diff --git a/build.sh b/build.sh
index ec3b5eb..67b4a11 100755
--- a/build.sh
+++ b/build.sh
@@ -38,7 +38,6 @@ MSYS_NT*|MINGW*) # MSYS2 on Windows
 	else
 		UXNEMU_LDFLAGS="-static $(sdl2-config --cflags --static-libs)"
 	fi
-	sed -i -e '/^#pragma weak /d' src/devices/ppu.c
 	;;
 Darwin) # macOS
 	CFLAGS="${CFLAGS} -Wno-typedef-redefinition"
@@ -57,14 +56,11 @@ then
 else
 	CFLAGS="${CFLAGS} -DNDEBUG -Os -g0 -s"
 	CORE='src/uxn-fast.c'
-	ARCH=`${CC} -dumpmachine 2> /dev/null || echo nope`
-	ARCH=${ARCH%%-*}
-	EXTRA=`find src -name *_${ARCH}.c 2> /dev/null || true`
 fi
 
 echo "Building.."
 ${CC} ${CFLAGS} src/uxnasm.c -o bin/uxnasm
-${CC} ${CFLAGS} ${CORE} src/devices/file.c src/devices/mouse.c src/devices/ppu.c src/devices/apu.c src/uxnemu.c ${EXTRA} ${UXNEMU_LDFLAGS} -o bin/uxnemu
+${CC} ${CFLAGS} ${CORE} src/devices/file.c src/devices/mouse.c src/devices/ppu.c src/devices/apu.c src/uxnemu.c ${UXNEMU_LDFLAGS} -o bin/uxnemu
 ${CC} ${CFLAGS} ${CORE} src/devices/file.c src/uxncli.c -o bin/uxncli
 
 if [ -d "$HOME/bin" ]
diff --git a/src/devices/ppu.c b/src/devices/ppu.c
index 1697c8f..9dae9d9 100644
--- a/src/devices/ppu.c
+++ b/src/devices/ppu.c
@@ -77,7 +77,6 @@ ppu_clear(Ppu *p, Layer *layer)
 	layer->changed = 1;
 }
 
-#pragma weak ppu_redraw
 void
 ppu_redraw(Ppu *p, Uint32 *screen)
 {
diff --git a/src/devices/ppu_aarch64.c b/src/devices/ppu_aarch64.c
deleted file mode 100644
index fb7470e..0000000
--- a/src/devices/ppu_aarch64.c
+++ /dev/null
@@ -1,37 +0,0 @@
-#ifdef __aarch64__
-#include <arm_neon.h>
-#include "ppu.h"
-
-void
-ppu_redraw(Ppu *p, Uint32 *screen)
-{
-	uint8x16x4_t pal = vld4q_u8((Uint8*)p->palette);
-	Uint8 *fg = p->fg.pixels;
-	Uint8 *bg = p->bg.pixels;
-	int i;
-
-	p->fg.changed = p->bg.changed = 0;
-
-#ifdef __has_builtin
-#if __has_builtin(__builtin_assume)
-	__builtin_assume(p->width > 0 && p->height > 0);
-#endif
-#endif
-
-	for(i = 0; i < (p->width * p->height & ~15); i += 16, fg += 16, bg += 16, screen += 16) {
-		uint8x16_t fg8 = vld1q_u8(fg);
-		uint8x16_t bg8 = vld1q_u8(bg);
-		uint8x16_t px8 = vbslq_u8(vceqzq_u8(fg8), bg8, fg8);
-		uint8x16x4_t px = {
-			vqtbl1q_u8(pal.val[0], px8),
-			vqtbl1q_u8(pal.val[1], px8),
-			vqtbl1q_u8(pal.val[2], px8),
-			vdupq_n_u8(0xff),
-		};
-		vst4q_u8((uint8_t*)screen, px);
-	}
-
-	for(; i < p->width * p->height; i++)
-		screen[i] = p->palette[*fg ? *fg : *bg];
-}
-#endif