ref: b9f937826ace85e6d1a0fae9544e9aa811cc6c5d
dir: /codec/common/x86/asm_inc.asm/
;*!
;* \copy
;* Copyright (c) 2009-2013, Cisco Systems
;* All rights reserved.
;*
;* Redistribution and use in source and binary forms, with or without
;* modification, are permitted provided that the following conditions
;* are met:
;*
;* * Redistributions of source code must retain the above copyright
;* notice, this list of conditions and the following disclaimer.
;*
;* * Redistributions in binary form must reproduce the above copyright
;* notice, this list of conditions and the following disclaimer in
;* the documentation and/or other materials provided with the
;* distribution.
;*
;* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
;* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
;* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
;* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
;* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
;* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
;* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
;* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
;* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
;* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
;* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
;* POSSIBILITY OF SUCH DAMAGE.
;*
;*
;* sse2inc.asm
;*
;* Abstract
;* macro and constant
;*
;* History
;* 8/5/2009 Created
;*
;*
;*************************************************************************/
;***********************************************************************
; Options, for DEBUG
;***********************************************************************
%if 1
%define MOVDQ movdqa
%else
%define MOVDQ movdqu
%endif
%if 1
%define WELSEMMS emms
%else
%define WELSEMMS
%endif
;***********************************************************************
; Macros
;***********************************************************************
%ifdef WIN64 ; Windows x64 ;************************************
DEFAULT REL
BITS 64
%define arg1 rcx
%define arg2 rdx
%define arg3 r8
%define arg4 r9
%define arg5 [rsp + push_num*8 + 40]
%define arg6 [rsp + push_num*8 + 48]
%define arg7 [rsp + push_num*8 + 56]
%define arg8 [rsp + push_num*8 + 64]
%define arg9 [rsp + push_num*8 + 72]
%define arg10 [rsp + push_num*8 + 80]
%define arg11 [rsp + push_num*8 + 88]
%define arg12 [rsp + push_num*8 + 96]
%define arg1d ecx
%define arg2d edx
%define arg3d r8d
%define arg4d r9d
%define arg5d arg5
%define arg6d arg6
%define arg7d arg7
%define arg8d arg8
%define arg9d arg9
%define arg10d arg10
%define arg11d arg11
%define arg12d arg12
%define r0 rcx
%define r1 rdx
%define r2 r8
%define r3 r9
%define r4 rax
%define r5 r10
%define r6 r11
%define r7 rsp
%define r0d ecx
%define r1d edx
%define r2d r8d
%define r3d r9d
%define r4d eax
%define r5d r10d
%define r6d r11d
%define r0w cx
