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authorThiago Macieira <thiago.macieira@intel.com>2011-12-29 22:44:16 -0200
committerQt by Nokia <qt-info@nokia.com>2012-03-23 19:43:00 +0100
commit1882cf1c9d68e0c325c89f0bdf368b47206f19e0 (patch)
treeb127c5b7de48526cf4ec83076c66ff18fb46f133 /mkspecs/features/qt.prf
parenta1b30b49ef09bef2e97b9a0622bf7ad622678fee (diff)
Add detection of AVX and AVX2 support in the compiler.
Intel CC 12.1 supports AVX2 but only with -march=core-avx2. The -mavx2 option produces a warning. GCC 4.6 does not recognise any option. GCC 4.7 recognises both -mavx2 and -march=core-avx2 so let's use the latter for now. We may need to change to -mavx2 when there's an AMD processor that supports AVX2 too. Change-Id: I529240e6e6c2c0e3942d357e0320212d954fe4de Reviewed-by: Oswald Buddenhagen <oswald.buddenhagen@nokia.com>
Diffstat (limited to 'mkspecs/features/qt.prf')
-rw-r--r--mkspecs/features/qt.prf1
1 files changed, 1 insertions, 0 deletions
diff --git a/mkspecs/features/qt.prf b/mkspecs/features/qt.prf
index 814ff37f84..fb67251600 100644
--- a/mkspecs/features/qt.prf
+++ b/mkspecs/features/qt.prf
@@ -210,4 +210,5 @@ ssse3:DEFINES += QT_HAVE_SSSE3
sse4_1:DEFINES += QT_HAVE_SSE4_1
sse4_2:DEFINES += QT_HAVE_SSE4_2
avx:DEFINES += QT_HAVE_AVX
+avx2:DEFINES += QT_HAVE_AVX2
iwmmxt:DEFINES += QT_HAVE_IWMMXT