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-rw-r--r--gcc/expr.c33
1 files changed, 17 insertions, 16 deletions
diff --git a/gcc/expr.c b/gcc/expr.c
index 322db4f..7a83b7e 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -5805,15 +5805,6 @@ force_operand (rtx value, rtx target)
return subtarget;
}
- if (code == ZERO_EXTEND || code == SIGN_EXTEND)
- {
- if (!target)
- target = gen_reg_rtx (GET_MODE (value));
- convert_move (target, force_operand (XEXP (value, 0), NULL),
- code == ZERO_EXTEND);
- return target;
- }
-
if (ARITHMETIC_P (value))
{
op2 = XEXP (value, 1);
@@ -5885,17 +5876,27 @@ force_operand (rtx value, rtx target)
}
if (UNARY_P (value))
{
- int unsignedp = 0;
-
+ if (!target)
+ target = gen_reg_rtx (GET_MODE (value));
op1 = force_operand (XEXP (value, 0), NULL_RTX);
switch (code)
{
- case ZERO_EXTEND: case UNSIGNED_FIX: case UNSIGNED_FLOAT:
- unsignedp = 1;
- /* fall through. */
+ case ZERO_EXTEND:
+ case SIGN_EXTEND:
case TRUNCATE:
- case SIGN_EXTEND: case FIX: case FLOAT:
- return convert_to_mode (GET_MODE (value), op1, unsignedp);
+ convert_move (target, op1, code == ZERO_EXTEND);
+ return target;
+
+ case FIX:
+ case UNSIGNED_FIX:
+ expand_fix (target, op1, code == UNSIGNED_FIX);
+ return target;
+
+ case FLOAT:
+ case UNSIGNED_FLOAT:
+ expand_float (target, op1, code == UNSIGNED_FLOAT);
+ return target;
+
default:
return expand_simple_unop (GET_MODE (value), code, op1, target, 0);
}