From 8dd1d4b07d2638ab224c6b044655facd6026dbd7 Mon Sep 17 00:00:00 2001
From: Christoph Mallon <christoph.mallon@gmx.de>
Date: Mon, 13 Aug 2007 13:11:41 +0000
Subject: [PATCH] fehler69: endless loop compiled program. maybe spill problem.

[r15524]
---
 ir/be/test/fehler69.c | 64 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100644 ir/be/test/fehler69.c

diff --git a/ir/be/test/fehler69.c b/ir/be/test/fehler69.c
new file mode 100644
index 000000000..23091e9b9
--- /dev/null
+++ b/ir/be/test/fehler69.c
@@ -0,0 +1,64 @@
+typedef unsigned char  UINT8;
+typedef   signed short  INT16;
+typedef unsigned short UINT16;
+typedef unsigned int   UINT32;
+
+#define FROMRGB(r, g ,b)  ((UINT32) (((UINT8) (r) | ((UINT16) (g) << 8)) | (((UINT32) (UINT8) (b)) << 16)))
+#define SGPGetRValue(rgb)   ((UINT8) (rgb))
+#define SGPGetBValue(rgb)   ((UINT8) ((rgb) >> 16))
+#define SGPGetGValue(rgb)   ((UINT8) (((UINT16) (rgb)) >> 8))
+#define BLACK_SUBSTITUTE 0x0001
+
+
+float guiShadePercent;
+INT16 gusRedShift;
+INT16 gusGreenShift;
+INT16 gusBlueShift;
+INT16 gusRedMask;
+INT16 gusGreenMask;
+INT16 gusBlueMask;
+
+
+UINT16 Get16BPPColor(UINT32 RGBValue)
+{
+  UINT8 r = SGPGetRValue(RGBValue);
+  UINT8 g = SGPGetGValue(RGBValue);
+  UINT8 b = SGPGetBValue(RGBValue);
+
+  UINT16 r16 = (gusRedShift   < 0 ? r >> -gusRedShift   : r << gusRedShift);
+  UINT16 g16 = (gusGreenShift < 0 ? g >> -gusGreenShift : g << gusGreenShift);
+  UINT16 b16 = (gusBlueShift  < 0 ? b >> -gusBlueShift  : b << gusBlueShift);
+
+  UINT16 usColor = (r16 & gusRedMask) | (g16 & gusGreenMask) | (b16 & gusBlueMask);
+
+  if (usColor == 0 && RGBValue != 0) usColor = BLACK_SUBSTITUTE;
+
+  return usColor;
+}
+
+
+void BuildShadeTable(void)
+{
+	UINT16 red;
+	UINT16 green;
+	UINT16 blue;
+
+  for (red = 0; red < 256; red += 4)
+  {
+    for (green = 0; green < 256; green += 4)
+    {
+      for (blue = 0; blue < 256; blue += 4)
+      {
+        Get16BPPColor(42);
+        Get16BPPColor(FROMRGB(red * guiShadePercent, green * guiShadePercent, blue * guiShadePercent));
+      }
+    }
+  }
+}
+
+
+int main(void)
+{
+	BuildShadeTable();
+	return 0;
+}
-- 
2.20.1