+Sat Oct 2 10:57:56 1999 Jan Hubicka <hubicka@freesoft.cz>
+
+ * i386.md (mov?i patterns): Fix handling of TARGET_USE_MOV0
+ (mov $-1 to or peepholer): Enable for pentium when optimizing for
+ speed.
+
Sat Oct 2 10:55:25 1999 Jan Hubicka <hubicka@freesoft.cz>
* builtins.c (expand_builtin_strlen): Fix best mode searching loop.
[(set (attr "type")
(cond [(and (match_operand:SI 1 "const0_operand" "")
(and (match_operand:SI 0 "register_operand" "")
- (ne (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
+ (eq (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
(const_string "alu1")
(and (ne (symbol_ref "flag_pic") (const_int 0))
(match_operand:SI 1 "symbolic_operand" ""))
[(set (attr "type")
(cond [(and (match_operand:HI 1 "const0_operand" "")
(and (match_operand:HI 0 "register_operand" "")
- (ne (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
+ (eq (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
(const_string "alu1")
(and (ne (symbol_ref "TARGET_MOVX")
(const_int 0))
[(set (attr "type")
(cond [(and (match_operand:QI 1 "const0_operand" "")
(and (match_operand:QI 0 "register_operand" "")
- (ne (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
+ (eq (symbol_ref "TARGET_USE_MOV0") (const_int 0))))
(const_string "alu1")
(eq_attr "alternative" "3")
(const_string "imovx")
(define_peephole2
[(set (match_operand:SI 0 "register_operand" "")
(const_int -1))]
- "optimize_size && reg_dead_p (insn, gen_rtx_REG (CCmode, FLAGS_REG))"
+ "(optimize_size || TARGET_PENTIUM)
+ && reg_dead_p (insn, gen_rtx_REG (CCmode, FLAGS_REG))"
[(parallel [(set (match_dup 0)
(ior:SI (match_dup 0) (const_int -1)))
(clobber (reg:CC 17))])]
(define_peephole2
[(set (match_operand:HI 0 "register_operand" "")
(const_int -1))]
- "optimize_size && reg_dead_p (insn, gen_rtx_REG (CCmode, FLAGS_REG))"
+ "(optimize_size || TARGET_PENTIUM)
+ && reg_dead_p (insn, gen_rtx_REG (CCmode, FLAGS_REG))"
[(parallel [(set (match_dup 0)
(ior:HI (match_dup 0) (const_int -1)))
(clobber (reg:CC 17))])]