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(init_emit): Set REGNO_POINTER_FLAG for HARD_FRAME_POINTER_REGNUM.

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(ptr_mode): Add definition.
(init_emit_once): Initialize ptr_mode.

From-SVN: r8548
This commit is contained in:
Richard Kenner 1994-11-22 06:28:38 -05:00
parent 6c164c81ed
commit 15c9248c38
1 changed files with 6 additions and 2 deletions
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8
gcc/emit-rtl.c
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@ -72,8 +72,9 @@ char *opcode_name[] =
/* Commonly used modes. */ /* Commonly used modes. */
enum machine_mode byte_mode; /* Mode whose width is BITS_PER_UNIT */ enum machine_mode byte_mode; /* Mode whose width is BITS_PER_UNIT. */
enum machine_mode word_mode; /* Mode whose width is BITS_PER_WORD */ enum machine_mode word_mode; /* Mode whose width is BITS_PER_WORD. */
enum machine_mode ptr_mode; /* Mode whose width is POINTER_SIZE. */
/* This is reset to LAST_VIRTUAL_REGISTER + 1 at the start of each function. /* This is reset to LAST_VIRTUAL_REGISTER + 1 at the start of each function.
After rtl generation, it is 1 plus the largest register number used. */ After rtl generation, it is 1 plus the largest register number used. */
@ -3248,6 +3249,7 @@ init_emit ()
all pointers. */ all pointers. */
REGNO_POINTER_FLAG (STACK_POINTER_REGNUM) = 1; REGNO_POINTER_FLAG (STACK_POINTER_REGNUM) = 1;
REGNO_POINTER_FLAG (FRAME_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 (ARG_POINTER_REGNUM) = 1;
REGNO_POINTER_FLAG (VIRTUAL_INCOMING_ARGS_REGNUM) = 1; REGNO_POINTER_FLAG (VIRTUAL_INCOMING_ARGS_REGNUM) = 1;
@ -3291,6 +3293,8 @@ init_emit_once (line_numbers)
word_mode = mode; word_mode = mode;
} }
ptr_mode = mode_for_size (POINTER_SIZE, GET_MODE_CLASS (Pmode), 0);
/* Create the unique rtx's for certain rtx codes and operand values. */ /* Create the unique rtx's for certain rtx codes and operand values. */
pc_rtx = gen_rtx (PC, VOIDmode); pc_rtx = gen_rtx (PC, VOIDmode);