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-rw-r--r--ChangeLog93
-rw-r--r--Makefile.in41
-rw-r--r--NEWS14
-rw-r--r--common.mk17
-rw-r--r--compile.c1
-rw-r--r--configure.in95
-rw-r--r--defs/dtrace.d41
-rw-r--r--eval.c9
-rw-r--r--ext/probe/extconf.rb3
-rw-r--r--ext/probe/probe.c47
-rw-r--r--gc.c8
-rw-r--r--include/ruby/ruby.h21
-rw-r--r--include/ruby/trace.h105
-rw-r--r--insns.def24
-rw-r--r--iseq.c21
-rw-r--r--lib/mkmf.rb21
-rw-r--r--thread.c12
-rw-r--r--thread_pthread.c2
-rwxr-xr-xtool/rbinstall.rb2
-rw-r--r--variable.c21
-rw-r--r--vm.c1
-rw-r--r--vm_core.h9
-rw-r--r--vm_exec.h35
23 files changed, 612 insertions, 31 deletions
diff --git a/ChangeLog b/ChangeLog
index c9d7451707..cfd36f9929 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,96 @@
+Sun Jan 3 23:54:51 2010 Yuki Sonoda (Yugui) <yugui@yugui.jp>
+
+ * trace.h: new file. wraps tracing mechanisms.
+
+ * defs/dtrace.d: new file. defined a dtrace provider "ruby".
+
+ * include/ruby/ruby.h (LIKELY): moved from vm.c.
+ (UNLIKELY): ditto.
+ (OBJSETUP): probe "object-create".
+ (RUBY_EVENT_RESCUE): new event.
+
+ * vm_exec.c (DEBUG_ENTER_INSN): embeded a probe insn-entry into it.
+ (DEBUG_END_INSN): insn-return.
+
+ * vm.c (LIKELY): moved into ruby.h.
+ (UNLIKELY): ditto.
+ (Init_BareVM): embeded a probe "raise" into it.
+
+ * variable.c (rb_class2name_without_alloc): new utility function.
+
+ * tool/rbinstall.rb (install?(:ext, :arch, :'ext-arch')): installs
+ dtrace.d if necessary.
+
+ * thread_pthread.c (add_signal_thread_list): probe "raise".
+ (rb_thread_create_timer_thread): ditto.
+
+ * thread.c (rb_thread_schedule_rec): probes "thread-enter" and
+ "thread-leave",
+ (thread_start_func_2): ditto.
+ (thread_cleanup_func): probe "thread-term"
+
+ * lib/mkmf.rb: supports dtrace postprocessor on making an extension.
+
+ * iseq.c (rb_vm_insn_name): new utility function.
+ (rb_vm_insn_len): ditto.
+
+ * insns.def (hook): probes "method-etnry", "method-return", "line",
+ and "rescue".
+
+ * compile.c (iseq_compile_each): adds a trace op for "rescue" probe.
+
+ * gc.c (garbage_collect): probes "gc-begin" and "gc-end".
+ (obj_free): probe "object-free"
+ (garbage_collect_with_gvl): probe "raise"
+ (negative_size_allocation_error): ditto.
+ (rb_memerror): ditto.
+
+ * eval.c (rb_rescue2): probe "rescue"
+ (rb_longjmp): probe "raise"
+
+ * ext/probe/probe.c: new extension for application defined probes.
+
+ * ext/probe/extconf.rb: ditto.
+
+ * configure.in (--with-tracing-model): new option to choose a tracing
+ mechanism.
+ (DTRACE): new substitution. name of dtrace(1).
+ (RUBY_TRACING_MODEL): new substitution.
+ (DTRACE_OBJ): ditto.
+ (MINIDTRACE_OBJ): ditto.
+ (GOLFDTRACE_OBJ): ditto.
+ (LIBRUBY_DTRACE_OBJ): ditto.
+ (RUBY_DTRACE_POSTPROCESS): new macro. checks whether the dtrace on
+ the system needs postprocessing.
+ (RUBY_DTRACE_BSD_BROKEN): new macro. checks whether the dtrace
+ supports USDT.
+
+ * Makefile.in:
+ (DTRACE): new variable. name of dtrace(1).
+ (TRACING_MODEL): new variable. name of the chosen tracing mechanism.
+ (DTRACE_OBJ): same as the one in configure.in.
+ (MINIDTRACE_OBJ): ditto.
+ (GOLFDTRACE_OBJ): ditto.
+ (LIBRUBY_DTRACE_OBJ): ditto.
+ (CPPOUTFILE): new substitution. necessary for generating dtrace.d
+ (trace_none.h): new target for TRACING_MODEL=none
+ (RUBY_H_INCLUDES): appended a header for tracing.
+ (distclean-local): also removes preprocessed version of dtrace.d
+ ($(LIBRUBY_A)): needs $(LIBRUBY_DTRACE_OBJ) if dtrace needs
+ postprocessing.
+ ($(PROGRAM)): ditto.
+ (golf): ditto.
+ (miniruby): ditto.
+ ($(arch_hdrdir)/ruby/dtrace.d): new target. preprocessed verson
+ of defs/dtrace.d. generated if necessary.
+ ($(arch_hdrdir)/ruby/trace_dtrace.h): new target.
+ definition of probes.
+ ($(LIBRUBY_DTRACE_OBJ)): new target. generated if dtrace needs
+ postprocessing.
+ ($(DTRACE_OBJ)): ditto.
+ ($(MINIDTRACE_OBJ)): ditto.
+ ($(GOLFDTRACE_OBJ)): ditto.
+
Sun Jan 3 15:34:19 2010 Yuki Sonoda (Yugui) <yugui@yugui.jp>
* lib/rexml/text.rb: String no longer has #each.
