dl-machine-arm.patch

linux下编译交叉工具链的工具源码

Fixes error:
In file included from dynamic-link.h:21,
                 from dl-load.c:32:
../sysdeps/arm/dl-machine.h:124:25: missing terminating " character
...
make[2]: *** [/crosstool-0.22/build/arm-unknown-linux-gnu/gcc-3.3-glibc-2.2.5/build-glibc/elf/dl-load.o] Error 1

The first two hunks of 
http://sources.redhat.com/cgi-bin/cvsweb.cgi/libc/sysdeps/arm/dl-machine.h.diff?r1=1.39&r2=1.40&cvsroot=glibc
applied cleanly, but the third hunk didn't, so I just added the \n\'s by hand for that section.

--- glibc-2.2.5/sysdeps/arm/dl-machine.h.orig	Sat Sep  8 14:31:40 2001
+++ glibc-2.2.5/sysdeps/arm/dl-machine.h	Wed Aug 27 10:55:26 2003
@@ -121,14 +121,15 @@
    and then redirect to the address it returns.  */
    // macro for handling PIC situation....
 #ifdef PIC
-#define CALL_ROUTINE(x) " ldr sl,0f
-	add 	sl, pc, sl
-1:	ldr	r2, 2f
-	mov	lr, pc
-	add	pc, sl, r2
-	b	3f
-0:	.word	_GLOBAL_OFFSET_TABLE_ - 1b - 4
-2:	.word " #x "(GOTOFF)
+#define CALL_ROUTINE(x) "\
+	ldr sl,0f\n\
+	add 	sl, pc, sl\n\
+1:	ldr	r2, 2f\n\
+	mov	lr, pc\n\
+	add	pc, sl, r2\n\
+	b	3f\n\
+0:	.word	_GLOBAL_OFFSET_TABLE_ - 1b - 4\n\
+2:	.word " #x "(GOTOFF)\n\
 3:	"
 #else
 #define CALL_ROUTINE(x) " bl " #x
@@ -136,114 +137,114 @@
 
 #ifndef PROF
 # define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\
-	.text
-	.globl _dl_runtime_resolve
-	.type _dl_runtime_resolve, #function
-	.align 2
-_dl_runtime_resolve:
-	@ we get called with
-	@ 	stack[0] contains the return address from this call
-	@	ip contains &GOT[n+3] (pointer to function)
-	@	lr points to &GOT[2]
-
-	@ save almost everything; lr is already on the stack
-	stmdb	sp!,{r0-r3,sl,fp}
-
-	@ prepare to call fixup()
-	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each
-	sub	r1, ip, lr
-	sub	r1, r1, #4
-	add	r1, r1, r1
-
-	@ get pointer to linker struct
-	ldr	r0, [lr, #-4]
-
-	@ call fixup routine
-	" CALL_ROUTINE(fixup) "
-
-	@ save the return
-	mov	ip, r0
-
-	@ restore the stack
-	ldmia	sp!,{r0-r3,sl,fp,lr}
-
-	@ jump to the newly found address
-	mov	pc, ip
-
-	.size _dl_runtime_resolve, .-_dl_runtime_resolve
-
-	.globl _dl_runtime_profile
-	.type _dl_runtime_profile, #function
-	.align 2
-_dl_runtime_profile:
-	@ save almost everything; lr is already on the stack
-	stmdb	sp!,{r0-r3,sl,fp}
-
-	@ prepare to call fixup()
-	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each
-	sub	r1, ip, lr
-	sub	r1, r1, #4
-	add	r1, r1, r1
-
-	@ get pointer to linker struct
-	ldr	r0, [lr, #-4]
-
-	@ call profiling fixup routine
-	" CALL_ROUTINE(profile_fixup) "
-
-	@ save the return
-	mov	ip, r0
-
-	@ restore the stack
-	ldmia	sp!,{r0-r3,sl,fp,lr}
-
-	@ jump to the newly found address
-	mov	pc, ip
-
-	.size _dl_runtime_resolve, .-_dl_runtime_resolve
-	.previous
+	.text\n\
+	.globl _dl_runtime_resolve\n\
+	.type _dl_runtime_resolve, #function\n\
+	.align 2\n\
+_dl_runtime_resolve:\n\
+	@ we get called with\n\
+	@ 	stack[0] contains the return address from this call\n\
+	@	ip contains &GOT[n+3] (pointer to function)\n\
+	@	lr points to &GOT[2]\n\
+\n\
+	@ save almost everything; lr is already on the stack\n\
+	stmdb	sp!,{r0-r3,sl,fp}\n\
+\n\
+	@ prepare to call fixup()\n\
+	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each\n\
+	sub	r1, ip, lr\n\
+	sub	r1, r1, #4\n\
+	add	r1, r1, r1\n\
+\n\
+	@ get pointer to linker struct\n\
+	ldr	r0, [lr, #-4]\n\
+\n\
+	@ call fixup routine\n\
+	" CALL_ROUTINE(fixup) "\n\
+\n\
+	@ save the return\n\
+	mov	ip, r0\n\
+\n\
+	@ restore the stack\n\
+	ldmia	sp!,{r0-r3,sl,fp,lr}\n\
+\n\
+	@ jump to the newly found address\n\
+	mov	pc, ip\n\
+\n\
+	.size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+\n\
+	.globl _dl_runtime_profile\n\
+	.type _dl_runtime_profile, #function\n\
+	.align 2\n\
+_dl_runtime_profile:\n\
+	@ save almost everything; lr is already on the stack\n\
+	stmdb	sp!,{r0-r3,sl,fp}\n\
+\n\
+	@ prepare to call fixup()\n\
+	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each\n\
+	sub	r1, ip, lr\n\
+	sub	r1, r1, #4\n\
+	add	r1, r1, r1\n\
+\n\
+	@ get pointer to linker struct\n\
+	ldr	r0, [lr, #-4]\n\
+\n\
+	@ call profiling fixup routine\n\
+	" CALL_ROUTINE(profile_fixup) "\n\
+\n\
+	@ save the return\n\
+	mov	ip, r0\n\
+\n\
+	@ restore the stack\n\
+	ldmia	sp!,{r0-r3,sl,fp,lr}\n\
+\n\
+	@ jump to the newly found address\n\
+	mov	pc, ip\n\
+\n\
+	.size _dl_runtime_resolve, .-_dl_runtime_resolve\n\
+	.previous\n\
 ");
 #else // PROF
 # define ELF_MACHINE_RUNTIME_TRAMPOLINE asm ("\
-	.text
-	.globl _dl_runtime_resolve
-	.globl _dl_runtime_profile
-	.type _dl_runtime_resolve, #function
-	.type _dl_runtime_profile, #function
-	.align 2
-_dl_runtime_resolve:
-_dl_runtime_profile:
-	@ we get called with
-	@ 	stack[0] contains the return address from this call
-	@	ip contains &GOT[n+3] (pointer to function)
-	@	lr points to &GOT[2]
-
-	@ save almost everything; return add is already on the stack
-	stmdb	sp!,{r0-r3,sl,fp}
-
-	@ prepare to call fixup()
-	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each
-	sub	r1, ip, lr
-	sub	r1, r1, #4
-	add	r1, r1, r1
-
-	@ get pointer to linker struct
-	ldr	r0, [lr, #-4]
-
-	@ call profiling fixup routine
-	" CALL_ROUTINE(fixup) "
-
-	@ save the return
-	mov	ip, r0
-
-	@ restore the stack
-	ldmia	sp!,{r0-r3,sl,fp,lr}
-
-	@ jump to the newly found address
-	mov	pc, ip
-
-	.size _dl_runtime_profile, .-_dl_runtime_profile
-	.previous
+	.text\n\
+	.globl _dl_runtime_resolve\n\
+	.globl _dl_runtime_profile\n\
+	.type _dl_runtime_resolve, #function\n\
+	.type _dl_runtime_profile, #function\n\
+	.align 2\n\
+_dl_runtime_resolve:\n\
+_dl_runtime_profile:\n\
+	@ we get called with\n\
+	@ 	stack[0] contains the return address from this call\n\
+	@	ip contains &GOT[n+3] (pointer to function)\n\
+	@	lr points to &GOT[2]\n\
+\n\
+	@ save almost everything; return add is already on the stack\n\
+	stmdb	sp!,{r0-r3,sl,fp}\n\
+\n\
+	@ prepare to call fixup()\n\
+	@ change &GOT[n+3] into 8*n        NOTE: reloc are 8 bytes each\n\
+	sub	r1, ip, lr\n\
+	sub	r1, r1, #4\n\
+	add	r1, r1, r1\n\
+\n\
+	@ get pointer to linker struct\n\
+	ldr	r0, [lr, #-4]\n\
+\n\
+	@ call profiling fixup routine\n\
+	" CALL_ROUTINE(fixup) "\n\
+\n\
+	@ save the return\n\
+	mov	ip, r0\n\
+\n\
+	@ restore the stack\n\
+	ldmia	sp!,{r0-r3,sl,fp,lr}\n\
+\n\
+	@ jump to the newly found address\n\
+	mov	pc, ip\n\
+\n\
+	.size _dl_runtime_profile, .-_dl_runtime_profile\n\
+	.previous\n\
 ");
 #endif //PROF
 
@@ -256,70 +257,70 @@
    its return value is the user program's entry point.  */
 
