; $Id: env-common.mac $ ;; @file ; Instruction Test Environment - Common Bits. ; ; ; Copyright (C) 2006-2020 Oracle Corporation ; ; This file is part of VirtualBox Open Source Edition (OSE), as ; available from http://www.virtualbox.org. This file is free software; ; you can redistribute it and/or modify it under the terms of the GNU ; General Public License (GPL) as published by the Free Software ; Foundation, in version 2 as it comes in the "COPYING" file of the ; VirtualBox OSE distribution. VirtualBox OSE is distributed in the ; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind. ; %ifndef ___env_common_mac %define ___env_common_mac %include "iprt/x86.mac" ;******************************************************************************* ;* Defined Constants And Macros * ;******************************************************************************* %ifdef RT_ARCH_AMD64 %define MY_PUSH_FLAGS pushfq %define MY_POP_FLAGS popfq %define MY_PUSH_FLAGS_SIZE 8 %macro MY_PUSH_ALL 0 push rbp mov rbp, rsp push rax push rbx push rcx push rdx push rsi push rdi push r8 push r9 push r10 push r11 push r12 push r13 push r14 push r15 pushfq %endm %macro MY_POP_ALL 0 popfq pop r15 pop r14 pop r13 pop r12 pop r11 pop r10 pop r9 pop r8 pop rdi pop rsi pop rdx pop rcx pop rbx pop rax pop rbp %endm %else %define MY_PUSH_FLAGS pushfd %define MY_POP_FLAGS popfd %define MY_PUSH_FLAGS_SIZE 4 %macro MY_PUSH_ALL 0 push eBP mov xBP, xSP push eax push ebx push ecx push edx push esi push edi pushfd %endm %macro MY_POP_ALL 0 popfd pop edi pop esi pop edx pop ecx pop ebx pop eax pop ebp %endm %endif ;******************************************************************************* ;* Internal Functions * ;******************************************************************************* VBINSTST_BEGINCODE ;; ; Report bad register value. ; ; Primary purpose is save all registers and convert from our stack-based to ; the correct calling convention for the environment. ; ; This function will clean up the stack upon return (to save space in the caller). ; ; @param uExpected ; @param uActual ; @param uRegisterNo ; VBINSTST_BEGINPROC Common_BadValue MY_PUSH_ALL mov xAX, xSP ; 16-byte align the stack and reserve space for arguments and stuff. sub xSP, 40h and xSP, ~15 mov [xSP + 38h], xAX %ifdef ASM_CALL64_GCC mov r8d, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) wrt rip] mov rcx, [rbp + 10h] ; expected mov rdx, [rbp + 18h] ; actual mov rsi, [rbp + 20h] ; reg# lea rdi, [.szFmt wrt rip] VBINSTST_CALL_FN_FAILURE_4 %elifdef ASM_CALL64_MSC mov r10d, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) wrt rip] mov [rsp + 20h], r10 mov r9, [rbp + 10h] ; expected mov r8, [rbp + 18h] ; actual mov rdx, [rbp + 20h] ; reg# lea rcx, [.szFmt wrt rip] VBINSTST_CALL_FN_FAILURE_4 %elifdef ASM_CALL64_BS2 mov sBX, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) xWrtRIP] mov sCX, [xBP + xCB + xCB] ; expected mov sAX, [xBP + xCB + xCB + sCB*1] ; actual mov sDX, [xBP + xCB + xCB + sCB*2] ; reg# lea sSI, [.szFmt xWrtRIP] mov qword [xSP + xCB + 3*sCB], sBX mov qword [xSP + xCB + 2*sCB], sCX mov qword [xSP + xCB + 1*sCB], sAX mov qword [xSP + xCB], sDX mov [xSP], sSI VBINSTST_CALL_FN_FAILURE_4 %else mov sBX, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator)] mov sCX, [xBP + xCB + xCB] ; expected mov sAX, [xBP + xCB + xCB + sCB*1] ; actual mov sDX, [xBP + xCB + xCB + sCB*2] ; reg# mov [xSP + xCB + 3*sCB], sBX mov [xSP + xCB + 2*sCB], sCX mov [xSP + xCB + 1*sCB], sAX mov [xSP + xCB], sDX mov [xSP], RTCCPTR_PRE .szFmt VBINSTST_CALL_FN_FAILURE_4 %endif mov xSP, [xSP + 38h] MY_POP_ALL ret 3*sCB %if ARCH_BITS == 64 .szFmt: db 'Bad register 0x%RX32 value 0x%RX64, expected 0x%RX64 (line %RU64)', 13, 0 %else .szFmt: db 'Bad register 0x%RX32 value 0x%RX32, expected 0x%RX32 (line %RU32)', 13, 0 %endif VBINSTST_ENDPROC Common_BadValue %ifdef VBINSTST_CAN_DO_TRAPS ;; ; Report a missing TRAP. ; ; Primary purpose is save all registers and