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AArch64: Define FP_TRAPPING_EXCEPTIONS.

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2012-12-04  Marcus Shawcroft <marcus.shawcroft@arm.com>

        * config/aarch64/sfp-machine.h (FP_EX_ALL): Define.
	(FP_EX_SHIFT): Define.
	(FP_TRAPPING_EXCEPTIONS): Define.

From-SVN: r194151
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Marcus Shawcroft 2012-12-04 15:51:55 +00:00 committed by Marcus Shawcroft
parent 408d29950d
commit 2562618148
2 changed files with 12 additions and 0 deletions
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6
libgcc/ChangeLog
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@ -1,3 +1,9 @@
2012-12-04 Marcus Shawcroft <marcus.shawcroft@arm.com>
* config/aarch64/sfp-machine.h (FP_EX_ALL): Define.
(FP_EX_SHIFT): Define.
(FP_TRAPPING_EXCEPTIONS): Define.
2012-12-04 Marcus Shawcroft <marcus.shawcroft@arm.com>
* config/aarch64/sfp-machine.h (FP_RND_MASK): Define.

6
libgcc/config/aarch64/sfp-machine.h
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@ -69,6 +69,10 @@ typedef int __gcc_CMPtype __attribute__ ((mode (__libgcc_cmp_return__)));
#define FP_EX_OVERFLOW 0x04
#define FP_EX_UNDERFLOW 0x08
#define FP_EX_INEXACT 0x10
#define FP_EX_SHIFT 8
#define FP_EX_ALL \
(FP_EX_INVALID | FP_EX_DIVZERO | FP_EX_OVERFLOW | FP_EX_UNDERFLOW \
| FP_EX_INEXACT)
void __sfp_handle_exceptions (int);
@ -78,6 +82,8 @@ void __sfp_handle_exceptions (int);
__sfp_handle_exceptions (_fex); \
} while (0);
#define FP_TRAPPING_EXCEPTIONS ((_fpcr >> FP_EX_SHIFT) & FP_EX_ALL)
#define FP_RND_NEAREST 0x000000
#define FP_RND_PINF 0x400000
#define FP_RND_MINF 0x800000