%define r1w dx
%define r2w r8w
%define r3w r9w
%define r4w ax
%define r6w r11w
%define r0b cl
%define r1b dl
%define r2b r8l
%define r3b r9l
%define PUSHRFLAGS pushfq
%define POPRFLAGS popfq
%define retrq rax
%define retrd eax
%elifdef UNIX64 ; Unix x64 ;************************************
DEFAULT REL
BITS 64
%ifidn __OUTPUT_FORMAT__,elf64
SECTION .note.GNU-stack noalloc noexec nowrite progbits ; Mark the stack as non-executable
%endif
%define arg1 rdi
%define arg2 rsi
%define arg3 rdx
%define arg4 rcx
%define arg5 r8
%define arg6 r9
%define arg7 [rsp + push_num*8 + 8]
%define arg8 [rsp + push_num*8 + 16]
%define arg9 [rsp + push_num*8 + 24]
%define arg10 [rsp + push_num*8 + 32]
%define arg11 [rsp + push_num*8 + 40]
%define arg12 [rsp + push_num*8 + 48]
%define arg1d edi
%define arg2d esi
%define arg3d edx
%define arg4d ecx
%define arg5d r8d
%define arg6d r9d
%define arg7d arg7
%define arg8d arg8
%define arg9d arg9
%define arg10d arg10
%define arg11d arg11
%define arg12d arg12
%define r0 rdi
%define r1 rsi
%define r2 rdx
%define r3 rcx
%define r4 r8
%define r5 r9
%define r6 r10
%define r7 rsp
%define r0d edi
%define r1d esi
%define r2d edx
%define r3d ecx
%define r4d r8d
%define r5d r9d
%define r6d r10d
%define r0w di
%define r1w si
%define r2w dx
%define r3w cx
%define r4w r8w
%define r6w r10w
%define r0b dil
%define r1b sil
%define r2b dl
%define r3b cl
%define PUSHRFLAGS pushfq
%define POPRFLAGS popfq
%define retrq rax
%define retrd eax
%elifdef X86_32 ; X86_32 ;************************************
BITS 32
%ifidn __OUTPUT_FORMAT__,elf
SECTION .note.GNU-stack noalloc noexec nowrite progbits ; Mark the stack as non-executable
%endif
%define arg1 [esp + push_num*4 + 4]
%define arg2 [esp + push_num*4 + 8]
%define arg3 [esp + push_num*4 + 12]
%define arg4 [esp + push_num*4 + 16]
%define arg5 [esp + push_num*4 + 20]
%define arg6 [esp + push_num*4 + 24]
%define arg7 [esp + push_num*4 + 28]
%define arg8 [esp + push_num*4 + 32]
%define arg9 [esp + push_num*4 + 36]
%define arg10 [esp + push_num*4 + 40]
%define arg11 [esp + push_num*4 + 44]
%define arg12 [esp + push_num*4 + 48]
%define arg1d arg1
%define arg2d arg2
%define arg3d arg3
%define arg4d arg4
%define arg5d arg5
%define arg6d arg6
%define arg7d arg7
%define arg8d arg8
%define arg9d arg9
%define arg10d arg10
%define arg11d arg11
%define arg12d arg12
%define r0 eax
%define r1 ecx
%define r2 edx
%define r3 ebx
%define r4 esi
%define r5 edi
%define r6 ebp
%define r7 esp
%define r0d eax
%define r1d ecx
%define r2d edx
%define r3d ebx
%define r4d esi
%define r5d edi
%define r6d ebp
%define r0w ax
%define r1w cx
%define r2w dx
%define r3w bx
%define r4w si
%define r6w bp
%define r0b al
%define r1b cl
%define r2b dl
%define r3b bl
%define PUSHRFLAGS pushfd
%define POPRFLAGS popfd
%define retrq eax ; 32 bit mode do not support 64 bits regesters
%define retrd eax
