+2013-01-14 Georg-Johann Lay <avr@gjlay.de>
+
+ * fixed-bit.c (SATFRACT) <FROM_TYPE=1, TO_TYPE=4>: Only
+ declare / set min_low, min_high if TO_MODE_UNSIGNED == 0.
+ (SATFRACT) <FROM_TYPE=TO_TYPE=4>: Only declare / set min_low,
+ min_high if FROM_MODE_UNSIGNED == 0 and TO_MODE_UNSIGNED == 0.
+
2013-01-07 Mark Kettenis <kettenis@openbsd.org>
* config.host (i[34567]86-*-openbsd* and x86_64-*-openbsd*):
#if FROM_MODE_UNSIGNED == 0
BIG_SINT_C_TYPE high, low;
BIG_SINT_C_TYPE max_high, max_low;
+#if TO_MODE_UNSIGNED == 0
BIG_SINT_C_TYPE min_high, min_low;
+#endif
#else
BIG_UINT_C_TYPE high, low;
BIG_UINT_C_TYPE max_high, max_low;
- BIG_UINT_C_TYPE min_high, min_low;
#endif
#if TO_FBITS > FROM_FBITS
BIG_UINT_C_TYPE utemp;
#endif
#if TO_MODE_UNSIGNED == 0
- min_high = -1;
stemp = (BIG_SINT_C_TYPE)1 << (BIG_WIDTH - 1);
stemp = stemp >> (BIG_WIDTH - 1 - TO_I_F_BITS);
+#if FROM_MODE_UNSIGNED == 0
+ min_high = -1;
min_low = stemp;
-#else
- min_high = 0;
- min_low = 0;
+#endif
#endif
#if FROM_MODE_UNSIGNED == 0 && TO_MODE_UNSIGNED == 0
#endif /* defined(FRACT) && FROM_TYPE == 1 && TO_TYPE == 4 */
/* Signed int -> Fixed with saturation. */
-#if defined(SATFRACT) && defined(L_satfract) &&FROM_TYPE == 1 && TO_TYPE == 4
+#if defined(SATFRACT) && defined(L_satfract) && FROM_TYPE == 1 && TO_TYPE == 4
TO_FIXED_C_TYPE
SATFRACT (FROM_INT_C_TYPE a)
{
FROM_INT_C_TYPE x = a;
BIG_SINT_C_TYPE high, low;
BIG_SINT_C_TYPE max_high, max_low;
- BIG_SINT_C_TYPE min_high, min_low;
#if TO_MODE_UNSIGNED == 0
+ BIG_SINT_C_TYPE min_high, min_low;
BIG_SINT_C_TYPE stemp;
#endif
#if BIG_WIDTH != TO_FBITS
stemp = (BIG_SINT_C_TYPE)1 << (BIG_WIDTH - 1);
stemp = stemp >> (BIG_WIDTH - 1 - TO_I_F_BITS);
min_low = stemp;
-#else
- min_high = 0;
- min_low = 0;
-#endif
-#if TO_MODE_UNSIGNED == 0
/* Signed -> Signed. */
if ((BIG_SINT_C_TYPE) high > (BIG_SINT_C_TYPE) max_high
|| ((BIG_SINT_C_TYPE) high == (BIG_SINT_C_TYPE) max_high