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authorBlue Swirl <blauwirbel@gmail.com>2010-09-18 05:53:15 +0000
committerBlue Swirl <blauwirbel@gmail.com>2010-09-18 05:53:15 +0000
commitd62d28630dde50b436ca19afc9279ce449170121 (patch)
tree693d309cef436a0a2a564f99d50511f6268fecdf /target-ppc/op_helper.c
parent95ee3914bfd551aeec49932a400530141865acad (diff)
PPC: Suppress gcc warnings with -Wtype-limits
The hack added by c5b76b381081680633e2e0a91216507430409fb2 was not enough to avoid warnings with gcc flag -Wtype-limits. Add a new macro to fix both problems. Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-ppc/op_helper.c')
-rw-r--r--target-ppc/op_helper.c50
1 files changed, 25 insertions, 25 deletions
diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 8cf34d45a9..3e6db85f14 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -1955,14 +1955,14 @@ target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_
DO_HANDLE_NAN(result, x) DO_HANDLE_NAN(result, y) DO_HANDLE_NAN(result, z)
/* Saturating arithmetic helpers. */
-#define SATCVT(from, to, from_type, to_type, min, max, use_min, use_max) \
+#define SATCVT(from, to, from_type, to_type, min, max) \
static inline to_type cvt##from##to(from_type x, int *sat) \
{ \
to_type r; \
- if (use_min && x < min) { \
+ if (x < (from_type)min) { \
r = min; \
*sat = 1; \
- } else if (use_max && x > max) { \
+ } else if (x > (from_type)max) { \
r = max; \
*sat = 1; \
} else { \
@@ -1970,30 +1970,30 @@ target_ulong helper_dlmzb (target_ulong high, target_ulong low, uint32_t update_
} \
return r; \
}
-SATCVT(sh, sb, int16_t, int8_t, INT8_MIN, INT8_MAX, 1, 1)
-SATCVT(sw, sh, int32_t, int16_t, INT16_MIN, INT16_MAX, 1, 1)
-SATCVT(sd, sw, int64_t, int32_t, INT32_MIN, INT32_MAX, 1, 1)
-
-/* Work around gcc problems with the macro version */
-static inline uint8_t cvtuhub(uint16_t x, int *sat)
-{
- uint8_t r;
-
- if (x > UINT8_MAX) {
- r = UINT8_MAX;
- *sat = 1;
- } else {
- r = x;
+#define SATCVTU(from, to, from_type, to_type, min, max) \
+ static inline to_type cvt##from##to(from_type x, int *sat) \
+ { \
+ to_type r; \
+ if (x > (from_type)max) { \
+ r = max; \
+ *sat = 1; \
+ } else { \
+ r = x; \
+ } \
+ return r; \
}
- return r;
-}
-//SATCVT(uh, ub, uint16_t, uint8_t, 0, UINT8_MAX, 0, 1)
-SATCVT(uw, uh, uint32_t, uint16_t, 0, UINT16_MAX, 0, 1)
-SATCVT(ud, uw, uint64_t, uint32_t, 0, UINT32_MAX, 0, 1)
-SATCVT(sh, ub, int16_t, uint8_t, 0, UINT8_MAX, 1, 1)
-SATCVT(sw, uh, int32_t, uint16_t, 0, UINT16_MAX, 1, 1)
-SATCVT(sd, uw, int64_t, uint32_t, 0, UINT32_MAX, 1, 1)
+SATCVT(sh, sb, int16_t, int8_t, INT8_MIN, INT8_MAX)
+SATCVT(sw, sh, int32_t, int16_t, INT16_MIN, INT16_MAX)
+SATCVT(sd, sw, int64_t, int32_t, INT32_MIN, INT32_MAX)
+
+SATCVTU(uh, ub, uint16_t, uint8_t, 0, UINT8_MAX)
+SATCVTU(uw, uh, uint32_t, uint16_t, 0, UINT16_MAX)
+SATCVTU(ud, uw, uint64_t, uint32_t, 0, UINT32_MAX)
+SATCVT(sh, ub, int16_t, uint8_t, 0, UINT8_MAX)
+SATCVT(sw, uh, int32_t, uint16_t, 0, UINT16_MAX)
+SATCVT(sd, uw, int64_t, uint32_t, 0, UINT32_MAX)
#undef SATCVT
+#undef SATCVTU
#define LVE(name, access, swap, element) \
void helper_##name (ppc_avr_t *r, target_ulong addr) \