%endif
%macro LOAD_PARA 2
mov %1, %2
%endmacro
%macro LOAD_1_PARA 0
%ifdef X86_32
mov r0, [esp + push_num*4 + 4]
%endif
%endmacro
%macro LOAD_2_PARA 0
%ifdef X86_32
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
%endif
%endmacro
%macro LOAD_3_PARA 0
%ifdef X86_32
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
mov r2, [esp + push_num*4 + 12]
%endif
%endmacro
%macro LOAD_4_PARA 0
%ifdef X86_32
push r3
%assign push_num push_num+1
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
mov r2, [esp + push_num*4 + 12]
mov r3, [esp + push_num*4 + 16]
%endif
%endmacro
%macro LOAD_5_PARA 0
%ifdef X86_32
push r3
push r4
%assign push_num push_num+2
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
mov r2, [esp + push_num*4 + 12]
mov r3, [esp + push_num*4 + 16]
mov r4, [esp + push_num*4 + 20]
%elifdef WIN64
mov r4, [rsp + push_num*8 + 40]
%endif
%endmacro
%macro LOAD_6_PARA 0
%ifdef X86_32
push r3
push r4
push r5
%assign push_num push_num+3
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
mov r2, [esp + push_num*4 + 12]
mov r3, [esp + push_num*4 + 16]
mov r4, [esp + push_num*4 + 20]
mov r5, [esp + push_num*4 + 24]
%elifdef WIN64
mov r4, [rsp + push_num*8 + 40]
mov r5, [rsp + push_num*8 + 48]
%endif
%endmacro
%macro LOAD_7_PARA 0
%ifdef X86_32
push r3
push r4
push r5
push r6
%assign push_num push_num+4
mov r0, [esp + push_num*4 + 4]
mov r1, [esp + push_num*4 + 8]
mov r2, [esp + push_num*4 + 12]
mov r3, [esp + push_num*4 + 16]
mov r4, [esp + push_num*4 + 20]
mov r5, [esp + push_num*4 + 24]
mov r6, [esp + push_num*4 + 28]
%elifdef WIN64
mov r4, [rsp + push_num*8 + 40]
mov r5, [rsp + push_num*8 + 48]
mov r6, [rsp + push_num*8 + 56]
%elifdef UNIX64
mov r6, [rsp + push_num*8 + 8]
%endif
%endmacro
%macro LOAD_4_PARA_POP 0
%ifdef X86_32
pop r3
%endif
%endmacro
%macro LOAD_5_PARA_POP 0
%ifdef X86_32
pop r4
pop r3
%endif
%endmacro
%macro LOAD_6_PARA_POP 0
%ifdef X86_32
pop r5
pop r4
pop r3
%endif
%endmacro
%macro LOAD_7_PARA_POP 0
%ifdef X86_32
pop r6
pop r5
pop r4
pop r3
%endif
%endmacro
%macro PUSH_XMM 1
%ifdef WIN64
%assign xmm_num_regs %1
%if xmm_num_regs > 6
%ifdef push_num
%assign push_num push_num+2*(%1-6)
%endif
sub rsp, 16*(%1 - 6)
movdqu [rsp], xmm6
%endif
%if xmm_num_regs > 7
movdqu [rsp+16], xmm7
%endif
%if xmm_num_regs > 8
movdqu [rsp+32], xmm8
%endif
%if xmm_num_regs > 9
movdqu [rsp+48], xmm9
%endif
%if xmm_num_regs > 10
movdqu [rsp+64], xmm10
%endif
%if xmm_num_regs > 11
movdqu [rsp+80], xmm11
%endif
%if xmm_num_regs > 12
movdqu [rsp+96], xmm12
%endif
%if xmm_num_regs > 13
movdqu [rsp+112], xmm13
%endif
%if xmm_num_regs > 14
movdqu [rsp+128], xmm14
%endif
%if xmm_num_regs > 15
movdqu [rsp+144], xmm15
%endif
%endif
%endmacro
%macro POP_XMM 0
%ifdef WIN64
%if xmm_num_regs > 15
movdqu xmm15, [rsp+144]
%endif
%if xmm_num_regs > 14
movdqu xmm14, [rsp+128]
%endif
%if xmm_num_regs > 13
