[uClibc] Shared Linker [was: printf problem & libgcc on target?]

Joakim Tjernlund joakim.tjernlund at lumentis.se
Tue Jan 20 15:44:14 UTC 2004


Robin Gilks wrote:

> Is there anything I can do/provide that would assist in the solving of 
> this problem on PowerPC? I'm still concerned about my lack of flash space...

Try this path. It fixes the recent ldso problems for me on my mpc860 board.
You should be able to use ldso without the dcbx patch to the kernel now.

Please report back.

 Jocke

Index: ldso/ldso/powerpc/elfinterp.c
===================================================================
RCS file: /var/cvs/uClibc/ldso/ldso/powerpc/elfinterp.c,v
retrieving revision 1.29
diff -u -r1.29 elfinterp.c
--- ldso/ldso/powerpc/elfinterp.c	3 Dec 2003 23:28:33 -0000	1.29
+++ ldso/ldso/powerpc/elfinterp.c	20 Jan 2004 15:36:03 -0000
@@ -472,7 +472,8 @@
 				*reloc_addr = (unsigned long)tpnt->loadaddr + (unsigned long)rpnt->r_addend;
 				break;
 			case R_PPC_ADDR32:
-				*reloc_addr += symbol_addr;
+			case R_PPC_GLOB_DAT:
+				*reloc_addr = symbol_addr + (unsigned long)rpnt->r_addend;
 				break;
 			case R_PPC_ADDR16_HA:
 				/* XXX is this correct? */
@@ -520,9 +521,6 @@
 					}
 					break;
 				}
-			case R_PPC_GLOB_DAT:
-				*reloc_addr += symbol_addr;
-				break;
 			case R_PPC_COPY:
 				// handled later
 				return 0;
@@ -591,7 +589,7 @@
 			     symbol_addr, symtab[symtab_index].st_value);
 #endif
 			_dl_memcpy((char *) reloc_addr,
-					(char *) symbol_addr, symtab[symtab_index].st_size);
+					(char *) (symbol_addr + (unsigned long)rpnt->r_addend), symtab[symtab_index].st_size);
 	}
 
 	return goof;




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