Revision cab565c4
| b/target-arm/neon_helper.c | ||
|---|---|---|
| 1802 | 1802 |
return float32_val(float32_mul(make_float32(a), make_float32(b), NFS)); |
| 1803 | 1803 |
} |
| 1804 | 1804 |
|
| 1805 |
/* Floating point comparisons produce an integer result. */ |
|
| 1806 |
#define NEON_VOP_FCMP(name, ok) \ |
|
| 1807 |
uint32_t HELPER(neon_##name)(uint32_t a, uint32_t b) \ |
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| 1808 |
{ \
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| 1809 |
switch (float32_compare_quiet(make_float32(a), make_float32(b), NFS)) { \
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| 1810 |
ok return ~0; \ |
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| 1811 |
default: return 0; \ |
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| 1812 |
} \ |
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| 1805 |
/* Floating point comparisons produce an integer result. |
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| 1806 |
* Note that EQ doesn't signal InvalidOp for QNaNs but GE and GT do. |
|
| 1807 |
* Softfloat routines return 0/1, which we convert to the 0/-1 Neon requires. |
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| 1808 |
*/ |
|
| 1809 |
uint32_t HELPER(neon_ceq_f32)(uint32_t a, uint32_t b) |
|
| 1810 |
{
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| 1811 |
return -float32_eq_quiet(make_float32(a), make_float32(b), NFS); |
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| 1812 |
} |
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| 1813 |
|
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| 1814 |
uint32_t HELPER(neon_cge_f32)(uint32_t a, uint32_t b) |
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| 1815 |
{
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| 1816 |
return -float32_le(make_float32(b), make_float32(a), NFS); |
|
| 1813 | 1817 |
} |
| 1814 | 1818 |
|
| 1815 |
NEON_VOP_FCMP(ceq_f32, case float_relation_equal:) |
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| 1816 |
NEON_VOP_FCMP(cge_f32, case float_relation_equal: case float_relation_greater:) |
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| 1817 |
NEON_VOP_FCMP(cgt_f32, case float_relation_greater:) |
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| 1819 |
uint32_t HELPER(neon_cgt_f32)(uint32_t a, uint32_t b) |
|
| 1820 |
{
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| 1821 |
return -float32_lt(make_float32(b), make_float32(a), NFS); |
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| 1822 |
} |
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| 1818 | 1823 |
|
| 1819 | 1824 |
uint32_t HELPER(neon_acge_f32)(uint32_t a, uint32_t b) |
| 1820 | 1825 |
{
|
| 1821 | 1826 |
float32 f0 = float32_abs(make_float32(a)); |
| 1822 | 1827 |
float32 f1 = float32_abs(make_float32(b)); |
| 1823 |
switch (float32_compare_quiet(f0, f1, NFS)) {
|
|
| 1824 |
case float_relation_equal: |
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| 1825 |
case float_relation_greater: |
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| 1826 |
return ~0; |
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| 1827 |
default: |
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| 1828 |
return 0; |
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| 1829 |
} |
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| 1828 |
return -float32_le(f1, f0, NFS); |
|
| 1830 | 1829 |
} |
| 1831 | 1830 |
|
| 1832 | 1831 |
uint32_t HELPER(neon_acgt_f32)(uint32_t a, uint32_t b) |
| 1833 | 1832 |
{
|
| 1834 | 1833 |
float32 f0 = float32_abs(make_float32(a)); |
| 1835 | 1834 |
float32 f1 = float32_abs(make_float32(b)); |
| 1836 |
if (float32_compare_quiet(f0, f1, NFS) == float_relation_greater) {
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| 1837 |
return ~0; |
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| 1838 |
} |
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| 1839 |
return 0; |
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| 1835 |
return -float32_lt(f1, f0, NFS); |
|
| 1840 | 1836 |
} |
| 1841 | 1837 |
|
| 1842 | 1838 |
#define ELEM(V, N, SIZE) (((V) >> ((N) * (SIZE))) & ((1ull << (SIZE)) - 1)) |
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