From e947139c7cf69ea34b2cfe3977186eb373b1d36c Mon Sep 17 00:00:00 2001 From: DRC Date: Sat, 23 Aug 2014 17:48:17 +0000 Subject: [PATCH] Clarify forward compatibility of iOS/ARM builds git-svn-id: svn+ssh://svn.code.sf.net/p/libjpeg-turbo/code/trunk@1387 632fc199-4ca6-4c93-a231-07263d6284db --- BUILDING.txt | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/BUILDING.txt b/BUILDING.txt index 13835a1..5b5b7a4 100644 --- a/BUILDING.txt +++ b/BUILDING.txt @@ -349,17 +349,17 @@ Set the following shell variables for simplicity: Xcode 5.0.x and later: IOS_GCC=/Applications/Xcode.app/Contents/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang - ARM v6 only (up to and including iPhone 3G): + ARM v6 (code will run on all iOS devices, not SIMD-accelerated): [NOTE: Requires Xcode 4.4.x or earlier] IOS_CFLAGS="-march=armv6 -mcpu=arm1176jzf-s -mfpu=vfp" - ARM v7 only (iPhone 3GS-4S, iPad 1st-3rd Generation): + ARM v7 (code will run on iPhone 3GS-4S/iPad 1st-3rd Generation and newer): Xcode 4.6.x and earlier: IOS_CFLAGS="-march=armv7 -mcpu=cortex-a8 -mtune=cortex-a8 -mfpu=neon" Xcode 5.0.x and later: IOS_CFLAGS="-arch armv7" - ARM v7s only (iPhone 5, iPad 4th Generation): + ARM v7s (code will run on iPhone 5/iPad 4th Generation and newer): [NOTE: Requires Xcode 4.5 or later] Xcode 4.6.x and earlier: IOS_CFLAGS="-march=armv7s -mcpu=swift -mtune=swift -mfpu=neon" -- 2.49.0