From d4a83ff23501559d489d35e42c27e4c6836909f5 Mon Sep 17 00:00:00 2001
From: Falco Girgis <gyrovorbis@gmail.com>
Date: Wed, 31 Jan 2024 14:46:49 -0600
Subject: [PATCH] Fixed a double promotion, put back prefetching.

---
 GL/matrix.c        | 6 +++---
 GL/platforms/sh4.h | 3 +--
 2 files changed, 4 insertions(+), 5 deletions(-)

diff --git a/GL/matrix.c b/GL/matrix.c
index d95cd49..bfa2f12 100644
--- a/GL/matrix.c
+++ b/GL/matrix.c
@@ -6,7 +6,7 @@
 
 #include "../containers/stack.h"
 
-#define DEG2RAD (0.01745329251994329576923690768489)
+#define DEG2RAD (0.01745329251994329576923690768489f)
 
 
 /* Depth range */
@@ -174,8 +174,8 @@ void APIENTRY glRotatef(GLfloat angle, GLfloat x, GLfloat  y, GLfloat z) {
     };
 
     float r = DEG2RAD * angle;
-    float c = cos(r);
-    float s = sin(r);
+    float c = fcos(r);
+    float s = fsin(r);
 
     VEC3_NORMALIZE(x, y, z);
 
diff --git a/GL/platforms/sh4.h b/GL/platforms/sh4.h
index 9e51f78..46c3513 100644
--- a/GL/platforms/sh4.h
+++ b/GL/platforms/sh4.h
@@ -24,8 +24,7 @@
 #define GL_FORCE_INLINE static GL_INLINE_DEBUG
 #endif
 
-#define PREFETCH(addr) (void)0
-//((void)addr)//__builtin_prefetch((addr))
+#define PREFETCH(addr) __builtin_prefetch((addr))
 
 GL_FORCE_INLINE void* memcpy_fast(void *dest, const void *src, size_t len) {
   if(!len) {