diff options
Diffstat (limited to 'gcc/config/arm/arm.h')
| -rw-r--r-- | gcc/config/arm/arm.h | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/gcc/config/arm/arm.h b/gcc/config/arm/arm.h index c84d58b..ae32da5 100644 --- a/gcc/config/arm/arm.h +++ b/gcc/config/arm/arm.h @@ -1846,21 +1846,6 @@ typedef struct { FRAME_POINTER_REGNUM, ARM_HARD_FRAME_POINTER_REGNUM },\ { FRAME_POINTER_REGNUM, THUMB_HARD_FRAME_POINTER_REGNUM }} -/* Given FROM and TO register numbers, say whether this elimination is - allowed. Frame pointer elimination is automatically handled. - - All eliminations are permissible. Note that ARG_POINTER_REGNUM and - HARD_FRAME_POINTER_REGNUM are in fact the same thing. If we need a frame - pointer, we must eliminate FRAME_POINTER_REGNUM into - HARD_FRAME_POINTER_REGNUM and not into STACK_POINTER_REGNUM or - ARG_POINTER_REGNUM. */ -#define CAN_ELIMINATE(FROM, TO) \ - (((TO) == FRAME_POINTER_REGNUM && (FROM) == ARG_POINTER_REGNUM) ? 0 : \ - ((TO) == STACK_POINTER_REGNUM && frame_pointer_needed) ? 0 : \ - ((TO) == ARM_HARD_FRAME_POINTER_REGNUM && TARGET_THUMB) ? 0 : \ - ((TO) == THUMB_HARD_FRAME_POINTER_REGNUM && TARGET_ARM) ? 0 : \ - 1) - /* Define the offset between two registers, one to be eliminated, and the other its replacement, at the start of a routine. */ #define INITIAL_ELIMINATION_OFFSET(FROM, TO, OFFSET) \ |