diff options
Diffstat (limited to 'libc/sysdeps/powerpc/bits/fenv.h')
| -rw-r--r-- | libc/sysdeps/powerpc/bits/fenv.h | 137 |
1 files changed, 82 insertions, 55 deletions
diff --git a/libc/sysdeps/powerpc/bits/fenv.h b/libc/sysdeps/powerpc/bits/fenv.h index 817feaa7f..43e0f4c73 100644 --- a/libc/sysdeps/powerpc/bits/fenv.h +++ b/libc/sysdeps/powerpc/bits/fenv.h @@ -1,4 +1,4 @@ -/* Copyright (C) 1997, 1998, 1999, 2004, 2006,2008 Free Software Foundation, Inc. +/* Copyright (C) 1997-2012 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or @@ -25,16 +25,21 @@ the appropriate bits in the SPEFSCR... */ enum { - FE_INEXACT = 1 << (63 - 42), -#define FE_INEXACT FE_INEXACT - FE_INVALID = 1 << (63 - 43), -#define FE_INVALID FE_INVALID - FE_DIVBYZERO = 1 << (63 - 44), -#define FE_DIVBYZERO FE_DIVBYZERO - FE_UNDERFLOW = 1 << (63 - 45), -#define FE_UNDERFLOW FE_UNDERFLOW - FE_OVERFLOW = 1 << (63 - 46) -#define FE_OVERFLOW FE_OVERFLOW + FE_INEXACT = +#define FE_INEXACT (1 << (63 - 42)) + FE_INEXACT, + FE_INVALID = +#define FE_INVALID (1 << (63 - 43)) + FE_INVALID, + FE_DIVBYZERO = +#define FE_DIVBYZERO (1 << (63 - 44)) + FE_DIVBYZERO, + FE_UNDERFLOW = +#define FE_UNDERFLOW (1 << (63 - 45)) + FE_UNDERFLOW, + FE_OVERFLOW = +#define FE_OVERFLOW (1 << (63 - 46)) + FE_OVERFLOW }; #define FE_ALL_EXCEPT \ @@ -45,14 +50,18 @@ enum macros. */ enum { - FE_TONEAREST = 0, -#define FE_TONEAREST FE_TONEAREST - FE_TOWARDZERO = 1, -#define FE_TOWARDZERO FE_TOWARDZERO - FE_UPWARD = 2, -#define FE_UPWARD FE_UPWARD - FE_DOWNWARD = 3 -#define FE_DOWNWARD FE_DOWNWARD + FE_TONEAREST = +#define FE_TONEAREST 0 + FE_TONEAREST, + FE_TOWARDZERO = +#define FE_TOWARDZERO 1 + FE_TOWARDZERO, + FE_UPWARD = +#define FE_UPWARD 2 + FE_UPWARD, + FE_DOWNWARD = +#define FE_DOWNWARD 3 + FE_DOWNWARD }; /* Type representing exception flags. */ @@ -84,14 +93,18 @@ extern const fenv_t *__fe_nomask_env (void); the appropriate bits in the FPSCR... */ enum { - FE_INEXACT = 1 << (31 - 6), -#define FE_INEXACT FE_INEXACT - FE_DIVBYZERO = 1 << (31 - 5), -#define FE_DIVBYZERO FE_DIVBYZERO - FE_UNDERFLOW = 1 << (31 - 4), -#define FE_UNDERFLOW FE_UNDERFLOW - FE_OVERFLOW = 1 << (31 - 3), -#define FE_OVERFLOW FE_OVERFLOW + FE_INEXACT = +#define FE_INEXACT (1 << (31 - 6)) + FE_INEXACT, + FE_DIVBYZERO = +#define FE_DIVBYZERO (1 << (31 - 5)) + FE_DIVBYZERO, + FE_UNDERFLOW = +#define FE_UNDERFLOW (1 << (31 - 4)) + FE_UNDERFLOW, + FE_OVERFLOW = +#define FE_OVERFLOW (1 << (31 - 3)) + FE_OVERFLOW, /* ... except for FE_INVALID, for which we use bit 31. FE_INVALID actually corresponds to bits 7 through 12 and 21 through 23 @@ -99,8 +112,9 @@ enum says that it must be a power of 2. Instead we use bit 2 which is the summary bit for all the FE_INVALID exceptions, which kind of makes sense. */ - FE_INVALID = 1 << (31 - 2), -#define FE_INVALID FE_INVALID + FE_INVALID = +#define