 #define RTLD_START asm ("\
-.text
-.globl _start
-.globl _dl_start_user
-_start:
-	@ at start time, all the args are on the stack
-	mov	r0, sp
-	bl	_dl_start
-	@ returns user entry point in r0
-_dl_start_user:
-	mov	r6, r0
-	@ we are PIC code, so get global offset table
-	ldr	sl, .L_GET_GOT
-	add	sl, pc, sl
-.L_GOT_GOT:
-	@ Store the highest stack address
-	ldr	r1, .L_STACK_END
-	ldr	r1, [sl, r1]
-	str	sp, [r1]
-	@ See if we were run as a command with the executable file
-	@ name as an extra leading argument.
-	ldr	r4, .L_SKIP_ARGS
-	ldr	r4, [sl, r4]
-	@ get the original arg count
-	ldr	r1, [sp]
-	@ subtract _dl_skip_args from it
-	sub	r1, r1, r4
-	@ adjust the stack pointer to skip them
-	add	sp, sp, r4, lsl #2
-	@ get the argv address
-	add	r2, sp, #4
-	@ store the new argc in the new stack location
-	str	r1, [sp]
-	@ compute envp
-	add	r3, r2, r1, lsl #2
-	add	r3, r3, #4
-
-	@ now we call _dl_init
-	ldr	r0, .L_LOADED
-	ldr	r0, [sl, r0]
-	ldr	r0, [r0]
-	@ call _dl_init
-	bl	_dl_init(PLT)
-	@ clear the startup flag
-	ldr	r2, .L_STARTUP_FLAG
-	ldr	r1, [sl, r2]
-	mov	r0, #0
-	str	r0, [r1]
-	@ load the finalizer function
-	ldr	r0, .L_FINI_PROC
-	ldr	r0, [sl, r0]
-	@ jump to the user_s entry point
-	mov	pc, r6
-.L_GET_GOT:
+.text\n\
+.globl _start\n\
+.globl _dl_start_user\n\
+_start:\n\
+	@ at start time, all the args are on the stack\n\
+	mov	r0, sp\n\
+	bl	_dl_start\n\
+	@ returns user entry point in r0\n\
+_dl_start_user:\n\
+	mov	r6, r0\n\
+	@ we are PIC code, so get global offset table\n\
+	ldr	sl, .L_GET_GOT\n\
+	add	sl, pc, sl\n\
+.L_GOT_GOT:\n\
+	@ Store the highest stack address\n\
+	ldr	r1, .L_STACK_END\n\
+	ldr	r1, [sl, r1]\n\
+	str	sp, [r1]\n\
+	@ See if we were run as a command with the executable file\n\
+	@ name as an extra leading argument.\n\
+	ldr	r4, .L_SKIP_ARGS\n\
+	ldr	r4, [sl, r4]\n\
+	@ get the original arg count\n\
+	ldr	r1, [sp]\n\
+	@ subtract _dl_skip_args from it\n\
+	sub	r1, r1, r4\n\
+	@ adjust the stack pointer to skip them\n\
+	add	sp, sp, r4, lsl #2\n\
+	@ get the argv address\n\
+	add	r2, sp, #4\n\
+	@ store the new argc in the new stack location\n\
+	str	r1, [sp]\n\
+	@ compute envp\n\
+	add	r3, r2, r1, lsl #2\n\
+	add	r3, r3, #4\n\
+\n\
+	@ now we call _dl_init\n\
+	ldr	r0, .L_LOADED\n\
+	ldr	r0, [sl, r0]\n\
+	ldr	r0, [r0]\n\
+	@ call _dl_init\n\
+	bl	_dl_init(PLT)\n\
+	@ clear the startup flag\n\
+	ldr	r2, .L_STARTUP_FLAG\n\
+	ldr	r1, [sl, r2]\n\
+	mov	r0, #0\n\
+	str	r0, [r1]\n\
+	@ load the finalizer function\n\
+	ldr	r0, .L_FINI_PROC\n\
+	ldr	r0, [sl, r0]\n\
+	@ jump to the user_s entry point\n\
+	mov	pc, r6\n\
+.L_GET_GOT:\n\
 	.word	_GLOBAL_OFFSET_TABLE_ - .L_GOT_GOT - 4	\n\
 .L_SKIP_ARGS:					\n\
 	.word	_dl_skip_args(GOTOFF)		\n\
-.L_STARTUP_FLAG:
-	.word	_dl_starting_up(GOT)
-.L_FINI_PROC:
-	.word	_dl_fini(GOT)
-.L_STACK_END:
-	.word	__libc_stack_end(GOT)
-.L_LOADED:
-	.word	_dl_loaded(GOT)
+.L_STARTUP_FLAG:\n\
+	.word	_dl_starting_up(GOT)\n\
+.L_FINI_PROC:\n\
+	.word	_dl_fini(GOT)\n\
+.L_STACK_END:\n\
+	.word	__libc_stack_end(GOT)\n\
+.L_LOADED:\n\
+	.word	_dl_loaded(GOT)\n\
 .previous\n\
 ");