SUPLibTracerA.asm revision d11bc0a79d876b713edcc0bc4f2756e6edbf133c
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; $Id$
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;; @file
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; VirtualBox Support Library - Tracer Interface, Assembly bits.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; Copyright (C) 2012 Oracle Corporation
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; This file is part of VirtualBox Open Source Edition (OSE), as
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; available from http://www.virtualbox.org. This file is free software;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; you can redistribute it and/or modify it under the terms of the GNU
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; General Public License (GPL) as published by the Free Software
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; Foundation, in version 2 as it comes in the "COPYING" file of the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; The contents of this file may alternatively be used under the terms
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; of the Common Development and Distribution License Version 1.0
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; (CDDL) only, as it comes in the "COPYING.CDDL" file of the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; VirtualBox OSE distribution, in which case the provisions of the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; CDDL are applicable instead of those of the GPL.
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; You may elect to license modified versions of this file under the
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; terms and conditions of either the GPL or the CDDL or both.
c312e1b81dffe42e0fb766020fb8defaeade05d6vboxsync;
c312e1b81dffe42e0fb766020fb8defaeade05d6vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;*******************************************************************************
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;* Header Files *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;*******************************************************************************
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync%include "iprt/asmdefs.mac"
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync; This should go into asmdefs.mac
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync%ifdef PIC
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync %ifdef ASM_FORMAT_ELF
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync %define RT_ASM_USE_GOT
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync %define RT_ASM_USE_PLT
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync %endif
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync%endif
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;*******************************************************************************
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;* Structures and Typedefs *
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync;*******************************************************************************
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncstruc SUPREQHDR
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u32Cookie resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u32SessionCookie resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .cbIn resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .cbOut resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .fFlags resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .rc resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncendstruc
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncstruc SUPDRVTRACERUSRCTX32
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .idProbe resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .cBits resb 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .abReserved resb 3
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.uVtgProbeLoc resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.aArgs resd 20
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.eip resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.eflags resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.eax resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.ecx resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.edx resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.ebx resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.esp resd 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.X86.ebp resd 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.X86.esi resd 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.X86.edi resd 1
54828795a553ed0731f308ebda81675ad2c39d58vboxsync .u.X86.cs resw 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.ss resw 1
54828795a553ed0731f308ebda81675ad2c39d58vboxsync .u.X86.ds resw 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.es resw 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.X86.fs resw 1
54828795a553ed0731f308ebda81675ad2c39d58vboxsync .u.X86.gs resw 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncendstruc
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync
b0dfb334954c0552bb583967a3077ec88fd00471vboxsyncstruc SUPDRVTRACERUSRCTX64
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .idProbe resd 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .cBits resb 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .abReserved resb 3
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.Amd64.uVtgProbeLoc resq 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.Amd64.aArgs resq 10
54828795a553ed0731f308ebda81675ad2c39d58vboxsync .u.Amd64.rip resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rflags resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rax resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rcx resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rdx resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rbx resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rsp resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rbp resq 1
50f0e2e83362e100d306a411980d555d46aa00a8vboxsync .u.Amd64.rsi resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.rdi resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.r8 resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.r9 resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.r10 resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.r11 resq 1
b0dfb334954c0552bb583967a3077ec88fd00471vboxsync .u.Amd64.r12 resq 1
.u.Amd64.r13 resq 1
.u.Amd64.r14 resq 1
.u.Amd64.r15 resq 1
endstruc
struc SUPTRACERUMODFIREPROBE
.Hdr resb SUPREQHDR_size
.In resb SUPDRVTRACERUSRCTX64_size
endstruc
extern NAME(suplibTracerFireProbe)
BEGINCODE
;;
; Set up a SUPTRACERUMODFIREPROBE request package on the stack and a C helper
; function in SUPLib.cpp to do the rest.
;
EXPORTEDNAME SUPTracerFireProbe
push xBP
mov xBP, xSP
;
; Allocate package and set the sizes (the helper does the rest of
; the header). Setting the sizes here allows the helper to verify our
; idea of the request sizes.
