re PR sanitizer/55488 (Implement cold calls in tsan run-time)

2013-01-10  Wei Mi  <wmi@google.com>

libsanitizer/
        PR sanitizer/55488
        * tsan/Makefile.am: Add tsan_rtl_amd64.S.
        * tsan/Makefile.in: Regenerated.
        * tsan/tsan_rtl.h: Enable HACKY_CALL.

From-SVN: r195092

diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog
index e0e39c3e72c8564de393cd8c71949bd742f83c85..49cbfdfd729e3c792d66ead3f9d957fbacb1b2c7 100644 (file)
--- a/libsanitizer/ChangeLog
+++ b/libsanitizer/ChangeLog
@@ -1,3 +1,10 @@
+2013-01-10  Wei Mi  <wmi@google.com>
+
+       PR sanitizer/55488
+       * tsan/Makefile.am: Add tsan_rtl_amd64.S.
+       * tsan/Makefile.in: Regenerated.
+       * tsan/tsan_rtl.h: Enable HACKY_CALL.
+
 2013-01-10  Kostya Serebryany  <kcc@google.com>
 
        * All source files: Merge from upstream r171973.

diff --git a/libsanitizer/tsan/Makefile.am b/libsanitizer/tsan/Makefile.am
index fa9c26cb73d245c0d18ccfbaa087820d87940d68..04c6cdee931754ee8ef943298056f8a64c4df6d5 100644 (file)
--- a/libsanitizer/tsan/Makefile.am
+++ b/libsanitizer/tsan/Makefile.am
@@ -34,7 +34,8 @@ tsan_files = \
        tsan_fd.cc \
         tsan_interface_java.cc \
         tsan_mutexset.cc \
-        tsan_symbolize_addr2line_linux.cc
+        tsan_symbolize_addr2line_linux.cc \
+        tsan_rtl_amd64.S
 
 libtsan_la_SOURCES = $(tsan_files) 
 libtsan_la_LIBADD = $(top_builddir)/sanitizer_common/libsanitizer_common.la $(top_builddir)/interception/libinterception.la $(LIBSTDCXX_RAW_CXX_LDFLAGS)

diff --git a/libsanitizer/tsan/Makefile.in b/libsanitizer/tsan/Makefile.in
index c739e701c17a477641aa898cf63249e1f5762c71..8c38beb308cb8487b9c3114f7d32f75c2672efa2 100644 (file)
--- a/libsanitizer/tsan/Makefile.in
+++ b/libsanitizer/tsan/Makefile.in
@@ -88,7 +88,8 @@ am__objects_1 = tsan_clock.lo tsan_interface_atomic.lo tsan_mutex.lo \
        tsan_md5.lo tsan_platform_mac.lo tsan_rtl_mutex.lo \
        tsan_suppressions.lo tsan_interface_ann.lo tsan_mman.lo \
        tsan_rtl_report.lo tsan_fd.lo tsan_interface_java.lo \
-       tsan_mutexset.lo tsan_symbolize_addr2line_linux.lo
+       tsan_mutexset.lo tsan_symbolize_addr2line_linux.lo \
+       tsan_rtl_amd64.lo
 am_libtsan_la_OBJECTS = $(am__objects_1)
 libtsan_la_OBJECTS = $(am_libtsan_la_OBJECTS)
 libtsan_la_LINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) \
@@ -98,6 +99,11 @@ DEFAULT_INCLUDES = -I.@am__isrc@
 depcomp = $(SHELL) $(top_srcdir)/../depcomp
 am__depfiles_maybe = depfiles
 am__mv = mv -f
+CPPASCOMPILE = $(CCAS) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+       $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CCASFLAGS) $(CCASFLAGS)
+LTCPPASCOMPILE = $(LIBTOOL) $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+       --mode=compile $(CCAS) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+       $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CCASFLAGS) $(CCASFLAGS)
 CXXCOMPILE = $(CXX) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
        $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CXXFLAGS) $(CXXFLAGS)
 LTCXXCOMPILE = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
@@ -107,6 +113,15 @@ CXXLD = $(CXX)
 CXXLINK = $(LIBTOOL) --tag=CXX $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
        --mode=link $(CXXLD) $(AM_CXXFLAGS) $(CXXFLAGS) $(AM_LDFLAGS) \
        $(LDFLAGS) -o $@
+COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
+       $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+LTCOMPILE = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+       --mode=compile $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
+       $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
+CCLD = $(CC)
+LINK = $(LIBTOOL) --tag=CC $(AM_LIBTOOLFLAGS) $(LIBTOOLFLAGS) \
+       --mode=link $(CCLD) $(AM_CFLAGS) $(CFLAGS) $(AM_LDFLAGS) \
+       $(LDFLAGS) -o $@
 SOURCES = $(libtsan_la_SOURCES)
 DIST_SOURCES = $(libtsan_la_SOURCES)
 ETAGS = etags
@@ -277,7 +292,8 @@ tsan_files = \
        tsan_fd.cc \
         tsan_interface_java.cc \
         tsan_mutexset.cc \
-        tsan_symbolize_addr2line_linux.cc
+        tsan_symbolize_addr2line_linux.cc \
+        tsan_rtl_amd64.S
 
