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Remove NOTICE_UPDATE_CC remnants on cr16

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gcc
	* config/cr16/cr16.h (NOTICE_UPDATE_CC): Remove.
	* config/cr16/cr16.c (notice_update_cc): Remove.
	* config/cr16/cr16-protos.h (notice_update_cc): Remove.
This commit is contained in:
Jeff Law 2021-05-05 07:49:28 -06:00
parent a8b79cc939
commit 14cf6aab85
3 changed files with 0 additions and 35 deletions
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1
gcc/config/cr16/cr16-protos.h
View file

@ -67,7 +67,6 @@ enum cr16_addrtype
CR16_ABSOLUTE
};
extern void notice_update_cc (rtx);
extern int cr16_operand_bit_pos (int val, int bitval);
extern void cr16_decompose_const (rtx x, int *code,
enum data_model_type *data,

31
gcc/config/cr16/cr16.c
View file

@ -2095,37 +2095,6 @@ cr16_legitimate_constant_p (machine_mode mode ATTRIBUTE_UNUSED,
return 1;
}
void
notice_update_cc (rtx exp)
{
if (GET_CODE (exp) == SET)
{
/* Jumps do not alter the cc's. */
if (SET_DEST (exp) == pc_rtx)
return;
/* Moving register or memory into a register:
it doesn't alter the cc's, but it might invalidate
the RTX's which we remember the cc's came from.
(Note that moving a constant 0 or 1 MAY set the cc's). */
if (REG_P (SET_DEST (exp))
&& (REG_P (SET_SRC (exp)) || GET_CODE (SET_SRC (exp)) == MEM))
{
return;
}
/* Moving register into memory doesn't alter the cc's.
It may invalidate the RTX's which we remember the cc's came from. */
if (GET_CODE (SET_DEST (exp)) == MEM && REG_P (SET_SRC (exp)))
{
return;
}
}
CC_STATUS_INIT;
return;
}
static scalar_int_mode
cr16_unwind_word_mode (void)
{

3
gcc/config/cr16/cr16.h
View file

@ -195,9 +195,6 @@ while (0)
(targetm.hard_regno_nregs (REGNO, \
GET_MODE_WIDER_MODE (word_mode).require ()) == 1)
#define NOTICE_UPDATE_CC(EXP, INSN) \
notice_update_cc ((EXP))
/* Interrupt functions can only use registers that have already been
saved by the prologue, even if they would normally be call-clobbered
Check if sizes are same and then check if it is possible to rename. */