;
lea xSP, [xBP - SUPTRACERUMODFIREPROBE_size - 8]
mov dword [xSP + SUPTRACERUMODFIREPROBE.Hdr + SUPREQHDR.cbIn], SUPTRACERUMODFIREPROBE_size
mov dword [xSP + SUPTRACERUMODFIREPROBE.Hdr + SUPREQHDR.cbOut], SUPREQHDR_size
%ifdef RT_ARCH_AMD64
;
; Save the AMD64 context.
;
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rax], rax
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rcx], rcx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rdx], rdx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rbx], rbx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rsi], rsi
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rdi], rdi
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r8 ], r8
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r9 ], r9
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r10], r10
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r11], r11
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r12], r12
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r13], r13
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r14], r14
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.r15], r15
pushf
pop xAX
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rflags], xAX
mov xAX, [xBP + xS]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rip], xAX
mov xAX, [xBP]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rbp], xAX
lea xAX, [xBP + xS*2]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.rsp], xAX
%ifdef ASM_CALL64_MSC
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.uVtgProbeLoc], rcx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*0], rdx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*1], r8
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*2], r9
mov xAX, [xBP + xS*2 + 0x20 + xS*0]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*3], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*1]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*4], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*2]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*5], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*3]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*6], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*4]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*7], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*5]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*8], xAX
mov xAX, [xBP + xS*2 + 0x20 + xS*6]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*9], xAX
mov eax, [xCX + 4] ; VTGPROBELOC::idProbe.
%else
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.uVtgProbeLoc], rdi
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*0], rsi
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*1], rdx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*2], rcx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*3], r8
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*4], r9
mov xAX, [xBP + xS*2 + xS*0]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*5], xAX
mov xAX, [xBP + xS*2 + xS*1]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*6], xAX
mov xAX, [xBP + xS*2 + xS*2]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*7], xAX
mov xAX, [xBP + xS*2 + xS*3]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*8], xAX
mov xAX, [xBP + xS*2 + xS*4]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.u.Amd64.aArgs + xS*9], xAX
mov eax, [xDI + 4] ; VTGPROBELOC::idProbe.
%endif
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.idProbe], eax
mov dword [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX64.cBits], 64
;
; Call the helper.
;
%ifdef ASM_CALL64_MSC
mov xDX, xSP
sub xSP, 0x20
call NAME(suplibTracerFireProbe)
%else
mov xSI, xSP
%ifdef RT_ASM_USE_PLT
call NAME(suplibTracerFireProbe) wrt ..plt
%else
call NAME(suplibTracerFireProbe)
%endif
%endif
%elifdef RT_ARCH_X86
;
; Save the X86 context.
;
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eax], eax
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ecx], ecx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.edx], edx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ebx], ebx
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.esi], esi
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.edi], edi
pushf
pop xAX
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eflags], xAX
mov xAX, [xBP + xS]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.eip], xAX
mov xAX, [xBP]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.ebp], xAX
lea xAX, [xBP + xS*2]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.esp], xAX
mov xCX, [xBP + xS*2 + xS*0]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.uVtgProbeLoc], xCX ; keep, used below.
mov edx, 20
.more:
dec edx
mov xAX, [xBP + xS*2 + xS*xDX]
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.u.X86.aArgs + xS*xDX], xAX
jnz .more
mov eax, [xCX + 4] ; VTGPROBELOC::idProbe.
mov [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.idProbe], eax
mov dword [xSP + SUPTRACERUMODFIREPROBE.In + SUPDRVTRACERUSRCTX32.cBits], 32
;
; Call the helper.
;
mov xDX, xSP
push xDX
push xCX
%ifdef RT_ASM_USE_PLT
call NAME(suplibTracerFireProbe) wrt ..plt
%else
call NAME(suplibTracerFireProbe)
%endif
%else
%error "Arch not supported (or correctly defined)."
%endif
leave
ret
ENDPROC SUPTracerFireProbe