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[libpng16] Updated configure.ac to handle new on-intrinsics, etc., options.

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Glenn Randers-Pehrson 2013-10-14 11:38:53 -05:00
parent 063eb1b497
commit e1540e3b4c
1 changed files with 3 additions and 11 deletions
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14
configure.ac
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@ -248,26 +248,18 @@ AC_ARG_ENABLE([arm-neon],
[Disable ARM Neon optimizations]) [Disable ARM Neon optimizations])
# Prevent inclusion of the assembler files below: # Prevent inclusion of the assembler files below:
enable_arm_neon=no;; enable_arm_neon=no;;
check) check|check-intrinsics)
AC_DEFINE([PNG_ARM_NEON_CHECK_SUPPORTED], [], AC_DEFINE([PNG_ARM_NEON_CHECK_SUPPORTED], [],
[Check for ARM Neon support at run-time]);; [Check for ARM Neon support at run-time]);;
check-intrinsics) api|api-intrinsics)
AC_DEFINE([PNG_ARM_NEON_CHECK_SUPPORTED], [],
[Check for ARM Neon support at run-time]);;
;;
api)
AC_DEFINE([PNG_ARM_NEON_API_SUPPORTED], [], AC_DEFINE([PNG_ARM_NEON_API_SUPPORTED], [],
[Turn on ARM Neon optimizations at run-time]);; [Turn on ARM Neon optimizations at run-time]);;
api-intrinsics) yes|on|yes-intrinsics|on-intrinsics)
;;
yes|on)
AC_DEFINE([PNG_ARM_NEON_OPT], [2], AC_DEFINE([PNG_ARM_NEON_OPT], [2],
[Enable ARM Neon optimizations]) [Enable ARM Neon optimizations])
AC_MSG_WARN([--enable-arm-neon: please specify 'check' or 'api', if] AC_MSG_WARN([--enable-arm-neon: please specify 'check' or 'api', if]
[you want the optimizations unconditionally pass -mfpu=neon] [you want the optimizations unconditionally pass -mfpu=neon]
[to the compiler.]);; [to the compiler.]);;
yes-intrinsics|on-intrinsics)
;;
*) *)
AC_MSG_ERROR([--enable-arm-neon=${enable_arm_neon}: invalid value]) AC_MSG_ERROR([--enable-arm-neon=${enable_arm_neon}: invalid value])
esac]) esac])