re PR c/7411 (cistore.c:392: Internal compiler error in instantiate_virtual_regs_1, at function.c:3974)
PR c/7411 * expr.c (expand_expr) [PLUS]: Simplify after the operands have been expanded in EXPAND_NORMAL mode. Co-Authored-By: Volker Reichelt <reichelt@igpm.rwth-aachen.de> From-SVN: r57884
This commit is contained in:
parent
1deb217cc9
commit
b1a70c6bba
|
@ -1,3 +1,10 @@
|
|||
2002-09-25 Eric Botcazou <ebotcazou@libertysurf.fr>
|
||||
Volker Reichelt <reichelt@igpm.rwth-aachen.de>
|
||||
|
||||
PR c/7411
|
||||
* expr.c (expand_expr) [PLUS]: Simplify after the operands
|
||||
have been expanded in EXPAND_NORMAL mode.
|
||||
|
||||
2002-10-06 Richard Henderson <rth@redhat.com>
|
||||
|
||||
* config/rs6000/rs6000.md (load_toc_v4_PIC_2): Fix base constraint.
|
||||
|
|
15
gcc/expr.c
15
gcc/expr.c
|
@ -7588,16 +7588,23 @@ expand_expr (exp, target, tmode, modifier)
|
|||
}
|
||||
}
|
||||
|
||||
if (! safe_from_p (subtarget, TREE_OPERAND (exp, 1), 1))
|
||||
subtarget = 0;
|
||||
|
||||
/* No sense saving up arithmetic to be done
|
||||
if it's all in the wrong mode to form part of an address.
|
||||
And force_operand won't know whether to sign-extend or
|
||||
zero-extend. */
|
||||
if ((modifier != EXPAND_SUM && modifier != EXPAND_INITIALIZER)
|
||||
|| mode != ptr_mode)
|
||||
goto binop;
|
||||
|
||||
if (! safe_from_p (subtarget, TREE_OPERAND (exp, 1), 1))
|
||||
subtarget = 0;
|
||||
{
|
||||
op0 = expand_expr (TREE_OPERAND (exp, 0), subtarget, VOIDmode, 0);
|
||||
op1 = expand_expr (TREE_OPERAND (exp, 1), NULL_RTX, VOIDmode, 0);
|
||||
temp = simplify_binary_operation (PLUS, mode, op0, op1);
|
||||
if (temp)
|
||||
return temp;
|
||||
goto binop2;
|
||||
}
|
||||
|
||||
op0 = expand_expr (TREE_OPERAND (exp, 0), subtarget, VOIDmode, modifier);
|
||||
op1 = expand_expr (TREE_OPERAND (exp, 1), NULL_RTX, VOIDmode, modifier);
|
||||
|
|
Loading…
Reference in New Issue