diff options
| author | Nicolas Pitre <nico@cam.org> | 2006-05-16 11:29:46 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2006-05-16 11:39:31 +0100 |
| commit | 1d6760a3ac6b5691e4914a3333b48fee5c2e275d (patch) | |
| tree | 02d0296c1155377e79b22760ca9cf9638b223425 /arch/arm/lib | |
| parent | 2ceec0c8c6e2780d58dece91b4b787729405d9e7 (diff) | |
| download | lwn-1d6760a3ac6b5691e4914a3333b48fee5c2e275d.tar.gz lwn-1d6760a3ac6b5691e4914a3333b48fee5c2e275d.zip | |
[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 <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/lib')
| -rw-r--r-- | arch/arm/lib/backtrace.S | 4 | ||||
| -rw-r--r-- | 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 |