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Diffstat (limited to 'winsup/mingw/mingwex/math/round.c')
-rw-r--r--winsup/mingw/mingwex/math/round.c29
1 files changed, 0 insertions, 29 deletions
diff --git a/winsup/mingw/mingwex/math/round.c b/winsup/mingw/mingwex/math/round.c
deleted file mode 100644
index 9d8e949e4..000000000
--- a/winsup/mingw/mingwex/math/round.c
+++ /dev/null
@@ -1,29 +0,0 @@
-#include <fenv.h>
-
-double
-round (double x) {
- double retval;
- unsigned short saved_cw, _cw;
- __asm__ (
- "fnstcw %0;"
- : "=m" (saved_cw)
- ); /* save control word */
- _cw = ~(FE_TONEAREST | FE_DOWNWARD | FE_UPWARD | FE_TOWARDZERO)
- | (x > 0.0 ? FE_UPWARD : FE_DOWNWARD); /* round away from zero */
- __asm__ (
- "fldcw %0;"
- :
- : "m" (_cw)
- ); /* load the rounding control */
- __asm__ (
- "frndint;"
- : "=t" (retval)
- : "0" (x)
- ); /* do the rounding */
- __asm__ (
- "fldcw %0;"
- :
- : "m" (saved_cw)
- ); /* restore control word */
- return retval;
-}