From 51ba0d354c750b4bb22e2d368e3893da566ea171 Mon Sep 17 00:00:00 2001
From: Chris Young <chris@unsatisfactorysoftware.co.uk>
Date: Fri, 18 Nov 2016 18:46:20 +0000
Subject: Move detection of Altivec into libjpeg-turbo This has also been
 submitted as a patch upstream:
 https://github.com/libjpeg-turbo/libjpeg-turbo/pull/118

---
 .../ppc-amigaos/simd.jsimd_powerpc.c.p             | 26 ++++++++++++++++++++++
 1 file changed, 26 insertions(+)
 create mode 100644 sdk/recipes/patches/libjpegturbo/ppc-amigaos/simd.jsimd_powerpc.c.p

diff --git a/sdk/recipes/patches/libjpegturbo/ppc-amigaos/simd.jsimd_powerpc.c.p b/sdk/recipes/patches/libjpegturbo/ppc-amigaos/simd.jsimd_powerpc.c.p
new file mode 100644
index 0000000..4220c5d
--- /dev/null
+++ b/sdk/recipes/patches/libjpegturbo/ppc-amigaos/simd.jsimd_powerpc.c.p
@@ -0,0 +1,26 @@
+--- simd/jsimd_powerpc.c
++++ simd/jsimd_powerpc.c
+@@ -14,6 +14,10 @@
+  * PowerPC architecture.
+  */
+ 
++#ifdef __amigaos4__
++#include <proto/exec.h>
++#endif
++
+ #define JPEG_INTERNALS
+ #include "../jinclude.h"
+ #include "../jpeglib.h"
+@@ -116,6 +120,11 @@ init_simd (void)
+     if (bufsize > SOMEWHAT_SANE_PROC_CPUINFO_SIZE_LIMIT)
+       break;
+   }
++#elif defined(__amigaos4__)
++  uint32 altivec = 0;
++  IExec->GetCPUInfoTags(GCIT_VectorUnit, &altivec, TAG_DONE);
++  if(altivec == VECTORTYPE_ALTIVEC)
++    simd_support |= JSIMD_ALTIVEC;
+ #endif
+ 
+   /* Force different settings through environment variables */
+
-- 
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