diff --git a/Makefile.in b/Makefile.in
index f328d2ad34..58609f63fe 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -52,6 +52,7 @@ debugflags = @debugflags@
warnflags = @warnflags@
XCFLAGS = -I. -I$(arch_hdrdir) -I$(hdrdir) -I$(srcdir) @XCFLAGS@
CPPFLAGS = @CPPFLAGS@
+CPPOUTFILE = @CPPOUTFILE@
LDFLAGS = @STATIC@ $(CFLAGS) @LDFLAGS@
EXTLDFLAGS =
XLDFLAGS = @XLDFLAGS@ $(EXTLDFLAGS)
@@ -66,6 +67,10 @@ ARCHMINIOBJS = @MINIOBJS@
BUILTIN_ENCOBJS = @BUILTIN_ENCOBJS@
BUILTIN_TRANSSRCS = @BUILTIN_TRANSSRCS@
BUILTIN_TRANSOBJS = @BUILTIN_TRANSOBJS@
+DTRACE_OBJ = @DTRACE_OBJ@
+MINIDTRACE_OBJ = @MINIDTRACE_OBJ@
+GOLFDTRACE_OBJ = @GOLFDTRACE_OBJ@
+LIBRUBY_DTRACE_OBJ = @LIBRUBY_DTRACE_OBJ@
RUBY_BASE_NAME=@RUBY_BASE_NAME@
RUBY_INSTALL_NAME=@RUBY_INSTALL_NAME@
@@ -92,6 +97,7 @@ LIBRUBYARG_STATIC = @LIBRUBYARG_STATIC@
LIBRUBYARG_SHARED = @LIBRUBYARG_SHARED@
THREAD_MODEL = @THREAD_MODEL@
+TRACING_MODEL = @TRACING_MODEL@
PREP = @PREP@
ARCHFILE = @ARCHFILE@
@@ -115,8 +121,10 @@ IFCHANGE = $(srcdir)/tool/ifchange
SET_LC_MESSAGES = env LC_MESSAGES=C
OBJDUMP = @OBJDUMP@
OBJCOPY = @OBJCOPY@
+DTRACE = @DTRACE@
VCS = @VCS@
VCSUP = @VCSUP@
+DOXYGEN = @DOXYGEN@
OBJEXT = @OBJEXT@
ASMEXT = S
@@ -139,28 +147,37 @@ all:
miniruby$(EXEEXT):
@-if test -f $@; then $(MV) -f $@ $@.old; $(RM) $@.old; fi
- $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(LIBS) $(OUTFLAG)$@
+ $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(MINIDTRACE_OBJ) $(LIBS) $(OUTFLAG)$@
+$(MINIDTRACE_OBJ): $(arch_hdrdir)/ruby/dtrace.d $(NORMALMAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT)
+ $(DTRACE) -G -o $@ -s $(arch_hdrdir)/ruby/dtrace.d $(NORMALMAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT)
$(PROGRAM):
@$(RM) $@
- $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(EXTOBJS) $(LIBRUBYARG) $(LIBS) $(OUTFLAG)$@
+ $(PURIFY) $(CC) $(LDFLAGS) $(XLDFLAGS) $(MAINLIBS) $(MAINOBJ) $(EXTOBJS) $(DTRACE_OBJ) $(LIBRUBYARG) $(LIBS) $(OUTFLAG)$@
+$(DTRACE_OBJ): $(arch_hdrdir)/ruby/dtrace.d $(MAINOBJ) $(EXTOBJS)
+ $(DTRACE) -G -o $@ -s $(arch_hdrdir)/ruby/dtrace.d $(MAINOBJ) $(EXTOBJS)
+$(GOLFDTRACE_OBJ): $(arch_hdrdir)/ruby/dtrace.d $(GOLFOBJS) $(EXTOBJS)
+ $(DTRACE) -G -o $@ -s $(arch_hdrdir)/ruby/dtrace.d $(GOLFOBJS) $(EXTOBJS)
# We must `rm' the library each time this rule is invoked because "updating" a
# MAB library on Apple/NeXT (see --enable-fat-binary in configure) is not
# supported.
$(LIBRUBY_A):
@$(RM) $@
- $(AR) $(ARFLAGS) $@ $(OBJS) $(DMYEXT)
+ $(AR) $(ARFLAGS) $@ $(OBJS) $(DMYEXT) $(LIBRUBY_DTRACE_OBJ)
@-$(RANLIB) $@ 2> /dev/null || true
$(LIBRUBY_SO):
@-$(PRE_LIBRUBY_UPDATE)
- $(LDSHARED) $(DLDFLAGS) $(OBJS) $(DLDOBJS) $(SOLIBS) $(OUTFLAG)$@
+ $(LDSHARED) $(DLDFLAGS) $(OBJS) $(DLDOBJS) $(LIBRUBY_DTRACE_OBJ) $(SOLIBS) $(OUTFLAG)$@
-$(OBJCOPY) -w -L '@EXPORT_PREFIX@Init_*' -L '@EXPORT_PREFIX@*_threadptr_*' $@
@-$(MINIRUBY) -e 'ARGV.each{|link| File.delete link if File.exist? link; \
File.symlink "$(LIBRUBY_SO)", link}' \
$(LIBRUBY_ALIASES) || true
+$(LIBRUBY_DTRACE_OBJ): $(arch_hdrdir)/ruby/dtrace.d $(OBJS) $(DMYEXT)
+ $(DTRACE) -G -o $@ -s $(arch_hdrdir)/ruby/dtrace.d $(OBJS) $(DMYEXT)
+
fake: $(arch)-fake.rb
$(arch)-fake.rb: config.status
@./config.status --file=$@:$(srcdir)/template/fake.rb.in
@@ -188,6 +205,22 @@ $(srcdir)/configure: $(srcdir)/configure.in
incs: id.h
+$(arch_hdrdir)/ruby/trace_dtrace.h: $(arch_hdrdir)/ruby/dtrace.d
+ $(DTRACE) -h -o $@ -s $(arch_hdrdir)/ruby/dtrace.d
+
+# NOTE: dtrace is not used on cross compiling
+$(arch_hdrdir)/ruby/dtrace.d: $(srcdir)/defs/dtrace.d
+ @echo '#include <limits.h>' > conftest.c
+ @echo '#define RUBY_TRACE_H' >> conftest.c
+ @echo '#include "ruby/ruby.h"' >> conftest.c
+ @echo 'int main(){ printf("%d", SIZEOF_VALUE * CHAR_BIT); return 0; }' >> conftest.c
+ @$(CC) $(CFLAGS) $(XCFLAGS) $(CPPFLAGS) -c $(COUTFLAG)conftest.o conftest.c
+ $(CC) $(LDFLAGS) $(XLDFLAGS) conftest.o $(LIBS) $(OUTFLAG)conftest
+ @$(CP) $(srcdir)/defs/dtrace.d dtrace.c
+ $(CPP) $(CPPFLAGS) -DBITSIZE_OF_VALUE=`./conftest` dtrace.c $(CPPOUTFILE)
+ $(MV) conftest.i $@
+ @$(RM) conftest conftest.[co] dtrace.c
+
# Things which should be considered:
# * with gperf v.s. without gperf
# * committers may have various versions of gperf
diff --git a/NEWS b/NEWS
index 3adf36ec6e..d56f6858aa 100644
--- a/NEWS
+++ b/NEWS
@@ -217,6 +217,10 @@ with all sufficient information, see the ChangeLog file.
* Pathname#realdirpath
* Pathname#each_child
+* probe
+ new library.
+ * Kernel#fire_probe
+
* Readline
* new methods:
* Readline.set_screen_size
@@ -261,6 +265,14 @@ with all sufficient information, see the ChangeLog file.
Unicode semantics
* $: no longer includes the current directory, use require_relative
+=== Tracing (experimental)
+
+* Runtime tracing is supported. Currently implemented on top of dtrace.
+ You can trace a ruby program without any modification if your platform
+ supports dtrace USDT.
+
+ This feature is experimental. The semantics of probes will possibly change.
+
=== Compilation options
* --program-prefix and --program-suffix no longer act on the shared object
@@ -272,6 +284,8 @@ with all sufficient information, see the ChangeLog file.
* --with-arch is added for universal binary, instead of
--enable-fat-binary option.
+* --with-tracing-model is added for choosing a particular tracing mechanism.
