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Diffstat (limited to 'src/devices/cpu/rsp/vch.h')
-rw-r--r--src/devices/cpu/rsp/vch.h57
1 files changed, 0 insertions, 57 deletions
diff --git a/src/devices/cpu/rsp/vch.h b/src/devices/cpu/rsp/vch.h
deleted file mode 100644
index 6abac437a2c..00000000000
--- a/src/devices/cpu/rsp/vch.h
+++ /dev/null
@@ -1,57 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Tyler J. Stachecki,Ryan Holtz
-
-inline rsp_vec_t vec_vch(rsp_vec_t vs, rsp_vec_t vt, rsp_vec_t zero, rsp_vec_t *ge, rsp_vec_t *le, rsp_vec_t *eq, rsp_vec_t *sign, rsp_vec_t *vce) {
- // sign = (vs ^ vt) < 0
- *sign = _mm_xor_si128(vs, vt);
- *sign = _mm_cmplt_epi16(*sign, zero);
-
- // sign_negvt = sign ? -vt : vt
- rsp_vec_t sign_negvt = _mm_xor_si128(vt, *sign);
- sign_negvt = _mm_sub_epi16(sign_negvt, *sign);
-
- // Compute diff, diff_zero:
- rsp_vec_t diff = _mm_sub_epi16(vs, sign_negvt);
- rsp_vec_t diff_zero = _mm_cmpeq_epi16(diff, zero);
-
- // Compute le/ge:
- rsp_vec_t vt_neg = _mm_cmplt_epi16(vt, zero);
- rsp_vec_t diff_lez = _mm_cmpgt_epi16(diff, zero);
- rsp_vec_t diff_gez = _mm_or_si128(diff_lez, diff_zero);
- diff_lez = _mm_cmpeq_epi16(zero, diff_lez);
-
-#if (defined(__SSE4_1__) || defined(_MSC_VER))
- *ge = _mm_blendv_epi8(diff_gez, vt_neg, *sign);
- *le = _mm_blendv_epi8(vt_neg, diff_lez, *sign);
-#else
- *ge = _mm_and_si128(*sign, vt_neg);
- diff_gez = _mm_andnot_si128(*sign, diff_gez);
- *ge = _mm_or_si128(*ge, diff_gez);
-
- *le = _mm_and_si128(*sign, diff_lez);
- diff_lez = _mm_andnot_si128(*sign, vt_neg);
- *le = _mm_or_si128(*le, diff_lez);
-#endif
-
- // Compute vce:
- *vce = _mm_cmpeq_epi16(diff, *sign);
- *vce = _mm_and_si128(*vce, *sign);
-
- // Compute !eq:
- *eq = _mm_or_si128(diff_zero, *vce);
- *eq = _mm_cmpeq_epi16(*eq, zero);
-
- // Compute result:
-#if (defined(__SSE4_1__) || defined(_MSC_VER))
- rsp_vec_t diff_sel_mask = _mm_blendv_epi8(*ge, *le, *sign);
- return _mm_blendv_epi8(vs, sign_negvt, diff_sel_mask);
-#else
- diff_lez = _mm_and_si128(*sign, *le);
- diff_gez = _mm_andnot_si128(*sign, *ge);
- rsp_vec_t diff_sel_mask = _mm_or_si128(diff_lez, diff_gez);
-
- diff_lez = _mm_and_si128(diff_sel_mask, sign_negvt);
- diff_gez = _mm_andnot_si128(diff_sel_mask, vs);
- return _mm_or_si128(diff_lez, diff_gez);
-#endif
-}