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ASMMatrixNormOperationsx64.pas
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// ###################################################################
// #### This file is part of the mathematics library project, and is
// #### offered under the licence agreement described on
// #### http://www.mrsoft.org/
// ####
// #### Copyright:(c) 2011, Michael R. . All rights reserved.
// ####
// #### Unless required by applicable law or agreed to in writing, software
// #### distributed under the License is distributed on an "AS IS" BASIS,
// #### WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// #### See the License for the specific language governing permissions and
// #### limitations under the License.
// ###################################################################
unit ASMMatrixNormOperationsx64;
interface
{$IFDEF CPUX64}
{$DEFINE x64}
{$ENDIF}
{$IFDEF cpux86_64}
{$DEFINE x64}
{$ENDIF}
{$IFDEF x64}
uses MatrixConst;
function ASMMatrixElementwiseNorm2AlignedEvenW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
function ASMMatrixElementwiseNorm2UnAlignedEvenW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
function ASMMatrixElementwiseNorm2AlignedOddW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
function ASMMatrixElementwiseNorm2UnAlignedOddW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
procedure ASMMatrixNormalizeRowAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeRowUnAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeRowAlignedOddW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeRowUnAlignedOddW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeColumnAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeColumnUnAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeColumnAlignedOddW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
procedure ASMMatrixNormalizeColumnUnAlignedOddW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
{$ENDIF}
implementation
{$IFDEF x64}
{$IFDEF FPC} {$ASMMODE intel} {$ENDIF}
const cOne : double = 1.0;
function ASMMatrixElementwiseNorm2AlignedEvenW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = widh, R9 = height
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
xorpd xmm0, xmm0;
mov r11, r9
@@addforyloop:
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// prefetch data...
// prefetch [rcx + rax];
// mul add:
movapd xmm7, [rcx + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [rcx + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [rcx + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [rcx + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movapd xmm7, [rcx + rax - 64];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [rcx + rax - 48];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [rcx + rax - 32];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [rcx + rax - 16];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @nextLine;
@addforxloop2:
movapd xmm7, [rcx + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@nextLine:
// next line:
add rcx, rdx;
// loop y end
dec r11;
jnz @@addforyloop;
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
function ASMMatrixElementwiseNorm2UnAlignedEvenW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = widh, R9 = height
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
xorpd xmm0, xmm0;
mov r11, r9
@@addforyloop:
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// mul add:
movupd xmm7, [rcx + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [rcx + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [rcx + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movupd xmm3, [rcx + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movupd xmm7, [rcx + rax - 64];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [rcx + rax - 48];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [rcx + rax - 32];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movupd xmm3, [rcx + rax - 16];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @nextLine;
@addforxloop2:
movupd xmm7, [rcx + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@nextLine:
// next line:
add rcx, rdx;
// loop y end
dec r11;
jnz @@addforyloop;
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
function ASMMatrixElementwiseNorm2AlignedOddW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = widh, R9 = height
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -(width - 1)*sizeof(double);
mov r10, width;
dec r10;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
xorpd xmm0, xmm0;
mov r11, r9
@@addforyloop:
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// prefetch data...
// prefetch [rcx + rax];
// mul add:
movapd xmm7, [rcx + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [rcx + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [rcx + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [rcx + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movapd xmm7, [rcx + rax - 64];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [rcx + rax - 48];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [rcx + rax - 32];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [rcx + rax - 16];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @nextLine;
@addforxloop2:
movapd xmm7, [rcx + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@nextLine:
// handle last element differently
movsd xmm1, [rcx + rax];
mulsd xmm1, xmm1;
addsd xmm0, xmm1;
// next line:
add rcx, rdx;
// loop y end
dec r11;
jnz @@addforyloop;
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
function ASMMatrixElementwiseNorm2UnAlignedOddW(dest : PDouble; const LineWidth : TASMNativeInt; Width, height : TASMNativeInt) : double;
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = widh, R9 = height
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -width*sizeof(double);
mov r10, width;
dec r10;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
xorpd xmm0, xmm0;
mov r11, r9
@@addforyloop:
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// addition:
movupd xmm7, [rcx + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [rcx + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [rcx + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movupd xmm3, [rcx + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movupd xmm7, [rcx + rax - 64];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [rcx + rax - 48];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [rcx + rax - 32];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movupd xmm3, [rcx + rax - 16];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @nextLine;
@addforxloop2:
movupd xmm7, [rcx + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@nextLine:
// handle last element differently
movsd xmm1, [rcx + rax];
mulsd xmm1, xmm1;
addsd xmm0, xmm1;
// next line:
add rcx, rdx;
// loop y end
dec r11;
jnz @@addforyloop;
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixNormalizeRowAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = src
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
sub r8, r10;
mov r11, Height;
@@addforyloop:
xorpd xmm0, xmm0;
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// prefetch data...
