diff options
Diffstat (limited to 'gcc/machmode.h')
| -rw-r--r-- | gcc/machmode.h | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/gcc/machmode.h b/gcc/machmode.h index 66ac7c0539d..5de16349919 100644 --- a/gcc/machmode.h +++ b/gcc/machmode.h @@ -225,12 +225,28 @@ extern const unsigned char mode_inner[NUM_MACHINE_MODES]; /* Get the size in bytes or bits of the basic parts of an object of mode MODE. */ -#define GET_MODE_UNIT_SIZE(MODE) GET_MODE_SIZE (GET_MODE_INNER (MODE)) +extern CONST_MODE_UNIT_SIZE unsigned char mode_unit_size[NUM_MACHINE_MODES]; +#if GCC_VERSION >= 4001 +#define GET_MODE_UNIT_SIZE(MODE) \ + ((unsigned char) (__builtin_constant_p (MODE) \ + ? mode_unit_size_inline (MODE) : mode_unit_size[MODE])) +#else +#define GET_MODE_UNIT_SIZE(MODE) mode_unit_size[MODE] +#endif #define GET_MODE_UNIT_BITSIZE(MODE) \ ((unsigned short) (GET_MODE_UNIT_SIZE (MODE) * BITS_PER_UNIT)) -#define GET_MODE_UNIT_PRECISION(MODE) GET_MODE_PRECISION (GET_MODE_INNER (MODE)) +extern const unsigned short mode_unit_precision[NUM_MACHINE_MODES]; +#if GCC_VERSION >= 4001 +#define GET_MODE_UNIT_PRECISION(MODE) \ + ((unsigned short) (__builtin_constant_p (MODE) \ + ? mode_unit_precision_inline (MODE)\ + : mode_unit_precision[MODE])) +#else +#define GET_MODE_UNIT_PRECISION(MODE) mode_unit_precision[MODE] +#endif + /* Get the number of units in the object. */ |