diff options
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/config/rs6000/rs6000.h | 15 |
2 files changed, 16 insertions, 7 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 53e5000..59da956 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2002-09-20 Geoffrey Keating <geoffk@apple.com> + + * config/rs6000/rs6000.h (ELIMINABLE_REGS): Use + RS6000_PIC_OFFSET_TABLE_REGNUM rather than hardcoding 30. + (CAN_ELIMINATE): Likewise. + (INITIAL_ELIMINATION_OFFSET): Likewise. + (TOC_REGISTER): Likewise. + 2002-09-20 Richard Henderson <rth@redhat.com> * real.c (real_hash): New. diff --git a/gcc/config/rs6000/rs6000.h b/gcc/config/rs6000/rs6000.h index 80c365d..b3f1faa 100644 --- a/gcc/config/rs6000/rs6000.h +++ b/gcc/config/rs6000/rs6000.h @@ -1894,7 +1894,7 @@ typedef struct rs6000_args {{ FRAME_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ { ARG_POINTER_REGNUM, STACK_POINTER_REGNUM}, \ { ARG_POINTER_REGNUM, FRAME_POINTER_REGNUM}, \ - { 30, 30} } + { RS6000_PIC_OFFSET_TABLE_REGNUM, RS6000_PIC_OFFSET_TABLE_REGNUM } } /* Given FROM and TO register numbers, say whether this elimination is allowed. Frame pointer elimination is automatically handled. @@ -1905,10 +1905,11 @@ typedef struct rs6000_args We need r30 if -mminimal-toc was specified, and there are constant pool references. */ -#define CAN_ELIMINATE(FROM, TO) \ - ((FROM) == ARG_POINTER_REGNUM && (TO) == STACK_POINTER_REGNUM \ - ? ! frame_pointer_needed \ - : (FROM) == 30 ? ! TARGET_MINIMAL_TOC || TARGET_NO_TOC || get_pool_size () == 0 \ +#define CAN_ELIMINATE(FROM, TO) \ + ((FROM) == ARG_POINTER_REGNUM && (TO) == STACK_POINTER_REGNUM \ + ? ! frame_pointer_needed \ + : (FROM) == RS6000_PIC_OFFSET_TABLE_REGNUM \ + ? ! TARGET_MINIMAL_TOC || TARGET_NO_TOC || get_pool_size () == 0 \ : 1) /* Define the offset between two registers, one to be eliminated, and the other @@ -1923,7 +1924,7 @@ typedef struct rs6000_args (OFFSET) = info->total_size; \ else if ((FROM) == ARG_POINTER_REGNUM && (TO) == STACK_POINTER_REGNUM) \ (OFFSET) = (info->push_p) ? info->total_size : 0; \ - else if ((FROM) == 30) \ + else if ((FROM) == RS6000_PIC_OFFSET_TABLE_REGNUM) \ (OFFSET) = 0; \ else \ abort (); \ @@ -2188,7 +2189,7 @@ do { \ #define RS6000_PIC_OFFSET_TABLE_REGNUM 30 #define PIC_OFFSET_TABLE_REGNUM (flag_pic ? RS6000_PIC_OFFSET_TABLE_REGNUM : INVALID_REGNUM) -#define TOC_REGISTER (TARGET_MINIMAL_TOC ? 30 : 2) +#define TOC_REGISTER (TARGET_MINIMAL_TOC ? RS6000_PIC_OFFSET_TABLE_REGNUM : 2) /* Define this macro if the register defined by `PIC_OFFSET_TABLE_REGNUM' is clobbered by calls. Do not define |