mirror of https://github.com/axmolengine/axmol.git
480 lines
14 KiB
PHP
480 lines
14 KiB
PHP
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;
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; jsimdext.inc - common declarations
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;
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; Copyright 2009 Pierre Ossman <ossman@cendio.se> for Cendio AB
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; Copyright (C) 2010, 2016, 2019, D. R. Commander.
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; Copyright (C) 2018, Matthieu Darbois.
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;
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; Based on the x86 SIMD extension for IJG JPEG library - version 1.02
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;
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; Copyright (C) 1999-2006, MIYASAKA Masaru.
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;
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; This software is provided 'as-is', without any express or implied
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; warranty. In no event will the authors be held liable for any damages
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; arising from the use of this software.
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;
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; Permission is granted to anyone to use this software for any purpose,
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; including commercial applications, and to alter it and redistribute it
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; freely, subject to the following restrictions:
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;
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; 1. The origin of this software must not be misrepresented; you must not
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; claim that you wrote the original software. If you use this software
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; in a product, an acknowledgment in the product documentation would be
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; appreciated but is not required.
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; 2. Altered source versions must be plainly marked as such, and must not be
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; misrepresented as being the original software.
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; 3. This notice may not be removed or altered from any source distribution.
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; ==========================================================================
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; System-dependent configurations
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%ifdef WIN32 ; ----(nasm -fwin32 -DWIN32 ...)--------
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; * Microsoft Visual C++
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; * MinGW (Minimalist GNU for Windows)
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; * CygWin
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; * LCC-Win32
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; -- segment definition --
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;
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%ifdef __YASM_VER__
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%define SEG_TEXT .text align=32
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%define SEG_CONST .rdata align=32
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%else
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%define SEG_TEXT .text align=32 public use32 class=CODE
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%define SEG_CONST .rdata align=32 public use32 class=CONST
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%endif
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%elifdef WIN64 ; ----(nasm -fwin64 -DWIN64 ...)--------
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; * Microsoft Visual C++
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; -- segment definition --
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;
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%ifdef __YASM_VER__
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%define SEG_TEXT .text align=32
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%define SEG_CONST .rdata align=32
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%else
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%define SEG_TEXT .text align=32 public use64 class=CODE
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%define SEG_CONST .rdata align=32 public use64 class=CONST
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%endif
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%define EXTN(name) name ; foo() -> foo
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%elifdef OBJ32 ; ----(nasm -fobj -DOBJ32 ...)----------
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; * Borland C++ (Win32)
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; -- segment definition --
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;
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%define SEG_TEXT _text align=32 public use32 class=CODE
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%define SEG_CONST _data align=32 public use32 class=DATA
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%elifdef ELF ; ----(nasm -felf[64] -DELF ...)------------
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; * Linux
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; * *BSD family Unix using elf format
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; * Unix System V, including Solaris x86, UnixWare and SCO Unix
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; mark stack as non-executable
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section .note.GNU-stack noalloc noexec nowrite progbits
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; -- segment definition --
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;
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%ifdef __x86_64__
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%define SEG_TEXT .text progbits align=32
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%define SEG_CONST .rodata progbits align=32
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%else
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%define SEG_TEXT .text progbits alloc exec nowrite align=32
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%define SEG_CONST .rodata progbits alloc noexec nowrite align=32
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%endif
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; To make the code position-independent, append -DPIC to the commandline
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;
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%define GOT_SYMBOL _GLOBAL_OFFSET_TABLE_ ; ELF supports PIC
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%define EXTN(name) name ; foo() -> foo
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%elifdef AOUT ; ----(nasm -faoutb/aout -DAOUT ...)----
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; * Older Linux using a.out format (nasm -f aout -DAOUT ...)
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; * *BSD family Unix using a.out format (nasm -f aoutb -DAOUT ...)
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; -- segment definition --
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;
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%define SEG_TEXT .text
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%define SEG_CONST .data
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; To make the code position-independent, append -DPIC to the commandline
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;
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%define GOT_SYMBOL __GLOBAL_OFFSET_TABLE_ ; BSD-style a.out supports PIC
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%elifdef MACHO ; ----(nasm -fmacho -DMACHO ...)--------
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; * NeXTstep/OpenStep/Rhapsody/Darwin/MacOS X (Mach-O format)
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; -- segment definition --
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;
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%define SEG_TEXT .text ;align=32 ; nasm doesn't accept align=32. why?
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%define SEG_CONST .rodata align=32
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; The generation of position-independent code (PIC) is the default on Darwin.
