| author | Markus Bröker <mbroeker@largo.dyndns.tv> |
| Mon, 09 Sep 2013 15:51:32 +0200 | |
| changeset 166 | ecd6492274ad |
| parent 9 | c3fecc82ade6 |
| permissions | -rw-r--r-- |
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asm and parser demos added
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;; |
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standard tags for git projects
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;; test/demos/asm/get_sp.asm |
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c3fecc82ade6
standard tags for git projects
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;; Copyright (C) 2008 Markus Broeker |
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;; |
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%include "asm/tools.inc" |
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segment .data |
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label1 db "NASM Powered...", 10, 0 |
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reg_format db "EAX=%08x EBX=%08x ECX=%08x EDX=%08x", 10, 0 |
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st_format db "EBP=%08x ESP=%08x ESI=%08x EDI=%08x", 10, 10, 0 |
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trace_fmt db "[EBP-20] = %08x", 10, \ |
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"[EBP-16] = %08x", 10, "[EBP-12] = %08x", 10, \ |
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"[EBP- 8] = %08x", 10, "[EBP- 4] = %08x", 10, \ |
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"[EBP+ 0] = %08x", 10, "[EBP+ 4] = %08x", 10, \ |
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"[EBP+ 8] = %08x", 10, "[EBP+12] = %08x", 10, \ |
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"[EBP+16] = %08x", 10, "[EBP+20] = %08x", 10, 10, 0 |
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segment .bss |
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savexp resd 1 ;; uninitialized dword value |
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;; currently not used |
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segment .text |
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global get_sp |
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get_sp: |
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enter 4,0 ;; push ebp ;; Save Base-Pointer |
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;; mov ebp, esp ;; Copy Stackpointer for !!local usage!! |
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;; sub esp, 4 ;; Make room for 1 DWORD |
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mov [ebp-4], esp ;; Store result in !! local variable !! |
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push DWORD label1 |
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call printf |
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add esp, byte 4 ;; remove label1 from stack |
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call stack_trace |
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call reg_info |
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call stack_info |
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call reg_info |
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call stack_info |
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call stack_trace |
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;; clean up |
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mov eax, [ebp-4] ;; return local var |
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leave ;; mov esp, ebp pop ebp |
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ret ;; return eax |