IEMAllAImpl.asm revision 7a38fa5bae2ea027a2fcc3f05ac15f91a2716ddb
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; $Id$
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;; @file
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; IEM - Instruction Implementation in Assembly.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Copyright (C) 2011-2012 Oracle Corporation
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; This file is part of VirtualBox Open Source Edition (OSE), as
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; available from http://www.virtualbox.org. This file is free software;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; you can redistribute it and/or modify it under the terms of the GNU
92a27575521748a392dcd1b996fce55b87411a00vboxsync; General Public License (GPL) as published by the Free Software
92a27575521748a392dcd1b996fce55b87411a00vboxsync; Foundation, in version 2 as it comes in the "COPYING" file of the
92a27575521748a392dcd1b996fce55b87411a00vboxsync; VirtualBox OSE distribution. VirtualBox OSE is distributed in the
92a27575521748a392dcd1b996fce55b87411a00vboxsync; hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
92a27575521748a392dcd1b996fce55b87411a00vboxsync;
92a27575521748a392dcd1b996fce55b87411a00vboxsync
92a27575521748a392dcd1b996fce55b87411a00vboxsync
92a27575521748a392dcd1b996fce55b87411a00vboxsync;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
92a27575521748a392dcd1b996fce55b87411a00vboxsync; Header Files ;
92a27575521748a392dcd1b996fce55b87411a00vboxsync;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
92a27575521748a392dcd1b996fce55b87411a00vboxsync%include "VBox/asmdefs.mac"
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%include "VBox/err.mac"
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%include "iprt/x86.mac"
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Defined Constants And Macros ;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; RET XX / RET wrapper for fastcall.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro RET_FASTCALL 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%ifdef RT_ARCH_X86
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_OS_WINDOWS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret %1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %else
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%else
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; NAME for fastcall functions.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;; @todo 'global @fastcall@12' is still broken in yasm and requires dollar
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; escaping (or whatever the dollar is good for here). Thus the ugly
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; prefix argument.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%define NAME_FASTCALL(a_Name, a_cbArgs, a_Dollar) NAME(a_Name)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%ifdef RT_ARCH_X86
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_OS_WINDOWS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %undef NAME_FASTCALL
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define NAME_FASTCALL(a_Name, a_cbArgs, a_Prefix) a_Prefix %+ a_Name %+ @ %+ a_cbArgs
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; BEGINPROC for fastcall functions.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 1 The function name (C).
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 2 The argument size on x86.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro BEGINPROC_FASTCALL 2
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef ASM_FORMAT_PE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync export %1=NAME_FASTCALL(%1,%2,$@)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef __NASM__
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %ifdef ASM_FORMAT_OMF
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync export NAME(%1) NAME_FASTCALL(%1,%2,$@)
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endif
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endif
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %ifndef ASM_FORMAT_BIN
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync global NAME_FASTCALL(%1,%2,$@)
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endif
23ee8310386e73ba6760fa30831a7964713d34b6vboxsyncNAME_FASTCALL(%1,%2,@):
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync%endmacro
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync;
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync; We employ some macro assembly here to hid the calling convention differences.
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync;
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync%ifdef RT_ARCH_AMD64
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync %macro PROLOGUE_1_ARGS 0
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync %endmacro
4a429a59b1a82ce092626ea5f7512466c18f2015vboxsync %macro EPILOGUE_1_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_2_ARGS 0
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endmacro
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %macro EPILOGUE_2_ARGS 1
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync ret
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_3_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %macro EPILOGUE_3_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
86abc60770f825f8c2ed4257675b50a08743b687vboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_4_ARGS 0
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endmacro
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %macro EPILOGUE_4_ARGS 1
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync ret
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %endmacro
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %ifdef ASM_CALL64_GCC
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A0 rdi
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A0_32 edi
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A0_16 di
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A0_8 dil
02fb80eb0db13569db21d1ce5e0f3e0d5a6122aavboxsync
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A1 rsi
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A1_32 esi
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A1_16 si
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A1_8 sil
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A2 rdx
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync %define A2_32 edx
6967517de4be849f55b0141d6089add0eff2aa7bvboxsync %define A2_16 dx
6967517de4be849f55b0141d6089add0eff2aa7bvboxsync %define A2_8 dl
23ee8310386e73ba6760fa30831a7964713d34b6vboxsync
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %define A3 rcx
7b213bb002950f9fcf809f605cc584fa543481advboxsync %define A3_32 ecx
7b213bb002950f9fcf809f605cc584fa543481advboxsync %define A3_16 cx
7b213bb002950f9fcf809f605cc584fa543481advboxsync %endif
7b213bb002950f9fcf809f605cc584fa543481advboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef ASM_CALL64_MSC
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0 rcx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_32 ecx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_16 cx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_8 cl
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1 rdx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_32 edx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_16 dx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_8 dl
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2 r8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_32 r8d
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_16 r8w
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_8 r8b
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A3 r9
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A3_32 r9d
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A3_16 r9w
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif
33b5e655c06292a07370c8cf4207da691806a7e4vboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0 rax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_32 eax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_16 ax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_8 al
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1 r11
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1_32 r11d
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1_16 r11w
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1_8 r11b
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%else
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ; x86
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_1_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro EPILOGUE_1_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret %1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_2_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro EPILOGUE_2_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret %1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro PROLOGUE_3_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov ebx, [esp + 4 + 4]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro EPILOGUE_3_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret %1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %macro PROLOGUE_4_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync push esi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov ebx, [esp + 12 + 4 + 0]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov esi, [esp + 12 + 4 + 4]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %macro EPILOGUE_4_ARGS 1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop esi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret %1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0 ecx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_32 ecx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_16 cx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A0_8 cl
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1 edx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_32 edx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_16 dx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A1_8 dl
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2 ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_32 ebx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_16 bx
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A2_8 bl
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A3 esi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define A3_32 esi
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %define A3_16 si
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0 eax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_32 eax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_16 ax
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T0_8 al
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1 edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1_32 edi
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %define T1_16 di
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Load the relevant flags from [%1] if there are undefined flags (%3).
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @remarks Clobbers T0, stack. Changes EFLAGS.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param A2 The register pointing to the flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 1 The parameter (A0..A3) pointing to the eflags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 2 The set of modified flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 3 The set of undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro IEM_MAYBE_LOAD_FLAGS 3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ;%if (%3) != 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pushf ; store current flags
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_32, [%1] ; load the guest flags
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync and dword [xSP], ~(%2 | %3) ; mask out the modified and undefined flags
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync and T0_32, (%2 | %3) ; select the modified and undefined flags.
86abc60770f825f8c2ed4257675b50a08743b687vboxsync or [xSP], T0 ; merge guest flags with host flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync popf ; load the mixed flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ;%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Update the flag.
7b213bb002950f9fcf809f605cc584fa543481advboxsync;
7b213bb002950f9fcf809f605cc584fa543481advboxsync; @remarks Clobbers T0, T1, stack.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 1 The register pointing to the EFLAGS.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 2 The mask of modified flags to save.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 3 The mask of undefined flags to (maybe) save.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro IEM_SAVE_FLAGS 3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %if (%2 | %3) != 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pushf
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync pop T1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_32, [%1] ; flags
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync and T0_32, ~(%2 | %3) ; clear the modified & undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync and T1_32, (%2 | %3) ; select the modified and undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync or T0_32, T1_32 ; combine the flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [%1], T0_32 ; save the flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Macro for implementing a binary operator.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; This will generate code for the 8, 16, 32 and 64 bit accesses with locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; variants, except on 32-bit system where the 64-bit accesses requires hand
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; coding.
86abc60770f825f8c2ed4257675b50a08743b687vboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; All the functions takes a pointer to the destination memory operand in A0,
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; the source register operand in A1 and a pointer to eflags in A2.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
7b213bb002950f9fcf809f605cc584fa543481advboxsync; @param 1 The instruction mnemonic.
7b213bb002950f9fcf809f605cc584fa543481advboxsync; @param 2 Non-zero if there should be a locked version.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 3 The modified flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 4 The undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro IEMIMPL_BIN_OP 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 byte [A0], A1_8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 word [A0], A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 dword [A0], A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 qword [A0], A1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %else ; stub it for now - later, replace with hand coded stuff.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif ; !RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %if %2 != 0 ; locked versions requested?
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8_locked, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 byte [A0], A1_8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u8_locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16_locked, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 word [A0], A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u16_locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32_locked, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 dword [A0], A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u32_locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 qword [A0], A1
8ab58711374a80e59aca3bcf93d367361aaa992evboxsync IEM_SAVE_FLAGS A2, %3, %4
8ab58711374a80e59aca3bcf93d367361aaa992evboxsync EPILOGUE_3_ARGS 8
8ab58711374a80e59aca3bcf93d367361aaa992evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64_locked
c1ca21ba335f4d6a24c34cb6fa07fa8e5ac55cc7vboxsync %else ; stub it for now - later, replace with hand coded stuff.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsync ret 8
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64_locked
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync %endif ; !RT_ARCH_AMD64
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync %endif ; locked
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsync%endmacro
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; instr,lock,modified-flags.
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP add, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP adc, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsyncIEMIMPL_BIN_OP sub, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsyncIEMIMPL_BIN_OP sbb, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP or, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), X86_EFL_AF,
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP xor, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), X86_EFL_AF,
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP and, 1, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), X86_EFL_AF,
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP cmp, 0, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncIEMIMPL_BIN_OP test, 0, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), X86_EFL_AF,
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync;;
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; Macro for implementing a bit operator.
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync;
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; This will generate code for the 16, 32 and 64 bit accesses with locked
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; variants, except on 32-bit system where the 64-bit accesses requires hand
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; coding.
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync;
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync; All the functions takes a pointer to the destination memory operand in A0,
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; the source register operand in A1 and a pointer to eflags in A2.
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 1 The instruction mnemonic.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 2 Non-zero if there should be a locked version.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 3 The modified flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 4 The undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro IEMIMPL_BIT_OP 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 word [A0], A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 dword [A0], A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_ARCH_AMD64
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 qword [A0], A1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %else ; stub it for now - later, replace with hand coded stuff.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif ; !RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %if %2 != 0 ; locked versions requested?
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16_locked, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 word [A0], A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u16_locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32_locked, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync lock %1 dword [A0], A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %3, %4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u32_locked
ee6495ebe54829fea21ffbb6f1275315e72d4506vboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 16
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsync PROLOGUE_3_ARGS
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsync IEM_MAYBE_LOAD_FLAGS A2, %3, %4
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsync lock %1 qword [A0], A1
ee6495ebe54829fea21ffbb6f1275315e72d4506vboxsync IEM_SAVE_FLAGS A2, %3, %4
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsync EPILOGUE_3_ARGS 8
98bfcb808aa93fe8b532eb38da1f15a795a85f6dvboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64_locked
98bfcb808aa93fe8b532eb38da1f15a795a85f6dvboxsync %else ; stub it for now - later, replace with hand coded stuff.
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 16
42dc09ee69e746b8641cfa190931a15ecfd7295cvboxsync int3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64_locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif ; !RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif ; locked
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP bt, 0, (X86_EFL_CF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP btc, 1, (X86_EFL_CF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP bts, 1, (X86_EFL_CF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP btr, 1, (X86_EFL_CF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Macro for implementing a bit search operator.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; This will generate code for the 16, 32 and 64 bit accesses, except on 32-bit
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; system where the 64-bit accesses requires hand coding.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; All the functions takes a pointer to the destination memory operand in A0,
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; the source register operand in A1 and a pointer to eflags in A2.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 1 The instruction mnemonic.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 2 The modified flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; @param 3 The undefined flags.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%macro IEMIMPL_BIT_OP 3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %2, %3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 T0_16, A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], T0_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %2, %3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %2, %3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %1 T0_32, A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], T0_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %2, %3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, %2, %3
86abc60770f825f8c2ed4257675b50a08743b687vboxsync %1 T0, A1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], T0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, %2, %3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %else ; stub it for now - later, replace with hand coded stuff.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync ret 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_ %+ %1 %+ _u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync %endif ; !RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endmacro
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP bsf, (X86_EFL_ZF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncIEMIMPL_BIT_OP bsr, (X86_EFL_ZF), (X86_EFL_OF | X86_EFL_SF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; IMUL is also a similar but yet different case (no lock, no mem dst).
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; The rDX:rAX variant of imul is handled together with mul further down.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_imul_two_u16, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync imul A1_16, word [A0]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], A1_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_imul_two_u16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_imul_two_u32, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync imul A1_32, dword [A0]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], A1_32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_imul_two_u32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_imul_two_u64, 16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync imul A1, qword [A0]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A0], A1
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%else
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3 ;; @todo implement me
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_imul_two_u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; XCHG for memory operands. This implies locking. No flag changes.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Each function takes two arguments, first the pointer to the memory,
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; then the pointer to the register. They all return void.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xchg_u8, 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_2_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_8, [A1]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync xchg [A0], T0_8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A1], T0_8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_2_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_xchg_u8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xchg_u16, 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_2_ARGS
98bfcb808aa93fe8b532eb38da1f15a795a85f6dvboxsync mov T0_16, [A1]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync xchg [A0], T0_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A1], T0_16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_2_ARGS 0
98bfcb808aa93fe8b532eb38da1f15a795a85f6dvboxsyncENDPROC iemAImpl_xchg_u16
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xchg_u32, 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_2_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_32, [A1]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync xchg [A0], T0_32
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync mov [A1], T0_32
c0da96af18c7b40ac5cfd7e7ea398a398540f224vboxsync EPILOGUE_2_ARGS 0
8ab58711374a80e59aca3bcf93d367361aaa992evboxsyncENDPROC iemAImpl_xchg_u32
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xchg_u64, 8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%ifdef RT_ARCH_AMD64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_2_ARGS
c1ca21ba335f4d6a24c34cb6fa07fa8e5ac55cc7vboxsync mov T0, [A1]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync xchg [A0], T0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov [A1], T0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_2_ARGS 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%else
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync int3
9adf0edc408b0873b9650dd230f577e8977035e8vboxsync ret 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync%endif
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_xchg_u64
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsync;
4d9c5e290e1bd3dc77e1aa678903a82fcb1f70aevboxsync; XADD for memory operands.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; Each function takes three arguments, first the pointer to the
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; memory/register, then the pointer to the register, and finally a pointer to
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync; eflags. They all return void.
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync;
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINCODE
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xadd_u8, 12
9adf0edc408b0873b9650dd230f577e8977035e8vboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_8, [A1]
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync xadd [A0], T0_8
de86a09bf42f7e7d80a0a5acf1e8e99d445be1d3vboxsync mov [A1], T0_8
4d9c5e290e1bd3dc77e1aa678903a82fcb1f70aevboxsync IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync EPILOGUE_3_ARGS 4
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncENDPROC iemAImpl_xadd_u8
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsyncBEGINPROC_FASTCALL iemAImpl_xadd_u16, 12
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync PROLOGUE_3_ARGS
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
db3dbd0ed7eb69f804a8921fa23a1267ea01f46evboxsync mov T0_16, [A1]
xadd [A0], T0_16
mov [A1], T0_16
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_xadd_u16
BEGINPROC_FASTCALL iemAImpl_xadd_u32, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0_32, [A1]
xadd [A0], T0_32
mov [A1], T0_32
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_xadd_u32
BEGINPROC_FASTCALL iemAImpl_xadd_u64, 12
%ifdef RT_ARCH_AMD64
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0, [A1]
xadd [A0], T0
mov [A1], T0
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
%else
int3
ret 4
%endif
ENDPROC iemAImpl_xadd_u64
BEGINPROC_FASTCALL iemAImpl_xadd_u8_locked, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0_8, [A1]
lock xadd [A0], T0_8
mov [A1], T0_8
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_xadd_u8_locked
BEGINPROC_FASTCALL iemAImpl_xadd_u16_locked, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0_16, [A1]
lock xadd [A0], T0_16
mov [A1], T0_16
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_xadd_u16_locked
BEGINPROC_FASTCALL iemAImpl_xadd_u32_locked, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0_32, [A1]
lock xadd [A0], T0_32
mov [A1], T0_32
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_xadd_u32_locked
BEGINPROC_FASTCALL iemAImpl_xadd_u64_locked, 12
%ifdef RT_ARCH_AMD64
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
mov T0, [A1]
lock xadd [A0], T0
mov [A1], T0
IEM_SAVE_FLAGS A2, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
EPILOGUE_3_ARGS 4
%else
int3
ret 4
%endif
ENDPROC iemAImpl_xadd_u64_locked
;;
; Macro for implementing a unary operator.
;
; This will generate code for the 8, 16, 32 and 64 bit accesses with locked
; variants, except on 32-bit system where the 64-bit accesses requires hand
; coding.
;
; All the functions takes a pointer to the destination memory operand in A0,
; the source register operand in A1 and a pointer to eflags in A2.
;
; @param 1 The instruction mnemonic.
; @param 2 The modified flags.
; @param 3 The undefined flags.
;
%macro IEMIMPL_UNARY_OP 3
BEGINCODE
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
%1 byte [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u8
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8_locked, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
lock %1 byte [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u8_locked
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
%1 word [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u16
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16_locked, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
lock %1 word [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u16_locked
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
%1 dword [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u32
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32_locked, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
lock %1 dword [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u32_locked
%ifdef RT_ARCH_AMD64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
%1 qword [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 8
PROLOGUE_2_ARGS
IEM_MAYBE_LOAD_FLAGS A1, %2, %3
lock %1 qword [A0]
IEM_SAVE_FLAGS A1, %2, %3
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+ _u64_locked
%else
; stub them for now.
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 8
int3
ret 0
ENDPROC iemAImpl_ %+ %1 %+ _u64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64_locked, 8
int3
ret 0
ENDPROC iemAImpl_ %+ %1 %+ _u64_locked
%endif
%endmacro
IEMIMPL_UNARY_OP inc, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF), 0
IEMIMPL_UNARY_OP dec, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF), 0
IEMIMPL_UNARY_OP neg, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF), 0
IEMIMPL_UNARY_OP not, 0, 0
;;
; Macro for implementing a shift operation.
;
; This will generate code for the 8, 16, 32 and 64 bit accesses, except on
; 32-bit system where the 64-bit accesses requires hand coding.
;
; All the functions takes a pointer to the destination memory operand in A0,
; the shift count in A1 and a pointer to eflags in A2.
;
; @param 1 The instruction mnemonic.
; @param 2 The modified flags.
; @param 3 The undefined flags.
;
; Makes ASSUMPTIONS about A0, A1 and A2 assignments.
;
%macro IEMIMPL_SHIFT_OP 3
BEGINCODE
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
%ifdef ASM_CALL64_GCC
mov cl, A1_8
%1 byte [A0], cl
%else
xchg A1, A0
%1 byte [A1], cl
%endif
IEM_SAVE_FLAGS A2, %2, %3
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _u8
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
%ifdef ASM_CALL64_GCC
mov cl, A1_8
%1 word [A0], cl
%else
xchg A1, A0
%1 word [A1], cl
%endif
IEM_SAVE_FLAGS A2, %2, %3
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _u16
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
%ifdef ASM_CALL64_GCC
mov cl, A1_8
%1 dword [A0], cl
%else
xchg A1, A0
%1 dword [A1], cl
%endif
IEM_SAVE_FLAGS A2, %2, %3
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _u32
%ifdef RT_ARCH_AMD64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
%ifdef ASM_CALL64_GCC
mov cl, A1_8
%1 qword [A0], cl
%else
xchg A1, A0
%1 qword [A1], cl
%endif
IEM_SAVE_FLAGS A2, %2, %3
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _u64
%else ; stub it for now - later, replace with hand coded stuff.
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 12
int3
ret 4
ENDPROC iemAImpl_ %+ %1 %+ _u64
%endif ; !RT_ARCH_AMD64
%endmacro
IEMIMPL_SHIFT_OP rol, (X86_EFL_OF | X86_EFL_CF), 0
IEMIMPL_SHIFT_OP ror, (X86_EFL_OF | X86_EFL_CF), 0
IEMIMPL_SHIFT_OP rcl, (X86_EFL_OF | X86_EFL_CF), 0
IEMIMPL_SHIFT_OP rcr, (X86_EFL_OF | X86_EFL_CF), 0
IEMIMPL_SHIFT_OP shl, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), (X86_EFL_AF)
IEMIMPL_SHIFT_OP shr, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), (X86_EFL_AF)
IEMIMPL_SHIFT_OP sar, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), (X86_EFL_AF)
;;
; Macro for implementing a double precision shift operation.
;
; This will generate code for the 16, 32 and 64 bit accesses, except on
; 32-bit system where the 64-bit accesses requires hand coding.
;
; The functions takes the destination operand (r/m) in A0, the source (reg) in
; A1, the shift count in A2 and a pointer to the eflags variable/register in A3.