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;
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%define PIC
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%define GOT_SYMBOL _MACHO_PIC_ ; Mach-O style code-relative addressing
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%else ; ----(Other case)----------------------
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; -- segment definition --
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;
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%define SEG_TEXT .text
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%define SEG_CONST .data
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%endif ; ----------------------------------------------
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; ==========================================================================
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; --------------------------------------------------------------------------
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; Common types
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;
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%ifdef __x86_64__
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%define POINTER qword ; general pointer type
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%define SIZEOF_POINTER SIZEOF_QWORD ; sizeof(POINTER)
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%define POINTER_BIT QWORD_BIT ; sizeof(POINTER)*BYTE_BIT
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%else
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%define POINTER dword ; general pointer type
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%define SIZEOF_POINTER SIZEOF_DWORD ; sizeof(POINTER)
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%define POINTER_BIT DWORD_BIT ; sizeof(POINTER)*BYTE_BIT
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%endif
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%define INT dword ; signed integer type
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%define SIZEOF_INT SIZEOF_DWORD ; sizeof(INT)
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%define INT_BIT DWORD_BIT ; sizeof(INT)*BYTE_BIT
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%define FP32 dword ; IEEE754 single
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%define SIZEOF_FP32 SIZEOF_DWORD ; sizeof(FP32)
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%define FP32_BIT DWORD_BIT ; sizeof(FP32)*BYTE_BIT
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%define MMWORD qword ; int64 (MMX register)
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%define SIZEOF_MMWORD SIZEOF_QWORD ; sizeof(MMWORD)
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%define MMWORD_BIT QWORD_BIT ; sizeof(MMWORD)*BYTE_BIT
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; NASM is buggy and doesn't properly handle operand sizes for SSE
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; instructions, so for now we have to define XMMWORD as blank.
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%define XMMWORD ; int128 (SSE register)
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%define SIZEOF_XMMWORD SIZEOF_OWORD ; sizeof(XMMWORD)
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%define XMMWORD_BIT OWORD_BIT ; sizeof(XMMWORD)*BYTE_BIT
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%define YMMWORD ; int256 (AVX register)
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%define SIZEOF_YMMWORD SIZEOF_YWORD ; sizeof(YMMWORD)
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%define YMMWORD_BIT YWORD_BIT ; sizeof(YMMWORD)*BYTE_BIT
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; Similar hacks for when we load a dword or MMWORD into an xmm# register
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%define XMM_DWORD
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%define XMM_MMWORD
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%define SIZEOF_BYTE 1 ; sizeof(byte)
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%define SIZEOF_WORD 2 ; sizeof(word)
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%define SIZEOF_DWORD 4 ; sizeof(dword)
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%define SIZEOF_QWORD 8 ; sizeof(qword)
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%define SIZEOF_OWORD 16 ; sizeof(oword)
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%define SIZEOF_YWORD 32 ; sizeof(yword)
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%define BYTE_BIT 8 ; CHAR_BIT in C
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%define WORD_BIT 16 ; sizeof(word)*BYTE_BIT
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%define DWORD_BIT 32 ; sizeof(dword)*BYTE_BIT
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%define QWORD_BIT 64 ; sizeof(qword)*BYTE_BIT
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%define OWORD_BIT 128 ; sizeof(oword)*BYTE_BIT
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%define YWORD_BIT 256 ; sizeof(yword)*BYTE_BIT
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; --------------------------------------------------------------------------
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; External Symbol Name
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;
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%ifndef EXTN
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%define EXTN(name) _ %+ name ; foo() -> _foo
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%endif
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; --------------------------------------------------------------------------
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; Hidden symbols
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;
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%ifdef ELF ; ----(nasm -felf[64] -DELF ...)--------
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%define GLOBAL_FUNCTION(name) global EXTN(name):function hidden
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%define GLOBAL_DATA(name) global EXTN(name):data hidden
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%elifdef MACHO ; ----(nasm -fmacho -DMACHO ...)--------
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%ifdef __YASM_VER__
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%define GLOBAL_FUNCTION(name) global EXTN(name):private_extern
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%define GLOBAL_DATA(name) global EXTN(name):private_extern
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%else
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%if __NASM_VERSION_ID__ >= 0x020E0000
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%define GLOBAL_FUNCTION(name) global EXTN(name):private_extern
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%define GLOBAL_DATA(name) global EXTN(name):private_extern
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%endif
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%endif
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%endif
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%ifndef GLOBAL_FUNCTION
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%define GLOBAL_FUNCTION(name) global EXTN(name)
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%endif
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%ifndef GLOBAL_DATA
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%define GLOBAL_DATA(name) global EXTN(name)
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%endif
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; --------------------------------------------------------------------------
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; Macros for position-independent code (PIC) support
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;
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%ifndef GOT_SYMBOL
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%undef PIC
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%endif
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%ifdef PIC ; -------------------------------------------
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%ifidn GOT_SYMBOL, _MACHO_PIC_ ; --------------------
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; At present, nasm doesn't seem to support PIC generation for Mach-O.