+
=== Compatibility issues (excluding feature bug fixes)
* Enumerator#rewind
diff --git a/common.mk b/common.mk
index 45d03c8f7d..1b86aedb9f 100644
--- a/common.mk
+++ b/common.mk
@@ -142,11 +142,11 @@ loadpath: $(PREP) PHONY
$(PREP): $(MKFILES)
-miniruby$(EXEEXT): config.status $(NORMALMAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(ARCHFILE)
+miniruby$(EXEEXT): config.status $(NORMALMAINOBJ) $(MINIOBJS) $(COMMONOBJS) $(DMYEXT) $(ARCHFILE) $(MINIDTRACE_OBJ)
GORUBY = go$(RUBY_INSTALL_NAME)
-golf: $(LIBRUBY) $(GOLFOBJS) PHONY
- $(MAKE) $(MFLAGS) MAINOBJ="$(GOLFOBJS)" PROGRAM=$(GORUBY)$(EXEEXT) program
+golf: $(LIBRUBY) $(GOLFOBJS) $(GOLFDTRACE_OBJ) PHONY
+ $(MAKE) $(MFLAGS) MAINOBJ="$(GOLFOBJS)" DTRACE_OBJ="$(GOLFDTRACE_OBJ)" PROGRAM=$(GORUBY)$(EXEEXT) program
capi: Doxyfile PHONY $(PREP)
@$(MAKEDIRS) doc/capi
@$(DOXYGEN)
@@ -157,9 +157,9 @@ Doxyfile: $(srcdir)/template/Doxyfile.tmpl $(PREP) $(srcdir)/tool/generic_erb.rb
program: $(PROGRAM)
-$(PROGRAM): $(LIBRUBY) $(MAINOBJ) $(OBJS) $(EXTOBJS) $(SETUP) $(PREP)
+$(PROGRAM): $(LIBRUBY) $(MAINOBJ) $(OBJS) $(EXTOBJS) $(DTRACE_OBJ) $(SETUP) $(PREP)
-$(LIBRUBY_A): $(OBJS) $(DMYEXT) $(ARCHFILE)
+$(LIBRUBY_A): $(OBJS) $(DMYEXT) $(LIBRUBY_DTRACE_OBJ) $(ARCHFILE)
$(LIBRUBY_SO): $(OBJS) $(DLDOBJS) $(LIBRUBY_A) $(PREP) $(LIBRUBY_SO_UPDATE) $(BUILTIN_ENCOBJS)
@@ -385,6 +385,7 @@ distclean: distclean-ext distclean-local distclean-enc distclean-golf distclean-
distclean-local:: clean-local
@$(RM) $(MKFILES) rbconfig.rb yasmdata.rb encdb.h
@$(RM) config.cache config.log config.status config.status.lineno $(PRELUDES)
+ @$(RM) $(arch_hdrdir)/ruby/dtrace.d
@$(RM) *~ *.bak *.stackdump core *.core gmon.out $(PREP)
distclean-ext:: PHONY
distclean-golf: clean-golf
@@ -511,7 +512,8 @@ win32.$(OBJEXT): {$(VPATH)}win32.c $(RUBY_H_INCLUDES)
###
RUBY_H_INCLUDES = {$(VPATH)}ruby.h {$(VPATH)}config.h {$(VPATH)}defines.h \
- {$(VPATH)}intern.h {$(VPATH)}missing.h {$(VPATH)}st.h
+ {$(VPATH)}intern.h {$(VPATH)}missing.h {$(VPATH)}st.h \
+ {$(VPATH)}trace.h {$(VPATH)}trace_$(TRACING_MODEL).h
ENCODING_H_INCLUDES= {$(VPATH)}encoding.h {$(VPATH)}oniguruma.h
ID_H_INCLUDES = {$(VPATH)}id.h
VM_CORE_H_INCLUDES = {$(VPATH)}vm_core.h {$(VPATH)}vm_opts.h \
@@ -678,6 +680,9 @@ newline.$(OBJEXT): {$(VPATH)}newline.c {$(VPATH)}defines.h \
{$(VPATH)}intern.h {$(VPATH)}missing.h {$(VPATH)}st.h \
{$(VPATH)}transcode_data.h {$(VPATH)}ruby.h {$(VPATH)}config.h
+trace_none.h:
+ echo > $@
+
INSNS2VMOPT = --srcdir="$(srcdir)"
{$(VPATH)}minsns.inc: $(srcdir)/template/minsns.inc.tmpl
diff --git a/compile.c b/compile.c
index 54b513c4c8..ea4268aee2 100644
--- a/compile.c
+++ b/compile.c
@@ -3569,6 +3569,7 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
}
ADD_INSNL(ret, nd_line(node), jump, label_miss);
ADD_LABEL(ret, label_hit);
+ ADD_TRACE(ret, nd_line(node), RUBY_EVENT_RESCUE);
COMPILE(ret, "resbody body", resq->nd_body);
if (iseq->compile_data->option->tailcall_optimization) {
ADD_INSN(ret, nd_line(node), nop);
diff --git a/configure.in b/configure.in
index d2a8228265..a092717b6f 100644
--- a/configure.in
+++ b/configure.in
@@ -357,6 +357,51 @@ fi
MAKEDIRS="$MKDIR_P"
AC_SUBST(MAKEDIRS)
+AC_DEFUN([RUBY_DTRACE_POSTPROCESS],
+[AC_CACHE_CHECK(whether $DTRACE needs post processing, rb_cv_prog_dtrace_g,
+[
+ echo "int main(void){ return 0; }" > conftest.c
+ echo "provider conftest{};" > conftest_provider.d
+ $CC $CFLAGS -c -o conftest.o conftest.c
+ if $DTRACE -G -s conftest_provider.d conftest.o 2>/dev/null; then
+ rb_cv_prog_dtrace_g=yes
+ $1
+ else
+ rb_cv_prog_dtrace_g=no
+ $2
+ fi
+ rm -f conftest.o conftest.c conftest_provider.d conftest_provider.o
+])
+])
+
+AC_DEFUN([RUBY_DTRACE_BSD_BROKEN],
+[AC_CACHE_CHECK(whether dtrace USDT is broken, rb_cv_dtrace_bsd_broken,
+[
+ cat <<EOF > conftest.c
+#define _DTRACE_VERSION 1
+#include "conftest_provider.h"
+int main(void)
+{
+ if (CONFTEST_FIRE_ENABLED()) CONFTEST_FIRE();
+ return 0;
+}
+EOF
+ echo "provider conftest{ probe fire(); };" > conftest_provider.d
+ $DTRACE -h -o conftest_provider.h -s conftest_provider.d
+ $CC $CFLAGS -c -o conftest.o conftest.c
+ if $DTRACE -G -o conftest_provider.o -s conftest_provider.d conftest.o >/dev/null 2>/dev/null; then
+ rb_cv_dtrace_bsd_broken=no
+ $2
+ else
+ rb_cv_dtrace_bsd_broken=yes
+ $1
+ fi
+ rm -f conftest.[co] conftest_provider.[dho]
+])
+])
+
+AC_CHECK_TOOL(DTRACE, dtrace)
+
AC_CHECK_TOOL(DOT, dot)
AC_CHECK_TOOL(DOXYGEN, doxygen)
if test x"$DOXYGEN" = x; then
@@ -1023,6 +1068,7 @@ AC_CHECK_HEADERS(limits.h sys/file.h sys/ioctl.h sys/syscall.h\
ucontext.h intrinsics.h langinfo.h locale.h sys/sendfile.h time.h \
net/socket.h sys/socket.h)
+
dnl Check additional types.
