
Change-Id: If124b7a7462ffd0470347b54ce4a93c01667e384
Reviewed-on: https://chromium-review.googlesource.com/1084069Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#53947}

I16x8SConvertI32x4, I16x8UConvertI32x4,
I8x16SConvertI16x8, I8x16UConvertI16x8

Add packsswb/packssdw/packuswb/packusdw

Change-Id: Ibb661a20fa032d732fec20b3d48190f44d2d4bd4
Reviewed-on: https://chromium-review.googlesource.com/1027123Reviewed-by: Bill Budge <bbudge@chromium.org>
Commit-Queue: Jing Bao <jing.bao@intel.com>
Cr-Commit-Position: refs/heads/master@{#52870}

Also Add vhaddps to x64
Fix haddps for SSE3 scope and disassembler on ia32/x64

Change-Id: If511e6428fa1ce034b4281943dfee1405c9d4ffc
Reviewed-on: https://chromium-review.googlesource.com/939265Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Jing Bao <jing.bao@intel.com>
Cr-Commit-Position: refs/heads/master@{#51642}

This check verifies that all .h files in the src/ directory have an
include guard of the form

 #ifndef V8_PATH_TO_FILE_H_
 #define V8_PATH_TO_FILE_H_
 // ...
 #endif  // V8_PATH_TO_FILE_H_

The check can be skipped with a magic comment:

 // PRESUBMIT_INTENTIONALLY_MISSING_INCLUDE_GUARD

Cq-Include-Trybots: luci.v8.try:v8_linux_noi18n_rel_ng;master.tryserver.blink:linux_trusty_blink_rel
Change-Id: I0a7b96abec289ad60f64ba8418f1892a6969596d
Reviewed-on: https://chromium-review.googlesource.com/897487Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Reviewed-by: Aleksey Kozyatinskiy <kozyatinskiy@chromium.org>
Reviewed-by: Georg Neis <neis@chromium.org>
Reviewed-by: Michael Starzinger <mstarzinger@chromium.org>
Reviewed-by: Andreas Haas <ahaas@chromium.org>
Commit-Queue: Jakob Gruber <jgruber@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51079}

This reverts commit 2857e783.

Reason for revert:
https://build.chromium.org/p/client.v8/builders/V8%20Linux/builds/20965

Original change's description:
> [ia32][wasm] Add I32x4AddHoriz and I16x8AddHoriz
> 
> Add phaddd, phaddw and AVX version
> Add vmovdqu and Movdqu macro
> 
> Bug: 
> Change-Id: I4f5c0cf96ab481fc18f0a0d554101a996a16c954
> Reviewed-on: https://chromium-review.googlesource.com/715677
> Commit-Queue: Jing Bao <jing.bao@intel.com>
> Reviewed-by: Bill Budge <bbudge@chromium.org>
> Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#48621}

TBR=bbudge@chromium.org,mtrofin@chromium.org,bmeurer@chromium.org,jing.bao@intel.com

Change-Id: Icaf36b46134e77e46180fc1671d0c6569b729a89
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/722679Reviewed-by: Michael Achenbach <machenbach@chromium.org>
Commit-Queue: Michael Achenbach <machenbach@chromium.org>
Cr-Commit-Position: refs/heads/master@{#48622}

Add phaddd, phaddw and AVX version
Add vmovdqu and Movdqu macro

Bug: 
Change-Id: I4f5c0cf96ab481fc18f0a0d554101a996a16c954
Reviewed-on: https://chromium-review.googlesource.com/715677
Commit-Queue: Jing Bao <jing.bao@intel.com>
Reviewed-by: Bill Budge <bbudge@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#48621}

Reconstruct pshufb using macro

Bug: 
Change-Id: I5556ce1108378fc7a7658443cd09c3f676c16aa7
Reviewed-on: https://chromium-review.googlesource.com/603907Reviewed-by: Bill Budge <bbudge@chromium.org>
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Bill Budge <bbudge@chromium.org>
Cr-Commit-Position: refs/heads/master@{#47228}

Add instructions in following format:
instr(xmm, xmm/mem)
vinstr(xmm, xmm, xmm/mem)

BUG=

Review-Url: https://codereview.chromium.org/2744643004
Cr-Commit-Position: refs/heads/master@{#43760}

CreateInt32x4, Int32x4ExtractLane, Int32x4ReplaceLane
Int32x4Add, Int32x4Sub

Also add paddd, psubd, vpaddd, vpsubd, pinsrw to ia32-assembler

BUG=

Review-Url: https://codereview.chromium.org/2695613004
Cr-Original-Commit-Position: refs/heads/master@{#43483}
Committed: https://chromium.googlesource.com/v8/v8/+/4deb9ffdecf121c69a3db7eae6698eae23a80a15
Review-Url: https://codereview.chromium.org/2695613004
Cr-Commit-Position: refs/heads/master@{#43708}

R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/1269323003

Cr-Commit-Position: refs/heads/master@{#30023}

This involved renaming apart a few more intrinsics. In the long run,
we want to clean up redundant intrinsics which just delegate.

BUG=v8:3947
LOG=n

Review URL: https://codereview.chromium.org/984963002

Cr-Commit-Position: refs/heads/master@{#27043}

BUG=chromium:412967
LOG=N
R=jkummerow@chromium.org

Review URL: https://codereview.chromium.org/571903002

git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@23938 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

BUG=347912
LOG=y
R=verwaest@chromium.org

Review URL: https://codereview.chromium.org/183683005

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19601 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

LOG=y
BUG=347542
R=yangguo@chromium.org

Review URL: https://codereview.chromium.org/183763007

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19592 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=arv@chromium.org, mstarzinger@chromium.org
BUG=346141
LOG=Y

Review URL: https://codereview.chromium.org/177883002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19539 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=ishell@chromium.org

Review URL: https://codereview.chromium.org/165743003

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19511 ce2b1a6d-e550-0410-aec6-3dcde31c8c00

R=dslomov@chromium.org
BUG=v8:3159
LOG=N

Review URL: https://codereview.chromium.org/163293002

git-svn-id: http://v8.googlecode.com/svn/branches/bleeding_edge@19369 ce2b1a6d-e550-0410-aec6-3dcde31c8c00