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Diffstat (limited to 'src/devices/cpu/rsp/vmulh.h')
-rw-r--r--src/devices/cpu/rsp/vmulh.h30
1 files changed, 0 insertions, 30 deletions
diff --git a/src/devices/cpu/rsp/vmulh.h b/src/devices/cpu/rsp/vmulh.h
deleted file mode 100644
index 6265961f5a0..00000000000
--- a/src/devices/cpu/rsp/vmulh.h
+++ /dev/null
@@ -1,30 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Tyler J. Stachecki,Ryan Holtz
-
-inline rsp_vec_t vec_vmadh_vmudh(uint32_t iw, rsp_vec_t vs, rsp_vec_t vt, rsp_vec_t zero, rsp_vec_t *acc_lo, rsp_vec_t *acc_md, rsp_vec_t *acc_hi)
-{
- rsp_vec_t lo = _mm_mullo_epi16(vs, vt);
- rsp_vec_t hi = _mm_mulhi_epi16(vs, vt);
-
- if (iw & 0x8) // VMADH
- {
- // Tricky part: start accumulating everything.
- // Get/keep the carry as we'll add it in later.
- rsp_vec_t overflow_mask = _mm_adds_epu16(*acc_md, lo);
- *acc_md = _mm_add_epi16(*acc_md, lo);
-
- overflow_mask = _mm_cmpeq_epi16(*acc_md, overflow_mask);
- overflow_mask = _mm_cmpeq_epi16(overflow_mask, zero);
-
- hi = _mm_sub_epi16(hi, overflow_mask);
- *acc_hi = _mm_add_epi16(*acc_hi, hi);
- }
- else // VMUDH
- {
- *acc_lo = zero;
- *acc_md = lo;
- *acc_hi = hi;
- }
-
- return sclamp_acc_to_mid(*acc_md, *acc_hi);
-}