===================================================================
@@ -18120,13 +18120,12 @@
copy_rtx (operands[2]));
})
-;; Attempt to always use XOR for zeroing registers.
+;; Attempt to always use XOR for zeroing registers (including FP modes).
(define_peephole2
- [(set (match_operand 0 "register_operand")
+ [(set (match_operand 0 "general_reg_operand")
(match_operand 1 "const0_operand"))]
"GET_MODE_SIZE (GET_MODE (operands[0])) <= UNITS_PER_WORD
&& (! TARGET_USE_MOV0 || optimize_insn_for_size_p ())
- && GENERAL_REGNO_P (REGNO (operands[0]))
&& peep2_regno_dead_p (0, FLAGS_REG)"
[(parallel [(set (match_dup 0) (const_int 0))
(clobber (reg:CC FLAGS_REG))])]
@@ -18133,11 +18132,9 @@
"operands[0] = gen_lowpart (word_mode, operands[0]);")
(define_peephole2
- [(set (strict_low_part (match_operand 0 "register_operand"))
+ [(set (strict_low_part (match_operand:SWI12 0 "general_reg_operand"))
(const_int 0))]
- "(GET_MODE (operands[0]) == QImode
- || GET_MODE (operands[0]) == HImode)
- && (! TARGET_USE_MOV0 || optimize_insn_for_size_p ())
+ "(! TARGET_USE_MOV0 || optimize_insn_for_size_p ())
&& peep2_regno_dead_p (0, FLAGS_REG)"
[(parallel [(set (strict_low_part (match_dup 0)) (const_int 0))
(clobber (reg:CC FLAGS_REG))])])
@@ -18144,10 +18141,9 @@
;; For HI, SI and DI modes, or $-1,reg is smaller than mov $-1,reg.
(define_peephole2
- [(set (match_operand:SWI248 0 "register_operand")
+ [(set (match_operand:SWI248 0 "general_reg_operand")
(const_int -1))]
- "(optimize_insn_for_size_p () || TARGET_MOVE_M1_VIA_OR)
- && GENERAL_REGNO_P (REGNO (operands[0]))
+ "(TARGET_MOVE_M1_VIA_OR || optimize_insn_for_size_p ())
&& peep2_regno_dead_p (0, FLAGS_REG)"
[(parallel [(set (match_dup 0) (const_int -1))
(clobber (reg:CC FLAGS_REG))])]