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; The PIC support code below is a little tricky.
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SECTION SEG_CONST
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const_base:
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%define GOTOFF(got, sym) (got) + (sym) - const_base
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%imacro get_GOT 1
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; NOTE: this macro destroys ecx resister.
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call %%geteip
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add ecx, byte (%%ref - $)
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jmp short %%adjust
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%%geteip:
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mov ecx, POINTER [esp]
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ret
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%%adjust:
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push ebp
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xor ebp, ebp ; ebp = 0
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%ifidni %1, ebx ; (%1 == ebx)
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; db 0x8D,0x9C + jmp near const_base =
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; lea ebx, [ecx+ebp*8+(const_base-%%ref)] ; 8D,9C,E9,(offset32)
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db 0x8D, 0x9C ; 8D,9C
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jmp near const_base ; E9,(const_base-%%ref)
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%%ref:
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%else ; (%1 != ebx)
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; db 0x8D,0x8C + jmp near const_base =
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; lea ecx, [ecx+ebp*8+(const_base-%%ref)] ; 8D,8C,E9,(offset32)
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db 0x8D, 0x8C ; 8D,8C
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jmp near const_base ; E9,(const_base-%%ref)
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%%ref:
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mov %1, ecx
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%endif ; (%1 == ebx)
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pop ebp
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%endmacro
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%else ; GOT_SYMBOL != _MACHO_PIC_ ----------------
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%define GOTOFF(got, sym) (got) + (sym) wrt ..gotoff
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%imacro get_GOT 1
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extern GOT_SYMBOL
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call %%geteip
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add %1, GOT_SYMBOL + $$ - $ wrt ..gotpc
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jmp short %%done
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%%geteip:
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mov %1, POINTER [esp]
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ret
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%%done:
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%endmacro
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%endif ; GOT_SYMBOL == _MACHO_PIC_ ----------------
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%imacro pushpic 1.nolist
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push %1
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%endmacro
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%imacro poppic 1.nolist
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pop %1
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%endmacro
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%imacro movpic 2.nolist
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mov %1, %2
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%endmacro
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%else ; !PIC -----------------------------------------
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%define GOTOFF(got, sym) (sym)
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%imacro get_GOT 1.nolist
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%endmacro
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%imacro pushpic 1.nolist
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%endmacro
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%imacro poppic 1.nolist
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%endmacro
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%imacro movpic 2.nolist
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%endmacro
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%endif ; PIC -----------------------------------------
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; --------------------------------------------------------------------------
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; Align the next instruction on {2,4,8,16,..}-byte boundary.
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; ".balign n,,m" in GNU as
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;
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%define MSKLE(x, y) (~(((y) & 0xFFFF) - ((x) & 0xFFFF)) >> 16)
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%define FILLB(b, n) (($$-(b)) & ((n)-1))
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%imacro alignx 1-2.nolist 0xFFFF
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%%bs: \
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times MSKLE(FILLB(%%bs, %1), %2) & MSKLE(16, FILLB($, %1)) & FILLB($, %1) \
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db 0x90 ; nop
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 9 \
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db 0x8D, 0x9C, 0x23, 0x00, 0x00, 0x00, 0x00 ; lea ebx,[ebx+0x00000000]
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 7 \
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db 0x8D, 0xAC, 0x25, 0x00, 0x00, 0x00, 0x00 ; lea ebp,[ebp+0x00000000]
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 6 \
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db 0x8D, 0xAD, 0x00, 0x00, 0x00, 0x00 ; lea ebp,[ebp+0x00000000]
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 4 \
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db 0x8D, 0x6C, 0x25, 0x00 ; lea ebp,[ebp+0x00]
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 3 \
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db 0x8D, 0x6D, 0x00 ; lea ebp,[ebp+0x00]
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 2 \
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db 0x8B, 0xED ; mov ebp,ebp
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times MSKLE(FILLB(%%bs, %1), %2) & FILLB($, %1) / 1 \
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db 0x90 ; nop
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%endmacro
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; Align the next data on {2,4,8,16,..}-byte boundary.
