+static inline uint32_t get_C_sub_icc(target_ulong src1, target_ulong src2)
+{
+ uint32_t ret = 0;
+
+ if ((src1 & 0xffffffffULL) < (src2 & 0xffffffffULL))
+ ret |= PSR_CARRY;
+ return ret;
+}
+
+static inline uint32_t get_V_sub_icc(target_ulong dst, target_ulong src1,
+ target_ulong src2)
+{
+ uint32_t ret = 0;
+
+ if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 31))
+ ret |= PSR_OVF;
+ return ret;
+}
+
+static uint32_t compute_all_sub(void)
+{
+ uint32_t ret;
+
+ ret = get_NZ_icc(CC_DST);
+ ret |= get_C_sub_icc(CC_SRC, CC_SRC2);
+ ret |= get_V_sub_icc(CC_DST, CC_SRC, CC_SRC2);
+ return ret;
+}
+
+static uint32_t compute_C_sub(void)
+{
+ return get_C_sub_icc(CC_SRC, CC_SRC2);
+}
+
+#ifdef TARGET_SPARC64
+static inline uint32_t get_C_sub_xcc(target_ulong src1, target_ulong src2)
+{
+ uint32_t ret = 0;
+
+ if (src1 < src2)
+ ret |= PSR_CARRY;
+ return ret;
+}
+
+static inline uint32_t get_V_sub_xcc(target_ulong dst, target_ulong src1,
+ target_ulong src2)
+{
+ uint32_t ret = 0;
+
+ if (((src1 ^ src2) & (src1 ^ dst)) & (1ULL << 63))
+ ret |= PSR_OVF;
+ return ret;
+}
+
+static uint32_t compute_all_sub_xcc(void)
+{
+ uint32_t ret;
+
+ ret = get_NZ_xcc(CC_DST);
+ ret |= get_C_sub_xcc(CC_SRC, CC_SRC2);
+ ret |= get_V_sub_xcc(CC_DST, CC_SRC, CC_SRC2);
+ return ret;
+}
+
+static uint32_t compute_C_sub_xcc(void)
+{
+ return get_C_sub_xcc(CC_SRC, CC_SRC2);
+}
+#endif
+