Revision 4373f3ce target-arm/op_neon.h
| b/target-arm/op_neon.h | ||
|---|---|---|
| 14 | 14 |
#define NFS &env->vfp.fp_status |
| 15 | 15 |
#define NEON_OP(name) void OPPROTO op_neon_##name (void) |
| 16 | 16 |
|
| 17 |
/* Helper routines to perform bitwise copies between float and int. */ |
|
| 18 |
static inline float32 vfp_itos(uint32_t i) |
|
| 19 |
{
|
|
| 20 |
union {
|
|
| 21 |
uint32_t i; |
|
| 22 |
float32 s; |
|
| 23 |
} v; |
|
| 24 |
|
|
| 25 |
v.i = i; |
|
| 26 |
return v.s; |
|
| 27 |
} |
|
| 28 |
|
|
| 29 |
static inline uint32_t vfp_stoi(float32 s) |
|
| 30 |
{
|
|
| 31 |
union {
|
|
| 32 |
uint32_t i; |
|
| 33 |
float32 s; |
|
| 34 |
} v; |
|
| 35 |
|
|
| 36 |
v.s = s; |
|
| 37 |
return v.i; |
|
| 38 |
} |
|
| 39 |
|
|
| 17 | 40 |
NEON_OP(getreg_T0) |
| 18 | 41 |
{
|
| 19 | 42 |
T0 = *(uint32_t *)((char *) env + PARAM1); |
| ... | ... | |
| 754 | 777 |
#undef NEON_FN |
| 755 | 778 |
#undef NEON_QDMULH32 |
| 756 | 779 |
|
| 757 |
NEON_OP(recps_f32) |
|
| 758 |
{
|
|
| 759 |
T0 = vfp_stoi(helper_recps_f32(vfp_itos(T0), vfp_itos(T1))); |
|
| 760 |
FORCE_RET(); |
|
| 761 |
} |
|
| 762 |
|
|
| 763 |
NEON_OP(rsqrts_f32) |
|
| 764 |
{
|
|
| 765 |
T0 = vfp_stoi(helper_rsqrts_f32(vfp_itos(T0), vfp_itos(T1))); |
|
| 766 |
FORCE_RET(); |
|
| 767 |
} |
|
| 768 |
|
|
| 769 | 780 |
/* Floating point comparisons produce an integer result. */ |
| 770 | 781 |
#define NEON_VOP_FCMP(name, cmp) \ |
| 771 | 782 |
NEON_OP(name) \ |
| ... | ... | |
| 1702 | 1713 |
FORCE_RET(); |
| 1703 | 1714 |
} |
| 1704 | 1715 |
|
| 1705 |
/* Reciprocal/root estimate. */ |
|
| 1706 |
NEON_OP(recpe_u32) |
|
| 1707 |
{
|
|
| 1708 |
T0 = helper_recpe_u32(T0); |
|
| 1709 |
} |
|
| 1710 |
|
|
| 1711 |
NEON_OP(rsqrte_u32) |
|
| 1712 |
{
|
|
| 1713 |
T0 = helper_rsqrte_u32(T0); |
|
| 1714 |
} |
|
| 1715 |
|
|
| 1716 |
NEON_OP(recpe_f32) |
|
| 1717 |
{
|
|
| 1718 |
FT0s = helper_recpe_f32(FT0s); |
|
| 1719 |
} |
|
| 1720 |
|
|
| 1721 |
NEON_OP(rsqrte_f32) |
|
| 1722 |
{
|
|
| 1723 |
FT0s = helper_rsqrte_f32(FT0s); |
|
| 1724 |
} |
|
| 1725 |
|
|
| 1726 | 1716 |
/* Table lookup. This accessed the register file directly. */ |
| 1727 | 1717 |
NEON_OP(tbl) |
| 1728 | 1718 |
{
|
Also available in: Unified diff