RUBY_CHECK_SIZEOF(rlim_t, [int long "long long"], [], [
#ifdef HAVE_SYS_TYPES_H
@@ -2065,6 +2111,54 @@ case "$target_os" in
;;
esac
+AC_ARG_WITH(tracing-model,
+ AS_HELP_STRING([--with-tracing-model=MODEL], [use MODEL for tracing ruby's internal. [[auto]] (none|dtrace|auto)]),
+ [TRACING_MODEL=$withval], [TRACING_MODEL=auto])
+
+if test "${TRACING_MODEL}" = "auto"; then
+ if test x"$DTRACE" != x -a x"$cross_compiling" != xyes; then
+ RUBY_DTRACE_POSTPROCESS()
+ if test "$rb_cv_prog_dtrace_g" = 'yes'; then
+ RUBY_DTRACE_BSD_BROKEN([TRACING_MODEL=none], [TRACING_MODEL=dtrace])
+ else
+ TRACING_MODEL=dtrace
+ fi
+ else
+ TRACING_MODEL=none
+ fi
+fi
+
+case "${TRACING_MODEL}" in
+ when(none)
+ AC_DEFINE(RUBY_TRACING_MODEL, RUBY_TRACING_MODEL_NONE, [none])
+ ;;
+ when(dtrace)
+ if test -z "$DTRACE"; then
+ AC_MSG_ERROR([dtrace(1) is missing])
+ elif test "$cross_compiling" = yes; then
+ AC_MSG_ERROR([--with-tracing-model=dtrace, however, cross compiling])
+ else
+ RUBY_DTRACE_POSTPROCESS()
+ if test "$rb_cv_prog_dtrace_g" = 'yes'; then
+ RUBY_DTRACE_BSD_BROKEN([AC_MSG_ERROR([--with-tracing-model=dtrace, however, USDT is broken])], [])
+ DTRACE_OBJ='dtrace.$(OBJEXT)'
+ MINIDTRACE_OBJ='minidtrace.$(OBJEXT)'
+ GOLFDTRACE_OBJ='golfdtrace.$(OBJEXT)'
+ LIBRUBY_DTRACE_OBJ='libruby_dtrace.$(OBJEXT)'
+ fi
+ fi
+ AC_DEFINE(RUBY_TRACING_MODEL, RUBY_TRACING_MODEL_DTRACE, [dtrace])
+ AC_SUBST(DTRACE_OBJ)
+ AC_SUBST(MINIDTRACE_OBJ)
+ AC_SUBST(GOLFDTRACE_OBJ)
+ AC_SUBST(LIBRUBY_DTRACE_OBJ)
+ ;;
+ when(*)
+ AC_MSG_ERROR([unknown tracing model: ${TRACING_MODEL}])
+ ;;
+esac
+AC_SUBST(TRACING_MODEL)
+
AC_ARG_WITH(soname,
AS_HELP_STRING([--with-soname=SONAME], [base name of shared library]),
[RUBY_SO_NAME=$withval], [RUBY_SO_NAME='$(RUBY_BASE_NAME)'])
@@ -2712,4 +2806,5 @@ AC_CONFIG_FILES(Makefile, [{
[EXEEXT=$EXEEXT gnumake=$gnumake])
AC_OUTPUT
dnl }
+
dnl }
diff --git a/defs/dtrace.d b/defs/dtrace.d
new file mode 100644
index 0000000000..2983423d0b
--- /dev/null
+++ b/defs/dtrace.d
@@ -0,0 +1,41 @@
+#ifdef BITSIZE_OF_VALUE
+#define DO_DEFINE_VALUE(sz) typedef uint ## sz ## _t VALUE
+#define DEFINE_VALUE(sz) DO_DEFINE_VALUE(sz)
+DEFINE_VALUE(BITSIZE_OF_VALUE);
+#else
+# error BITSIZE_OF_VALUE is not defined.
+#endif
+provider ruby {
+ probe method__entry(VALUE receiver, char *classname, char *methodname, char *sourcefile, int sourceline);
+ probe method__return(VALUE receiver, char *classname, char *methodname, char *sourcefile, int sourceline);
+ probe raise(VALUE exception, char *classname, char *sourcefile, int sourceline);
+ probe rescue(VALUE exception, char *classname, char *sourcefile, int sourceline);
+ probe line(char* sourcefile, int sourceline);
+
+ /* gc probes */
+ probe gc__begin();
+ probe gc__end();
+
+ /* threads and fibers */
+ probe thread__init(VALUE thread, char *sourcefile, int sourceline);
+ probe thread__term(VALUE thread, char *sourcefile, int sourceline);
+ probe thread__enter(VALUE thread, char *sourcefile, int sourceline);
+ probe thread__leave(VALUE thread, char *sourcefile, int sourceline);
+
+ /* Some initial memory type probes */
+ probe object__create(VALUE obj, char *classname, char *sourcefile, int sourceline);
+ probe object__free(VALUE obj);
+
+ /* VM proves */
+ probe insn__entry(char *insnname, VALUE *operands, char *sourcefile, int sourceline);
+ probe insn__return(char *insnname, VALUE *operands, char *sourcefile, int sourceline);
+
+ probe ruby__probe(char *name, char *data);
+};
+
+#pragma D attributes Evolving/Evolving/Common provider ruby provider
+#pragma D attributes Private/Private/Unknown provider ruby module
+#pragma D attributes Private/Private/Unknown provider ruby function
+#pragma D attributes Evolving/Evolving/Unknown provider ruby name
+#pragma D attributes Evolving/Evolving/Unknown provider ruby args
+
diff --git a/eval.c b/eval.c
index c5a72dc609..63f6a06901 100644
--- a/eval.c
+++ b/eval.c
@@ -424,9 +424,13 @@ rb_longjmp(int tag, volatile VALUE mesg)
rb_trap_restore_mask();
- if (tag != TAG_FATAL) {
+ if (tag == TAG_FATAL) {
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE(0, (char*)"fatal", (char*)file, line);
+ }
+ else {
EXEC_EVENT_HOOK(th, RUBY_EVENT_RAISE, th->cfp->self,
0 /* TODO: id */, 0 /* TODO: klass */);
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE(mesg, (char*)rb_class2name(CLASS_OF(mesg)), (char*)file, line);
}
rb_thread_raised_clear(th);
@@ -633,6 +637,9 @@ rb_rescue2(VALUE (* b_proc) (ANYARGS), VALUE data1,
va_end(args);
if (handle) {
+ if (UNLIKELY(TRACE_RESCUE_ENABLED())) {
+ FIRE_RESCUE(th->errinfo, (char*)rb_class2name(CLASS_OF(th->errinfo)), (char*)"<unknown>", 0);
+ }
if (r_proc) {
PUSH_TAG();
if ((state = EXEC_TAG()) == 0) {
diff --git a/ext/probe/extconf.rb b/ext/probe/extconf.rb
new file mode 100644
index 0000000000..41b4bc3dd3
--- /dev/null
+++ b/ext/probe/extconf.rb
@@ -0,0 +1,3 @@
+require 'mkmf'
+create_makefile('probe')
+
diff --git a/ext/probe/probe.c b/ext/probe/probe.c
new file mode 100644
index 0000000000..e252b767b9
--- /dev/null
+++ b/ext/probe/probe.c
@@ -0,0 +1,47 @@
+/**
+ * probe.c -
+ *
+ * $Author$
+ *
+ * Based on the patch for Ruby 1.8.6 by Joyent Inc.
+ *
+ * Copyright 2007 Joyent Inc.
+ * Copyright 2009 Yuki Sonoda (Yugui).
