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libjpeg-turbo: update to 2.1.x rev 0734e34f6

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roytam1 2024-10-11 12:01:54 +08:00
commit 19dc62b0a2
139 changed files with 989 additions and 962 deletions
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27
media/libjpeg/simd/powerpc/jsimd.c
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@ -2,8 +2,8 @@
* jsimd_powerpc.c
*
* Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
* Copyright (C) 2009-2011, 2014-2016, 2018, D. R. Commander.
* Copyright (C) 2015-2016, 2018, Matthieu Darbois.
* Copyright (C) 2009-2011, 2014-2016, 2018, 2022, D. R. Commander.
* Copyright (C) 2015-2016, 2018, 2022, Matthieu Darbois.
*
* Based on the x86 SIMD extension for IJG JPEG library,
* Copyright (C) 1999-2006, MIYASAKA Masaru.
@ -27,11 +27,12 @@
#include "../../jsimddct.h"
#include "../jsimd.h"
#include <stdio.h>
#include <string.h>
#include <ctype.h>
#if defined(__OpenBSD__)
#if defined(__APPLE__)
#include <sys/types.h>
#include <sys/sysctl.h>
#elif defined(__OpenBSD__)
#include <sys/param.h>
#include <sys/sysctl.h>
#include <machine/cpu.h>
@ -43,7 +44,7 @@
#include <sys/sysctl.h>
#endif
static unsigned int simd_support = ~0;
static THREAD_LOCAL unsigned int simd_support = ~0;
#if !defined(__ALTIVEC__) && (defined(__linux__) || defined(ANDROID) || defined(__ANDROID__))
@ -111,8 +112,6 @@ parse_proc_cpuinfo(int bufsize)
/*
* Check what SIMD accelerations are supported.
*
* FIXME: This code is racy under a multi-threaded environment.
*/
LOCAL(void)
init_simd(void)
@ -124,6 +123,10 @@ init_simd(void)
int bufsize = 1024; /* an initial guess for the line buffer size limit */
#elif defined(__amigaos4__)
uint32 altivec = 0;
#elif defined(__APPLE__)
int mib[2] = { CTL_HW, HW_VECTORUNIT };
int altivec;
size_t len = sizeof(altivec);
#elif defined(__OpenBSD__)
int mib[2] = { CTL_MACHDEP, CPU_ALTIVEC };
int altivec;
@ -140,7 +143,7 @@ init_simd(void)
simd_support = 0;
#if defined(__ALTIVEC__) || defined(__APPLE__)
#if defined(__ALTIVEC__)
simd_support |= JSIMD_ALTIVEC;
#elif defined(__linux__) || defined(ANDROID) || defined(__ANDROID__)
while (!parse_proc_cpuinfo(bufsize)) {
@ -152,7 +155,7 @@ init_simd(void)
IExec->GetCPUInfoTags(GCIT_VectorUnit, &altivec, TAG_DONE);
if (altivec == VECTORTYPE_ALTIVEC)
simd_support |= JSIMD_ALTIVEC;
#elif defined(__OpenBSD__)
#elif defined(__APPLE__) || defined(__OpenBSD__)
if (sysctl(mib, 2, &altivec, &len, NULL, 0) == 0 && altivec != 0)
simd_support |= JSIMD_ALTIVEC;
#elif defined(__NetBSD__)
@ -873,7 +876,7 @@ jsimd_can_encode_mcu_AC_first_prepare(void)
GLOBAL(void)
jsimd_encode_mcu_AC_first_prepare(const JCOEF *block,
const int *jpeg_natural_order_start, int Sl,
int Al, JCOEF *values, size_t *zerobits)
int Al, UJCOEF *values, size_t *zerobits)
{
}
@ -886,7 +889,7 @@ jsimd_can_encode_mcu_AC_refine_prepare(void)
GLOBAL(int)
jsimd_encode_mcu_AC_refine_prepare(const JCOEF *block,
const int *jpeg_natural_order_start, int Sl,
int Al, JCOEF *absvalues, size_t *bits)
int Al, UJCOEF *absvalues, size_t *bits)
{
return 0;
}