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avr.md ("strlenhi"): Remove clobber of input address.

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* config/avr/avr.md ("strlenhi"): Remove clobber of input address.
	(*strlenhi): Remove clobber (which was buggy) of output address.

From-SVN: r38995
This commit is contained in:
Denis Chertykov 2001-01-13 21:42:07 +00:00 committed by Denis Chertykov
parent b874b32db8
commit 63eaee7147
2 changed files with 11 additions and 7 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
Sun Jan 14 00:23:15 2001 Denis Chertykov <denisc@overta.ru>
* config/avr/avr.md ("strlenhi"): Remove clobber of input address.
(*strlenhi): Remove clobber (which was buggy) of output address.
2001-01-13 Joseph S. Myers <jsm28@cam.ac.uk>
* Makefile.in (generated-manpages): Add gcc.1

13
gcc/config/avr/avr.md
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@ -469,8 +469,7 @@
[(set (match_dup 4)
(unspec:HI [(match_operand:BLK 1 "memory_operand" "")
(match_operand:QI 2 "const_int_operand" "")
(match_operand:HI 3 "immediate_operand" "")] 0))
(clobber (match_dup 6))])
(match_operand:HI 3 "immediate_operand" "")] 0))])
(set (match_dup 4) (plus:HI (match_dup 4)
(const_int -1)))
(set (match_operand:HI 0 "register_operand" "")
@ -478,11 +477,12 @@
(match_dup 5)))]
""
"{
rtx addr;
if (! (GET_CODE (operands[2]) == CONST_INT && INTVAL (operands[2]) == 0))
FAIL;
operands[6] = copy_to_mode_reg (Pmode, XEXP (operands[1],0));
operands[1] = gen_rtx (MEM, BLKmode, operands[6]);
operands[5] = operands[6];
addr = copy_to_mode_reg (Pmode, XEXP (operands[1],0));
operands[1] = gen_rtx (MEM, BLKmode, addr);
operands[5] = addr;
operands[4] = gen_reg_rtx (HImode);
}")
@ -490,8 +490,7 @@
[(set (match_operand:HI 0 "register_operand" "=e")
(unspec:HI [(mem:BLK (match_operand:HI 1 "register_operand" "%0"))
(const_int 0)
(match_operand:HI 2 "immediate_operand" "i")] 0))
(clobber (match_dup 1))]
(match_operand:HI 2 "immediate_operand" "i")] 0))]
""
"ld __tmp_reg__,%a0+
tst __tmp_reg__