movdqu xmm13, [rsp+112]
%endif
%if xmm_num_regs > 12
movdqu xmm12, [rsp+96]
%endif
%if xmm_num_regs > 11
movdqu xmm11, [rsp+80]
%endif
%if xmm_num_regs > 10
movdqu xmm10, [rsp+64]
%endif
%if xmm_num_regs > 9
movdqu xmm9, [rsp+48]
%endif
%if xmm_num_regs > 8
movdqu xmm8, [rsp+32]
%endif
%if xmm_num_regs > 7
movdqu xmm7, [rsp+16]
%endif
%if xmm_num_regs > 6
movdqu xmm6, [rsp]
add rsp, 16*(xmm_num_regs - 6)
%endif
%endif
%endmacro
%macro SIGN_EXTENSION 2
%ifndef X86_32
movsxd %1, %2
%endif
%endmacro
%macro SIGN_EXTENSIONW 2
%ifndef X86_32
movsx %1, %2
%endif
%endmacro
%macro ZERO_EXTENSION 1
%ifndef X86_32
mov dword %1, %1
%endif
%endmacro
%macro WELS_EXTERN 1
%ifndef WELS_PRIVATE_EXTERN
%define WELS_PRIVATE_EXTERN
%endif
ALIGN 16, nop
%ifdef PREFIX
global _%1 WELS_PRIVATE_EXTERN
%define %1 _%1
%else
global %1 WELS_PRIVATE_EXTERN
%endif
%1:
%endmacro
%macro WELS_AbsW 2
pxor %2, %2
psubw %2, %1
pmaxsw %1, %2
%endmacro
%macro MMX_XSwap 4
movq %4, %2
punpckh%1 %4, %3
punpckl%1 %2, %3
%endmacro
; pOut mm1, mm4, mm5, mm3
%macro MMX_Trans4x4W 5
MMX_XSwap wd, %1, %2, %5
MMX_XSwap wd, %3, %4, %2
MMX_XSwap dq, %1, %3, %4
MMX_XSwap dq, %5, %2, %3
%endmacro
;for TRANSPOSE
%macro SSE2_XSawp 4
movdqa %4, %2
punpckl%1 %2, %3
punpckh%1 %4, %3
%endmacro
; in: xmm1, xmm2, xmm3, xmm4 pOut: xmm1, xmm4, xmm5, mm3
%macro SSE2_Trans4x4D 5
SSE2_XSawp dq, %1, %2, %5
SSE2_XSawp dq, %3, %4, %2
SSE2_XSawp qdq, %1, %3, %4
SSE2_XSawp qdq, %5, %2, %3
%endmacro
;in: xmm0, xmm1, xmm2, xmm3 pOut: xmm0, xmm1, xmm3, xmm4
%macro SSE2_TransTwo4x4W 5
SSE2_XSawp wd, %1, %2, %5
SSE2_XSawp wd, %3, %4, %2
SSE2_XSawp dq, %1, %3, %4
SSE2_XSawp dq, %5, %2, %3
SSE2_XSawp qdq, %1, %5, %2
SSE2_XSawp qdq, %4, %3, %5
%endmacro
;in: m1, m2, m3, m4, m5, m6, m7, m8
;pOut: m5, m3, m4, m8, m6, m2, m7, m1
%macro SSE2_TransTwo8x8B 9
movdqa %9, %8
SSE2_XSawp bw, %1, %2, %8
SSE2_XSawp bw, %3, %4, %2
SSE2_XSawp bw, %5, %6, %4
movdqa %6, %9
movdqa %9, %4
SSE2_XSawp bw, %7, %6, %4
SSE2_XSawp wd, %1, %3, %6
SSE2_XSawp wd, %8, %2, %3
SSE2_XSawp wd, %5, %7, %2
movdqa %7, %9
movdqa %9, %3
SSE2_XSawp wd, %7, %4, %3
SSE2_XSawp dq, %1, %5, %4
SSE2_XSawp dq, %6, %2, %5
SSE2_XSawp dq, %8, %7, %2
movdqa %7, %9
movdqa %9, %5
SSE2_XSawp dq, %7, %3, %5
SSE2_XSawp qdq, %1, %8, %3
SSE2_XSawp qdq, %4, %2, %8
SSE2_XSawp qdq, %6, %7, %2
movdqa %7, %9
movdqa %9, %1
SSE2_XSawp qdq, %7, %5, %1
movdqa %5, %9
%endmacro
;xmm0, xmm6, xmm7, [eax], [ecx]
;xmm7 = 0, eax = pix1, ecx = pix2, xmm0 save the result
%macro SSE2_LoadDiff8P 5
movq %1, %4
punpcklbw %1, %3
movq %2, %5
punpcklbw %2, %3
psubw %1, %2
%endmacro
; m2 = m1 + m2, m1 = m1 - m2
%macro SSE2_SumSub 3
movdqa %3, %2
paddw %2, %1
psubw %1, %3
%endmacro
%macro butterfly_1to16_sse 3 ; xmm? for dst, xmm? for tmp, one byte for pSrc [generic register name: a/b/c/d]
mov %3h, %3l
movd %1, e%3x ; i.e, 1% = eax (=b0)
pshuflw %2, %1, 00h ; ..., b0 b0 b0 b0 b0 b0 b0 b0