;
; @param 1 The instruction mnemonic.
; @param 2 The modified flags.
; @param 3 The undefined flags.
;
; Makes ASSUMPTIONS about A0, A1, A2 and A3 assignments.
;
%macro IEMIMPL_SHIFT_DBL_OP 3
BEGINCODE
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 16
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
%ifdef ASM_CALL64_GCC
xchg A3, A2
%1 [A0], A1_16, cl
xchg A3, A2
%else
xchg A0, A2
%1 [A2], A1_16, cl
%endif
IEM_SAVE_FLAGS A3, %2, %3
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _u16
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 16
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
%ifdef ASM_CALL64_GCC
xchg A3, A2
%1 [A0], A1_32, cl
xchg A3, A2
%else
xchg A0, A2
%1 [A2], A1_32, cl
%endif
IEM_SAVE_FLAGS A3, %2, %3
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _u32
%ifdef RT_ARCH_AMD64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
%ifdef ASM_CALL64_GCC
xchg A3, A2
%1 [A0], A1, cl
xchg A3, A2
%else
xchg A0, A2
%1 [A2], A1, cl
%endif
IEM_SAVE_FLAGS A3, %2, %3
EPILOGUE_4_ARGS 12
ENDPROC iemAImpl_ %+ %1 %+ _u64
%else ; stub it for now - later, replace with hand coded stuff.
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
int3
ret 12
ENDPROC iemAImpl_ %+ %1 %+ _u64
%endif ; !RT_ARCH_AMD64
%endmacro
IEMIMPL_SHIFT_DBL_OP shld, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), (X86_EFL_AF)
IEMIMPL_SHIFT_DBL_OP shrd, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_PF | X86_EFL_CF), (X86_EFL_AF)
;;
; Macro for implementing a multiplication operations.
;
; This will generate code for the 8, 16, 32 and 64 bit accesses, except on
; 32-bit system where the 64-bit accesses requires hand coding.
;
; The 8-bit function only operates on AX, so it takes no DX pointer. The other
; functions takes a pointer to rAX in A0, rDX in A1, the operand in A2 and a
; pointer to eflags in A3.
;
; The functions all return 0 so the caller can be used for div/idiv as well as
; for the mul/imul implementation.
;
; @param 1 The instruction mnemonic.
; @param 2 The modified flags.
; @param 3 The undefined flags.
;
; Makes ASSUMPTIONS about A0, A1, A2, A3, T0 and T1 assignments.
;
%macro IEMIMPL_MUL_OP 3
BEGINCODE
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8, 12
PROLOGUE_3_ARGS
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
mov al, [A0]
%1 A1_8
mov [A0], ax
IEM_SAVE_FLAGS A2, %2, %3
xor eax, eax
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _u8
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 16
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
mov ax, [A0]
%ifdef ASM_CALL64_GCC
%1 A2_16
mov [A0], ax
mov [A1], dx
%else
mov T1, A1
%1 A2_16
mov [A0], ax
mov [T1], dx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _u16
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 16
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
mov eax, [A0]
%ifdef ASM_CALL64_GCC
%1 A2_32
mov [A0], eax
mov [A1], edx
%else
mov T1, A1
%1 A2_32
mov [A0], eax
mov [T1], edx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _u32
%ifdef RT_ARCH_AMD64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
PROLOGUE_4_ARGS
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
mov rax, [A0]
%ifdef ASM_CALL64_GCC
%1 A2
mov [A0], rax
mov [A1], rdx
%else
mov T1, A1
%1 A2
mov [A0], rax
mov [T1], rdx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
EPILOGUE_4_ARGS 12
ENDPROC iemAImpl_ %+ %1 %+ _u64
%else ; stub it for now - later, replace with hand coded stuff.
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
int3
ret 12
ENDPROC iemAImpl_ %+ %1 %+ _u64
%endif ; !RT_ARCH_AMD64
%endmacro
IEMIMPL_MUL_OP mul, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
IEMIMPL_MUL_OP imul, (X86_EFL_OF | X86_EFL_CF), (X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF)
;;
; Macro for implementing a division operations.
;
; This will generate code for the 8, 16, 32 and 64 bit accesses, except on
; 32-bit system where the 64-bit accesses requires hand coding.
;
; The 8-bit function only operates on AX, so it takes no DX pointer. The other
; functions takes a pointer to rAX in A0, rDX in A1, the operand in A2 and a
; pointer to eflags in A3.
;
; The functions all return 0 on success and -1 if a divide error should be
; raised by the caller.
;
; @param 1 The instruction mnemonic.
; @param 2 The modified flags.
; @param 3 The undefined flags.
;
; Makes ASSUMPTIONS about A0, A1, A2, A3, T0 and T1 assignments.
;
%macro IEMIMPL_DIV_OP 3
BEGINCODE
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u8, 12
PROLOGUE_3_ARGS
test A1_8, A1_8
jz .div_zero
;; @todo test for overflow
IEM_MAYBE_LOAD_FLAGS A2, %2, %3
mov ax, [A0]
%1 A1_8
mov [A0], ax
IEM_SAVE_FLAGS A2, %2, %3
xor eax, eax
.return:
EPILOGUE_3_ARGS 4
.div_zero:
mov eax, -1
jmp .return
ENDPROC iemAImpl_ %+ %1 %+ _u8
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u16, 16
PROLOGUE_4_ARGS
test A1_16, A1_16
jz .div_zero
;; @todo test for overflow
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
%ifdef ASM_CALL64_GCC
mov T1, A2
mov ax, [A0]
mov dx, [A1]
%1 T1_16
mov [A0], ax
mov [A1], dx
%else
mov T1, A1
mov ax, [A0]
mov dx, [T1]
%1 A2_16
mov [A0], ax
mov [T1], dx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
.return:
EPILOGUE_4_ARGS 8
.div_zero:
mov eax, -1
jmp .return
ENDPROC iemAImpl_ %+ %1 %+ _u16
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u32, 16
PROLOGUE_4_ARGS
test A1_32, A1_32
jz .div_zero
;; @todo test for overflow
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
mov eax, [A0]
%ifdef ASM_CALL64_GCC
mov T1, A2
mov eax, [A0]
mov edx, [A1]
%1 T1_32
mov [A0], eax
mov [A1], edx
%else
mov T1, A1
mov eax, [A0]
mov edx, [T1]
%1 A2_32
mov [A0], eax
mov [T1], edx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
.return:
EPILOGUE_4_ARGS 8
.div_zero:
mov eax, -1
jmp .return
ENDPROC iemAImpl_ %+ %1 %+ _u32
%ifdef RT_ARCH_AMD64
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
PROLOGUE_4_ARGS
test A1, A1
jz .div_zero
;; @todo test for overflow
IEM_MAYBE_LOAD_FLAGS A3, %2, %3
mov rax, [A0]
%ifdef ASM_CALL64_GCC
mov T1, A2
mov rax, [A0]
mov rdx, [A1]
%1 T1
mov [A0], rax
mov [A1], rdx
%else
mov T1, A1
mov rax, [A0]
mov rdx, [T1]
%1 A2
mov [A0], rax
mov [T1], rdx
%endif
IEM_SAVE_FLAGS A3, %2, %3
xor eax, eax
.return:
EPILOGUE_4_ARGS 12
.div_zero:
mov eax, -1
jmp .return
ENDPROC iemAImpl_ %+ %1 %+ _u64
%else ; stub it for now - later, replace with hand coded stuff.
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _u64, 20
int3
ret
ENDPROC iemAImpl_ %+ %1 %+ _u64
%endif ; !RT_ARCH_AMD64
%endmacro
IEMIMPL_DIV_OP div, 0, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF)
IEMIMPL_DIV_OP idiv, 0, (X86_EFL_OF | X86_EFL_SF | X86_EFL_ZF | X86_EFL_AF | X86_EFL_PF | X86_EFL_CF)
;
; BSWAP. No flag changes.
;
; Each function takes one argument, pointer to the value to bswap
; (input/output). They all return void.
;
BEGINPROC_FASTCALL iemAImpl_bswap_u16, 4
PROLOGUE_1_ARGS
mov T0_32, [A0] ; just in case any of the upper bits are used.
db 66h
bswap T0_32
mov [A0], T0_32
EPILOGUE_1_ARGS 0
ENDPROC iemAImpl_bswap_u16
BEGINPROC_FASTCALL iemAImpl_bswap_u32, 4
PROLOGUE_1_ARGS
mov T0_32, [A0]
bswap T0_32
mov [A0], T0_32
EPILOGUE_1_ARGS 0
ENDPROC iemAImpl_bswap_u32
BEGINPROC_FASTCALL iemAImpl_bswap_u64, 4
%ifdef RT_ARCH_AMD64
PROLOGUE_1_ARGS
mov T0, [A0]
bswap T0
mov [A0], T0
EPILOGUE_1_ARGS 0
%else
PROLOGUE_1_ARGS
mov T0, [A0]
mov T1, [A0 + 4]
bswap T0
bswap T1
mov [A0 + 4], T0
mov [A0], T1
EPILOGUE_1_ARGS 0
%endif
ENDPROC iemAImpl_bswap_u64
;;
; Initialize the FPU for the actual instruction being emulated, this means
; loading parts of the guest's control word and status word.
;
; @uses 24 bytes of stack.
; @param 1 Expression giving the address of the FXSTATE of the guest.
;
%macro FPU_LD_FXSTATE_FCW_AND_SAFE_FSW 1
fnstenv [xSP]
; FCW - for exception, precision and rounding control.
movzx T0, word [%1 + X86FXSTATE.FCW]
and T0, X86_FCW_MASK_ALL | X86_FCW_PC_MASK | X86_FCW_RC_MASK
mov [xSP + X86FSTENV32P.FCW], T0_16
; FSW - for undefined C0, C1, C2, and C3.
movzx T1, word [%1 + X86FXSTATE.FSW]
and T1, X86_FSW_C_MASK
movzx T0, word [xSP + X86FSTENV32P.FSW]
and T0, X86_FSW_TOP_MASK
or T0, T1
mov [xSP + X86FSTENV32P.FSW], T0_16
fldenv [xSP]
%endmacro
;;
; Need to move this as well somewhere better?
;
struc IEMFPURESULT
.r80Result resw 5
.FSW resw 1
endstruc
;;
; Need to move this as well somewhere better?
;
struc IEMFPURESULTTWO
.r80Result1 resw 5
.FSW resw 1
.r80Result2 resw 5
endstruc
;
;---------------------- 32-bit signed integer operations ----------------------
;
;;
; Converts a 80-bit floating point value to a 32-bit signed integer.
