Ignore:
Timestamp:
2010-05-12T23:55:14Z (14 years ago)
Author:
Jakub Jermar <jakub@…>
Branches:
lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export
Children:
989d3c2
Parents:
9929742
Message:

sparc64 kernel hooks for stack tracing.

File:
1 edited

Legend:

Unmodified
Added
Removed

  • kernel/arch/sparc64/src/debug/stacktrace_asm.S

    r9929742 r08c88b84  
    2727#
    2828
     29#include <arch/stack.h>
     30
    2931.text
    3032
    3133.global frame_pointer_get
    3234.global program_counter_get
     35.global alloc_window_and_flush
    3336
    3437frame_pointer_get:
     38        # Add the stack bias to %sp to get the actual address.
    3539        retl
    36         nop
     40        add %sp, STACK_BIAS, %o0
    3741
    3842program_counter_get:
    3943        retl
    40         nop
     44        mov %o7, %o0
    4145
     46alloc_window_and_flush:
     47        save %sp, -(STACK_WINDOW_SAVE_AREA_SIZE+STACK_ARG_SAVE_AREA_SIZE), %sp
     48        # Flush all other windows to memory so that we can read their contents.
     49        flushw
     50        ret
     51        restore
     52
Note: See TracChangeset for help on using the changeset viewer.