528 lines
15 KiB
Plaintext
528 lines
15 KiB
Plaintext
diff --git a/doc/jemalloc.xml.in b/doc/jemalloc.xml.in
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index 21e401ac..c26f9f4a 100644
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--- a/doc/jemalloc.xml.in
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+++ b/doc/jemalloc.xml.in
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@@ -53,11 +53,22 @@
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<para>This manual describes jemalloc @jemalloc_version@. More information
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can be found at the <ulink
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url="http://jemalloc.net/">jemalloc website</ulink>.</para>
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+
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+ <para>The following configuration options are enabled in libc's built-in
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+ jemalloc: <option>--enable-fill</option>,
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+ <option>--enable-lazy-lock</option>, <option>--enable-stats</option>,
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+ <option>--enable-utrace</option>, <option>--enable-xmalloc</option>, and
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+ <option>--with-malloc-conf=abort_conf:false</option>.
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+ Additionally, <option>--enable-debug</option> is enabled in development
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+ versions of FreeBSD (controlled by the
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+ <constant>MALLOC_PRODUCTION</constant> make variable).</para>
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+
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</refsect1>
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<refsynopsisdiv>
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<title>SYNOPSIS</title>
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<funcsynopsis>
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- <funcsynopsisinfo>#include <<filename class="headerfile">jemalloc/jemalloc.h</filename>></funcsynopsisinfo>
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+ <funcsynopsisinfo>#include <<filename class="headerfile">stdlib.h</filename>>
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+#include <<filename class="headerfile">malloc_np.h</filename>></funcsynopsisinfo>
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<refsect2>
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<title>Standard API</title>
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<funcprototype>
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@@ -3252,4 +3263,18 @@ malloc_conf = "narenas:1";]]></programlisting></para>
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<para>The <function>posix_memalign()</function> function conforms
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to IEEE Std 1003.1-2001 (<quote>POSIX.1</quote>).</para>
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</refsect1>
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+ <refsect1 id="history">
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+ <title>HISTORY</title>
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+ <para>The <function>malloc_usable_size()</function> and
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+ <function>posix_memalign()</function> functions first appeared in FreeBSD
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+ 7.0.</para>
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+
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+ <para>The <function>aligned_alloc()</function>,
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+ <function>malloc_stats_print()</function>, and
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+ <function>mallctl*()</function> functions first appeared in FreeBSD
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+ 10.0.</para>
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+
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+ <para>The <function>*allocx()</function> functions first appeared in FreeBSD
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+ 11.0.</para>
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+ </refsect1>
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</refentry>
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diff --git a/include/jemalloc/internal/hooks.h b/include/jemalloc/internal/hooks.h
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index cd49afcb..85e2a991 100644
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--- a/include/jemalloc/internal/hooks.h
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+++ b/include/jemalloc/internal/hooks.h
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@@ -6,13 +6,6 @@ extern JEMALLOC_EXPORT void (*hooks_libc_hook)();
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#define JEMALLOC_HOOK(fn, hook) ((void)(hook != NULL && (hook(), 0)), fn)
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-#define open JEMALLOC_HOOK(open, hooks_libc_hook)
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-#define read JEMALLOC_HOOK(read, hooks_libc_hook)
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-#define write JEMALLOC_HOOK(write, hooks_libc_hook)
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-#define readlink JEMALLOC_HOOK(readlink, hooks_libc_hook)
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-#define close JEMALLOC_HOOK(close, hooks_libc_hook)
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-#define creat JEMALLOC_HOOK(creat, hooks_libc_hook)
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-#define secure_getenv JEMALLOC_HOOK(secure_getenv, hooks_libc_hook)
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/* Note that this is undef'd and re-define'd in src/prof.c. */
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#define _Unwind_Backtrace JEMALLOC_HOOK(_Unwind_Backtrace, hooks_libc_hook)
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diff --git a/include/jemalloc/internal/jemalloc_internal_decls.h b/include/jemalloc/internal/jemalloc_internal_decls.h
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index 1efdb56b..12a7e5a8 100644
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--- a/include/jemalloc/internal/jemalloc_internal_decls.h
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+++ b/include/jemalloc/internal/jemalloc_internal_decls.h
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@@ -1,6 +1,9 @@
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#ifndef JEMALLOC_INTERNAL_DECLS_H
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#define JEMALLOC_INTERNAL_DECLS_H
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+#include "libc_private.h"
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+#include "namespace.h"
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+
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#include <math.h>
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#ifdef _WIN32
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# include <windows.h>
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diff --git a/include/jemalloc/internal/jemalloc_preamble.h.in b/include/jemalloc/internal/jemalloc_preamble.h.in
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index 18539a09..c8af8683 100644
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--- a/include/jemalloc/internal/jemalloc_preamble.h.in
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+++ b/include/jemalloc/internal/jemalloc_preamble.h.in
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@@ -8,6 +8,9 @@
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#include <sys/ktrace.h>
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#endif
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+#include "un-namespace.h"
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+#include "libc_private.h"
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+
