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(expand_expr, case SAVE_EXPR): Pass promoted type to store_expr.

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From-SVN: r4022
This commit is contained in:
Richard Kenner 1993-04-05 06:57:19 -04:00
parent 597bb7f10b
commit ff78f7732c
1 changed files with 15 additions and 1 deletions
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16
gcc/expr.c
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@ -3491,10 +3491,24 @@ expand_expr (exp, target, tmode, modifier)
}
SAVE_EXPR_RTL (exp) = temp;
store_expr (TREE_OPERAND (exp, 0), temp, 0);
if (!optimize && GET_CODE (temp) == REG)
save_expr_regs = gen_rtx (EXPR_LIST, VOIDmode, temp,
save_expr_regs);
/* If the mode of TEMP does not match that of the expression, it
must be a promoted value. We pass store_expr a SUBREG of the
wanted mode but mark it so that we know that it was already
extended. Note that `unsignedp' was modified above in
this case. */
if (GET_CODE (temp) == REG && GET_MODE (temp) != mode)
{
temp = gen_rtx (SUBREG, mode, SAVE_EXPR_RTL (exp), 0);
SUBREG_PROMOTED_VAR_P (temp) = 1;
SUBREG_PROMOTED_UNSIGNED_P (temp) = unsignedp;
}
store_expr (TREE_OPERAND (exp, 0), temp, 0);
}
/* If the mode of SAVE_EXPR_RTL does not match that of the expression, it