diff options
Diffstat (limited to 'src/devices/cpu/rsp/vabs.h')
-rw-r--r-- | src/devices/cpu/rsp/vabs.h | 15 |
1 files changed, 0 insertions, 15 deletions
diff --git a/src/devices/cpu/rsp/vabs.h b/src/devices/cpu/rsp/vabs.h deleted file mode 100644 index 273841b9610..00000000000 --- a/src/devices/cpu/rsp/vabs.h +++ /dev/null @@ -1,15 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Tyler J. Stachecki,Ryan Holtz - -inline rsp_vec_t vec_vabs(rsp_vec_t vs, rsp_vec_t vt, rsp_vec_t zero, rsp_vec_t *acc_lo) -{ - rsp_vec_t vs_zero = _mm_cmpeq_epi16(vs, zero); - rsp_vec_t sign_lt = _mm_srai_epi16(vs, 15); - rsp_vec_t vd = _mm_andnot_si128(vs_zero, vt); - - // Careful: if VT = 0x8000 and VS is negative, - // acc_lo will be 0x8000 but vd will be 0x7FFF. - vd = _mm_xor_si128(vd, sign_lt); - *acc_lo = _mm_sub_epi16(vd, sign_lt); - return _mm_subs_epi16(vd, sign_lt); -} |