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-rw-r--r--gcc/config/sol2.h123
1 files changed, 65 insertions, 58 deletions
diff --git a/gcc/config/sol2.h b/gcc/config/sol2.h
index d1e98e4f5f2..d898c2ef2ae 100644
--- a/gcc/config/sol2.h
+++ b/gcc/config/sol2.h
@@ -22,11 +22,6 @@ along with GCC; see the file COPYING3. If not see
/* We are compiling for Solaris 2 now. */
#define TARGET_SOLARIS 1
-/* We use stabs-in-elf for debugging, because that is what the native
- toolchain uses. */
-#undef PREFERRED_DEBUGGING_TYPE
-#define PREFERRED_DEBUGGING_TYPE DBX_DEBUG
-
/* Solaris 2 (at least as of 2.5.1) uses a 32-bit wchar_t. */
#undef WCHAR_TYPE
#define WCHAR_TYPE "long int"
@@ -76,15 +71,9 @@ along with GCC; see the file COPYING3. If not see
#define INTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long int" : "int")
#define UINTPTR_TYPE (LONG_TYPE_SIZE == 64 ? "long unsigned int" : "unsigned int")
-/* ??? Note: in order for -compat-bsd to work fully,
- we must somehow arrange to fixincludes /usr/ucbinclude
- and put the result in $(libsubdir)/ucbinclude. */
-
#undef CPP_SUBTARGET_SPEC
#define CPP_SUBTARGET_SPEC "\
-%{pthreads|pthread:-D_REENTRANT -D_PTHREADS} \
-%{compat-bsd:-iwithprefixbefore ucbinclude -I/usr/ucbinclude} \
-"
+%{pthreads|pthread:-D_REENTRANT -D_PTHREADS}"
/* Names to predefine in the preprocessor for this target machine. */
#define TARGET_SUB_OS_CPP_BUILTINS()
@@ -110,9 +99,6 @@ along with GCC; see the file COPYING3. If not see
TARGET_SUB_OS_CPP_BUILTINS(); \
} while (0)
-/* The system headers under Solaris 2 are C++-aware since 2.0. */
-#define NO_IMPLICIT_EXTERN_C
-
/* It's safe to pass -s always, even if -g is not used. */
#undef ASM_SPEC
#define ASM_SPEC "\
@@ -121,6 +107,15 @@ along with GCC; see the file COPYING3. If not see
%(asm_cpu) \
"
+#undef LIB_SPEC
+#define LIB_SPEC \
+ "%{!symbolic:\
+ %{pthreads|pthread:" \
+ LIB_THREAD_LDFLAGS_SPEC " -lpthread " LIB_TLS_SPEC "} \
+ %{fprofile-generate*:" \
+ LIB_THREAD_LDFLAGS_SPEC " " LIB_TLS_SPEC "} \
+ %{p|pg:-ldl} -lc}"
+
#ifndef CROSS_DIRECTORY_STRUCTURE
#undef MD_EXEC_PREFIX
#define MD_EXEC_PREFIX "/usr/ccs/bin/"
@@ -129,21 +124,12 @@ along with GCC; see the file COPYING3. If not see
#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
#endif
-/* We don't use the standard LIB_SPEC only because we don't yet support c++. */
-#undef LIB_SPEC
-#define LIB_SPEC \
- "%{compat-bsd:-lucb -lsocket -lnsl -lelf -laio} \
- %{!symbolic:\
- %{pthreads|pthread:" \
- LIB_THREAD_LDFLAGS_SPEC " -lpthread " LIB_TLS_SPEC "} \
- %{fprofile-generate*:" \
- LIB_THREAD_LDFLAGS_SPEC " " LIB_TLS_SPEC "} \
- %{p|pg:-ldl} -lc}"
+#undef STARTFILE_ARCH32_SPEC
+#define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
+ %{!ansi:values-Xa.o%s}"
-#undef ENDFILE_SPEC
-#define ENDFILE_SPEC \
- "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
- crtend.o%s crtn.o%s"
+#undef STARTFILE_ARCH_SPEC
+#define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC
/* We don't use the standard svr4 STARTFILE_SPEC because it's wrong for us. */
#undef STARTFILE_SPEC
@@ -156,25 +142,18 @@ along with GCC; see the file COPYING3. If not see
crti.o%s %(startfile_arch) \
crtbegin.o%s"
-#undef STARTFILE_ARCH32_SPEC
-#define STARTFILE_ARCH32_SPEC "%{ansi:values-Xc.o%s} \
- %{!ansi:values-Xa.o%s}"
-
-#undef STARTFILE_ARCH_SPEC
-#define STARTFILE_ARCH_SPEC STARTFILE_ARCH32_SPEC
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC \
+ "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s} \
+ crtend.o%s crtn.o%s"
#undef LINK_ARCH32_SPEC_BASE
#define LINK_ARCH32_SPEC_BASE \
"%{G:-G} \
%{YP,*} \
%{R*} \
- %{compat-bsd: \
- %{!YP,*:%{p|pg:-Y P,%R/usr/ucblib:%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/usr/lib} \
- %{!p:%{!pg:-Y P,%R/usr/ucblib:%R/usr/ccs/lib:%R/usr/lib}}} \
- -R %R/usr/ucblib} \
- %{!compat-bsd: \
- %{!YP,*:%{p|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/usr/lib} \
