diff options
| author |  Christoph Hertzberg <chtz@informatik.uni-bremen.de> | 2016-03-20 10:57:08 +0100 |
|---|---|---|
| committer | Christoph Hertzberg <chtz@informatik.uni-bremen.de> | 2016-03-20 10:57:08 +0100 |
| commit | b224771f403def7ade226a7410262361f495f668 (patch) | |
| tree | 63ab65ed66650f17d59f71dadbeadb8bfd5392f6 /bench/btl | |
| parent | 8e03333f06f4a55c5d9698caca208fa91dcc87f3 (diff) | |
bug #1178: Simplified modification of the SSE control register for better portability
Diffstat (limited to 'bench/btl')
| -rw-r--r-- | bench/btl/generic_bench/btl.hh | 13 |
1 files changed, 4 insertions, 9 deletions
diff --git a/bench/btl/generic_bench/btl.hh b/bench/btl/generic_bench/btl.hh index 92af1306a..706b00fb0 100644 --- a/bench/btl/generic_bench/btl.hh +++ b/bench/btl/generic_bench/btl.hh @@ -44,15 +44,10 @@ #define BTL_ASM_COMMENT(X) #endif -#if (defined __GNUC__) && (!defined __INTEL_COMPILER) && !defined(__arm__) && !defined(__powerpc__) -#define BTL_DISABLE_SSE_EXCEPTIONS() { \ - int aux = 0; \ - asm( \ - "stmxcsr %[aux] \n\t" \ - "orl $32832, %[aux] \n\t" \ - "ldmxcsr %[aux] \n\t" \ - : : [aux] "m" (aux)); \ -} +#ifdef __SSE__ +#include "xmmintrin.h" +// This enables flush to zero (FTZ) and denormals are zero (DAZ) modes: +#define BTL_DISABLE_SSE_EXCEPTIONS() { _mm_setcsr(_mm_getcsr() | 0x8040); } #else #define BTL_DISABLE_SSE_EXCEPTIONS() #endif |