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#define JEMALLOC_NO_DEMANGLE
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#ifdef JEMALLOC_JET
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# undef JEMALLOC_IS_MALLOC
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@@ -68,13 +71,7 @@ static const bool config_fill =
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false
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#endif
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;
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-static const bool config_lazy_lock =
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-#ifdef JEMALLOC_LAZY_LOCK
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- true
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-#else
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- false
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-#endif
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- ;
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+static const bool config_lazy_lock = true;
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static const char * const config_malloc_conf = JEMALLOC_CONFIG_MALLOC_CONF;
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static const bool config_prof =
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#ifdef JEMALLOC_PROF
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diff --git a/include/jemalloc/internal/mutex.h b/include/jemalloc/internal/mutex.h
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index 6520c251..0013cbe9 100644
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--- a/include/jemalloc/internal/mutex.h
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+++ b/include/jemalloc/internal/mutex.h
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@@ -121,9 +121,6 @@ struct malloc_mutex_s {
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#ifdef JEMALLOC_LAZY_LOCK
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extern bool isthreaded;
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-#else
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-# undef isthreaded /* Undo private_namespace.h definition. */
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-# define isthreaded true
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#endif
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bool malloc_mutex_init(malloc_mutex_t *mutex, const char *name,
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@@ -131,6 +128,7 @@ bool malloc_mutex_init(malloc_mutex_t *mutex, const char *name,
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void malloc_mutex_prefork(tsdn_t *tsdn, malloc_mutex_t *mutex);
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void malloc_mutex_postfork_parent(tsdn_t *tsdn, malloc_mutex_t *mutex);
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void malloc_mutex_postfork_child(tsdn_t *tsdn, malloc_mutex_t *mutex);
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+bool malloc_mutex_first_thread(void);
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bool malloc_mutex_boot(void);
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void malloc_mutex_prof_data_reset(tsdn_t *tsdn, malloc_mutex_t *mutex);
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diff --git a/include/jemalloc/jemalloc_FreeBSD.h b/include/jemalloc/jemalloc_FreeBSD.h
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new file mode 100644
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index 00000000..355b565c
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--- /dev/null
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+++ b/include/jemalloc/jemalloc_FreeBSD.h
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@@ -0,0 +1,185 @@
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+/*
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+ * Override settings that were generated in jemalloc_defs.h as necessary.
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+ */
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+
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+#undef JEMALLOC_OVERRIDE_VALLOC
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+
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+#ifndef MALLOC_PRODUCTION
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+#define JEMALLOC_DEBUG
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+#endif
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+
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+#undef JEMALLOC_DSS
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+
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+#undef JEMALLOC_BACKGROUND_THREAD
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+
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+/*
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+ * The following are architecture-dependent, so conditionally define them for
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+ * each supported architecture.
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+ */
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+#undef JEMALLOC_TLS_MODEL
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+#undef STATIC_PAGE_SHIFT
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+#undef LG_VADDR
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+#undef LG_SIZEOF_PTR
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+#undef LG_SIZEOF_INT
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+#undef LG_SIZEOF_LONG
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+#undef LG_SIZEOF_INTMAX_T
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+
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+#ifdef __i386__
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+# define LG_VADDR 32
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+# define LG_SIZEOF_PTR 2
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+# define JEMALLOC_TLS_MODEL __attribute__((tls_model("initial-exec")))
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+#endif
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+#ifdef __ia64__
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+# define LG_VADDR 64
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+# define LG_SIZEOF_PTR 3
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+#endif
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+#ifdef __sparc64__
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+# define LG_VADDR 64
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+# define LG_SIZEOF_PTR 3
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+# define JEMALLOC_TLS_MODEL __attribute__((tls_model("initial-exec")))
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+#endif
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+#ifdef __amd64__
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+# define LG_VADDR 48
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+# define LG_SIZEOF_PTR 3
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+# define JEMALLOC_TLS_MODEL __attribute__((tls_model("initial-exec")))
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+#endif
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+#ifdef __arm__
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+# define LG_VADDR 32
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+# define LG_SIZEOF_PTR 2
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+#endif
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+#ifdef __aarch64__
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+# define LG_VADDR 48
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+# define LG_SIZEOF_PTR 3
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+#endif
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+#ifdef __mips__
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+#ifdef __mips_n64
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+# define LG_VADDR 64
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+# define LG_SIZEOF_PTR 3
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+#else
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+# define LG_VADDR 32
