Update libjpeg-turbo to 1.2.

simd/jsimd_x86_64.c

Index: simd/jsimd_x86_64.c
===================================================================
--- simd/jsimd_x86_64.c	(revision 111873)
+++ simd/jsimd_x86_64.c	(working copy)
@@ -93,18 +93,22 @@
       sse2fct=jsimd_extrgb_ycc_convert_sse2;
       break;
     case JCS_EXT_RGBX:
+    case JCS_EXT_RGBA:
       sse2fct=jsimd_extrgbx_ycc_convert_sse2;
       break;
     case JCS_EXT_BGR:
       sse2fct=jsimd_extbgr_ycc_convert_sse2;
       break;
     case JCS_EXT_BGRX:
+    case JCS_EXT_BGRA:
       sse2fct=jsimd_extbgrx_ycc_convert_sse2;
       break;
     case JCS_EXT_XBGR:
+    case JCS_EXT_ABGR:
       sse2fct=jsimd_extxbgr_ycc_convert_sse2;
       break;
     case JCS_EXT_XRGB:
+    case JCS_EXT_ARGB:
       sse2fct=jsimd_extxrgb_ycc_convert_sse2;
       break;
     default:
@@ -128,18 +132,22 @@
       sse2fct=jsimd_extrgb_gray_convert_sse2;
       break;
     case JCS_EXT_RGBX:
+    case JCS_EXT_RGBA:
       sse2fct=jsimd_extrgbx_gray_convert_sse2;
       break;
     case JCS_EXT_BGR:
       sse2fct=jsimd_extbgr_gray_convert_sse2;
       break;
     case JCS_EXT_BGRX:
+    case JCS_EXT_BGRA:
       sse2fct=jsimd_extbgrx_gray_convert_sse2;
       break;
     case JCS_EXT_XBGR:
+    case JCS_EXT_ABGR:
       sse2fct=jsimd_extxbgr_gray_convert_sse2;
       break;
     case JCS_EXT_XRGB:
+    case JCS_EXT_ARGB:
       sse2fct=jsimd_extxrgb_gray_convert_sse2;
       break;
     default:
@@ -163,18 +171,22 @@
       sse2fct=jsimd_ycc_extrgb_convert_sse2;
       break;
     case JCS_EXT_RGBX:
+    case JCS_EXT_RGBA:
       sse2fct=jsimd_ycc_extrgbx_convert_sse2;
       break;
     case JCS_EXT_BGR:
       sse2fct=jsimd_ycc_extbgr_convert_sse2;
       break;
     case JCS_EXT_BGRX:
+    case JCS_EXT_BGRA:
       sse2fct=jsimd_ycc_extbgrx_convert_sse2;
       break;
     case JCS_EXT_XBGR:
+    case JCS_EXT_ABGR:
       sse2fct=jsimd_ycc_extxbgr_convert_sse2;
       break;
     case JCS_EXT_XRGB:
+    case JCS_EXT_ARGB:
       sse2fct=jsimd_ycc_extxrgb_convert_sse2;
       break;
     default:
@@ -373,18 +385,22 @@
       sse2fct=jsimd_h2v2_extrgb_merged_upsample_sse2;
       break;
     case JCS_EXT_RGBX:
+    case JCS_EXT_RGBA:
       sse2fct=jsimd_h2v2_extrgbx_merged_upsample_sse2;
       break;
     case JCS_EXT_BGR:
       sse2fct=jsimd_h2v2_extbgr_merged_upsample_sse2;
       break;
     case JCS_EXT_BGRX:
+    case JCS_EXT_BGRA:
       sse2fct=jsimd_h2v2_extbgrx_merged_upsample_sse2;
       break;
     case JCS_EXT_XBGR:
+    case JCS_EXT_ABGR:
       sse2fct=jsimd_h2v2_extxbgr_merged_upsample_sse2;
       break;
     case JCS_EXT_XRGB:
+    case JCS_EXT_ARGB:
       sse2fct=jsimd_h2v2_extxrgb_merged_upsample_sse2;
       break;
     default:
@@ -409,18 +425,22 @@
       sse2fct=jsimd_h2v1_extrgb_merged_upsample_sse2;
       break;
     case JCS_EXT_RGBX:
+    case JCS_EXT_RGBA:
       sse2fct=jsimd_h2v1_extrgbx_merged_upsample_sse2;
       break;
     case JCS_EXT_BGR:
       sse2fct=jsimd_h2v1_extbgr_merged_upsample_sse2;
       break;
     case JCS_EXT_BGRX:
+    case JCS_EXT_BGRA:
       sse2fct=jsimd_h2v1_extbgrx_merged_upsample_sse2;
       break;
     case JCS_EXT_XBGR:
+    case JCS_EXT_ABGR:
       sse2fct=jsimd_h2v1_extxbgr_merged_upsample_sse2;
       break;
     case JCS_EXT_XRGB:
+    case JCS_EXT_ARGB:
       sse2fct=jsimd_h2v1_extxrgb_merged_upsample_sse2;
       break;
     default: