tweaks for AVX detection

diff --git a/libs/pbd/fpu.cc b/libs/pbd/fpu.cc
index 13f0ea6ac41e1ab0db475351fa914baaa518ee77..7b73c689c449a0135ea6cbbcc1d5fc4b99e5a607 100644 (file)
--- a/libs/pbd/fpu.cc
+++ b/libs/pbd/fpu.cc
@@ -153,9 +153,9 @@ FPU::FPU ()
        
                __cpuid (cpu_info, 1);
 
-               if ((cpu_info[2] & (1<<27)) /* AVX */ &&
-                   (cpu_info[2] & (1<<28) /* (OS)XSAVE */) &&
-                   (_xgetbv (_XCR_XFEATURE_ENABLED_MASK) & 0x6)) { /* OS really supports XSAVE */
+               if ((cpu_info[2] & (1<<27)) /* OSXSAVE */ &&
+                   (cpu_info[2] & (1<<28) /* AVX */) &&
+                   ((_xgetbv (_XCR_XFEATURE_ENABLED_MASK) & 0x6) == 0x6)) { /* OS really supports XSAVE */
                        info << _("AVX-capable processor") << endmsg;
                        _flags = Flags (_flags | (HasAVX) );
                }