produce proper canonical version name, support static constructors, enable exec-stack.h; espie@ ok

2 files changed, 73 insertions, 4 deletions

diff --git a/gnu/egcs/gcc/config.gcc b/gnu/egcs/gcc/config.gcc
index 255648aa101..af9e9638719 100644
--- a/gnu/egcs/gcc/config.gcc
+++ b/gnu/egcs/gcc/config.gcc
@@ -421,10 +421,10 @@ elxsi-elxsi-*)
 h8300-*-*)
 	float_format=i32
 	;;
-hppa*-*-openbsd*)
-#	tm_file="${tm_file} exec-stack.h"
+hppa-*-openbsd*)
+	tm_file="${tm_file} exec-stack.h"
 	target_cpu_default="MASK_PA_11"
-	tmake_file=pa/t-openbsd
+	tmake_file="t-openbsd pa/t-openbsd"
 	;;
 hppa1.1-*-pro*)
 	tm_file="pa/pa-pro.h ${tm_file} pa/pa-pro-end.h libgloss.h"
diff --git a/gnu/egcs/gcc/config/pa/openbsd.h b/gnu/egcs/gcc/config/pa/openbsd.h
index 53c0f33c06a..9dfc1cbaebc 100644
--- a/gnu/egcs/gcc/config/pa/openbsd.h
+++ b/gnu/egcs/gcc/config/pa/openbsd.h
@@ -18,12 +18,36 @@ along with GNU CC; see the file COPYING.  If not, write to
 the Free Software Foundation, 59 Temple Place - Suite 330,
 Boston, MA 02111-1307, USA.  */
 
+#define CTORS_SECTION_FUNCTION						\
+void									\
+ctors_section ()							\
+{									\
+  if (in_section != in_ctors)						\
+    {									\
+      fprintf (asm_out_file, "%s\n", CTORS_SECTION_ASM_OP);		\
+      in_section = in_ctors;						\
+    }									\
+}
+
+#define DTORS_SECTION_FUNCTION						\
+void									\
+dtors_section ()							\
+{									\
+  if (in_section != in_dtors)						\
+    {									\
+      fprintf (asm_out_file, "%s\n", DTORS_SECTION_ASM_OP);		\
+      in_section = in_dtors;						\
+    }									\
+}
+
 #include <pa/pa.h>
 #define OBSD_HAS_DECLARE_FUNCTION_NAME
 #include <openbsd.h>
 
+#define	INT_ASM_OP	".long"
+
 /* Run-time target specifications. */
-#define CPP_PREDEFINES "-D__unix__ -D__ANSI_COMPAT -Asystem(unix) -Asystem(OpenBSD) -Amachine(hppa) -D__OpenBSD__ -D__hppa__ -D__hppa"
+#define CPP_PREDEFINES "-D__unix__ -D__ANSI_COMPAT -Asystem(unix) -Asystem(OpenBSD) -Amachine(hppa) -D__ELF__ -D__OpenBSD__ -D__hppa__ -D__hppa"
 
 #undef OVERRIDE_OPTIONS
 #define OVERRIDE_OPTIONS						 \
@@ -74,11 +98,50 @@ do { \
 
 #undef ASM_OUTPUT_FUNCTION_PREFIX
 
+#undef SELECT_RTX_SECTION
+#define SELECT_RTX_SECTION(MODE,RTX)	readonly_data_section ();
+
 #undef STRING_ASM_OP
 #define STRING_ASM_OP   ".stringz"
 
 #undef DBX_OUTPUT_MAIN_SOURCE_FILE_END
+
 #undef ASM_OUTPUT_SECTION_NAME
+/* Switch into a generic section.
+   This is currently only used to support section attributes.
+
+   We make the section read-only and executable for a function decl,
+   read-only for a const data decl, and writable for a non-const data decl.  */
+#define ASM_OUTPUT_SECTION_NAME(FILE, DECL, NAME, RELOC) \
+	fprintf (FILE, "\t.section\t%s,\"%s\",@progbits\n", NAME, \
+	  (DECL) && TREE_CODE (DECL) == FUNCTION_DECL ? "ax" : \
+	  (DECL) && DECL_READONLY_SECTION (DECL, RELOC) ? "a" : "aw")
+
+/* A C statement (sans semicolon) to output an element in the table of
+   global constructors.  */
+#define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME)				\
+  do {									\
+    ctors_section ();							\
+    fprintf (FILE, "\t%s\t ", INT_ASM_OP);				\
+    assemble_name (FILE, NAME);						\
+    fprintf (FILE, "\n");						\
+  } while (0)
+
+/* A C statement (sans semicolon) to output an element in the table of
+   global destructors.  */
+#define ASM_OUTPUT_DESTRUCTOR(FILE,NAME)       				\
+  do {									\
+    dtors_section ();                   				\
+    fprintf (FILE, "\t%s\t ", INT_ASM_OP);				\
+    assemble_name (FILE, NAME);              				\
+    fprintf (FILE, "\n");						\
+  } while (0)
+
+/* As an elf system, we need crtbegin/crtend stuff.  */
+#undef STARTFILE_SPEC
+#define STARTFILE_SPEC "%{!shared: %{pg:gcrt0%O%s} %{!pg:%{p:gcrt0%O%s} %{!p:crt0%O%s}} crtbegin%O%s} %{shared:crtbeginS%O%s}"
+#undef ENDFILE_SPEC
+#define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
 
 #undef TEXT_SECTION_ASM_OP
 #define TEXT_SECTION_ASM_OP "\t.text"
@@ -88,7 +151,13 @@ do { \
 #define DATA_SECTION_ASM_OP "\t.data"
 #undef BSS_SECTION_ASM_OP
 #define BSS_SECTION_ASM_OP "\t.section\t.bss"
+#define CTORS_SECTION_ASM_OP    "\t.section\t.ctors,\"aw\""
+#define DTORS_SECTION_ASM_OP    "\t.section\t.dtors,\"aw\""
 
 /* Remove hpux specific pa defines. */
 #undef LDD_SUFFIX
 #undef PARSE_LDD_OUTPUT
+
+#undef DO_GLOBAL_DTORS_BODY
+#define	HAS_INIT_SECTION
+