From 545b530a5012f7be06fcafa7b67460537fd9e4f5 Mon Sep 17 00:00:00 2001
From: Toad King <toadking@toadking.com>
Date: Fri, 10 Aug 2012 14:48:56 -0400
Subject: [PATCH] (GX) fix asm blitter in optimized builds

---
 gx/gx_video.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/gx/gx_video.c b/gx/gx_video.c
index 90b260e323..b874ce22d7 100644
--- a/gx/gx_video.c
+++ b/gx/gx_video.c
@@ -235,10 +235,11 @@ static void gx_start(void)
    g_vsync = true;
 }
 
-#if 0
-// TODO: Fix
+#define ASM_BLITTER
 
-static void update_texture_asm(const uint32_t *src,
+#ifdef ASM_BLITTER
+
+static __attribute__ ((noinline)) void update_texture_asm(const uint32_t *src,
       unsigned width, unsigned height, unsigned pitch)
 {
    register uint32_t tmp0, tmp1, tmp2, tmp3, line2, line2b, line3, line3b, line4, line4b, line5;
@@ -357,8 +358,8 @@ static void update_texture(const uint32_t *src,
       unsigned width, unsigned height, unsigned pitch)
 {
    gx_video_t *gx = (gx_video_t*)driver.video_data;
-#if 0
-   if (!(width & 3) && !(height & 3))
+#ifdef ASM_BLITTER
+   if (width && height && !(width & 3) && !(height & 3))
    {
       update_texture_asm(src, width, height, pitch);
    }
@@ -382,7 +383,6 @@ static void update_texture(const uint32_t *src,
       }
    }
 
-   // TODO: only convert when menu is visible
    if(gx->menu_render)
    {
       uint16_t *block = (uint16_t *) menu_tex.data;