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re PR target/55175 (i386/sfp-exceptions.c:52:7: error: impossible constraint in 'asm') 

PR target/55175
	* config/i386/sfp-exceptions.c: Guard with _SOFT_FLOAT.
	* config/i386/sfp-machine.h: Guard exception handling
	code with _SOFT_FLOAT.
	* config/i386/32/sfp-machine.h: Guard rounding handling
	code with _SOFT_FLOAT.
	* config/i386/64/sfp-machine.h: Ditto.

From-SVN: r193095
This commit is contained in:
Uros Bizjak 2012-11-02 15:09:02 +01:00 committed by Uros Bizjak
parent f99ffaa350
commit 73edb27727
5 changed files with 19 additions and 1 deletions
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12
libgcc/ChangeLog
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@ -1,3 +1,13 @@
2012-11-02 Uros Bizjak <ubizjak@gmail.com>
PR target/55175
* config/i386/sfp-exceptions.c: Guard with _SOFT_FLOAT.
* config/i386/sfp-machine.h: Guard exception handling
code with _SOFT_FLOAT.
* config/i386/32/sfp-machine.h: Guard rounding handling
code with _SOFT_FLOAT.
* config/i386/64/sfp-machine.h: Ditto.
2012-10-31 Joel Sherrill <joel.sherrill@oarcorp.com>
* config.host (m32r-*-rtems*): Include crtinit.o and crtfinit.o
@ -196,7 +206,7 @@
2012-09-01 Mark Kettenis <kettenis@openbsd.org>
* config.host (x86_64-*-openbsd*): New target.
2012-08-29 Chung-Lin Tang <cltang@codesourcery.com>
* config/mips/crtfastmath.c (set_fast_math): Add 'nomips16'

2
libgcc/config/i386/32/sfp-machine.h
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@ -77,6 +77,7 @@
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0, 0, 0
#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0, 0, 0
#ifndef _SOFT_FLOAT
#define FP_RND_NEAREST 0
#define FP_RND_ZERO 0xc00
#define FP_RND_PINF 0x800
@ -91,3 +92,4 @@
do { \
__asm__ __volatile__ ("fnstcw\t%0" : "=m" (_fcw)); \
} while (0)
#endif

2
libgcc/config/i386/64/sfp-machine.h
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@ -18,6 +18,7 @@ typedef unsigned int UTItype __attribute__ ((mode (TI)));
#define _FP_NANFRAC_E _FP_QNANBIT_E, 0
#define _FP_NANFRAC_Q _FP_QNANBIT_Q, 0
#ifndef _SOFT_FLOAT
#define FP_RND_NEAREST 0
#define FP_RND_ZERO 0x6000
#define FP_RND_PINF 0x4000
@ -32,3 +33,4 @@ typedef unsigned int UTItype __attribute__ ((mode (TI)));
do { \
__asm__ __volatile__ ("%vstmxcsr\t%0" : "=m" (_fcw)); \
} while (0)
#endif

2
libgcc/config/i386/sfp-exceptions.c
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@ -21,6 +21,7 @@
* <http://www.gnu.org/licenses/>.
*/
#ifndef _SOFT_FLOAT
#include "sfp-machine.h"
struct fenv
@ -88,3 +89,4 @@ __sfp_handle_exceptions (int _fex)
asm volatile ("fwait");
}
};
#endif

2
libgcc/config/i386/sfp-machine.h
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@ -40,6 +40,7 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
R##_c = FP_CLS_NAN; \
} while (0)
#ifndef _SOFT_FLOAT
#define FP_EX_INVALID 0x01
#define FP_EX_DENORM 0x02
#define FP_EX_DIVZERO 0x04
@ -56,6 +57,7 @@ void __sfp_handle_exceptions (int);
} while (0);
#define FP_ROUNDMODE (_fcw & FP_RND_MASK)
#endif
#define __LITTLE_ENDIAN 1234
#define __BIG_ENDIAN 4321