From dd2e97c4d2561d99c009f82371c0694171584537 Mon Sep 17 00:00:00 2001
From: theofficialgman <28281419+theofficialgman@users.noreply.github.com>
Date: Sun, 19 May 2024 21:31:36 -0400
Subject: [PATCH] add sse2neon submodule with header and use it for arm64

---
 .gitmodules      | 3 +++
 CMakeLists.txt   | 1 +
 include/rsp_vu.h | 9 ++++-----
 lib/sse2neon     | 1 +
 4 files changed, 9 insertions(+), 5 deletions(-)
 create mode 160000 lib/sse2neon

diff --git a/.gitmodules b/.gitmodules
index 25e5d53..34f6676 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -13,3 +13,6 @@
 [submodule "lib/lunasvg"]
 	path = lib/lunasvg
 	url = https://github.com/sammycage/lunasvg
+[submodule "lib/sse2neon"]
+	path = lib/sse2neon
+	url = https://github.com/DLTcollab/sse2neon.git
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 18acea6..da0f002 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -175,6 +175,7 @@ target_include_directories(Zelda64Recompiled PRIVATE
     ${CMAKE_SOURCE_DIR}/lib/rt64/src
     ${CMAKE_SOURCE_DIR}/lib/rt64/src/rhi
     ${CMAKE_SOURCE_DIR}/lib/rt64/src/render
+    ${CMAKE_SOURCE_DIR}/lib/sse2neon
     ${CMAKE_SOURCE_DIR}/lib/freetype-windows-binaries/include
     ${CMAKE_SOURCE_DIR}/lib/rt64/src/contrib/nativefiledialog-extended/src/include
     ${CMAKE_BINARY_DIR}/shaders
diff --git a/include/rsp_vu.h b/include/rsp_vu.h
index 8be1b1c..f98fdc7 100644
--- a/include/rsp_vu.h
+++ b/include/rsp_vu.h
@@ -20,14 +20,13 @@
 // ----------------------------------------------------------------------
 #include <cstdint>
 
-#define ARCHITECTURE_AMD64
+#if defined(__x86_64__) || defined(_M_X64)
 #define ARCHITECTURE_SUPPORTS_SSE4_1 1
-
-#if defined(ARCHITECTURE_AMD64)
 #include <nmmintrin.h>
 using v128 = __m128i;
-#elif defined(ARCHITECTURE_ARM64)
-#include <sse2neon.h>
+#elif defined(__aarch64__) || defined(_M_ARM64)
+#define ARCHITECTURE_SUPPORTS_SSE4_1 1
+#include "sse2neon.h"
 using v128 = __m128i;
 #endif
 
diff --git a/lib/sse2neon b/lib/sse2neon
new file mode 160000
index 0000000..42c7047
--- /dev/null
+++ b/lib/sse2neon
@@ -0,0 +1 @@
+Subproject commit 42c704755d3ec218ed9126a122f0a667beeb630a