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a 16-bit FSW output variable.
; @param A2 Pointer to the 32-bit signed integer output variable.
; @param A3 Pointer to the 80-bit floating point value to convert.
;
BEGINPROC_FASTCALL iemAImpl_fpu_r80_to_i32, 12
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A3]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fistp dword [A2]
fnstsw word [A1]
fnclex
add xSP, 20h
EPILOGUE_4_ARGS 0
ENDPROC iemAImpl_fpu_r80_to_i32
;;
; Store a 80-bit floating point value (register) as a 32-bit signed integer (memory).
;
; @param A0 FPU context (fxsave).
; @param A1 Where to return the output FSW.
; @param A2 Where to store the 32-bit signed integer value.
; @param A3 Pointer to the 80-bit value.
;
BEGINPROC_FASTCALL iemAImpl_fst_r80_to_i32, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A3]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fist dword [A2]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 0
ENDPROC iemAImpl_fst_r80_to_i32
;;
; FPU instruction working on one 80-bit and one 32-bit signed integer value.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 32-bit value.
;
%macro IEMIMPL_FPU_R80_BY_I32 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_i32, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 dword [A3]
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_i32
%endmacro
IEMIMPL_FPU_R80_BY_I32 fiadd
IEMIMPL_FPU_R80_BY_I32 fimul
IEMIMPL_FPU_R80_BY_I32 fisub
IEMIMPL_FPU_R80_BY_I32 fisubr
IEMIMPL_FPU_R80_BY_I32 fidiv
IEMIMPL_FPU_R80_BY_I32 fidivr
;;
; FPU instruction working on one 80-bit and one 32-bit signed integer value,
; only returning FSW.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Where to store the output FSW.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 64-bit value.
;
%macro IEMIMPL_FPU_R80_BY_I32_FSW 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_i32, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 dword [A3]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_i32
%endmacro
IEMIMPL_FPU_R80_BY_I32_FSW ficom
;
;---------------------- 32-bit floating point operations ----------------------
;
;;
; Converts a 32-bit floating point value to a 80-bit one (fpu register).
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 32-bit floating point value to convert.
;
BEGINPROC_FASTCALL iemAImpl_fld_r32_to_r80, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fld dword [A2]
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 0
ENDPROC iemAImpl_fld_r32_to_r80
;;
; Store a 80-bit floating point value (register) as a 32-bit one (memory).
;
; @param A0 FPU context (fxsave).
; @param A1 Where to return the output FSW.
; @param A2 Where to store the 32-bit value.
; @param A3 Pointer to the 80-bit value.
;
BEGINPROC_FASTCALL iemAImpl_fst_r80_to_r32, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A3]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fst dword [A2]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 0
ENDPROC iemAImpl_fst_r80_to_r32
;;
; FPU instruction working on one 80-bit and one 32-bit floating point value.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 32-bit value.
;
%macro IEMIMPL_FPU_R80_BY_R32 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r32, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 dword [A3]
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r32
%endmacro
IEMIMPL_FPU_R80_BY_R32 fadd
IEMIMPL_FPU_R80_BY_R32 fmul
IEMIMPL_FPU_R80_BY_R32 fsub
IEMIMPL_FPU_R80_BY_R32 fsubr
IEMIMPL_FPU_R80_BY_R32 fdiv
IEMIMPL_FPU_R80_BY_R32 fdivr
;;
; FPU instruction working on one 80-bit and one 32-bit floating point value,
; only returning FSW.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Where to store the output FSW.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 64-bit value.
;
%macro IEMIMPL_FPU_R80_BY_R32_FSW 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r32, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 dword [A3]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r32
%endmacro
IEMIMPL_FPU_R80_BY_R32_FSW fcom
;
;---------------------- 64-bit floating point operations ----------------------
;
;;
; Converts a 64-bit floating point value to a 80-bit one (fpu register).
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 64-bit floating point value to convert.
;
BEGINPROC_FASTCALL iemAImpl_fld_r64_to_r80, 12
PROLOGUE_3_ARGS
sub xSP, 20h
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fld qword [A2]
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 0
ENDPROC iemAImpl_fld_r64_to_r80
;;
; Store a 80-bit floating point value (register) as a 64-bit one (memory).
;
; @param A0 FPU context (fxsave).
; @param A1 Where to return the output FSW.
; @param A2 Where to store the 64-bit value.
; @param A3 Pointer to the 80-bit value.
;
BEGINPROC_FASTCALL iemAImpl_fst_r80_to_r64, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A3]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
fst qword [A2]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 0
ENDPROC iemAImpl_fst_r80_to_r64
;;
; FPU instruction working on one 80-bit and one 64-bit floating point value.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 64-bit value.
;
%macro IEMIMPL_FPU_R80_BY_R64 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r64, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 qword [A3]
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r64
%endmacro
IEMIMPL_FPU_R80_BY_R64 fadd
IEMIMPL_FPU_R80_BY_R64 fmul
IEMIMPL_FPU_R80_BY_R64 fsub
IEMIMPL_FPU_R80_BY_R64 fsubr
IEMIMPL_FPU_R80_BY_R64 fdiv
IEMIMPL_FPU_R80_BY_R64 fdivr
;;
; FPU instruction working on one 80-bit and one 64-bit floating point value,
; only returning FSW.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Where to store the output FSW.
; @param A2 Pointer to the 80-bit value.
