Revision 9c7e37e7
| b/target-ppc/op.c | ||
|---|---|---|
| 2199 | 2199 |
/* XXX: those micro-ops need tests ! */ |
| 2200 | 2200 |
void OPPROTO op_POWER_abs (void) |
| 2201 | 2201 |
{
|
| 2202 |
if (T0 == INT32_MIN) |
|
| 2202 |
if ((int32_t)T0 == INT32_MIN)
|
|
| 2203 | 2203 |
T0 = INT32_MAX; |
| 2204 |
else if (T0 < 0) |
|
| 2204 |
else if ((int32_t)T0 < 0)
|
|
| 2205 | 2205 |
T0 = -T0; |
| 2206 | 2206 |
RETURN(); |
| 2207 | 2207 |
} |
| b/target-ppc/op_helper.c | ||
|---|---|---|
| 1512 | 1512 |
/* PowerPC 601 specific instructions (POWER bridge) */ |
| 1513 | 1513 |
void do_POWER_abso (void) |
| 1514 | 1514 |
{
|
| 1515 |
if ((uint32_t)T0 == INT32_MIN) {
|
|
| 1515 |
if ((int32_t)T0 == INT32_MIN) {
|
|
| 1516 | 1516 |
T0 = INT32_MAX; |
| 1517 | 1517 |
xer_ov = 1; |
| 1518 |
xer_so = 1; |
|
| 1519 |
} else {
|
|
| 1518 |
} else if ((int32_t)T0 < 0) {
|
|
| 1520 | 1519 |
T0 = -T0; |
| 1521 | 1520 |
xer_ov = 0; |
| 1521 |
} else {
|
|
| 1522 |
xer_ov = 0; |
|
| 1522 | 1523 |
} |
| 1524 |
xer_so |= xer_ov; |
|
| 1523 | 1525 |
} |
| 1524 | 1526 |
|
| 1525 | 1527 |
void do_POWER_clcs (void) |
| ... | ... | |
| 1896 | 1898 |
/* Fixed-point vector arithmetic */ |
| 1897 | 1899 |
static always_inline uint32_t _do_eabs (uint32_t val) |
| 1898 | 1900 |
{
|
| 1899 |
if (val != 0x80000000) |
|
| 1900 |
val &= ~0x80000000;
|
|
| 1901 |
if ((val & 0x80000000) && val != 0x80000000)
|
|
| 1902 |
val -= val;
|
|
| 1901 | 1903 |
|
| 1902 | 1904 |
return val; |
| 1903 | 1905 |
} |
| ... | ... | |
| 1923 | 1925 |
static always_inline uint32_t _do_eneg (uint32_t val) |
| 1924 | 1926 |
{
|
| 1925 | 1927 |
if (val != 0x80000000) |
| 1926 |
val ^= 0x80000000;
|
|
| 1928 |
val -= val;
|
|
| 1927 | 1929 |
|
| 1928 | 1930 |
return val; |
| 1929 | 1931 |
} |
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