* i386/winnt.c (exports_head): New static variable.

        (i386_pe_record_exported_symbol): New function.
        (i386_pe_asm_file_end): Use.
        * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
        symbols to be emitted at end of assembly.
        (ASM_DECLARE_OBJECT_NAME): Likewise.
        (ASM_DECLARE_FUNCTION_NAME): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@27639 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index cccdf46..e0f21f7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,13 @@
 Mon Jun 21 05:33:15 1999  Mumit Khan  <khan@xraylith.wisc.edu>
 
+       * i386/winnt.c (exports_head): New static variable.
+       (i386_pe_record_exported_symbol): New function.
+       (i386_pe_asm_file_end): Use.
+       * i386/cygwin.h (ASM_OUTPUT_COMMON): Record the exported
+       symbols to be emitted at end of assembly.
+       (ASM_DECLARE_OBJECT_NAME): Likewise.
+       (ASM_DECLARE_FUNCTION_NAME): Likewise.
+
        * i386/uwin.h (CPP_SPEC): Use -idirafter instead -iprefix and
        -iwithprefix.
 

diff --git a/gcc/config/i386/cygwin.h b/gcc/config/i386/cygwin.h
index 0b6a70f..dbea466 100644 (file)
--- a/gcc/config/i386/cygwin.h
+++ b/gcc/config/i386/cygwin.h
@@ -326,11 +326,7 @@ do {                                                                       \
 #define ASM_OUTPUT_COMMON(STREAM, NAME, SIZE, ROUNDED) \
 do {                                                   \
   if (i386_pe_dllexport_name_p (NAME))                 \
-    {                                                  \
-      drectve_section ();                              \
-      fprintf ((STREAM), "\t.ascii \" -export:%s\"\n", \
-               I386_PE_STRIP_ENCODING (NAME));         \
-    }                                                  \
+    i386_pe_record_exported_symbol (NAME);             \
   if (! i386_pe_dllimport_name_p (NAME))               \
     {                                                  \
       fprintf ((STREAM), "\t.comm\t");                         \
@@ -345,13 +341,7 @@ do {                                                       \
 #define ASM_DECLARE_OBJECT_NAME(STREAM, NAME, DECL)    \
 do {                                                   \
   if (i386_pe_dllexport_name_p (NAME))                 \
-    {                                                  \
-      enum in_section save_section = in_section;       \
-      drectve_section ();                              \
-      fprintf ((STREAM), "\t.ascii \" -export:%s\"\n", \
-               I386_PE_STRIP_ENCODING (NAME));         \
-      switch_to_section (save_section, (DECL));                \
-    }                                                  \
+    i386_pe_record_exported_symbol (NAME);             \
   ASM_OUTPUT_LABEL ((STREAM), (NAME));                 \
 } while (0)
 
@@ -447,12 +437,7 @@ do {                                                                       \
   do                                                                   \
     {                                                                  \
       if (i386_pe_dllexport_name_p (NAME))                             \
-       {                                                               \
-         drectve_section ();                                           \
-         fprintf ((FILE), "\t.ascii \" -export:%s\"\n",                \
-                  I386_PE_STRIP_ENCODING (NAME));                      \
-         function_section (DECL);                                      \
-       }                                                               \
+       i386_pe_record_exported_symbol (NAME);                          \
       if (write_symbols != SDB_DEBUG)                                  \
        i386_pe_declare_function_type (FILE, NAME, TREE_PUBLIC (DECL)); \
       ASM_OUTPUT_LABEL (FILE, NAME);                                   \
@@ -518,6 +503,7 @@ do {                                                                        \
 
 extern void i386_pe_record_external_function PROTO((char *));
 extern void i386_pe_declare_function_type STDIO_PROTO((FILE *, char *, int));
+extern void i386_pe_record_exported_symbol PROTO((char *));
 extern void i386_pe_asm_file_end STDIO_PROTO((FILE *));
 
 /* For Win32 ABI compatibility */

diff --git a/gcc/config/i386/winnt.c b/gcc/config/i386/winnt.c
index f1a2d4b..24d8617 100644 (file)
--- a/gcc/config/i386/winnt.c
+++ b/gcc/config/i386/winnt.c
@@ -545,8 +545,29 @@ i386_pe_record_external_function (name)
   extern_head = p;
 }
 
+static struct extern_list *exports_head;
+
+/* Assemble an export symbol entry.  We need to keep a list of
+   these, so that we can output the export list at the end of the
+   assembly.  We used to output these export symbols in each function,
+   but that causes problems with GNU ld when the sections are 
+   linkonce.  */
+
+void
+i386_pe_record_exported_symbol (name)
+     char *name;
+{
+  struct extern_list *p;
+
+  p = (struct extern_list *) permalloc (sizeof *p);
+  p->next = exports_head;
+  p->name = name;
+  exports_head = p;
+}
+
 /* This is called at the end of assembly.  For each external function
-   which has not been defined, we output a declaration now.  */
+   which has not been defined, we output a declaration now.  We also
+   output the .drectve section.  */
 
 void
 i386_pe_asm_file_end (file)
@@ -567,4 +588,13 @@ i386_pe_asm_file_end (file)
          i386_pe_declare_function_type (file, p->name, TREE_PUBLIC (decl));
        }
     }
+
+  if (exports_head)
+    drectve_section ();
+  for (p = exports_head; p != NULL; p = p->next)
+    {
+      fprintf (file, "\t.ascii \" -export:%s\"\n",
+               I386_PE_STRIP_ENCODING (p->name));
+    }
 }
+