; @param A3 Pointer to the 64-bit value.
;
%macro IEMIMPL_FPU_R80_BY_R64_FSW 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r64, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 qword [A3]
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r64
%endmacro
IEMIMPL_FPU_R80_BY_R64_FSW fcom
;
;---------------------- 80-bit floating point operations ----------------------
;
;;
; FPU instruction working on two 80-bit floating point values.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the first 80-bit value (ST0)
; @param A3 Pointer to the second 80-bit value (STn).
;
%macro IEMIMPL_FPU_R80_BY_R80 2
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r80, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A3]
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 %2
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r80
%endmacro
IEMIMPL_FPU_R80_BY_R80 fadd, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fmul, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fsub, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fsubr, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fdiv, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fdivr, {st0, st1}
IEMIMPL_FPU_R80_BY_R80 fprem, {}
IEMIMPL_FPU_R80_BY_R80 fprem1, {}
IEMIMPL_FPU_R80_BY_R80 fscale, {}
;;
; FPU instruction working on two 80-bit floating point values, ST1 and ST0,
; storing the result in ST1 and popping the stack.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the first 80-bit value (ST1).
; @param A3 Pointer to the second 80-bit value (ST0).
;
%macro IEMIMPL_FPU_R80_BY_R80_ST1_ST0_POP 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r80, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A2]
fld tword [A3]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r80
%endmacro
IEMIMPL_FPU_R80_BY_R80_ST1_ST0_POP fpatan
IEMIMPL_FPU_R80_BY_R80_ST1_ST0_POP fyl2xp1
;;
; FPU instruction working on two 80-bit floating point values, only
; returning FSW.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a uint16_t for the resulting FSW.
; @param A2 Pointer to the first 80-bit value.
; @param A3 Pointer to the second 80-bit value.
;
%macro IEMIMPL_FPU_R80_BY_R80_FSW 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_by_r80, 16
PROLOGUE_4_ARGS
sub xSP, 20h
fninit
fld tword [A3]
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1 st0, st1
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_4_ARGS 8
ENDPROC iemAImpl_ %+ %1 %+ _r80_by_r80
%endmacro
IEMIMPL_FPU_R80_BY_R80_FSW fcom
IEMIMPL_FPU_R80_BY_R80_FSW fucom
;;
; FPU instruction working on one 80-bit floating point value.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
; @param A2 Pointer to the 80-bit value.
;
%macro IEMIMPL_FPU_R80 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _r80
%endmacro
IEMIMPL_FPU_R80 fchs
IEMIMPL_FPU_R80 fabs
IEMIMPL_FPU_R80 f2xm1
IEMIMPL_FPU_R80 fyl2x
IEMIMPL_FPU_R80 fsqrt
IEMIMPL_FPU_R80 frndint
IEMIMPL_FPU_R80 fsin
IEMIMPL_FPU_R80 fcos
;;
; FPU instruction working on one 80-bit floating point value, only
; returning FSW.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a uint16_t for the resulting FSW.
; @param A2 Pointer to the 80-bit value.
;
%macro IEMIMPL_FPU_R80_FSW 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1
fnstsw word [A1]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _r80
%endmacro
IEMIMPL_FPU_R80_FSW ftst
IEMIMPL_FPU_R80_FSW fxam
;;
; FPU instruction loading a 80-bit floating point constant.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULT for the output.
;
%macro IEMIMPL_FPU_R80_CONST 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1, 8
PROLOGUE_2_ARGS
sub xSP, 20h
fninit
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1
fnstsw word [A1 + IEMFPURESULT.FSW]
fnclex
fstp tword [A1 + IEMFPURESULT.r80Result]
fninit
add xSP, 20h
EPILOGUE_2_ARGS 0
ENDPROC iemAImpl_ %+ %1 %+
%endmacro
IEMIMPL_FPU_R80_CONST fld1
IEMIMPL_FPU_R80_CONST fldl2t
IEMIMPL_FPU_R80_CONST fldl2e
IEMIMPL_FPU_R80_CONST fldpi
IEMIMPL_FPU_R80_CONST fldlg2
IEMIMPL_FPU_R80_CONST fldln2
IEMIMPL_FPU_R80_CONST fldz
;;
; FPU instruction working on one 80-bit floating point value, outputing two.
;
; @param 1 The instruction
;
; @param A0 FPU context (fxsave).
; @param A1 Pointer to a IEMFPURESULTTWO for the output.
; @param A2 Pointer to the 80-bit value.
;
%macro IEMIMPL_FPU_R80_R80 1
BEGINPROC_FASTCALL iemAImpl_ %+ %1 %+ _r80_r80, 12
PROLOGUE_3_ARGS
sub xSP, 20h
fninit
fld tword [A2]
FPU_LD_FXSTATE_FCW_AND_SAFE_FSW A0
%1
fnstsw word [A1 + IEMFPURESULTTWO.FSW]
fnclex
fstp tword [A1 + IEMFPURESULTTWO.r80Result2]
fnclex
fstp tword [A1 + IEMFPURESULTTWO.r80Result1]
fninit
add xSP, 20h
EPILOGUE_3_ARGS 4
ENDPROC iemAImpl_ %+ %1 %+ _r80_r80
%endmacro
IEMIMPL_FPU_R80_R80 fptan
IEMIMPL_FPU_R80_R80 fxtract
IEMIMPL_FPU_R80_R80 fsincos