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+# define LG_SIZEOF_PTR 2
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+#endif
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+#endif
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+#ifdef __powerpc64__
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+# define LG_VADDR 64
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+# define LG_SIZEOF_PTR 3
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+#elif defined(__powerpc__)
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+# define LG_VADDR 32
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+# define LG_SIZEOF_PTR 2
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+#endif
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+#ifdef __riscv__
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+# define LG_VADDR 64
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+# define LG_SIZEOF_PTR 3
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+#endif
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+
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+#ifndef JEMALLOC_TLS_MODEL
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+# define JEMALLOC_TLS_MODEL /* Default. */
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+#endif
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+
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+#define STATIC_PAGE_SHIFT PAGE_SHIFT
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+#define LG_SIZEOF_INT 2
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+#define LG_SIZEOF_LONG LG_SIZEOF_PTR
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+#define LG_SIZEOF_INTMAX_T 3
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+
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+#undef CPU_SPINWAIT
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+#include <machine/cpu.h>
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+#include <machine/cpufunc.h>
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+#define CPU_SPINWAIT cpu_spinwait()
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+
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+/* Disable lazy-lock machinery, mangle isthreaded, and adjust its type. */
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+#undef JEMALLOC_LAZY_LOCK
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+extern int __isthreaded;
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+#define isthreaded ((bool)__isthreaded)
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+
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+/* Mangle. */
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+#undef je_malloc
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+#undef je_calloc
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+#undef je_posix_memalign
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+#undef je_aligned_alloc
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+#undef je_realloc
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+#undef je_free
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+#undef je_malloc_usable_size
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+#undef je_mallocx
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+#undef je_rallocx
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+#undef je_xallocx
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+#undef je_sallocx
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+#undef je_dallocx
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+#undef je_sdallocx
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+#undef je_nallocx
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+#undef je_mallctl
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+#undef je_mallctlnametomib
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+#undef je_mallctlbymib
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+#undef je_malloc_stats_print
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+#undef je_allocm
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+#undef je_rallocm
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+#undef je_sallocm
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+#undef je_dallocm
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+#undef je_nallocm
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+#define je_malloc __malloc
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+#define je_calloc __calloc
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+#define je_posix_memalign __posix_memalign
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+#define je_aligned_alloc __aligned_alloc
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+#define je_realloc __realloc
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+#define je_free __free
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+#define je_malloc_usable_size __malloc_usable_size
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+#define je_mallocx __mallocx
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+#define je_rallocx __rallocx
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+#define je_xallocx __xallocx
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+#define je_sallocx __sallocx
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+#define je_dallocx __dallocx
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+#define je_sdallocx __sdallocx
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+#define je_nallocx __nallocx
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+#define je_mallctl __mallctl
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+#define je_mallctlnametomib __mallctlnametomib
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+#define je_mallctlbymib __mallctlbymib
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+#define je_malloc_stats_print __malloc_stats_print
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+#define je_allocm __allocm
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+#define je_rallocm __rallocm
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+#define je_sallocm __sallocm
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+#define je_dallocm __dallocm
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+#define je_nallocm __nallocm
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+#define open _open
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+#define read _read
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+#define write _write
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+#define close _close
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+#define pthread_join _pthread_join
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+#define pthread_once _pthread_once
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+#define pthread_self _pthread_self
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+#define pthread_equal _pthread_equal
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+#define pthread_mutex_lock _pthread_mutex_lock
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+#define pthread_mutex_trylock _pthread_mutex_trylock
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+#define pthread_mutex_unlock _pthread_mutex_unlock
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+#define pthread_cond_init _pthread_cond_init
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+#define pthread_cond_wait _pthread_cond_wait
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+#define pthread_cond_timedwait _pthread_cond_timedwait
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+#define pthread_cond_signal _pthread_cond_signal
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+
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+#ifdef JEMALLOC_C_
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+/*
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+ * Define 'weak' symbols so that an application can have its own versions
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+ * of malloc, calloc, realloc, free, et al.
