Mercurial > hg > CbC > CbC_gcc
diff gcc/hard-reg-set.h @ 55:77e2b8dfacca gcc-4.4.5
update it from 4.4.3 to 4.5.0
| author | ryoma <e075725@ie.u-ryukyu.ac.jp> |
|---|---|
| date | Fri, 12 Feb 2010 23:39:51 +0900 |
| parents | a06113de4d67 |
| children | f6334be47118 |
line wrap: on
line diff
--- a/gcc/hard-reg-set.h Sun Feb 07 18:28:00 2010 +0900 +++ b/gcc/hard-reg-set.h Fri Feb 12 23:39:51 2010 +0900 @@ -19,7 +19,7 @@ <http://www.gnu.org/licenses/>. */ #ifndef GCC_HARD_REG_SET_H -#define GCC_HARD_REG_SET_H +#define GCC_HARD_REG_SET_H /* Define the type of a set of hard registers. */ @@ -500,10 +500,10 @@ #define HARD_REG_ELT_BITS UHOST_BITS_PER_WIDE_INT -/* The implementation of the iterator functions is fully analogous to +/* The implementation of the iterator functions is fully analogous to the bitmap iterators. */ static inline void -hard_reg_set_iter_init (hard_reg_set_iterator *iter, HARD_REG_SET set, +hard_reg_set_iter_init (hard_reg_set_iterator *iter, HARD_REG_SET set, unsigned min, unsigned *regno) { #ifdef HARD_REG_SET_LONGS @@ -525,7 +525,7 @@ *regno = min; } -static inline bool +static inline bool hard_reg_set_iter_set (hard_reg_set_iterator *iter, unsigned *regno) { while (1) @@ -544,7 +544,7 @@ } return (*regno < FIRST_PSEUDO_REGISTER); } - + /* Round to the beginning of the next word. */ *regno = (*regno + HARD_REG_ELT_BITS - 1); *regno -= *regno % HARD_REG_ELT_BITS; @@ -600,16 +600,11 @@ /* The same info as a HARD_REG_SET. */ extern HARD_REG_SET call_used_reg_set; - -/* Indexed by hard register number, contains 1 for registers that are - fixed use -- i.e. in fixed_regs -- or a function value return register - or TARGET_STRUCT_VALUE_RTX or STATIC_CHAIN_REGNUM. These are the - registers that cannot hold quantities across calls even if we are - willing to save and restore them. */ -extern char call_fixed_regs[FIRST_PSEUDO_REGISTER]; - -/* The same info as a HARD_REG_SET. */ +/* Contains registers that are fixed use -- i.e. in fixed_reg_set -- or + a function value return register or TARGET_STRUCT_VALUE_RTX or + STATIC_CHAIN_REGNUM. These are the registers that cannot hold quantities + across calls even if we are willing to save and restore them. */ extern HARD_REG_SET call_fixed_reg_set;