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;
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%imacro alignz 1.nolist
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align %1, db 0 ; filling zeros
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%endmacro
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%ifdef __x86_64__
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%ifdef WIN64
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%imacro collect_args 1
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sub rsp, SIZEOF_XMMWORD
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movaps XMMWORD [rsp], xmm6
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sub rsp, SIZEOF_XMMWORD
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movaps XMMWORD [rsp], xmm7
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mov r10, rcx
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%if %1 > 1
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mov r11, rdx
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%endif
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%if %1 > 2
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push r12
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mov r12, r8
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|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
push r13
|
||
|
|
mov r13, r9
|
||
|
|
%endif
|
||
|
|
%if %1 > 4
|
||
|
|
push r14
|
||
|
|
mov r14, [rax+48]
|
||
|
|
%endif
|
||
|
|
%if %1 > 5
|
||
|
|
push r15
|
||
|
|
mov r15, [rax+56]
|
||
|
|
%endif
|
||
|
|
push rsi
|
||
|
|
push rdi
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro uncollect_args 1
|
||
|
|
pop rdi
|
||
|
|
pop rsi
|
||
|
|
%if %1 > 5
|
||
|
|
pop r15
|
||
|
|
%endif
|
||
|
|
%if %1 > 4
|
||
|
|
pop r14
|
||
|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
pop r13
|
||
|
|
%endif
|
||
|
|
%if %1 > 2
|
||
|
|
pop r12
|
||
|
|
%endif
|
||
|
|
movaps xmm7, XMMWORD [rsp]
|
||
|
|
add rsp, SIZEOF_XMMWORD
|
||
|
|
movaps xmm6, XMMWORD [rsp]
|
||
|
|
add rsp, SIZEOF_XMMWORD
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro push_xmm 1
|
||
|
|
sub rsp, %1 * SIZEOF_XMMWORD
|
||
|
|
movaps XMMWORD [rsp+0*SIZEOF_XMMWORD], xmm8
|
||
|
|
%if %1 > 1
|
||
|
|
movaps XMMWORD [rsp+1*SIZEOF_XMMWORD], xmm9
|
||
|
|
%endif
|
||
|
|
%if %1 > 2
|
||
|
|
movaps XMMWORD [rsp+2*SIZEOF_XMMWORD], xmm10
|
||
|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
movaps XMMWORD [rsp+3*SIZEOF_XMMWORD], xmm11
|
||
|
|
%endif
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro pop_xmm 1
|
||
|
|
movaps xmm8, XMMWORD [rsp+0*SIZEOF_XMMWORD]
|
||
|
|
%if %1 > 1
|
||
|
|
movaps xmm9, XMMWORD [rsp+1*SIZEOF_XMMWORD]
|
||
|
|
%endif
|
||
|
|
%if %1 > 2
|
||
|
|
movaps xmm10, XMMWORD [rsp+2*SIZEOF_XMMWORD]
|
||
|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
movaps xmm11, XMMWORD [rsp+3*SIZEOF_XMMWORD]
|
||
|
|
%endif
|
||
|
|
add rsp, %1 * SIZEOF_XMMWORD
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%else
|
||
|
|
|
||
|
|
%imacro collect_args 1
|
||
|
|
push r10
|
||
|
|
mov r10, rdi
|
||
|
|
%if %1 > 1
|
||
|
|
push r11
|
||
|
|
mov r11, rsi
|
||
|
|
%endif
|
||
|
|
%if %1 > 2
|
||
|
|
push r12
|
||
|
|
mov r12, rdx
|
||
|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
push r13
|
||
|
|
mov r13, rcx
|
||
|
|
%endif
|
||
|
|
%if %1 > 4
|
||
|
|
push r14
|
||
|
|
mov r14, r8
|
||
|
|
%endif
|
||
|
|
%if %1 > 5
|
||
|
|
push r15
|
||
|
|
mov r15, r9
|
||
|
|
%endif
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro uncollect_args 1
|
||
|
|
%if %1 > 5
|
||
|
|
pop r15
|
||
|
|
%endif
|
||
|
|
%if %1 > 4
|
||
|
|
pop r14
|
||
|
|
%endif
|
||
|
|
%if %1 > 3
|
||
|
|
pop r13
|
||
|
|
%endif
|
||
|
|
%if %1 > 2
|
||
|
|
pop r12
|
||
|
|
%endif
|
||
|
|
%if %1 > 1
|
||
|
|
pop r11
|
||
|
|
%endif
|
||
|
|
pop r10
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro push_xmm 1
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%imacro pop_xmm 1
|
||
|
|
%endmacro
|
||
|
|
|
||
|
|
%endif
|
||
|
|
|
||
|
|
%endif
|
||
|
|
|
||
|
|
; --------------------------------------------------------------------------
|
||
|
|
; Defines picked up from the C headers
|
||
|
|
;
|
||
|
|
%include "jsimdcfg.inc"
|
||
|
|
|
||
|
|
; --------------------------------------------------------------------------
|