pshufd %1, %2, 00h ; b0 b0 b0 b0, b0 b0 b0 b0, b0 b0 b0 b0, b0 b0 b0 b0
%endmacro
;copy a dw into a xmm for 8 times
%macro SSE2_Copy8Times 2
movd %1, %2
punpcklwd %1, %1
pshufd %1, %1, 0
%endmacro
;copy a db into a xmm for 16 times
%macro SSE2_Copy16Times 2
movd %1, %2
pshuflw %1, %1, 0
punpcklqdq %1, %1
packuswb %1, %1
%endmacro
;***********************************************************************
;preprocessor constants
;***********************************************************************
;dw 32,32,32,32,32,32,32,32 for xmm
;dw 32,32,32,32 for mm
%macro WELS_DW32 1
pcmpeqw %1,%1
psrlw %1,15
psllw %1,5
%endmacro
;dw 1, 1, 1, 1, 1, 1, 1, 1 for xmm
;dw 1, 1, 1, 1 for mm
%macro WELS_DW1 1
pcmpeqw %1,%1
psrlw %1,15
%endmacro
;all 0 for xmm and mm
%macro WELS_Zero 1
pxor %1, %1
%endmacro
;dd 1, 1, 1, 1 for xmm
;dd 1, 1 for mm
%macro WELS_DD1 1
pcmpeqw %1,%1
psrld %1,31
%endmacro
;dB 1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1
%macro WELS_DB1 1
pcmpeqw %1,%1
psrlw %1,15
packuswb %1,%1
%endmacro
%macro WELS_DW1_VEX 1
vpcmpeqw %1, %1, %1
vpsrlw %1, %1, 15
%endmacro
%macro WELS_DW32_VEX 1
vpcmpeqw %1, %1, %1
vpsrlw %1, %1, 15
vpsllw %1, %1, 5
%endmacro
%macro WELS_DW32767_VEX 1
vpcmpeqw %1, %1, %1
vpsrlw %1, %1, 1
%endmacro
;***********************************************************************
; Utility macros for X86_32 PIC support
;***********************************************************************
; Used internally by other macros.
%macro INIT_X86_32_PIC_ 2
%ifdef X86_32_PICASM
%xdefine pic_ptr %1
%xdefine pic_ptr_preserve %2
%if pic_ptr_preserve
%assign push_num push_num+1
push pic_ptr
%endif
call %%get_pc
%%pic_refpoint:
jmp %%pic_init_done
%%get_pc:
mov pic_ptr, [esp]
ret
%%pic_init_done:
%define pic(data_addr) (pic_ptr+(data_addr)-%%pic_refpoint)
%else
%define pic(data_addr) (data_addr)
%endif
%endmacro
; Get program counter and define a helper macro "pic(addr)" to convert absolute
; addresses to program counter-relative addresses if X86_32_PICASM is defined.
; Otherwise define "pic(addr)" as an identity function.
; %1=register to store PC/EIP in.
%macro INIT_X86_32_PIC 1
INIT_X86_32_PIC_ %1, 1
%endmacro
; Equivalent as above, but without preserving the value of the register argument.
%macro INIT_X86_32_PIC_NOPRESERVE 1
INIT_X86_32_PIC_ %1, 0
%endmacro
; Clean up after INIT_X86_32_PIC.
; Restore the register used to hold PC/EIP if applicable, and undefine defines.
%macro DEINIT_X86_32_PIC 0
%ifdef X86_32_PICASM
%if pic_ptr_preserve
pop pic_ptr
%assign push_num push_num-1
%endif
%undef pic_ptr
%undef pic_ptr_preserve
%endif
%undef pic
%endmacro
; Equivalent as above, but without undefining. Useful for functions with
; multiple epilogues.
%macro DEINIT_X86_32_PIC_KEEPDEF 0
%ifdef X86_32_PICASM
%if pic_ptr_preserve
pop pic_ptr
%assign push_num push_num-1
%endif
%endif
%endmacro