- %{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/usr/lib}}}}"
+ %{!YP,*:%{p|pg:-Y P,%R/usr/ccs/lib/libp:%R/usr/lib/libp:%R/usr/ccs/lib:%R/lib:%R/usr/lib} \
+ %{!p:%{!pg:-Y P,%R/usr/ccs/lib:%R/lib:%R/usr/lib}}}"
#undef LINK_ARCH32_SPEC
#define LINK_ARCH32_SPEC LINK_ARCH32_SPEC_BASE
@@ -182,6 +161,14 @@ along with GCC; see the file COPYING3. If not see
#undef LINK_ARCH_SPEC
#define LINK_ARCH_SPEC LINK_ARCH32_SPEC
+#ifndef USE_GLD
+/* With Sun ld, -rdynamic is a no-op. */
+#define RDYNAMIC_SPEC ""
+#else
+/* GNU ld needs --export-dynamic to implement -rdynamic. */
+#define RDYNAMIC_SPEC "--export-dynamic"
+#endif
+
#undef LINK_SPEC
#define LINK_SPEC \
"%{h*} %{v:-V} \
@@ -192,22 +179,22 @@ along with GCC; see the file COPYING3. If not see
%(link_arch) \
%{Qy:} %{!Qn:-Qy}"
-/* With Sun ld, -rdynamic is a no-op. */
-#define RDYNAMIC_SPEC ""
-
-/* The Solaris linker doesn't understand constructor priorities. (The
- GNU linker does support constructor priorities, so GNU ld
- configuration files for Solaris override this setting.) */
-#undef SUPPORTS_INIT_PRIORITY
-#define SUPPORTS_INIT_PRIORITY 0
+#ifdef USE_GLD
+/* Solaris 11 build 135+ implements dl_iterate_phdr. GNU ld needs
+ --eh-frame-hdr to create the required .eh_frame_hdr sections. */
+#if defined(HAVE_LD_EH_FRAME_HDR) && defined(TARGET_DL_ITERATE_PHDR)
+#define LINK_EH_SPEC "%{!static:--eh-frame-hdr} "
+#endif /* HAVE_LD_EH_FRAME && TARGET_DL_ITERATE_PHDR */
+#endif
/* collect2.c can only parse GNU nm -n output. Solaris nm needs -png to
produce the same format. */
#define NM_FLAGS "-png"
+
+/* The system headers under Solaris 2 are C++-aware since 2.0. */
+#define NO_IMPLICIT_EXTERN_C
#define STDC_0_IN_SYSTEM_HEADERS 1
-
-#define HAVE_ENABLE_EXECUTE_STACK
/* Support Solaris-specific format checking for cmn_err. */
#define TARGET_N_FORMAT_TYPES 1
@@ -219,6 +206,14 @@ along with GCC; see the file COPYING3. If not see
{ "init", 0, 0, true, false, false, NULL, false }, \
{ "fini", 0, 0, true, false, false, NULL, false }
+/* Solaris-specific #pragmas are implemented on top of attributes. Hook in
+ the bits from config/sol2.c. */
+#define SUBTARGET_INSERT_ATTRIBUTES solaris_insert_attributes
+#define SUBTARGET_ATTRIBUTE_TABLE SOLARIS_ATTRIBUTE_TABLE
+
+/* Allow macro expansion in #pragma pack. */
+#define HANDLE_PRAGMA_PACK_WITH_EXPANSION
+
/* Solaris/x86 as and gas support unquoted section names. */
#define SECTION_NAME_FORMAT "%s"
@@ -234,7 +229,7 @@ along with GCC; see the file COPYING3. If not see
} \
while (0)
-/* Solaris 'as' has a bug: a .common directive in .tbss or .tdata section
+/* Solaris as has a bug: a .common directive in .tbss or .tdata section
behaves as .tls_common rather than normal non-TLS .common. */
#undef ASM_OUTPUT_ALIGNED_COMMON
#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
@@ -257,13 +252,25 @@ along with GCC; see the file COPYING3. If not see
#define AS_NEEDS_DASH_FOR_PIPED_INPUT
+/* The Solaris assembler cannot grok .stabd directives. */
+#undef NO_DBX_BNSYM_ENSYM
+#define NO_DBX_BNSYM_ENSYM 1
#endif
-extern GTY(()) tree solaris_pending_aligns;
-extern GTY(()) tree solaris_pending_inits;
-extern GTY(()) tree solaris_pending_finis;
+#ifndef USE_GLD
+/* The Solaris linker doesn't understand constructor priorities. */
+#undef SUPPORTS_INIT_PRIORITY
+#define SUPPORTS_INIT_PRIORITY 0
+#endif
-/* Allow macro expansion in #pragma pack. */
-#define HANDLE_PRAGMA_PACK_WITH_EXPANSION
+/* Solaris has an implementation of __enable_execute_stack. */
+#define HAVE_ENABLE_EXECUTE_STACK
+
+/* Static stack checking is supported by means of probes. */
+#define STACK_CHECK_STATIC_BUILTIN 1
#define TARGET_POSIX_IO
+
+extern GTY(()) tree solaris_pending_aligns;
+extern GTY(()) tree solaris_pending_inits;
+extern GTY(()) tree solaris_pending_finis;
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