From 0b7f536b486f3f411651573009c3da6063b560ea Mon Sep 17 00:00:00 2001
From: aliaspider
Date: Sat, 3 Oct 2015 04:42:55 +0100
Subject: (CTR/3DS) some performance tweaks: - use linearAlloc for vout_buf. -
 use svcFlushProcessDataCache to flush only the required range, invalidating
 icache doesn't seem to be required.

---
 frontend/libretro.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'frontend/libretro.c')

diff --git a/frontend/libretro.c b/frontend/libretro.c
index d834579..2964587 100644
--- a/frontend/libretro.c
+++ b/frontend/libretro.c
@@ -1341,7 +1341,9 @@ void retro_init(void)
 		exit(1);
 	}
 
-#if defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
+#ifdef _3DS
+   vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
+#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA)
 	posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
 #else
 	vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
@@ -1407,7 +1409,11 @@ void retro_init(void)
 void retro_deinit(void)
 {
 	SysClose();
+#ifdef _3DS
+   linearFree(vout_buf);
+#else
 	free(vout_buf);
+#endif
 	vout_buf = NULL;
 }
 
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