Changeset 6122db1 in mainline

Timestamp:

2006-03-22T22:16:31Z (19 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

7e2988c

Parents:

07824fd

Message:

Fix mips32 linker script.
Add .scommon input section.
Add .got section and define _gp symbol.
Use this symbol to initialize gp register (r28).

Location:

libc/arch/mips32

Files:

• _link.ld.in (modified) (1 diff)
• src/entry.s (modified) (1 diff)
• src/thread_entry.s (modified) (1 diff)

libc/arch/mips32/_link.ld.in

@@ -17 +17 @@
                 *(.rodata*);
         } :text
-        
-        .data ALIGN(0x4000) : SUBALIGN(0x4000) {
+
+        .got ALIGN(0x4000) : SUBALIGN(0x4000) {
+                _gp = .;
+                *(.got);
+        } :data
+        .data : {
                 *(.data);
         } :data
+        .sbss : {
+                *(.scommon);
+                *(.sbss);
+        }       
         .bss : {
                 *(.bss);
-                *(.sbss);
                 *(COMMON);
                 _heap = .;
                 LONG(0xdeadbeef);
         } :data
-        
+
         /DISCARD/ : {
                 *(*);

libc/arch/mips32/src/entry.s

@@ -38 +38 @@
 #
 __entry:
+        lui $28, _gp
 
         jal main

libc/arch/mips32/src/thread_entry.s

@@ -39 +39 @@
 #
 __thread_entry:
+        lui $28, _gp
+
         #
         # v0 contains address of uarg.