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Diffstat (limited to 'winsup/mingw/mingwex/fesetround.c')
-rw-r--r--winsup/mingw/mingwex/fesetround.c30
1 files changed, 0 insertions, 30 deletions
diff --git a/winsup/mingw/mingwex/fesetround.c b/winsup/mingw/mingwex/fesetround.c
deleted file mode 100644
index e90dbb4e7..000000000
--- a/winsup/mingw/mingwex/fesetround.c
+++ /dev/null
@@ -1,30 +0,0 @@
-#include <fenv.h>
-#include "cpu_features.h"
-
- /* 7.6.3.2
- The fesetround function establishes the rounding direction
- represented by its argument round. If the argument is not equal
- to the value of a rounding direction macro, the rounding direction
- is not changed. */
-
-int fesetround (int mode)
-{
- unsigned short _cw;
- if ((mode & ~(FE_TONEAREST | FE_DOWNWARD | FE_UPWARD | FE_TOWARDZERO))
- != 0)
- return -1;
- __asm__ volatile ("fnstcw %0;": "=m" (_cw));
- _cw &= ~(FE_TONEAREST | FE_DOWNWARD | FE_UPWARD | FE_TOWARDZERO);
- _cw |= mode;
- __asm__ volatile ("fldcw %0;" : : "m" (_cw));
-
- if (__HAS_SSE)
- {
- __asm__ volatile ("stmxcsr %0" : "=m" (_cw));
- _cw &= ~ 0x6000;
- _cw |= (mode << __MXCSR_ROUND_FLAG_SHIFT);
- __asm__ volatile ("ldmxcsr %0" : : "m" (_cw));
- }
-
- return 0;
-}