From 778ad9ceb24770bfb4d3b9d697429475c55009ee Mon Sep 17 00:00:00 2001
From: Glenn <glenn.hevey@gmail.com>
Date: Mon, 11 Dec 2017 06:42:51 +1100
Subject: [PATCH] checks arm64 properly now

---
 Makefile.libretro | 12 ++++++------
 frontend/cspace.c | 30 +++++++++++++++---------------
 2 files changed, 21 insertions(+), 21 deletions(-)

diff --git a/Makefile.libretro b/Makefile.libretro
index de818aae..c1e40519 100644
--- a/Makefile.libretro
+++ b/Makefile.libretro
@@ -63,6 +63,8 @@ else ifeq ($(platform),$(filter $(platform),ios9 ios-arm64))
 else ifneq (,$(findstring ios,$(platform)))
 	ARCH := arm
 	USE_DYNAREC ?= 1
+    HAVE_NEON = 1
+    BUILTIN_GPU = neon
 	TARGET := $(TARGET_NAME)_libretro_ios.dylib
 ifeq ($(USE_DYNAREC),0)
 	# Override
@@ -79,8 +81,6 @@ endif
 	CC_AS = perl ./tools/gas-preprocessor.pl $(CC)
 	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
 	ASFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon
-	HAVE_NEON = 1
-	BUILTIN_GPU = neon
 	CFLAGS += -DIOS
 ifeq ($(platform),ios9)
 	CC     += -miphoneos-version-min=8.0
@@ -129,7 +129,7 @@ else ifeq ($(platform), vita)
 	AR = arm-vita-eabi-ar$(EXE_EXT)
 	CFLAGS += -DVITA
 	CFLAGS += -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon -marm
-	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables 
+	CFLAGS += -fsingle-precision-constant -mword-relocations -fno-unwind-tables
 	CFLAGS += -fno-asynchronous-unwind-tables -ftree-vectorize -funroll-loops
 	CFLAGS +=  -fno-optimize-sibling-calls
 	CFLAGS += -I$(VITASDK)/include -Ifrontend/vita
@@ -155,7 +155,7 @@ else ifeq ($(platform), ctr)
 	CFLAGS += -DARM11 -D_3DS -DNO_OS -DNO_DYLIB -DNO_SOCKET
 	CFLAGS += -march=armv6k -mtune=mpcore -mfloat-abi=hard -marm -mfpu=vfp -mtp=soft
 	CFLAGS += -Wall -mword-relocations
-	CFLAGS += -fomit-frame-pointer -ffast-math	
+	CFLAGS += -fomit-frame-pointer -ffast-math
 	CFLAGS += -Ifrontend/3ds
 	CFLAGS += -Werror=implicit-function-declaration
 
@@ -216,7 +216,7 @@ else ifeq ($(platform), rpi2)
 	ARCH = arm
 	BUILTIN_GPU = neon
 	USE_DYNAREC = 1
-	
+
 #Raspberry Pi 3
 else ifeq ($(platform), rpi3)
 	TARGET := $(TARGET_NAME)_libretro.so
@@ -263,7 +263,7 @@ else
    BUILTIN_GPU = peops
    PLATFORM = libretro
 	MAIN_LDFLAGS += -static-libgcc -static-libstdc++ -s
-	CFLAGS += -D__WIN32__ -DNO_DYLIB 
+	CFLAGS += -D__WIN32__ -DNO_DYLIB
 	MMAP_WIN32=1
 	MAIN_LDLIBS += -lws2_32
 	LIBPTHREAD :=
diff --git a/frontend/cspace.c b/frontend/cspace.c
index 26f311ff..55d4ac62 100644
--- a/frontend/cspace.c
+++ b/frontend/cspace.c
@@ -34,7 +34,7 @@ void bgr555_to_rgb565(void *dst_, const void *src_, int bytes)
 
 #endif
 
-#ifndef __ARM64__
+#ifdef __arm64__
 
 void bgr888_to_rgb565(void *dst_, const void *src_, int bytes)
 {
@@ -60,20 +60,20 @@ void bgr888_to_rgb565(void *dst_, const void *src_, int bytes)
 
 void bgr888_to_rgb565(void *dst_, const void *src_, int bytes)
 {
-	const unsigned char *src = src_;
-	unsigned int *dst = dst_;
-	unsigned int r1, g1, b1, r2, g2, b2;
-
-	for (; bytes >= 6; bytes -= 6, src += 6, dst++) {
-		r1 = src[0] & 0xf8;
-		g1 = src[1] & 0xfc;
-		b1 = src[2] & 0xf8;
-		r2 = src[3] & 0xf8;
-		g2 = src[4] & 0xfc;
-		b2 = src[5] & 0xf8;
-		*dst = (r2 << 24) | (g2 << 19) | (b2 << 13) |
-			(r1 << 8) | (g1 << 3) | (b1 >> 3);
-	}
+    const unsigned char *src = src_;
+    unsigned int *dst = dst_;
+    unsigned int r1, g1, b1, r2, g2, b2;
+
+    for (; bytes >= 6; bytes -= 6, src += 6, dst++) {
+        r1 = src[0] & 0xf8;
+        g1 = src[1] & 0xfc;
+        b1 = src[2] & 0xf8;
+        r2 = src[3] & 0xf8;
+        g2 = src[4] & 0xfc;
+        b2 = src[5] & 0xf8;
+        *dst = (r2 << 24) | (g2 << 19) | (b2 << 13) |
+               (r1 << 8) | (g1 << 3) | (b1 >> 3);
+    }
 }
 
 // TODO?
-- 
2.39.2