// prefetch [r8 + rax];
// mul add:
movapd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [r8 + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [r8 + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movapd xmm4, [r8 + rax - 64];
mulpd xmm4, xmm4;
addpd xmm0, xmm4;
movapd xmm7, [r8 + rax - 48];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [r8 + rax - 32];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [r8 + rax - 16];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @buildResult;
@addforxloop2:
movapd xmm7, [r8 + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@buildResult:
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
movsd xmm1, [rip + cOne];
divsd xmm1, xmm0;
movddup xmm2, xmm1;
// normalize
mov rax, r10;
@addforxloop3:
add rax, 128;
jg @loopEnd2;
// prefetch data...
// prefetch [r8 + rax];
// prefetchw [rcx + rax];
// mult:
movapd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm2;
movapd [rcx + rax - 128], xmm7;
movapd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm2;
movapd [rcx + rax - 112], xmm1;
movapd xmm3, [r8 + rax - 96];
mulpd xmm3, xmm2;
movapd [rcx + rax - 96], xmm3;
movapd xmm4, [r8 + rax - 80];
mulpd xmm4, xmm2;
movapd [rcx + rax - 80], xmm4;
movapd xmm0, [r8 + rax - 64];
mulpd xmm0, xmm2;
movapd [rcx + rax - 64], xmm0;
movapd xmm1, [r8 + rax - 48];
mulpd xmm1, xmm2;
movapd [rcx + rax - 48], xmm1;
movapd xmm3, [r8 + rax - 32];
mulpd xmm3, xmm2;
movapd [rcx + rax - 32], xmm3;
movapd xmm4, [r8 + rax - 16];
mulpd xmm4, xmm2;
movapd [rcx + rax - 16], xmm4;
jmp @addforxloop3
@loopEnd2:
sub rax, 128;
jz @nextLine2;
@addforxloop4:
movapd xmm7, [r8 + rax];
mulpd xmm7, xmm2;
movapd [rcx + rax], xmm7;
add rax, 16;
jnz @addforxloop4;
@nextLine2:
// next line:
add rcx, rdx;
add r8, r9;
// loop y end
dec r11;
jnz @@addforyloop;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixNormalizeRowUnAlignedEvenW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = src
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
sub r8, r10;
mov r11, Height;
@@addforyloop:
xorpd xmm0, xmm0;
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// mul add:
movupd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [r8 + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movupd xmm3, [r8 + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movupd xmm4, [r8 + rax - 64];
mulpd xmm4, xmm4;
addpd xmm0, xmm4;
movupd xmm7, [r8 + rax - 48];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movupd xmm1, [r8 + rax - 32];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movupd xmm2, [r8 + rax - 16];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @buildResult;
@addforxloop2:
movupd xmm7, [r8 + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@buildResult:
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
movsd xmm1, [rip + cOne];
divsd xmm1, xmm0;
movddup xmm2, xmm1;
// normalize
mov rax, r10;
@addforxloop3:
add rax, 128;
jg @loopEnd2;
// mult:
movupd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm2;
movupd [rcx + rax - 128], xmm7;
movupd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm2;
movupd [rcx + rax - 112], xmm1;
movupd xmm3, [r8 + rax - 96];
mulpd xmm3, xmm2;
movupd [rcx + rax - 96], xmm3;
movupd xmm4, [r8 + rax - 80];
