/* change it to a unsigned bit */
SPEC_NOUN (loop->etype) = V_BITFIELD;
- if (TARGET_IS_PIC16 || TARGET_IS_PIC) {
- /* PIC users requested signed bitfields as well */
- } else {
- SPEC_USIGN (loop->etype) = 1;
- }
+ /* ISO/IEC 9899 J.3.9 implementation defined behaviour: */
+ /* a "plain" int bitfield is unsigned */
+ if (!loop->etype->select.s.b_signed)
+ SPEC_USIGN(loop->etype) = 1;
+
SPEC_BLEN (loop->etype) = loop->bitVar;
if (loop->bitVar == BITVAR_PAD) {
/* which ever is greater in size */
if (IS_FLOAT (etype1) || IS_FLOAT (etype2))
rType = newFloatLink ();
- else
- /* if both are fixed16x16 then result is float */
- if (IS_FIXED16X16(etype1) && IS_FIXED16X16(etype2))
+ /* if both are fixed16x16 then result is float */
+ else if (IS_FIXED16X16(etype1) && IS_FIXED16X16(etype2))
rType = newFixed16x16Link();
- else
- if (IS_FIXED16X16(etype1) && IS_FLOAT (etype2))
+ else if (IS_FIXED16X16(etype1) && IS_FLOAT (etype2))
rType = newFloatLink ();
- if (IS_FLOAT (etype1) && IS_FIXED16X16 (etype2) )
+ else if (IS_FLOAT (etype1) && IS_FIXED16X16 (etype2) )
rType = newFloatLink ();
- else
- /* if both are bitvars choose the larger one */
- if (IS_BITVAR (etype1) && IS_BITVAR (etype2))
- {
- rType = SPEC_BLEN (etype1) >= SPEC_BLEN (etype2) ?
- copyLinkChain (type1) : copyLinkChain (type1);
- }
- /* if only one of them is a bit variable
- then the other one prevails */
+
+ /* if both are bitvars choose the larger one */
+ else if (IS_BITVAR (etype1) && IS_BITVAR (etype2))
+ rType = SPEC_BLEN (etype1) >= SPEC_BLEN (etype2) ?
+ copyLinkChain (type1) : copyLinkChain (type1);
+
+ /* if only one of them is a bit variable then the other one prevails */
else if (IS_BITVAR (etype1) && !IS_BITVAR (etype2))
{
rType = copyLinkChain (type2);
if (getSize (etype2) > 1)
SPEC_NOUN (getSpec (rType)) = V_INT;
}
- else
- /* if one of them is a pointer or array then that
- prevails */
- if (IS_PTR (type1) || IS_ARRAY (type1))
+ /* if one of them is a pointer or array then that
+ prevails */
+ else if (IS_PTR (type1) || IS_ARRAY (type1))
rType = copyLinkChain (type1);
else if (IS_PTR (type2) || IS_ARRAY (type2))
rType = copyLinkChain (type2);