diff options
Diffstat (limited to 'gcc/emit-rtl.c')
| -rwxr-xr-x | gcc/emit-rtl.c | 22 |
1 files changed, 0 insertions, 22 deletions
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c index 52c28d9..3034a55 100755 --- a/gcc/emit-rtl.c +++ b/gcc/emit-rtl.c @@ -136,13 +136,6 @@ REAL_VALUE_TYPE dconstm1; But references that were originally to the frame-pointer can be distinguished from the others because they contain frame_pointer_rtx. - When to use frame_pointer_rtx and hard_frame_pointer_rtx is a little - tricky: until register elimination has taken place hard_frame_pointer_rtx - should be used if it is being set, and frame_pointer_rtx otherwise. After - register elimination hard_frame_pointer_rtx should always be used. - On machines where the two registers are same (most) then these are the - same. - In an inline procedure, the stack and frame pointer rtxs may not be used for anything else. */ rtx struct_value_rtx; /* (REG:Pmode STRUCT_VALUE_REGNUM) */ @@ -286,14 +279,8 @@ gen_rtx_REG (mode, regno) { if (regno == FRAME_POINTER_REGNUM) return frame_pointer_rtx; -#if FRAME_POINTER_REGNUM != HARD_FRAME_POINTER_REGNUM - if (regno == HARD_FRAME_POINTER_REGNUM) - return hard_frame_pointer_rtx; -#endif -#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM && HARD_FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM if (regno == ARG_POINTER_REGNUM) return arg_pointer_rtx; -#endif #ifdef RETURN_ADDRESS_POINTER_REGNUM if (regno == RETURN_ADDRESS_POINTER_REGNUM) return return_address_pointer_rtx; @@ -3424,7 +3411,6 @@ init_emit () all pointers. */ REGNO_POINTER_FLAG (STACK_POINTER_REGNUM) = 1; REGNO_POINTER_FLAG (FRAME_POINTER_REGNUM) = 1; - REGNO_POINTER_FLAG (HARD_FRAME_POINTER_REGNUM) = 1; REGNO_POINTER_FLAG (ARG_POINTER_REGNUM) = 1; REGNO_POINTER_FLAG (VIRTUAL_INCOMING_ARGS_REGNUM) = 1; @@ -3436,8 +3422,6 @@ init_emit () #ifdef STACK_BOUNDARY REGNO_POINTER_ALIGN (STACK_POINTER_REGNUM) = STACK_BOUNDARY / BITS_PER_UNIT; REGNO_POINTER_ALIGN (FRAME_POINTER_REGNUM) = STACK_BOUNDARY / BITS_PER_UNIT; - REGNO_POINTER_ALIGN (HARD_FRAME_POINTER_REGNUM) - = STACK_BOUNDARY / BITS_PER_UNIT; REGNO_POINTER_ALIGN (ARG_POINTER_REGNUM) = STACK_BOUNDARY / BITS_PER_UNIT; REGNO_POINTER_ALIGN (VIRTUAL_INCOMING_ARGS_REGNUM) @@ -3566,14 +3550,8 @@ init_emit_once (line_numbers) PUT_MODE (stack_pointer_rtx, Pmode); REGNO (frame_pointer_rtx) = FRAME_POINTER_REGNUM; PUT_MODE (frame_pointer_rtx, Pmode); -#if HARD_FRAME_POINTER_REGNUM != FRAME_POINTER_REGNUM - REGNO (hard_frame_pointer_rtx) = HARD_FRAME_POINTER_REGNUM; - PUT_MODE (hard_frame_pointer_rtx, Pmode); -#endif -#if FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM && HARD_FRAME_POINTER_REGNUM != ARG_POINTER_REGNUM REGNO (arg_pointer_rtx) = ARG_POINTER_REGNUM; PUT_MODE (arg_pointer_rtx, Pmode); -#endif REGNO (virtual_incoming_args_rtx) = VIRTUAL_INCOMING_ARGS_REGNUM; PUT_MODE (virtual_incoming_args_rtx, Pmode); |