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+ */
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+__weak_reference(__malloc, malloc);
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+__weak_reference(__calloc, calloc);
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+__weak_reference(__posix_memalign, posix_memalign);
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+__weak_reference(__aligned_alloc, aligned_alloc);
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+__weak_reference(__realloc, realloc);
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+__weak_reference(__free, free);
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+__weak_reference(__malloc_usable_size, malloc_usable_size);
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+__weak_reference(__mallocx, mallocx);
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+__weak_reference(__rallocx, rallocx);
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+__weak_reference(__xallocx, xallocx);
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+__weak_reference(__sallocx, sallocx);
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+__weak_reference(__dallocx, dallocx);
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+__weak_reference(__sdallocx, sdallocx);
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+__weak_reference(__nallocx, nallocx);
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+__weak_reference(__mallctl, mallctl);
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+__weak_reference(__mallctlnametomib, mallctlnametomib);
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+__weak_reference(__mallctlbymib, mallctlbymib);
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+__weak_reference(__malloc_stats_print, malloc_stats_print);
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+__weak_reference(__allocm, allocm);
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+__weak_reference(__rallocm, rallocm);
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+__weak_reference(__sallocm, sallocm);
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+__weak_reference(__dallocm, dallocm);
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+__weak_reference(__nallocm, nallocm);
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+#endif
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diff --git a/include/jemalloc/jemalloc_rename.sh b/include/jemalloc/jemalloc_rename.sh
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index f9438912..47d032c1 100755
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--- a/include/jemalloc/jemalloc_rename.sh
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+++ b/include/jemalloc/jemalloc_rename.sh
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@@ -19,4 +19,6 @@ done
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cat <<EOF
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#endif
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+
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+#include "jemalloc_FreeBSD.h"
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EOF
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diff --git a/src/jemalloc.c b/src/jemalloc.c
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index 52c86aa6..868c9e86 100644
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--- a/src/jemalloc.c
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+++ b/src/jemalloc.c
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@@ -20,6 +20,10 @@
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/******************************************************************************/
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/* Data. */
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+/* Work around <http://llvm.org/bugs/show_bug.cgi?id=12623>: */
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+const char *__malloc_options_1_0 = NULL;
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+__sym_compat(_malloc_options, __malloc_options_1_0, FBSD_1.0);
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+
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/* Runtime configuration options. */
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const char *je_malloc_conf
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#ifndef _WIN32
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@@ -2981,6 +2985,103 @@ je_malloc_usable_size(JEMALLOC_USABLE_SIZE_CONST void *ptr) {
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*/
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/******************************************************************************/
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/*
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+ * Begin compatibility functions.
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+ */
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+
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+#define ALLOCM_LG_ALIGN(la) (la)
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+#define ALLOCM_ALIGN(a) (ffsl(a)-1)
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+#define ALLOCM_ZERO ((int)0x40)
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+#define ALLOCM_NO_MOVE ((int)0x80)
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+
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+#define ALLOCM_SUCCESS 0
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+#define ALLOCM_ERR_OOM 1
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+#define ALLOCM_ERR_NOT_MOVED 2
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+
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+int
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+je_allocm(void **ptr, size_t *rsize, size_t size, int flags) {
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+ assert(ptr != NULL);
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+
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+ void *p = je_mallocx(size, flags);
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+ if (p == NULL) {
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+ return (ALLOCM_ERR_OOM);
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+ }
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+ if (rsize != NULL) {
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+ *rsize = isalloc(tsdn_fetch(), p);
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+ }
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+ *ptr = p;
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+ return ALLOCM_SUCCESS;
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+}
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+
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+int
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+je_rallocm(void **ptr, size_t *rsize, size_t size, size_t extra, int flags) {
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+ assert(ptr != NULL);
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+ assert(*ptr != NULL);
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+ assert(size != 0);
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+ assert(SIZE_T_MAX - size >= extra);
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+
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+ int ret;
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+ bool no_move = flags & ALLOCM_NO_MOVE;
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+
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+ if (no_move) {
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+ size_t usize = je_xallocx(*ptr, size, extra, flags);
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+ ret = (usize >= size) ? ALLOCM_SUCCESS : ALLOCM_ERR_NOT_MOVED;
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+ if (rsize != NULL) {
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+ *rsize = usize;
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+ }
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+ } else {
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+ void *p = je_rallocx(*ptr, size+extra, flags);
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+ if (p != NULL) {
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+ *ptr = p;
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+ ret = ALLOCM_SUCCESS;
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+ } else {
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+ ret = ALLOCM_ERR_OOM;
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+ }
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+ if (rsize != NULL) {
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+ *rsize = isalloc(tsdn_fetch(), *ptr);
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+ }
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+ }
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+ return ret;
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+}
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+
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+int
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+je_sallocm(const void *ptr, size_t *rsize, int flags) {
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+ assert(rsize != NULL);
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+ *rsize = je_sallocx(ptr, flags);
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+ return ALLOCM_SUCCESS;
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+}
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+
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+int
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+je_dallocm(void *ptr, int flags) {
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+ je_dallocx(ptr, flags);
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+ return ALLOCM_SUCCESS;
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+}
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+
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+int
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+je_nallocm(size_t *rsize, size_t size, int flags) {
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+ size_t usize = je_nallocx(size, flags);
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+ if (usize == 0) {
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+ return ALLOCM_ERR_OOM;
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+ }
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+ if (rsize != NULL) {
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+ *rsize = usize;
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+ }
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+ return ALLOCM_SUCCESS;
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+}
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+
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+#undef ALLOCM_LG_ALIGN
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+#undef ALLOCM_ALIGN
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+#undef ALLOCM_ZERO
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+#undef ALLOCM_NO_MOVE
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+
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+#undef ALLOCM_SUCCESS
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+#undef ALLOCM_ERR_OOM
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+#undef ALLOCM_ERR_NOT_MOVED
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+
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+/*
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+ * End compatibility functions.
