Danny Smith
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f34428eb35
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Support SSE float environment in fenv.h functions.
* cpu_features.c: New file.
* cpu_features.h: New file.
* crt1.c: Include "cpu_features.h".
(__mingw_CRTStartup): Call cpu_features_init().
* Makefile.in (MING_OBJS): Add cpu_features.c.
(SRCDIST_FILES): Add cpu_features.c, cpu_features.h.
* include/fenv,h ( fenv_t;): Append __mxcsr field.
(__MXCSR_EXCEPT_FLAG_SHIFT): New define.
(__MXCSR_EXCEPT_MASK_SHIFT): New define.
(__MXCSR_ROUND_FLAG_SHIFT): New define.
* mingwex/feclearexcept.c: Include "cpu_features.h".
Handle SSE environment.
* mingwex/fegetenv.c: Likewise.
* mingwex/feholdexcept.c: Likewise.
* mingwex/fesetenv.c: Likewise.
* mingwex/fesetexceptflag.c: Likewise.
* mingwex/fesetround.c: Likewise.
* mingwex/fetestexcept.c: Likewise.
* mingwex/feupdateenv.c: Likewise.
* mingwex/fegetround.c: Add comment.
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2006-07-03 10:32:58 +00:00 |
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