From 1d6760a3ac6b5691e4914a3333b48fee5c2e275d Mon Sep 17 00:00:00 2001 From: Nicolas Pitre Date: Tue, 16 May 2006 11:29:46 +0100 Subject: [PATCH] [ARM] 3524/1: ARM EABI: more 64-bit aligned stack fixes Patch from Nicolas Pitre Assembly code that calls C code must ensure the C code sees a 64-bit aligned stack pointer. Signed-off-by: Nicolas Pitre Signed-off-by: Russell King --- arch/arm/lib/backtrace.S | 4 ++-- arch/arm/lib/div64.S | 4 ++-- 2 files changed, 4 insertions(+), 4 deletions(-) diff --git a/arch/arm/lib/backtrace.S b/arch/arm/lib/backtrace.S index 3bdc8c6949c5..16153c86c3f8 100644 --- a/arch/arm/lib/backtrace.S +++ b/arch/arm/lib/backtrace.S @@ -122,7 +122,7 @@ ENTRY(c_backtrace) #define reg r5 #define stack r6 -.Ldumpstm: stmfd sp!, {instr, reg, stack, r7, lr} +.Ldumpstm: stmfd sp!, {instr, reg, stack, r7, r8, lr} mov stack, r0 mov instr, r1 mov reg, #9 @@ -145,7 +145,7 @@ ENTRY(c_backtrace) adrne r0, .Lcr blne printk mov r0, stack - LOADREGS(fd, sp!, {instr, reg, stack, r7, pc}) + LOADREGS(fd, sp!, {instr, reg, stack, r7, r8, pc}) .Lfp: .asciz " r%d = %08X%c" .Lcr: .asciz "\n" diff --git a/arch/arm/lib/div64.S b/arch/arm/lib/div64.S index ec9a1cd6176f..58eef6607629 100644 --- a/arch/arm/lib/div64.S +++ b/arch/arm/lib/div64.S @@ -189,12 +189,12 @@ ENTRY(__do_div64) moveq pc, lr @ Division by 0: - str lr, [sp, #-4]! + str lr, [sp, #-8]! bl __div0 @ as wrong as it could be... mov yl, #0 mov yh, #0 mov xh, #0 - ldr pc, [sp], #4 + ldr pc, [sp], #8 -- GitLab