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+ */
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+/******************************************************************************/
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+/*
|
|
* The following functions are used by threading libraries for protection of
|
|
* malloc during fork().
|
|
*/
|
|
@@ -3141,4 +3242,11 @@ jemalloc_postfork_child(void) {
|
|
ctl_postfork_child(tsd_tsdn(tsd));
|
|
}
|
|
|
|
+void
|
|
+_malloc_first_thread(void)
|
|
+{
|
|
+
|
|
+ (void)malloc_mutex_first_thread();
|
|
+}
|
|
+
|
|
/******************************************************************************/
|
|
diff --git a/src/malloc_io.c b/src/malloc_io.c
|
|
index 6b99afcd..4363cb83 100644
|
|
--- a/src/malloc_io.c
|
|
+++ b/src/malloc_io.c
|
|
@@ -88,6 +88,20 @@ wrtmessage(void *cbopaque, const char *s) {
|
|
|
|
JEMALLOC_EXPORT void (*je_malloc_message)(void *, const char *s);
|
|
|
|
+JEMALLOC_ATTR(visibility("hidden"))
|
|
+void
|
|
+wrtmessage_1_0(const char *s1, const char *s2, const char *s3, const char *s4) {
|
|
+
|
|
+ wrtmessage(NULL, s1);
|
|
+ wrtmessage(NULL, s2);
|
|
+ wrtmessage(NULL, s3);
|
|
+ wrtmessage(NULL, s4);
|
|
+}
|
|
+
|
|
+void (*__malloc_message_1_0)(const char *s1, const char *s2, const char *s3,
|
|
+ const char *s4) = wrtmessage_1_0;
|
|
+__sym_compat(_malloc_message, __malloc_message_1_0, FBSD_1.0);
|
|
+
|
|
/*
|
|
* Wrapper around malloc_message() that avoids the need for
|
|
* je_malloc_message(...) throughout the code.
|
|
diff --git a/src/mutex.c b/src/mutex.c
|
|
index a528ef0c..820af613 100644
|
|
--- a/src/mutex.c
|
|
+++ b/src/mutex.c
|
|
@@ -40,6 +40,17 @@ pthread_create(pthread_t *__restrict thread,
|
|
#ifdef JEMALLOC_MUTEX_INIT_CB
|
|
JEMALLOC_EXPORT int _pthread_mutex_init_calloc_cb(pthread_mutex_t *mutex,
|
|
void *(calloc_cb)(size_t, size_t));
|
|
+
|
|
+#pragma weak _pthread_mutex_init_calloc_cb
|
|
+int
|
|
+_pthread_mutex_init_calloc_cb(pthread_mutex_t *mutex,
|
|
+ void *(calloc_cb)(size_t, size_t))
|
|
+{
|
|
+
|
|
+ return (((int (*)(pthread_mutex_t *, void *(*)(size_t, size_t)))
|
|
+ __libc_interposing[INTERPOS__pthread_mutex_init_calloc_cb])(mutex,
|
|
+ calloc_cb));
|
|
+}
|
|
#endif
|
|
|
|
void
|
|
@@ -130,6 +141,16 @@ mutex_addr_comp(const witness_t *witness1, void *mutex1,
|
|
}
|
|
|
|
bool
|
|
+malloc_mutex_first_thread(void) {
|
|
+
|
|
+#ifndef JEMALLOC_MUTEX_INIT_CB
|
|
+ return (malloc_mutex_first_thread());
|
|
+#else
|
|
+ return (false);
|
|
+#endif
|
|
+}
|
|
+
|
|
+bool
|
|
malloc_mutex_init(malloc_mutex_t *mutex, const char *name,
|
|
witness_rank_t rank, malloc_mutex_lock_order_t lock_order) {
|
|
mutex_prof_data_init(&mutex->prof_data);
|