+ */
+#include "ruby/ruby.h"
+
+#define FIRE_WITH_SUFFIXED_MSG(probe_name, probe_data, suffix) \
+ if (TRACE_RUBY_PROBE_ENABLED()) { \
+ char *msg = ALLOCA_N(char, strlen(probe_name) + strlen("-" #suffix) ); \
+ sprintf(msg, "%s%s", probe_name, "-" #suffix); \
+ FIRE_RUBY_PROBE(msg, (char*)probe_data); \
+ }
+
+static VALUE
+probe_fire(int argc, VALUE *argv, VALUE klass)
+{
+ int args;
+ VALUE name, data, ret;
+ const char *probe_data;
+ char *probe_name;
+
+ args = rb_scan_args(argc, argv, "11", &name, &data);
+ probe_data = args == 2 ? StringValuePtr(data) : "";
+ probe_name = StringValuePtr(name);
+
+ if (rb_block_given_p()) {
+ FIRE_WITH_SUFFIXED_MSG(probe_name, probe_data, start);
+ ret = rb_yield(Qnil);
+ FIRE_WITH_SUFFIXED_MSG(probe_name, probe_data, end);
+ } else {
+ if (TRACE_RUBY_PROBE_ENABLED())
+ FIRE_RUBY_PROBE(probe_name, (char*)probe_data);
+ ret = Qnil;
+ }
+ return ret;
+}
+
+void Init_probe()
+{
+ rb_define_global_function("fire_probe", probe_fire, -1);
+}
diff --git a/gc.c b/gc.c
index 40212204a3..32d6079758 100644
--- a/gc.c
+++ b/gc.c
@@ -460,6 +460,7 @@ ruby_memerror(void)
else {
/* no ruby thread */
fprintf(stderr, "[FATAL] failed to allocate memory\n");
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
}
@@ -472,6 +473,7 @@ rb_memerror(void)
if (!nomem_error ||
(rb_thread_raised_p(th, RAISED_NOMEMORY) && rb_safe_level() < 4)) {
fprintf(stderr, "[FATAL] failed to allocate memory\n");
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
if (rb_thread_raised_p(th, RAISED_NOMEMORY)) {
@@ -604,6 +606,7 @@ negative_size_allocation_error(const char *msg)
}
else {
fprintf(stderr, "[FATAL] %s\n", msg);
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
}
@@ -629,6 +632,7 @@ garbage_collect_with_gvl(rb_objspace_t *objspace)
else {
/* no ruby thread */
fprintf(stderr, "[FATAL] failed to allocate memory\n");
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
}
@@ -1973,6 +1977,8 @@ obj_free(rb_objspace_t *objspace, VALUE obj)
break;
}
+ if (TRACE_OBJECT_FREE_ENABLED()) FIRE_OBJECT_FREE(rb_obj_id(obj));
+
if (FL_TEST(obj, FL_EXIVAR)) {
rb_free_generic_ivar((VALUE)obj);
FL_UNSET(obj, FL_EXIVAR);
@@ -2153,6 +2159,7 @@ garbage_collect(rb_objspace_t *objspace)
during_gc++;
objspace->count++;
+ if (TRACE_GC_BEGIN_ENABLED()) FIRE_GC_BEGIN();
GC_PROF_TIMER_START;
GC_PROF_MARK_TIMER_START;
SET_STACK_END;
@@ -2201,6 +2208,7 @@ garbage_collect(rb_objspace_t *objspace)
GC_PROF_SWEEP_TIMER_STOP;
GC_PROF_TIMER_STOP;
+ if (TRACE_GC_END_ENABLED()) FIRE_GC_END();
if (GC_NOTIFY) printf("end garbage_collect()\n");
return TRUE;
}
diff --git a/include/ruby/ruby.h b/include/ruby/ruby.h
index 5318772b35..ebef0e9605 100644
--- a/include/ruby/ruby.h
+++ b/include/ruby/ruby.h
@@ -40,10 +40,19 @@ extern "C" {
#endif
#ifdef __GNUC__
-#define PRINTF_ARGS(decl, string_index, first_to_check) \
- decl __attribute__((format(printf, string_index, first_to_check)))
+# define PRINTF_ARGS(decl, string_index, first_to_check) \
+ decl __attribute__((format(printf, string_index, first_to_check)))
+# if __GNUC__ >= 3
+# define LIKELY(x) (__builtin_expect((x), 1))
+# define UNLIKELY(x) (__builtin_expect((x), 0))
+# else
+# define LIKELY(x) (x)
+# define UNLIKELY(x) (x)
+# endif
#else
-#define PRINTF_ARGS(decl, string_index, first_to_check) decl
+# define PRINTF_ARGS(decl, string_index, first_to_check) decl
+# define LIKELY(x) (x)
+# define UNLIKELY(x) (x)
#endif
#ifdef HAVE_STDLIB_H
@@ -516,12 +525,17 @@ double rb_num2dbl(VALUE);
VALUE rb_uint2big(VALUE);
VALUE rb_int2big(SIGNED_VALUE);
+#include "ruby/trace.h"
+
VALUE rb_newobj(void);
#define NEWOBJ(obj,type) type *obj = (type*)rb_newobj()
#define OBJSETUP(obj,c,t) do {\
RBASIC(obj)->flags = (t);\
RBASIC(obj)->klass = (c);\
if (rb_safe_level() >= 3) FL_SET(obj, FL_TAINT | FL_UNTRUSTED);\
+ if (UNLIKELY(TRACE_OBJECT_CREATE_ENABLED())) { \
+ FIRE_OBJECT_CREATE((VALUE)(obj), rb_class2name((c)), rb_sourcefile(), rb_sourceline()); \
+ } \
} while (0)
#define CLONESETUP(clone,obj) do {\
OBJSETUP(clone,rb_singleton_class_clone((VALUE)obj),RBASIC(obj)->flags);\
@@ -1325,6 +1339,7 @@ int ruby_native_thread_p(void);
#define RUBY_EVENT_C_CALL 0x0020
#define RUBY_EVENT_C_RETURN 0x0040
#define RUBY_EVENT_RAISE 0x0080
+#define RUBY_EVENT_RESCUE 0x0100
#define RUBY_EVENT_ALL 0xffff
#define RUBY_EVENT_VM 0x10000
#define RUBY_EVENT_SWITCH 0x20000
diff --git a/include/ruby/trace.h b/include/ruby/trace.h
new file mode 100644
index 0000000000..f45e9d5396
--- /dev/null
+++ b/include/ruby/trace.h
@@ -0,0 +1,105 @@
+/**********************************************************************
+
+ trace.h -
+
+ $Author$
+
+ Copyright (C) 2009 Yuki Sonoda (Yugui)
+
+**********************************************************************/
+
+#ifndef RUBY_TRACE_H
+#define RUBY_TRACE_H
+
+#define RUBY_TRACING_MODEL_NONE 0
+#define RUBY_TRACING_MODEL_DTRACE 1
+
+#if RUBY_TRACING_MODEL == RUBY_TRACING_MODEL_NONE
+# define TRACE_METHOD_ENTRY_ENABLED() 0
+# define TRACE_METHOD_RETURN_ENABLED() 0
+# define TRACE_RAISE_ENABLED() 0
+# define TRACE_RESCUE_ENABLED() 0
+# define TRACE_LINE_ENABLED() 0
+# define TRACE_GC_BEGIN_ENABLED() 0
+# define TRACE_GC_END_ENABLED() 0
+# define TRACE_THREAD_INIT_ENABLED() 0
