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(compare_from_rtx): Only swap operand if first is a constant and

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second is not.

From-SVN: r3370
This commit is contained in:
Richard Kenner 1993-01-27 19:22:17 -05:00
parent c81fe25de9
commit bf743ac5ed
1 changed files with 4 additions and 2 deletions
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6
gcc/expr.c
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@ -7116,9 +7116,11 @@ compare_from_rtx (op0, op1, code, unsignedp, mode, size, align)
{
rtx tem;
/* If one operand is constant, make it the second one. */
/* If one operand is constant, make it the second one. Only do this
if the other operand is not constant as well. */
if (GET_CODE (op0) == CONST_INT || GET_CODE (op0) == CONST_DOUBLE)
if ((CONSTANT_P (op0) && ! CONSTANT_P (op1))
|| (GET_CODE (op0) == CONST_INT && GET_CODE (op1) != CONST_INT))
{
tem = op0;
op0 = op1;