patch-2.4.22 linux-2.4.22/arch/arm/lib/backtrace.S

• Lines: 82
• Date: 2003-08-25 04:44:39.000000000 -0700
• Orig file: linux-2.4.21/arch/arm/lib/backtrace.S
• Orig date: 2002-08-02 17:39:42.000000000 -0700

diff -urN linux-2.4.21/arch/arm/lib/backtrace.S linux-2.4.22/arch/arm/lib/backtrace.S
@@ -52,25 +52,32 @@
 3:		tst	frame, mask		@ Check for address exceptions...
 		bne	1b
 
-1001:		ldmda	frame, {r0, r1, r2, r3}	@ fp, sp, lr, pc
-		mov	next, r0
-
+1001:		ldr	next, [frame, #-12]	@ get fp
+1002:		ldr	r2, [frame, #-4]	@ get lr
+1003:		ldr	r3, [frame, #0]		@ get pc
 		sub	save, r3, offset	@ Correct PC for prefetching
 		bic	save, save, mask
+1004:		ldr	r1, [save, #0]		@ get instruction at function
+		mov	r1, r1, lsr #10
+		ldr	r3, .Ldsi+4
+		teq	r1, r3
+		subeq	save, save, #4
 		adr	r0, .Lfe
 		mov	r1, save
 		bic	r2, r2, mask
-		bl	SYMBOL_NAME(printk)	@ print pc and link register
+		bl	printk			@ print pc and link register
 
-		sub	r0, frame, #16
-1002:		ldr	r1, [save, #4]		@ get instruction at function+4
+		ldr	r0, [frame, #-8]	@ get sp
+		sub	r0, r0, #4
+1005:		ldr	r1, [save, #4]		@ get instruction at function+4
 		mov	r3, r1, lsr #10
 		ldr	r2, .Ldsi+4
 		teq	r3, r2			@ Check for stmia sp!, {args}
 		addeq	save, save, #4		@ next instruction
 		bleq	.Ldumpstm
 
-1003:		ldr	r1, [save, #4]		@ Get 'stmia sp!, {rlist, fp, ip, lr, pc}' instruction
+		sub	r0, frame, #16
+1006:		ldr	r1, [save, #4]		@ Get 'stmia sp!, {rlist, fp, ip, lr, pc}' instruction
 		mov	r3, r1, lsr #10
 		ldr	r2, .Ldsi
 		teq	r3, r2
@@ -87,18 +94,21 @@
  */
 		.section .fixup,"ax"
 		.align	0
-1004:		ldr	r0, =.Lbad
+1007:		ldr	r0, =.Lbad
 		mov	r1, frame
-		bl	SYMBOL_NAME(printk)
+		bl	printk
 		LOADREGS(fd, sp!, {r4 - r8, pc})
 		.ltorg
 		.previous
 		
 		.section __ex_table,"a"
 		.align	3
-		.long	1001b, 1004b
-		.long	1002b, 1004b
-		.long	1003b, 1004b
+		.long	1001b, 1007b
+		.long	1002b, 1007b
+		.long	1003b, 1007b
+		.long	1004b, 1007b
+		.long	1005b, 1007b
+		.long	1006b, 1007b
 		.previous
 
 #define instr r4
@@ -121,12 +131,12 @@
 		ldr	r2, [stack], #-4
 		mov	r1, reg
 		adr	r0, .Lfp
-		bl	SYMBOL_NAME(printk)
+		bl	printk
 2:		subs	reg, reg, #1
 		bpl	1b
 		teq	r7, #0
 		adrne	r0, .Lcr
-		blne	SYMBOL_NAME(printk)
+		blne	printk
 		mov	r0, stack
 		LOADREGS(fd, sp!, {instr, reg, stack, r7, pc})