+# define TRACE_THREAD_TERM_ENABLED() 0
+# define TRACE_THREAD_LEAVE_ENABLED() 0
+# define TRACE_THREAD_ENTER_ENABLED() 0
+# define TRACE_OBJECT_CREATE_ENABLED() 0
+# define TRACE_OBJECT_FREE_ENABLED() 0
+# define TRACE_INSN_ENTRY_ENABLED() 0
+# define TRACE_INSN_RETURN_ENABLED() 0
+# define TRACE_RUBY_PROBE_ENABLED() 0
+
+# define FIRE_METHOD_ENTRY(receiver, classname, methodname, sourcefile, sourceline) ((void)0)
+# define FIRE_METHOD_RETURN(receiver, classname, methodname, sourcefile, sourceline) ((void)0)
+# define FIRE_RAISE(exception, classname, sourcename, sourceline) ((void)0)
+# define FIRE_RESCUE(exception, classname, sourcename, sourceline) ((void)0)
+# define FIRE_LINE(sourcename, sourceline) ((void)0)
+# define FIRE_GC_BEGIN() ((void)0)
+# define FIRE_GC_END() ((void)0)
+# define FIRE_THREAD_INIT(th, sourcefile, sourceline) ((void)0)
+# define FIRE_THREAD_TERM(th, sourcefile, sourceline) ((void)0)
+# define FIRE_THREAD_LEAVE(th, sourcefile, sourceline) ((void)0)
+# define FIRE_THREAD_ENTER(th, sourcefile, sourceline) ((void)0)
+# define FIRE_OBJECT_CREATE(obj, classname, sourcefile, sourceline) ((void)0)
+# define FIRE_OBJECT_FREE(obj) ((void)0)
+# define FIRE_INSN_ENTRY(insnname, operands, sourcename, sourceline) ((void)0)
+# define FIRE_INSN_RETURN(insnname, operands, sourcename, sourceline) ((void)0)
+# define FIRE_RUBY_PROBE(name, data) ((void)0)
+
+#elif RUBY_TRACING_MODEL == RUBY_TRACING_MODEL_DTRACE
+# include "ruby/trace_dtrace.h"
+# define TRACE_METHOD_ENTRY_ENABLED() RUBY_METHOD_ENTRY_ENABLED()
+# define TRACE_METHOD_RETURN_ENABLED() RUBY_METHOD_RETURN_ENABLED()
+# define TRACE_RAISE_ENABLED() RUBY_RAISE_ENABLED()
+# define TRACE_RESCUE_ENABLED() RUBY_RESCUE_ENABLED()
+# define TRACE_LINE_ENABLED() RUBY_LINE_ENABLED()
+# define TRACE_GC_BEGIN_ENABLED() RUBY_GC_BEGIN_ENABLED()
+# define TRACE_GC_END_ENABLED() RUBY_GC_END_ENABLED()
+# define TRACE_THREAD_INIT_ENABLED() RUBY_THREAD_INIT_ENABLED()
+# define TRACE_THREAD_TERM_ENABLED() RUBY_THREAD_TERM_ENABLED()
+# define TRACE_THREAD_LEAVE_ENABLED() RUBY_THREAD_LEAVE_ENABLED()
+# define TRACE_THREAD_ENTER_ENABLED() RUBY_THREAD_ENTER_ENABLED()
+# define TRACE_OBJECT_CREATE_ENABLED() RUBY_OBJECT_CREATE_ENABLED()
+# define TRACE_OBJECT_FREE_ENABLED() RUBY_OBJECT_FREE_ENABLED()
+# define TRACE_INSN_ENTRY_ENABLED() RUBY_INSN_ENTRY_ENABLED()
+# define TRACE_INSN_RETURN_ENABLED() RUBY_INSN_RETURN_ENABLED()
+# define TRACE_RUBY_PROBE_ENABLED() RUBY_RUBY_PROBE_ENABLED()
+
+# define FIRE_METHOD_ENTRY(receiver, classname, methodname, sourcefile, sourceline) \
+ RUBY_METHOD_ENTRY(receiver, classname, methodname, sourcefile, sourceline)
+# define FIRE_METHOD_RETURN(receiver, classname, methodname, sourcefile, sourceline) \
+ RUBY_METHOD_RETURN(receiver, classname, methodname, sourcefile, sourceline)
+# define FIRE_RAISE(exception, classname, sourcename, sourceline) \
+ RUBY_RAISE(exception, classname, sourcename, sourceline)
+# define FIRE_RESCUE(exception, classname, sourcename, sourceline) \
+ RUBY_RESCUE(exception, classname, sourcename, sourceline)
+# define FIRE_LINE(sourcename, sourceline) \
+ RUBY_LINE(sourcename, sourceline)
+# define FIRE_GC_BEGIN() RUBY_GC_BEGIN()
+# define FIRE_GC_END() RUBY_GC_END()
+# define FIRE_THREAD_INIT(th, sourcefile, sourceline) \
+ RUBY_THREAD_INIT(th, (char*)sourcefile, sourceline)
+# define FIRE_THREAD_TERM(th, sourcefile, sourceline) \
+ RUBY_THREAD_TERM(th, (char*)sourcefile, sourceline)
+# define FIRE_THREAD_LEAVE(th, sourcefile, sourceline) \
+ RUBY_THREAD_LEAVE(th, (char*)sourcefile, sourceline)
+# define FIRE_THREAD_ENTER(th, sourcefile, sourceline) \
+ RUBY_THREAD_ENTER(th, (char*)sourcefile, sourceline)
+# define FIRE_OBJECT_CREATE(obj, classname, sourcefile, sourceline) \
+ RUBY_OBJECT_CREATE(obj, (char*)classname, (char*)sourcefile, sourceline)
+# define FIRE_OBJECT_FREE(obj) \
+ RUBY_OBJECT_FREE(obj)
+# define FIRE_INSN_ENTRY(insnname, operands, sourcename, sourceline) \
+ RUBY_INSN_ENTRY(insnname, operands, sourcename, sourceline)
+# define FIRE_INSN_RETURN(insnname, operands, sourcename, sourceline) \
+ RUBY_INSN_RETURN(insnname, operands, sourcename, sourceline)
+# define FIRE_RUBY_PROBE(name, data) \
+ RUBY_RUBY_PROBE(name, data)
+#endif
+
+#define FIRE_RAISE_FATAL() FIRE_RAISE(0, (char*)"fatal", (char*)"<unknown>", 0)
+
+#endif
diff --git a/insns.def b/insns.def
index 5f789bd441..869d7564d8 100644
--- a/insns.def
+++ b/insns.def
@@ -859,6 +859,30 @@ trace
rb_event_flag_t flag = (rb_event_flag_t)nf;
EXEC_EVENT_HOOK(th, flag, GET_SELF(), 0, 0 /* TODO: id, klass */);
+ if (UNLIKELY(TRACE_METHOD_ENTRY_ENABLED()
+ | TRACE_METHOD_RETURN_ENABLED()
+ | TRACE_LINE_ENABLED()
+ | TRACE_RESCUE_ENABLED())) {
+ if (UNLIKELY(TRACE_METHOD_ENTRY_ENABLED()) && (flag & RUBY_EVENT_CALL) ) {
+ VALUE self = GET_SELF(), klass;
+ ID id;
+ rb_thread_method_id_and_class(GET_THREAD(), &id, &klass);
+ FIRE_METHOD_ENTRY(self, (char*)rb_class2name(klass), (char*)rb_id2name(id), (char*)rb_sourcefile(), rb_sourceline());
+ }
+ if (UNLIKELY(TRACE_METHOD_RETURN_ENABLED()) && (flag & RUBY_EVENT_RETURN) ) {
+ VALUE self = GET_SELF(), klass;
+ ID id;
+ rb_thread_method_id_and_class(GET_THREAD(), &id, &klass);
