Make environment variable syntax consistent between ARM and x86 code, and add an...

git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1073 632fc199-4ca6-4c93-a231-07263d6284db

diff --git a/simd/jsimd_arm.c b/simd/jsimd_arm.c
index cae84df046fa2a35ce55c6f47463a096a446a645..a70db7eb7b64213bb19a4df06de0d52111ab9d5f 100644 (file)
--- a/simd/jsimd_arm.c
+++ b/simd/jsimd_arm.c
@@ -2,7 +2,7 @@
  * jsimd_arm.c
  *
  * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
- * Copyright 2009-2011 D. R. Commander
+ * Copyright 2009-2011, 2013 D. R. Commander
  * 
  * Based on the x86 SIMD extension for IJG JPEG library,
  * Copyright (C) 1999-2006, MIYASAKA Masaru.
@@ -123,10 +123,10 @@ init_simd (void)
 #endif
 
   /* Force different settings through environment variables */
-  env = getenv("JSIMD_FORCE_ARM_NEON");
+  env = getenv("JSIMD_FORCENEON");
   if ((env != NULL) && (strcmp(env, "1") == 0))
     simd_support &= JSIMD_ARM_NEON;
-  env = getenv("JSIMD_FORCE_NO_SIMD");
+  env = getenv("JSIMD_FORCENONE");
   if ((env != NULL) && (strcmp(env, "1") == 0))
     simd_support = 0;
 }

diff --git a/simd/jsimd_i386.c b/simd/jsimd_i386.c
index e96f5b8d79cdf4acc13f6ef414d28032d655a306..b731edb4b7860f0ca3fae4483ddb666e9b122f04 100644 (file)
--- a/simd/jsimd_i386.c
+++ b/simd/jsimd_i386.c
@@ -2,7 +2,7 @@
  * jsimd_i386.c
  *
  * Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
- * Copyright 2009-2011 D. R. Commander
+ * Copyright 2009-2011, 2013 D. R. Commander
  * 
  * Based on the x86 SIMD extension for IJG JPEG library,
  * Copyright (C) 1999-2006, MIYASAKA Masaru.
@@ -59,6 +59,9 @@ init_simd (void)
   env = getenv("JSIMD_FORCESSE2");
   if ((env != NULL) && (strcmp(env, "1") == 0))
     simd_support &= JSIMD_SSE2;
+  env = getenv("JSIMD_FORCENONE");
+  if ((env != NULL) && (strcmp(env, "1") == 0))
+    simd_support = 0;
 }
 
 GLOBAL(int)