From 1972732abfea710d3d7b61180971580d9e5081ce Mon Sep 17 00:00:00 2001
From: notaz
Date: Wed, 8 Dec 2010 02:10:06 +0200
Subject: add support for 24bpp mode

---
 frontend/arm_utils.s | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'frontend/arm_utils.s')

diff --git a/frontend/arm_utils.s b/frontend/arm_utils.s
index edaafb8..d74c8b3 100644
--- a/frontend/arm_utils.s
+++ b/frontend/arm_utils.s
@@ -45,4 +45,25 @@ bgr555_to_rgb565:
 
     bx          lr
 
+
+.global bgr888_to_rgb888
+bgr888_to_rgb888:
+    @ r2 /= 48
+    mov         r2, r2, lsr #4
+    movw        r3, #0x5556
+    movt        r3, #0x5555
+    umull       r12,r2, r3, r2
+0:
+    vld3.8      {d0-d2}, [r1, :64]!
+    vld3.8      {d3-d5}, [r1, :64]!
+    vswp        d0, d2
+    vswp        d3, d5
+    vst3.8      {d0-d2}, [r0, :64]!
+    vst3.8      {d3-d5}, [r0, :64]!
+    subs        r2, r2, #1
+    bne         0b
+
+    bx          lr
+
+
 @ vim:filetype=armasm
-- 
cgit v1.2.3