Revision d26968ec target-mips/op_helper.c
| b/target-mips/op_helper.c | ||
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| 1867 | 1867 |
} |
| 1868 | 1868 |
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| 1869 | 1869 |
/* Bitfield operations. */ |
| 1870 |
target_ulong do_ext(target_ulong t0, target_ulong t1, uint32_t pos, uint32_t size)
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| 1870 |
target_ulong do_ext(target_ulong t1, uint32_t pos, uint32_t size) |
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| 1871 | 1871 |
{
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| 1872 | 1872 |
return (int32_t)((t1 >> pos) & ((size < 32) ? ((1 << size) - 1) : ~0)); |
| 1873 | 1873 |
} |
| ... | ... | |
| 1879 | 1879 |
return (int32_t)((t0 & ~mask) | ((t1 << pos) & mask)); |
| 1880 | 1880 |
} |
| 1881 | 1881 |
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| 1882 |
target_ulong do_wsbh(target_ulong t0, target_ulong t1)
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| 1882 |
target_ulong do_wsbh(target_ulong t1) |
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| 1883 | 1883 |
{
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| 1884 | 1884 |
return (int32_t)(((t1 << 8) & ~0x00FF00FF) | ((t1 >> 8) & 0x00FF00FF)); |
| 1885 | 1885 |
} |
| 1886 | 1886 |
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| 1887 | 1887 |
#if defined(TARGET_MIPS64) |
| 1888 |
target_ulong do_dext(target_ulong t0, target_ulong t1, uint32_t pos, uint32_t size)
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| 1888 |
target_ulong do_dext(target_ulong t1, uint32_t pos, uint32_t size) |
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| 1889 | 1889 |
{
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| 1890 | 1890 |
return (t1 >> pos) & ((size < 64) ? ((1ULL << size) - 1) : ~0ULL); |
| 1891 | 1891 |
} |
| ... | ... | |
| 1897 | 1897 |
return (t0 & ~mask) | ((t1 << pos) & mask); |
| 1898 | 1898 |
} |
| 1899 | 1899 |
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| 1900 |
target_ulong do_dsbh(target_ulong t0, target_ulong t1)
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| 1900 |
target_ulong do_dsbh(target_ulong t1) |
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| 1901 | 1901 |
{
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| 1902 | 1902 |
return ((t1 << 8) & ~0x00FF00FF00FF00FFULL) | ((t1 >> 8) & 0x00FF00FF00FF00FFULL); |
| 1903 | 1903 |
} |
| 1904 | 1904 |
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| 1905 |
target_ulong do_dshd(target_ulong t0, target_ulong t1)
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| 1905 |
target_ulong do_dshd(target_ulong t1) |
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| 1906 | 1906 |
{
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| 1907 | 1907 |
t1 = ((t1 << 16) & ~0x0000FFFF0000FFFFULL) | ((t1 >> 16) & 0x0000FFFF0000FFFFULL); |
| 1908 | 1908 |
return (t1 << 32) | (t1 >> 32); |
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