+ FIRE_METHOD_RETURN(self, (char*)rb_class2name(klass), (char*)rb_id2name(id), (char*)rb_sourcefile(), rb_sourceline());
+ }
+ if (UNLIKELY(TRACE_RESCUE_ENABLED()) && (flag & RUBY_EVENT_RESCUE) ) {
+ VALUE ex = GET_DFP()[-2];
+ FIRE_RESCUE(ex, (char*)rb_class2name(CLASS_OF(ex)), (char*)rb_sourcefile(), rb_sourceline());
+ }
+ if (UNLIKELY(TRACE_LINE_ENABLED()) && (flag & RUBY_EVENT_LINE) ) {
+ FIRE_LINE((char*)rb_sourcefile(), rb_sourceline());
+ }
+ }
}
/**********************************************************/
diff --git a/iseq.c b/iseq.c
index 7a59fce049..c247b8c90d 100644
--- a/iseq.c
+++ b/iseq.c
@@ -1473,6 +1473,27 @@ rb_iseq_build_for_ruby2cext(
return iseqval;
}
+const char *
+rb_vm_insn_name(int insn)
+{
+ if (insn < VM_INSTRUCTION_SIZE) {
+ return insn_name(insn);
+ } else {
+ return 0;
+ }
+}
+
+int
+rb_vm_insn_len(int insn)
+{
+ if (insn < VM_INSTRUCTION_SIZE) {
+ return insn_len(insn);
+ } else {
+ return 0;
+ }
+}
+
+
void
Init_ISeq(void)
{
diff --git a/lib/mkmf.rb b/lib/mkmf.rb
index 895bca0bee..0ad63d61e3 100644
--- a/lib/mkmf.rb
+++ b/lib/mkmf.rb
@@ -69,6 +69,8 @@ $solaris = /solaris/ =~ RUBY_PLATFORM
$universal = /universal/ =~ RUBY_PLATFORM
$dest_prefix_pattern = (File::PATH_SEPARATOR == ';' ? /\A([[:alpha:]]:)?/ : /\A/)
+$dtrace_postprocess = (CONFIG['DTRACE_OBJ'] and /^\s*$/ !~ CONFIG['DTRACE_OBJ'])
+
# :stopdoc:
def config_string(key, config = CONFIG)
@@ -1450,6 +1452,7 @@ VPATH = #{vpath.join(CONFIG['PATH_SEPARATOR'])}
mk << %{
CC = #{CONFIG['CC']}
CXX = #{CONFIG['CXX']}
+DTRACE = #{CONFIG['DTRACE']}
LIBRUBY = #{CONFIG['LIBRUBY']}
LIBRUBY_A = #{CONFIG['LIBRUBY_A']}
LIBRUBYARG_SHARED = #$LIBRUBYARG_SHARED
@@ -1719,6 +1722,7 @@ LOCAL_LIBS = #{$LOCAL_LIBS}
LIBS = #{$LIBRUBYARG} #{$libs} #{$LIBS}
SRCS = #{srcs.collect(&File.method(:basename)).join(' ')}
OBJS = #{$objs.join(" ")}
+DTRACE_OBJ = #{$dtrace_postprocess ? "$(TARGET)_dtrace.#{$OBJEXT}" : ''}
TARGET = #{target}
DLLIB = #{dllib}
EXTSTATIC = #{$static || ""}
@@ -1739,6 +1743,12 @@ static: $(STATIC_LIB)#{$extout ? " install-rb" : ""}
.PHONY: clean clean-so clean-rb
"
mfile.print CLEANINGS
+
+ if $dtrace_postprocess
+ mfile.print "$(DTRACE_OBJ): $(OBJS)\n"
+ mfile.print "\t$(DTRACE) -G -o $@ -s $(arch_hdrdir)/ruby/dtrace.d $(OBJS)\n"
+ end
+
fsep = config_string('BUILD_FILE_SEPARATOR') {|s| s unless s == "/"}
if fsep
sep = ":/=#{fsep}"
@@ -1841,7 +1851,7 @@ site-install-rb: install-rb
mfile.print "$(RUBYARCHDIR)/" if $extout
mfile.print "$(DLLIB): "
mfile.print "$(DEFFILE) " if makedef
- mfile.print "$(OBJS) Makefile\n"
+ mfile.print "$(OBJS) $(DTRACE_OBJ) Makefile\n"
mfile.print "\t@-$(RM) $(@#{sep})\n"
mfile.print "\t@-$(MAKEDIRS) $(@D)\n" if $extout
link_so = LINK_SO.gsub(/^/, "\t")
@@ -1850,8 +1860,8 @@ site-install-rb: install-rb
end
mfile.print link_so, "\n\n"
unless $static.nil?
- mfile.print "$(STATIC_LIB): $(OBJS)\n\t@-$(RM) $(@#{sep})\n\t"
- mfile.print "$(AR) #{config_string('ARFLAGS') || 'cru '}$@ $(OBJS)"
+ mfile.print "$(STATIC_LIB): $(OBJS) $(DTRACE_OBJ)\n\t@-$(RM) $(@#{sep})\n\t"
+ mfile.print "$(AR) #{config_string('ARFLAGS') || 'cru '}$@ $(OBJS) $(DTRACE_OBJ)"
config_string('RANLIB') do |ranlib|
mfile.print "\n\t@-#{ranlib} $(DLLIB) 2> /dev/null || true"
end
@@ -1872,6 +1882,7 @@ site-install-rb: install-rb
end
headers << $config_h
headers << '$(RUBY_EXTCONF_H)' if $extconf_h
+ headers << '$(arch_hdrdir)/ruby/dtrace.d' if $dtrace_postprocess
mfile.print "$(OBJS): ", headers.join(' '), "\n"
end
@@ -2004,9 +2015,9 @@ TRY_LINK = config_string('TRY_LINK') ||
"$(CFLAGS) $(src) $(LIBPATH) $(LDFLAGS) $(ARCH_FLAG) $(LOCAL_LIBS) $(LIBS)"
LINK_SO = config_string('LINK_SO') ||
if CONFIG["DLEXT"] == $OBJEXT
- "ld $(DLDFLAGS) -r -o $@ $(OBJS)\n"
+ "ld $(DLDFLAGS) -r -o $@ $(OBJS) $(DTRACE_OBJ)\n"
else
- "$(LDSHARED) #{OUTFLAG}$@ $(OBJS) " \
+ "$(LDSHARED) #{OUTFLAG}$@ $(OBJS) $(DTRACE_OBJ) " \
"$(LIBPATH) $(DLDFLAGS) $(LOCAL_LIBS) $(LIBS)"
end
LIBPATHFLAG = config_string('LIBPATHFLAG') || ' -L"%s"'
diff --git a/thread.c b/thread.c
index 0ba41c7679..b09d8dab12 100644
--- a/thread.c
+++ b/thread.c
@@ -376,6 +376,8 @@ thread_cleanup_func(void *th_ptr)
{
rb_thread_t *th = th_ptr;
+ if (TRACE_THREAD_TERM_ENABLED()) FIRE_THREAD_TERM(th->self, rb_sourcefile(), rb_sourceline());
+
/* unlock all locking mutexes */
if (th->keeping_mutexes) {
rb_mutex_unlock_all(th->keeping_mutexes, th);
@@ -427,10 +429,16 @@ thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_s
th->errinfo = Qnil;
th->local_lfp = proc->block.lfp;
th->local_svar = Qnil;
+ if (TRACE_THREAD_ENTER_ENABLED()) {
+ VALUE filename = proc->block.iseq->filename;
+ int lineno = proc->block.iseq->line_no;
+ FIRE_THREAD_ENTER(th->self, (TYPE(filename) == T_STRING ? RSTRING_PTR(filename) : 0), lineno);
+ }
th->value = rb_vm_invoke_proc(th, proc, proc->block.self,
(int)RARRAY_LEN(args), RARRAY_PTR(args), 0);
}
else {
+ if (TRACE_THREAD_ENTER_ENABLED()) FIRE_THREAD_ENTER(th->self, 0, 0);
th->value = (*th->first_func)((void *)args);
}
});
@@ -461,6 +469,7 @@ thread_start_func_2(rb_thread_t *th, VALUE *stack_start, VALUE *register_stack_s
th->status = THREAD_KILLED;
thread_debug("thread end: %p\n", (void *)th);
+ if (TRACE_THREAD_LEAVE_ENABLED()) FIRE_THREAD_LEAVE(th->self, 0, 0);
main_th = th->vm->main_thread;
if (th != main_th) {
