Revision 18fba28c target-ppc/op.c
| b/target-ppc/op.c | ||
|---|---|---|
| 147 | 147 |
} else {
|
| 148 | 148 |
tmp = 0x02; |
| 149 | 149 |
} |
| 150 |
env->crf[0] = tmp; |
|
| 151 |
RETURN(); |
|
| 152 |
} |
|
| 153 |
|
|
| 154 |
PPC_OP(set_Rc0_ov) |
|
| 155 |
{
|
|
| 156 |
uint32_t tmp; |
|
| 157 |
|
|
| 158 |
if (Ts0 < 0) {
|
|
| 159 |
tmp = 0x08; |
|
| 160 |
} else if (Ts0 > 0) {
|
|
| 161 |
tmp = 0x04; |
|
| 162 |
} else {
|
|
| 163 |
tmp = 0x02; |
|
| 164 |
} |
|
| 165 | 150 |
tmp |= xer_ov; |
| 166 | 151 |
env->crf[0] = tmp; |
| 167 | 152 |
RETURN(); |
| ... | ... | |
| 1062 | 1047 |
/* extend sign byte */ |
| 1063 | 1048 |
PPC_OP(extsb) |
| 1064 | 1049 |
{
|
| 1065 |
Ts0 = s_ext8(Ts0);
|
|
| 1050 |
Ts0 = (int8_t)(Ts0);
|
|
| 1066 | 1051 |
RETURN(); |
| 1067 | 1052 |
} |
| 1068 | 1053 |
|
| 1069 | 1054 |
/* extend sign half word */ |
| 1070 | 1055 |
PPC_OP(extsh) |
| 1071 | 1056 |
{
|
| 1072 |
Ts0 = s_ext16(Ts0);
|
|
| 1057 |
Ts0 = (int16_t)(Ts0);
|
|
| 1073 | 1058 |
RETURN(); |
| 1074 | 1059 |
} |
| 1075 | 1060 |
|
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