| Message ID | 50A3B942.3020004@arm.com |
|---|---|
| State | New |
| Headers | show |
PING On 14 Nov 2012, at 15:31, Marcus Shawcroft <Marcus.Shawcroft@arm.com> wrote: > This patch provides a definition of FP_TRAPPING_EXCEPTION for aarch64. > > /Marcus > > 2012-11-14 Marcus Shawcroft <marcus.shawcroft@arm.com> > > * config/aarch64/sfp-machine.h (FP_EX_ALL): Define. > (FP_EX_SHIFT): Define. > (FP_TRAPPING_EXCEPTIONS): Define. > <0003-AArch64-FP_TRAPPING_EXCEPTIONS.patch>
diff --git a/libgcc/config/aarch64/sfp-machine.h b/libgcc/config/aarch64/sfp-machine.h index 6c56a92..52b6fb2 100644 --- a/libgcc/config/aarch64/sfp-machine.h +++ b/libgcc/config/aarch64/sfp-machine.h @@ -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