From edcb89a7a5e2858f460eecd088913d359bc08d51 Mon Sep 17 00:00:00 2001
From: CRACKbomber <1568512+CRACKbomber@users.noreply.github.com>
Date: Fri, 27 Jun 2025 19:48:33 -0400
Subject: [PATCH] Implement vaddsws

---
 XenonRecomp/recompiler.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/XenonRecomp/recompiler.cpp b/XenonRecomp/recompiler.cpp
index 05b768f..bc1923e 100644
--- a/XenonRecomp/recompiler.cpp
+++ b/XenonRecomp/recompiler.cpp
@@ -2014,6 +2014,16 @@ bool Recompiler::Recompile(
         println("\t_mm_store_si128((__m128i*){}.s16, _mm_adds_epi16(_mm_load_si128((__m128i*){}.s16), _mm_load_si128((__m128i*){}.s16)));", v(insn.operands[0]), v(insn.operands[1]), v(insn.operands[2]));
         break;
 
+    case PPC_INST_VADDSWS:
+        // TODO(crack): vectorize - SSE doesn't have _mm_adds_epi32
+        for (size_t i = 0; i < 4; i++)
+        {
+            println("\t{}.s64 = int64_t({}.s32[{}]) + int64_t({}.s32[{}]);", temp(), v(insn.operands[1]), i, v(insn.operands[2]), i);
+            println("\t{}.s32[{}] = {}.s64 > INT_MAX ? INT_MAX : {}.s64 < INT_MIN ? INT_MIN : {}.s64;",
+                v(insn.operands[0]), i, temp(), temp(), temp());
+        }
+        break;
+
     case PPC_INST_VADDUBM:
         println("\t_mm_store_si128((__m128i*){}.u8, _mm_add_epi8(_mm_load_si128((__m128i*){}.u8), _mm_load_si128((__m128i*){}.u8)));", v(insn.operands[0]), v(insn.operands[1]), v(insn.operands[2]));
         break;