@@ -533,6 +542,7 @@ thread_create_core(VALUE thval, VALUE args, VALUE (*fn)(ANYARGS))
native_mutex_initialize(&th->interrupt_lock);
/* kick thread */
st_insert(th->vm->living_threads, thval, (st_data_t) th->thread_id);
+ if (TRACE_THREAD_INIT_ENABLED()) FIRE_THREAD_INIT(th->self, rb_sourcefile(), rb_sourceline());
err = native_thread_create(th);
if (err) {
st_delete_wrap(th->vm->living_threads, th->self);
@@ -982,6 +992,7 @@ rb_thread_schedule_rec(int sched_depth)
rb_thread_t *th = GET_THREAD();
thread_debug("rb_thread_schedule/switch start\n");
+ if (TRACE_THREAD_LEAVE_ENABLED()) FIRE_THREAD_LEAVE(th->self, rb_sourcefile(), rb_sourceline());
RB_GC_SAVE_MACHINE_CONTEXT(th);
native_mutex_unlock(&th->vm->global_vm_lock);
@@ -992,6 +1003,7 @@ rb_thread_schedule_rec(int sched_depth)
rb_thread_set_current(th);
thread_debug("rb_thread_schedule/switch done\n");
+ if (TRACE_THREAD_ENTER_ENABLED()) FIRE_THREAD_ENTER(th->self, rb_sourcefile(), rb_sourceline());
if (!sched_depth && UNLIKELY(GET_THREAD()->interrupt_flag)) {
rb_threadptr_execute_interrupts_rec(GET_THREAD(), sched_depth+1);
diff --git a/thread_pthread.c b/thread_pthread.c
index af0b28644a..3335a45839 100644
--- a/thread_pthread.c
+++ b/thread_pthread.c
@@ -694,6 +694,7 @@ add_signal_thread_list(rb_thread_t *th)
if (list == 0) {
fprintf(stderr, "[FATAL] failed to allocate memory\n");
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(1);
}
@@ -805,6 +806,7 @@ rb_thread_create_timer_thread(void)
if (err != 0) {
native_mutex_unlock(&timer_thread_lock);
fprintf(stderr, "[FATAL] Failed to create timer thread (errno: %d)\n", err);
+ if (UNLIKELY(TRACE_RAISE_ENABLED())) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
native_cond_wait(&timer_thread_cond, &timer_thread_lock);
diff --git a/tool/rbinstall.rb b/tool/rbinstall.rb
index cf5827e6e2..55920a6d17 100755
--- a/tool/rbinstall.rb
+++ b/tool/rbinstall.rb
@@ -346,7 +346,7 @@ install?(:ext, :arch, :'ext-arch') do
end
install?(:ext, :arch, :'ext-arch') do
prepare "extension headers", archhdrdir
- install_recursive("#{$extout}/include/#{CONFIG['arch']}", archhdrdir, :glob => "*.h", :mode => $data_mode)
+ install_recursive("#{$extout}/include/#{CONFIG['arch']}", archhdrdir, :glob => "*.[dh]", :mode => $data_mode)
end
install?(:ext, :comm, :'ext-comm') do
prepare "extension scripts", rubylibdir
diff --git a/variable.c b/variable.c
index 62256a049e..722c021c59 100644
--- a/variable.c
+++ b/variable.c
@@ -313,6 +313,27 @@ rb_class2name(VALUE klass)
return RSTRING_PTR(rb_class_name(klass));
}
+/*!
+ * \internal
+ * Same as rb_class2name but safe if during GC
+ *
+ * \post the returned pointer points a string. not NULL.
+ */
+const char *
+rb_class2name_without_alloc(VALUE klass)
+{
+ if (RCLASS_IV_TBL(klass)) {
+ st_data_t n;
+ if (st_lookup(RCLASS_IV_TBL(klass), (st_data_t)classpath, &n) ||
+ st_lookup(RCLASS_IV_TBL(klass), (st_data_t)classid, &n) ||
+ st_lookup(RCLASS_IV_TBL(klass), (st_data_t)tmp_classpath, &n)) {
+ if (TYPE(n) != T_STRING) rb_bug("class path is not set properly");
+ return RSTRING_PTR(n);
+ }
+ }
+ return "(anonymous)";
+}
+
const char *
rb_obj_classname(VALUE obj)
{
diff --git a/vm.c b/vm.c
index e522c9f300..16f1ebc4c1 100644
--- a/vm.c
+++ b/vm.c
@@ -2072,6 +2072,7 @@ Init_BareVM(void)
rb_thread_t * th = malloc(sizeof(*th));
if (!vm || !th) {
fprintf(stderr, "[FATAL] failed to allocate memory\n");
+ if (TRACE_RAISE_ENABLED()) FIRE_RAISE_FATAL();
exit(EXIT_FAILURE);
}
MEMZERO(th, rb_thread_t, 1);
diff --git a/vm_core.h b/vm_core.h
index b9b584ad69..0dd93f3332 100644
--- a/vm_core.h
+++ b/vm_core.h
@@ -97,15 +97,6 @@
#endif /* OPT_STACK_CACHING */
#endif /* OPT_CALL_THREADED_CODE */
-/* likely */
-#if __GNUC__ >= 3
-#define LIKELY(x) (__builtin_expect((x), 1))
-#define UNLIKELY(x) (__builtin_expect((x), 0))
-#else /* __GNUC__ >= 3 */
-#define LIKELY(x) (x)
-#define UNLIKELY(x) (x)
-#endif /* __GNUC__ >= 3 */
-
typedef unsigned long rb_num_t;
/* iseq data type */
diff --git a/vm_exec.h b/vm_exec.h
index 9ae81794bd..0a72f17854 100644
--- a/vm_exec.h
+++ b/vm_exec.h
@@ -52,8 +52,39 @@ typedef rb_iseq_t *ISEQ;
#else
#define debugs
-#define DEBUG_ENTER_INSN(insn)
-#define DEBUG_END_INSN()
+extern const char *rb_vm_insn_name(int);
+#define DEBUG_ENTER_INSN(insn) \
+ do { \
+ if (UNLIKELY(TRACE_INSN_ENTRY_ENABLED())) { \
+ rb_control_frame_t *cfp = GET_CFP(); \
+ rb_iseq_t *iseq = cfp->iseq; \
+ if (iseq != NULL && VM_FRAME_TYPE(cfp) != VM_FRAME_MAGIC_FINISH) { \
+ VALUE *seq = iseq->iseq; \
+ int pc = cfp->pc - iseq->iseq_encoded; \
+ FIRE_INSN_ENTRY((char *)rb_vm_insn_name(seq[pc]), \
+ seq+1, \
+ (char *)rb_sourcefile(), \
+ rb_sourceline()); \
+ } \
+ } \
+ } \
+ while (0)
+#define DEBUG_END_INSN() \
+ do { \
+ if (UNLIKELY(TRACE_INSN_RETURN_ENABLED())) { \
+ rb_control_frame_t *cfp = GET_CFP(); \
+ rb_iseq_t *iseq = cfp->iseq; \
+ if (iseq != NULL && VM_FRAME_TYPE(cfp) != VM_FRAME_MAGIC_FINISH) { \
+ VALUE *seq = iseq->iseq; \
+ int pc = cfp->pc - iseq->iseq_encoded; \
+ FIRE_INSN_RETURN((char *)rb_vm_insn_name(seq[pc]), \
+ seq+1, \
+ (char *)rb_sourcefile(), \
+ rb_sourceline()); \
+ } \
+ } \
+ } \
+ while (0)
#endif
#define throwdebug if(0)printf
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-26 15:33:40 +0000