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888cea7dee
Changes: https://chromium.googlesource.com/webm/libvpx/+log/v1.14.1..v1.15.0 Reported by: Repology
40 lines
1.2 KiB
C
40 lines
1.2 KiB
C
- Assume NEON is enabled on armv7
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- Implement runtime detection on FreeBSD
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--- vpx_ports/aarch32_cpudetect.c.orig 2024-10-23 18:24:57 UTC
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+++ vpx_ports/aarch32_cpudetect.c
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@@ -12,7 +12,7 @@
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#include "./vpx_config.h"
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#include "arm_cpudetect.h"
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-#if !CONFIG_RUNTIME_CPU_DETECT
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+#if !CONFIG_RUNTIME_CPU_DETECT || defined(__ARM_NEON)
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static int arm_get_cpu_caps(void) {
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// This function should actually be a no-op. There is no way to adjust any of
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@@ -57,10 +57,24 @@ static int arm_get_cpu_caps(void) {
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return flags;
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}
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-#elif defined(__linux__) // end defined(VPX_USE_ANDROID_CPU_FEATURES)
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+#elif defined(__linux__) || defined(__FreeBSD__) // end defined(VPX_USE_ANDROID_CPU_FEATURES)
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#include <sys/auxv.h>
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+#if defined(__FreeBSD__)
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+static unsigned long getauxval(unsigned long type)
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+{
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+ /* Only AT_HWCAP* return unsigned long */
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+ if (type != AT_HWCAP && type != AT_HWCAP2) {
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+ return 0;
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+ }
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+
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+ unsigned long ret = 0;
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+ elf_aux_info(type, &ret, sizeof(ret));
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+ return ret;
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+}
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+#endif
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+
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// Define hwcap values ourselves: building with an old auxv header where these
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// hwcap values are not defined should not prevent features from being enabled.
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#define VPX_AARCH32_HWCAP_NEON (1 << 12)
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