diff options
Diffstat (limited to 'gcc/config/spu/spu.c')
| -rw-r--r-- | gcc/config/spu/spu.c | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/gcc/config/spu/spu.c b/gcc/config/spu/spu.c index 413567ba2bd..4ce227b7f95 100644 --- a/gcc/config/spu/spu.c +++ b/gcc/config/spu/spu.c @@ -7173,6 +7173,14 @@ spu_can_change_mode_class (machine_mode from, machine_mode to, reg_class_t) || (GET_MODE_SIZE (from) <= 4 && GET_MODE_SIZE (to) <= 4) || (GET_MODE_SIZE (from) >= 16 && GET_MODE_SIZE (to) >= 16)); } + +/* Implement TARGET_TRULY_NOOP_TRUNCATION. */ + +static bool +spu_truly_noop_truncation (unsigned int outprec, unsigned int inprec) +{ + return inprec <= 32 && outprec <= inprec; +} /* Table of machine attributes. */ static const struct attribute_spec spu_attribute_table[] = @@ -7407,6 +7415,9 @@ static const struct attribute_spec spu_attribute_table[] = #undef TARGET_CAN_CHANGE_MODE_CLASS #define TARGET_CAN_CHANGE_MODE_CLASS spu_can_change_mode_class +#undef TARGET_TRULY_NOOP_TRUNCATION +#define TARGET_TRULY_NOOP_TRUNCATION spu_truly_noop_truncation + struct gcc_target targetm = TARGET_INITIALIZER; #include "gt-spu.h" |