 libtsan_la_SOURCES = $(tsan_files) 
 libtsan_la_LIBADD = $(top_builddir)/sanitizer_common/libsanitizer_common.la $(top_builddir)/interception/libinterception.la $(LIBSTDCXX_RAW_CXX_LDFLAGS)
@@ -325,7 +341,7 @@ MAKEOVERRIDES =
 all: all-am
 
 .SUFFIXES:
-.SUFFIXES: .cc .lo .o .obj
+.SUFFIXES: .S .cc .lo .o .obj
 $(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am  $(am__configure_deps)
        @for dep in $?; do \
          case '$(am__configure_deps)' in \
@@ -412,6 +428,7 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_platform_mac.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_report.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_rtl.Plo@am__quote@
+@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_rtl_amd64.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_rtl_mutex.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_rtl_report.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_rtl_thread.Plo@am__quote@
@@ -421,6 +438,27 @@ distclean-compile:
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_symbolize_addr2line_linux.Plo@am__quote@
 @AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/tsan_sync.Plo@am__quote@
 
+.S.o:
+@am__fastdepCCAS_TRUE@ $(CPPASCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCCAS_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCCAS_FALSE@        $(CPPASCOMPILE) -c -o $@ $<
+
+.S.obj:
+@am__fastdepCCAS_TRUE@ $(CPPASCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ `$(CYGPATH_W) '$<'`
+@am__fastdepCCAS_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCCAS_FALSE@        $(CPPASCOMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
+
+.S.lo:
+@am__fastdepCCAS_TRUE@ $(LTCPPASCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
+@am__fastdepCCAS_TRUE@ $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Plo
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
+@AMDEP_TRUE@@am__fastdepCCAS_FALSE@    DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
+@am__fastdepCCAS_FALSE@        $(LTCPPASCOMPILE) -c -o $@ $<
+
 .cc.o:
 @am__fastdepCXX_TRUE@  $(CXXCOMPILE) -MT $@ -MD -MP -MF $(DEPDIR)/$*.Tpo -c -o $@ $<
 @am__fastdepCXX_TRUE@  $(am__mv) $(DEPDIR)/$*.Tpo $(DEPDIR)/$*.Po

diff --git a/libsanitizer/tsan/tsan_rtl.h b/libsanitizer/tsan/tsan_rtl.h
index b911791c18747bffe2bc60b593c7a33e9c5bc96f..bb2fe56bfe70d0899098e725744cf7586af2a4de 100644 (file)
--- a/libsanitizer/tsan/tsan_rtl.h
+++ b/libsanitizer/tsan/tsan_rtl.h
@@ -580,7 +580,7 @@ void AfterSleep(ThreadState *thr, uptr pc);
 // The trick is that the call preserves all registers and the compiler
 // does not treat it as a call.
 // If it does not work for you, use normal call.
-#if 0 && TSAN_DEBUG == 0
+#if TSAN_DEBUG == 0
 // The caller may not create the stack frame for itself at all,
 // so we create a reserve stack frame for it (1024b must be enough).
 #define HACKY_CALL(f) \