diff options
Diffstat (limited to 'gcc/config/s390/s390.h')
| -rw-r--r-- | gcc/config/s390/s390.h | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/gcc/config/s390/s390.h b/gcc/config/s390/s390.h index a52f866628a..0682fb668bc 100644 --- a/gcc/config/s390/s390.h +++ b/gcc/config/s390/s390.h @@ -469,29 +469,6 @@ extern const char *s390_host_detect_local_cpu (int argc, const char **argv); 15, 32, 33, 34, 35, 36, 37 } -/* Fitting values into registers. */ - -/* Integer modes <= word size fit into any GPR. - Integer modes > word size fit into successive GPRs, starting with - an even-numbered register. - SImode and DImode fit into FPRs as well. - - Floating point modes <= word size fit into any FPR or GPR. - Floating point modes > word size (i.e. DFmode on 32-bit) fit - into any FPR, or an even-odd GPR pair. - TFmode fits only into an even-odd FPR pair. - - Complex floating point modes fit either into two FPRs, or into - successive GPRs (again starting with an even number). - TCmode fits only into two successive even-odd FPR pairs. - - Condition code modes fit only into the CC register. */ - -/* Because all registers in a class have the same size HARD_REGNO_NREGS - is equivalent to CLASS_MAX_NREGS. */ -#define HARD_REGNO_NREGS(REGNO, MODE) \ - s390_class_max_nregs (REGNO_REG_CLASS (REGNO), (MODE)) - #define HARD_REGNO_RENAME_OK(FROM, TO) \ s390_hard_regno_rename_ok ((FROM), (TO)) |