FE_INVALID (1 << (31 - 2)) + FE_INVALID, #ifdef __USE_GNU /* Breakdown of the FE_INVALID bits. Setting FE_INVALID on an @@ -110,43 +124,52 @@ enum enable these exceptions individually. */ /* Operation with SNaN. */ - FE_INVALID_SNAN = 1 << (31 - 7), -# define FE_INVALID_SNAN FE_INVALID_SNAN + FE_INVALID_SNAN = +# define FE_INVALID_SNAN (1 << (31 - 7)) + FE_INVALID_SNAN, /* Inf - Inf */ - FE_INVALID_ISI = 1 << (31 - 8), -# define FE_INVALID_ISI FE_INVALID_ISI + FE_INVALID_ISI = +# define FE_INVALID_ISI (1 << (31 - 8)) + FE_INVALID_ISI, /* Inf / Inf */ - FE_INVALID_IDI = 1 << (31 - 9), -# define FE_INVALID_IDI FE_INVALID_IDI + FE_INVALID_IDI = +# define FE_INVALID_IDI (1 << (31 - 9)) + FE_INVALID_IDI, /* 0 / 0 */ - FE_INVALID_ZDZ = 1 << (31 - 10), -# define FE_INVALID_ZDZ FE_INVALID_ZDZ + FE_INVALID_ZDZ = +# define FE_INVALID_ZDZ (1 << (31 - 10)) + FE_INVALID_ZDZ, /* Inf * 0 */ - FE_INVALID_IMZ = 1 << (31 - 11), -# define FE_INVALID_IMZ FE_INVALID_IMZ + FE_INVALID_IMZ = +# define FE_INVALID_IMZ (1 << (31 - 11)) + FE_INVALID_IMZ, /* Comparison with NaN or SNaN. */ - FE_INVALID_COMPARE = 1 << (31 - 12), -# define FE_INVALID_COMPARE FE_INVALID_COMPARE + FE_INVALID_COMPARE = +# define FE_INVALID_COMPARE (1 << (31 - 12)) + FE_INVALID_COMPARE, /* Invalid operation flag for software (not set by hardware). */ /* Note that some chips don't have this implemented, presumably because no-one expected anyone to write software for them %-). */ - FE_INVALID_SOFTWARE = 1 << (31 - 21), -# define FE_INVALID_SOFTWARE FE_INVALID_SOFTWARE + FE_INVALID_SOFTWARE = +# define FE_INVALID_SOFTWARE (1 << (31 - 21)) + FE_INVALID_SOFTWARE, /* Square root of negative number (including -Inf). */ /* Note that some chips don't have this implemented. */ - FE_INVALID_SQRT = 1 << (31 - 22), -# define FE_INVALID_SQRT FE_INVALID_SQRT + FE_INVALID_SQRT = +# define FE_INVALID_SQRT (1 << (31 - 22)) + FE_INVALID_SQRT, /* Conversion-to-integer of a NaN or a number too large or too small. */ - FE_INVALID_INTEGER_CONVERSION = 1 << (31 - 23) -# define FE_INVALID_INTEGER_CONVERSION FE_INVALID_INTEGER_CONVERSION + FE_INVALID_INTEGER_CONVERSION = +# define FE_INVALID_INTEGER_CONVERSION (1 << (31 - 23)) + FE_INVALID_INTEGER_CONVERSION # define FE_ALL_INVALID \ (FE_INVALID_SNAN | FE_INVALID_ISI | FE_INVALID_IDI | FE_INVALID_ZDZ \ @@ -163,14 +186,18 @@ enum appropriate macros. */ enum { - FE_TONEAREST = 0, -#define FE_TONEAREST FE_TONEAREST - FE_TOWARDZERO = 1, -#define FE_TOWARDZERO FE_TOWARDZERO - FE_UPWARD = 2, -#define FE_UPWARD FE_UPWARD - FE_DOWNWARD = 3 -#define FE_DOWNWARD FE_DOWNWARD + FE_TONEAREST = +#define FE_TONEAREST 0 + FE_TONEAREST, + FE_TOWARDZERO = +#define FE_TOWARDZERO 1 + FE_TOWARDZERO, + FE_UPWARD = +#define FE_UPWARD 2 + FE_UPWARD, + FE_DOWNWARD = +#define FE_DOWNWARD 3 + FE_DOWNWARD }; /* Type representing exception flags. */ |