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(expand_divmod): Always check result of emit_store_flag.

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From-SVN: r9905
This commit is contained in:
Richard Kenner 1995-06-08 18:58:06 -04:00
parent cd5b346969
commit f737b1326e
1 changed files with 8 additions and 5 deletions

13
gcc/expmed.c

@ -2858,7 +2858,6 @@ expand_divmod (rem_flag, code, mode, op0, op1, target, unsignedp)
result. */
quotient = emit_store_flag (tquotient, GEU, op0, op1,
compute_mode, 1, 1);
/* Can emit_store_flag have failed? */
if (quotient == 0)
goto fail1;
}
@ -2957,10 +2956,14 @@ expand_divmod (rem_flag, code, mode, op0, op1, target, unsignedp)
else if (d == -1)
quotient = expand_unop (compute_mode, neg_optab, op0,
tquotient, 0);
else if (INTVAL (op1) == (HOST_WIDE_INT) 1 << (size - 1))
/* This case is not handled correctly below. */
quotient = emit_store_flag (tquotient, EQ, op0, op1,
compute_mode, 1, 1);
else if (abs_d == (unsigned HOST_WIDE_INT) 1 << (size - 1))
{
/* This case is not handled correctly below. */
quotient = emit_store_flag (tquotient, EQ, op0, op1,
compute_mode, 1, 1);
if (quotient == 0)
goto fail1;
}
else if (EXACT_POWER_OF_2_OR_ZERO_P (d)
&& (rem_flag ? smod_pow2_cheap : sdiv_pow2_cheap))
;