Disable MMX intrinsics in qcms for x64 earlier than MSVC 2012

Disable MMX intrinsics in qcms for x64 earlier than MSVC 2012

MMX intrinsics aren't supported on x64 until MSVC 2012.

BUG=166496
TBR=scottmg

Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=180078

[commit-bot: I haz the power, 2013-02-01 01:12:51]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jschuh@chromium.org/12088098/2001

[scottmg, 2013-02-01 01:18:42]

lgtm

https://codereview.chromium.org/12088098/diff/2001/third_party/qcms/qcms.gyp
File third_party/qcms/qcms.gyp (right):

https://codereview.chromium.org/12088098/diff/2001/third_party/qcms/qcms.gyp#...
third_party/qcms/qcms.gyp:40: (OS=="win" and target_arch=="x64" and
MSVS_VERSION<"2012")', {
items = ["2008", "2008e", "2010", "2010e", "2012", "2012e"]
for a in items:
  for b in items:
    print a, b, a < b

confirms that "2012e" is ! < "2012". That's pretty subtle, so at least add a
comment to the effect that "this disables for all previous to 2012 including
2012e"

[jschuh, 2013-02-01 01:32:04]

https://codereview.chromium.org/12088098/diff/2001/third_party/qcms/qcms.gyp
File third_party/qcms/qcms.gyp (right):

https://codereview.chromium.org/12088098/diff/2001/third_party/qcms/qcms.gyp#...
third_party/qcms/qcms.gyp:40: (OS=="win" and target_arch=="x64" and
MSVS_VERSION<"2012")', {
On 2013/02/01 01:18:42, scottmg wrote:
> items = ["2008", "2008e", "2010", "2010e", "2012", "2012e"]
> for a in items:
>   for b in items:
>     print a, b, a < b
> 
> confirms that "2012e" is ! < "2012". That's pretty subtle, so at least add a
> comment to the effect that "this disables for all previous to 2012 including
> 2012e"

I already TBR'd... but I will add your comment.

[commit-bot: I haz the power, 2013-02-01 01:51:39]

Failed to trigger a try job on android_clang_dbg
HTTP Error 400: Bad Request

[commit-bot: I haz the power, 2013-02-01 01:53:01]

CQ is trying da patch. Follow status at
https://chromium-status.appspot.com/cq/jschuh@chromium.org/12088098/18001

[commit-bot: I haz the power, 2013-02-01 05:09:32]

Change committed as 180078