Revision 16d5b3ca target-arm/helper.c
| b/target-arm/helper.c | ||
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| 3976 | 3976 |
} |
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/* VFP3 fixed point conversion. */ |
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#define VFP_CONV_FIX(name, p, fsz, isz, itype) \
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#define VFP_CONV_FIX_FLOAT(name, p, fsz, isz, itype) \
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float##fsz HELPER(vfp_##name##to##p)(uint##isz##_t x, uint32_t shift, \ |
| 3981 | 3981 |
void *fpstp) \ |
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{ \
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| ... | ... | |
| 3984 | 3984 |
float##fsz tmp; \ |
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tmp = itype##_to_##float##fsz(x, fpst); \ |
| 3986 | 3986 |
return float##fsz##_scalbn(tmp, -(int)shift, fpst); \ |
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} \ |
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uint##isz##_t HELPER(vfp_to##name##p)(float##fsz x, uint32_t shift, \ |
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void *fpstp) \ |
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} |
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#define VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, round) \ |
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uint##isz##_t HELPER(vfp_to##name##p##round)(float##fsz x, \ |
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uint32_t shift, \ |
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void *fpstp) \ |
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{ \
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float_status *fpst = fpstp; \ |
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float##fsz tmp; \ |
| ... | ... | |
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return 0; \ |
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} \ |
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tmp = float##fsz##_scalbn(x, shift, fpst); \ |
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return float##fsz##_to_##itype##_round_to_zero(tmp, fpst); \
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return float##fsz##_to_##itype##round(tmp, fpst); \
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| 3999 | 4002 |
} |
| 4000 | 4003 |
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#define VFP_CONV_FIX(name, p, fsz, isz, itype) \ |
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VFP_CONV_FIX_FLOAT(name, p, fsz, isz, itype) \ |
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VFP_CONV_FLOAT_FIX_ROUND(name, p, fsz, isz, itype, _round_to_zero) |
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VFP_CONV_FIX(sh, d, 64, 64, int16) |
| 4002 | 4009 |
VFP_CONV_FIX(sl, d, 64, 64, int32) |
| 4003 | 4010 |
VFP_CONV_FIX(uh, d, 64, 64, uint16) |
| ... | ... | |
| 4007 | 4014 |
VFP_CONV_FIX(uh, s, 32, 32, uint16) |
| 4008 | 4015 |
VFP_CONV_FIX(ul, s, 32, 32, uint32) |
| 4009 | 4016 |
#undef VFP_CONV_FIX |
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#undef VFP_CONV_FIX_FLOAT |
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#undef VFP_CONV_FLOAT_FIX_ROUND |
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| 4010 | 4019 |
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/* Half precision conversions. */ |
| 4012 | 4021 |
static float32 do_fcvt_f16_to_f32(uint32_t a, CPUARMState *env, float_status *s) |
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