convert from our stack-based to ; the correct calling convention for the environment. ; ; This function will clean up the stack upon return (to save space in the caller). ; ; @param uExpected ; VBINSTST_BEGINPROC Common_MissingTrap MY_PUSH_ALL mov xAX, xSP ; 16-byte align the stack and reserve space for arguments and stuff. sub xSP, 40h and xSP, ~15 mov [xSP + 38h], xAX %ifdef ASM_CALL64_GCC mov rdx, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) wrt rip] movzx rsi, byte [rbp + 10h] ; expected lea rdi, [.szFmt wrt rip] VBINSTST_CALL_FN_FAILURE_2 %elifdef ASM_CALL64_MSC mov r8d, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) wrt rip] movzx rdx, byte [rbp + 10h] ; expected lea rcx, [.szFmt wrt rip] VBINSTST_CALL_FN_FAILURE_2 %elifdef ASM_CALL64_BS2 mov sBX, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator) xWrtRIP] mov sDX, [xBP + xCB + xCB] ; expected lea sSI, [.szFmt xWrtRIP] mov qword [xSP + xCB + 1*sCB], sBX mov qword [xSP + xCB], sDX mov [xSP], sSI VBINSTST_CALL_FN_FAILURE_2 %else mov sBX, [VBINSTST_NAME(g_uVBInsTstSubTestIndicator)] mov sDX, [xBP + xCB + xCB] ; expected mov [xSP + xCB + 1*sCB], sBX mov [xSP + xCB], sDX mov [xSP], RTCCPTR_PRE .szFmt VBINSTST_CALL_FN_FAILURE_2 %endif mov xSP, [xSP + 38h] MY_POP_ALL ret 1*sCB %if ARCH_BITS == 64 .szFmt: db 'Missing trap %RX8 (line %RU64)', 13, 0 %else .szFmt: db 'Missing trap %RX8 (line %RU32)', 13, 0 %endif VBINSTST_ENDPROC Common_MissingTrap %macro Common_MissingTrapTemplate 1 VBINSTST_BEGINPROC Common_MissingTrap_%1 push %1 call VBINSTST_NAME(Common_MissingTrap) ret VBINSTST_ENDPROC Common_MissingTrap_%1 %endmacro Common_MissingTrapTemplate X86_XCPT_DE Common_MissingTrapTemplate X86_XCPT_DB Common_MissingTrapTemplate X86_XCPT_NMI Common_MissingTrapTemplate X86_XCPT_BP Common_MissingTrapTemplate X86_XCPT_OF Common_MissingTrapTemplate X86_XCPT_BR Common_MissingTrapTemplate X86_XCPT_UD Common_MissingTrapTemplate X86_XCPT_NM ;Common_MissingTrapTemplate X86_XCPT_DF ;Common_MissingTrapTemplate X86_XCPT_CO_SEG_OVERRUN Common_MissingTrapTemplate X86_XCPT_TS Common_MissingTrapTemplate X86_XCPT_NP Common_MissingTrapTemplate X86_XCPT_SS Common_MissingTrapTemplate X86_XCPT_GP Common_MissingTrapTemplate X86_XCPT_PF Common_MissingTrapTemplate X86_XCPT_MF Common_MissingTrapTemplate X86_XCPT_AC ;Common_MissingTrapTemplate X86_XCPT_MC Common_MissingTrapTemplate X86_XCPT_XF %endif ; VBINSTST_CAN_DO_TRAPS ; ; Global data variables used by Common_SetupMemReadUxx. ; For address calculation reasons, these must be qword aligned. ; VBINSTST_BEGINDATA align 64 dd 09d8af498h, 09ab3e5f8h VBINSTST_GLOBALNAME_EX g_u64Data, data hidden dq 0 dd 07d7af797h, 096b36562h VBINSTST_GLOBALNAME_EX g_u32Data, data hidden dd 0 dd 012305987h VBINSTST_GLOBALNAME_EX g_u16Data, data hidden dw 0 dw 05865h dw 03863h dw 02679h VBINSTST_GLOBALNAME_EX g_u8Data, data hidden db 0 db 90h dw 0865ah dd 058daffe2h VBINSTST_BEGINCODE ;; ; Sets up g_u8Data. ; @param uValue VBINSTST_BEGINPROC Common_SetupMemReadU8 push sAX mov ax, [xSP + sCB + xCB] mov [VBINSTST_NAME(g_u8Data) xWrtRIP], ax pop sAX ret sCB VBINSTST_ENDPROC Common_SetupMemReadU8 ;; ; Sets up g_u16Data. ; @param uValue VBINSTST_BEGINPROC Common_SetupMemReadU16 push sAX mov ax, [xSP + sCB + xCB] mov [VBINSTST_NAME(g_u16Data) xWrtRIP], ax pop sAX ret sCB VBINSTST_ENDPROC Common_SetupMemReadU16 ;; ; Sets up g_u32Data. ; @param uValue VBINSTST_BEGINPROC Common_SetupMemReadU32 push sAX mov eax, [xSP + sCB + xCB] mov [VBINSTST_NAME(g_u32Data) xWrtRIP], eax pop sAX ret sCB VBINSTST_ENDPROC Common_SetupMemReadU32 ;; ; Sets up g_u64Data. ; @param uValue VBINSTST_BEGINPROC Common_SetupMemReadU64 push sAX %ifdef RT_ARCH_AMD64 mov rax, [xSP + sCB + xCB] mov [VBINSTST_NAME(g_u64Data) xWrtRIP], rax %else mov eax, [xSP + sCB + xCB] mov [VBINSTST_NAME(g_u64Data) xWrtRIP], eax mov eax, [xSP + sCB + xCB + 4] mov [VBINSTST_NAME(g_u64Data) + 4 xWrtRIP], eax %endif pop sAX ret sCB VBINSTST_ENDPROC Common_SetupMemReadU64 %endif