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arm.md (addsi3_cbranch_scratch): Correct constraints.

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* config/arm/arm.md (addsi3_cbranch_scratch): Correct constraints.
	Handle negative constants.

From-SVN: r88929
This commit is contained in:
Paul Brook 2004-10-12 13:56:03 +00:00
parent 49dee49c62
commit b49e92fea2
1 changed files with 9 additions and 3 deletions
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12
gcc/config/arm/arm.md
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@ -6417,7 +6417,7 @@
(match_operator 3 "comparison_operator"
[(plus:SI
(match_operand:SI 1 "s_register_operand" "%l,l,l,0")
(match_operand:SI 2 "reg_or_int_operand" "J,l,I,L"))
(match_operand:SI 2 "reg_or_int_operand" "J,l,L,IJ"))
(const_int 0)])
(label_ref (match_operand 4 "" ""))
(pc)))
@ -6438,10 +6438,16 @@
output_asm_insn (\"cmn\t%1, %2\", operands);
break;
case 2:
output_asm_insn (\"add\t%0, %1, %2\", operands);
if (INTVAL (operands[2]) < 0)
output_asm_insn (\"sub\t%0, %1, %2\", operands);
else
output_asm_insn (\"add\t%0, %1, %2\", operands);
break;
case 3:
output_asm_insn (\"add\t%0, %0, %2\", operands);
if (INTVAL (operands[2]) < 0)
output_asm_insn (\"sub\t%0, %0, %2\", operands);
else
output_asm_insn (\"add\t%0, %0, %2\", operands);
break;
}