From: Timothy Wall <twall@alum.mit.edu>
Date: Fri, 7 Apr 2000 00:58:07 +0000 (+0000)
Subject: SEC_BLOCK, SEC_CLINK, and C_STATLAB added (TI COFF support).
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=34cbe64ecf7ae8c7e029e4af582d98a7910a3bcf;p=binutils-gdb.git

SEC_BLOCK, SEC_CLINK, and C_STATLAB added (TI COFF support).
---

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 78b62c674e7..d9a8ee88551 100644
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,10 @@
+2000-04-06  Timothy Wall  <twall@cygnus.com>
+
+	* coffcode.h (coff_slurp_symbol_table): Handle C_STATLAB storage
+	class.  Handle SEC_CLINK and SEC_BLOCK flags.
+	* section.c: Add SEC_CLINK and SEC_BLOCK flags.
+	* bfd-in2.h: Add SEC_CLINK and SEC_BLOCK flags.
+
 2000-04-06  Nick Clifton  <nickc@cygnus.com>
 
 	* elf32-arm.h (elf32_arm_set_private_flags): Only check for
diff --git a/bfd/bfd-in2.h b/bfd/bfd-in2.h
index abbf203853c..68e2db53000 100644
--- a/bfd/bfd-in2.h
+++ b/bfd/bfd-in2.h
@@ -1057,6 +1057,16 @@ typedef struct sec
           executables or shared objects.  */
 #define SEC_SHARED 0x4000000
 
+        /* When a section with this flag is being linked, then if the size of
+           the input section is less than a page, it should not cross a page
+           boundary.  If the size of the input section is one page or more, it
+           should be aligned on a page boundary.  */
+#define SEC_BLOCK 0x8000000
+
+        /* Conditionally link this section; do not link if there are no
+          references found to any symbol in the section.  */
+#define SEC_CLINK 0x10000000
+
         /*  End of section flags.  */
 
         /* Some internal packed boolean fields.  */
diff --git a/bfd/coffcode.h b/bfd/coffcode.h
index 8193a2116ca..c635d3305f6 100644
--- a/bfd/coffcode.h
+++ b/bfd/coffcode.h
@@ -436,6 +436,16 @@ sec_to_styp_flags (sec_name, sec_flags)
       styp_flags = STYP_BSS;
     }
 
+#ifdef STYP_CLINK
+  if (sec_flags & SEC_CLINK)
+    styp_flags |= STYP_CLINK;
+#endif
+
+#ifdef STYP_BLOCK
+  if (sec_flags & SEC_BLOCK)
+    styp_flags |= STYP_BLOCK;
+#endif
+
 #ifdef STYP_NOLOAD
   if ((sec_flags & (SEC_NEVER_LOAD | SEC_COFF_SHARED_LIBRARY)) != 0)
     styp_flags |= STYP_NOLOAD;
@@ -533,6 +543,16 @@ styp_to_sec_flags (abfd, hdr, name, section)
   long styp_flags = internal_s->s_flags;
   flagword sec_flags = 0;
 
+#ifdef STYP_BLOCK
+  if (styp_flags & STYP_BLOCK)
+      sec_flags |= SEC_BLOCK;
+#endif  
+
+#ifdef STYP_CLINK
+  if (styp_flags & STYP_CLINK)
+      sec_flags |= SEC_CLINK;
+#endif  
+
 #ifdef STYP_NOLOAD
   if (styp_flags & STYP_NOLOAD)
     {
@@ -4304,6 +4324,11 @@ coff_slurp_symbol_table (abfd)
 #endif
 	      break;
 
+	    case C_STATLAB:	/* Static load time label */
+              dst->symbol.value = src->u.syment.n_value;
+              dst->symbol.flags = BSF_GLOBAL;
+              break;
+
 	    case C_NULL:
 	      /* PE DLLs sometimes have zeroed out symbols for some
                  reason.  Just ignore them without a warning.  */
@@ -4326,7 +4351,6 @@ coff_slurp_symbol_table (abfd)
 #ifdef TIC80COFF
 	    case C_UEXT:	/* Tentative external definition */
 #endif
-	    case C_STATLAB:	/* Static load time label */
 	    case C_EXTLAB:	/* External load time label */
 	    case C_HIDDEN:	/* ext symbol in dmert public lib */
 	    default:
diff --git a/bfd/coffgen.c b/bfd/coffgen.c
index f2410d919d9..47e5baac190 100644
--- a/bfd/coffgen.c
+++ b/bfd/coffgen.c
@@ -608,8 +608,11 @@ fixup_symbol_value (abfd, coff_symbol_ptr, syment)
 	  syment->n_value = (coff_symbol_ptr->symbol.value
 			     + coff_symbol_ptr->symbol.section->output_offset);
 	  if (! obj_pe (abfd))
-	    syment->n_value +=
-	      coff_symbol_ptr->symbol.section->output_section->vma;
+            {
+              syment->n_value += (syment->n_sclass == C_STATLAB)
+                ? coff_symbol_ptr->symbol.section->output_section->lma
+                : coff_symbol_ptr->symbol.section->output_section->vma;
+            }
 	}
       else
 	{
diff --git a/bfd/section.c b/bfd/section.c
index b3b760802d3..ff977fd78a9 100644
--- a/bfd/section.c
+++ b/bfd/section.c
@@ -336,6 +336,16 @@ CODE_FRAGMENT
 .	   executables or shared objects.  *}
 .#define SEC_SHARED 0x4000000
 .
+.	{* When a section with this flag is being linked, then if the size of
+.          the input section is less than a page, it should not cross a page
+.          boundary.  If the size of the input section is one page or more, it
+.          should be aligned on a page boundary.  *}
+.#define SEC_BLOCK 0x8000000
+.
+.	{* Conditionally link this section; do not link if there are no
+.          references found to any symbol in the section.  *}
+.#define SEC_CLINK 0x10000000
+.
 .	{*  End of section flags.  *}
 .
 .	{* Some internal packed boolean fields.  *}
diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index 2bbfef48ebe..0b9c4ce2237 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,7 @@
+2000-04-06  Timothy Wall  <twall@cygnus.com>
+
+	* objdump.c (dump_section_header): Print CLINK and BLOCK flags.
+
 2000-04-06  Jason Merrill  <jason@yorick.cygnus.com>
 
 	* readelf.c (decode_location_expression): Loop through multiple
diff --git a/binutils/objdump.c b/binutils/objdump.c
index 9c83a63ee36..bfcc143b88b 100644
--- a/binutils/objdump.c
+++ b/binutils/objdump.c
@@ -376,6 +376,8 @@ dump_section_header (abfd, section, ignored)
   PF (SEC_NEVER_LOAD, "NEVER_LOAD");
   PF (SEC_EXCLUDE, "EXCLUDE");
   PF (SEC_SORT_ENTRIES, "SORT_ENTRIES");
+  PF (SEC_BLOCK, "BLOCK");
+  PF (SEC_CLINK, "CLINK");
   PF (SEC_SMALL_DATA, "SMALL_DATA");
   PF (SEC_SHARED, "SHARED");