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Show rsp and rip in the brk register dump

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Ry 2022-11-12 21:02:32 -08:00
parent fdf3f8bcf5
commit 1c73faafa1
1 changed files with 29 additions and 0 deletions
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29
exception.asm
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@ -500,6 +500,33 @@ system_breakpoint_handler:
call print_character_to_monitor call print_character_to_monitor
; --- ; ---
; rsp
mov r0, system_breakpoint_rsp_str
call print_string_to_monitor
mov r0, rsp
add r0, 133 ; account for the registers pushed above, and for the int calling convention
call print_hex_word_to_monitor
mov r0, ' '
call print_character_to_monitor
mov r0, '|'
call print_character_to_monitor
mov r0, ' '
call print_character_to_monitor
; rip
mov r0, system_breakpoint_rip_str
call print_string_to_monitor
mov r0, rsp
add r0, 129 ; read instruction pointer from the stack
mov r0, [r0]
call print_hex_word_to_monitor
; ---
mov r0, 10
call print_character_to_monitor
; ---
call invoke_monitor call invoke_monitor
pop r0 pop r0
@ -568,3 +595,5 @@ system_breakpoint_r28_str: data.str "r28: " data.8 0
system_breakpoint_r29_str: data.str "r29: " data.8 0 system_breakpoint_r29_str: data.str "r29: " data.8 0
system_breakpoint_r30_str: data.str "r30: " data.8 0 system_breakpoint_r30_str: data.str "r30: " data.8 0
system_breakpoint_r31_str: data.str "r31: " data.8 0 system_breakpoint_r31_str: data.str "r31: " data.8 0
system_breakpoint_rsp_str: data.str "rsp: " data.8 0
system_breakpoint_rip_str: data.str "rip: " data.8 0