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Optimize png16 with loongson mmi for 64-bit os

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gxw
2024-01-08 17:46:41 +08:00
committed by Cosmin Truta
parent 6b0d1bd75b
commit ce4b632dd7
9 changed files with 937 additions and 15 deletions
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51
configure.ac
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@@ -328,6 +328,9 @@ AC_ARG_ENABLE([hardware-optimizations],
enable_mips_msa=no
AC_DEFINE([PNG_MIPS_MSA_OPT], [0],
[Disable MIPS_MSA optimizations])
enable_mips_mmi=no
AC_DEFINE([PNG_MIPS_MMI_OPT], [0],
[Disable MIPS_MMI optimizations])
enable_powerpc_vsx=no
AC_DEFINE([PNG_POWERPC_VSX_OPT], [0],
[Disable POWERPC VSX optimizations])
@@ -347,7 +350,10 @@ AC_ARG_ENABLE([hardware-optimizations],
[Enable ARM_NEON optimizations])
;;
mipsel*|mips64el*)
enable_mips_mmi=yes
enable_mips_msa=yes
AC_DEFINE([PNG_MIPS_MMI_OPT], [1],
[Enable MIPS_MMI optimizations])
AC_DEFINE([PNG_MIPS_MSA_OPT], [2],
[Enable MIPS_MSA optimizations])
;;
@@ -461,6 +467,51 @@ AM_CONDITIONAL([PNG_MIPS_MSA],
mipsel*|mips64el*) : ;;
esac])
# MIPS
# ===
#
# MIPS MMI (SIMD) support.
AC_ARG_ENABLE([mips-mmi],
AS_HELP_STRING([[[--enable-mips-mmi]]],
[Enable MIPS MMI optimizations: =no/off, check, api, yes/on:]
[no/off: disable the optimizations; check: use internal checking code]
[(deprecated and poorly supported); api: disable by default, enable by]
[a call to png_set_option; yes/on: turn on unconditionally.]
[If not specified: determined by the compiler.]),
[case "$enableval" in
no|off)
# disable the default enabling on __mips_mmi systems:
AC_DEFINE([PNG_MIPS_MMI_OPT], [0],
[Disable MIPS MMI optimizations])
# Prevent inclusion of the assembler files below:
enable_mips_mmi=no;;
check)
AC_DEFINE([PNG_MIPS_MMI_CHECK_SUPPORTED], [],
[Check for MIPS MMI support at run-time]);;
api)
AC_DEFINE([PNG_MIPS_MMI_API_SUPPORTED], [],
[Turn on MIPS MMI optimizations at run-time]);;
yes|on)
AC_DEFINE([PNG_MIPS_MMI_OPT], [1],
[Enable MIPS MMI optimizations])
AC_MSG_WARN([--enable-mips-mmi: please specify 'check' or 'api', if]
[you want the optimizations unconditionally pass '-mloongson-mmi -march=loongson3a']
[to the compiler.]);;
*)
AC_MSG_ERROR([--enable-mips-mmi=${enable_mips_mmi}: invalid value])
esac])
# Add MIPS specific files to all builds where the host_cpu is mips ('mips*') or
# where MIPS optimizations were explicitly requested (this allows a fallback if a
# future host CPU does not match 'mips*')
AM_CONDITIONAL([PNG_MIPS_MMI],
[test "$enable_mips_mmi" != 'no' &&
case "$host_cpu" in
mipsel*|mips64el*) :;;
esac])
# INTEL
# =====
#