mulpd xmm4, xmm2;
movupd [rcx + rax - 80], xmm4;
movupd xmm0, [r8 + rax - 64];
mulpd xmm0, xmm2;
movupd [rcx + rax - 64], xmm0;
movupd xmm1, [r8 + rax - 48];
mulpd xmm1, xmm2;
movupd [rcx + rax - 48], xmm1;
movupd xmm3, [r8 + rax - 32];
mulpd xmm3, xmm2;
movupd [rcx + rax - 32], xmm3;
movupd xmm4, [r8 + rax - 16];
mulpd xmm4, xmm2;
movupd [rcx + rax - 16], xmm4;
jmp @addforxloop3
@loopEnd2:
sub rax, 128;
jz @nextLine2;
@addforxloop4:
movupd xmm7, [r8 + rax];
mulpd xmm7, xmm2;
movupd [rcx + rax], xmm7;
add rax, 16;
jnz @addforxloop4;
@nextLine2:
// next line:
add rcx, rdx;
add r8, r9;
// loop y end
dec r11;
jnz @@addforyloop;
// epilog claenup stack
movupd xmm4, dXMM4;
movupd xmm7, dXMM7;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixNormalizeRowAlignedOddW(dest : PDouble; const destLineWidth : TASMNativeInt; Src : PDouble; const srcLineWidth : TASMNativeInt; width, height : TASMNativeInt);
var dXMM4, dXMM7 : Array[0..1] of double;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// note: RCX = dest, RDX = destLineWidth, R8 = widh, R9 = height
// prolog - simulate stack
movupd dXMM4, xmm4;
movupd dXMM7, xmm7;
{
.savenv xmm4;
.savenv xmm7;
}
//iters := -(width - 1)*sizeof(double);
mov r10, width;
dec r10;
shl r10, 3;
imul r10, -1;
// helper registers for the mt1, mt2 and dest pointers
sub rcx, r10;
sub r8, r10;
mov r11, Height;
@@addforyloop:
xorpd xmm0, xmm0;
// for x := 0 to w - 1;
// prepare for reverse loop
mov rax, r10;
@addforxloop:
add rax, 128;
jg @loopEnd;
// prefetch data...
// prefetch [r8 + rax];
// mult add:
movapd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [r8 + rax - 96];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [r8 + rax - 80];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
movapd xmm7, [r8 + rax - 64];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
movapd xmm1, [r8 + rax - 48];
mulpd xmm1, xmm1;
addpd xmm0, xmm1;
movapd xmm2, [r8 + rax - 32];
mulpd xmm2, xmm2;
addpd xmm0, xmm2;
movapd xmm3, [r8 + rax - 16];
mulpd xmm3, xmm3;
addpd xmm0, xmm3;
jmp @addforxloop
@loopEnd:
sub rax, 128;
jz @buildResult;
@addforxloop2:
movapd xmm7, [r8 + rax];
mulpd xmm7, xmm7;
addpd xmm0, xmm7;
add rax, 16;
jnz @addforxloop2;
@buildResult:
// handle last element differently
movsd xmm7, [r8 + rax];
mulsd xmm7, xmm7;
addsd xmm0, xmm7;
// build result
movhlps xmm1, xmm0;
addsd xmm0, xmm1;
sqrtsd xmm0, xmm0;
movsd xmm1, [rip + cOne];
divsd xmm1, xmm0;
movddup xmm4, xmm1;
// normalize
mov rax, r10;
@addforxloop3:
add rax, 128;
jg @loopEnd2;
// prefetch data...
// prefetch [r8 + rax];
// prefetchw [rcx + rax];
// mult:
movapd xmm7, [r8 + rax - 128];
mulpd xmm7, xmm4;
movapd [rcx + rax - 128], xmm7;
movapd xmm1, [r8 + rax - 112];
mulpd xmm1, xmm4;
movapd [rcx + rax - 112], xmm1;
movapd xmm2, [r8 + rax - 96];
mulpd xmm2, xmm4;
movapd [rcx + rax - 96], xmm2;
movapd xmm3, [r8 + rax - 80];
mulpd xmm3, xmm4;
movapd [rcx + rax - 80], xmm3;
movapd xmm0, [r8 + rax - 64];
mulpd xmm0, xmm4;
movapd [rcx + rax - 64], xmm0;
movapd xmm1, [r8 + rax - 48];
mulpd xmm1, xmm4;
movapd [rcx + rax - 48], xmm1;
movapd xmm2, [r8 + rax - 32];
mulpd xmm2, xmm4;
movapd [rcx + rax - 32], xmm2;
movapd xmm3, [r8 + rax - 16];
mulpd xmm3, xmm4;
movapd [rcx + rax - 16], xmm3;
jmp @addforxloop3
@loopEnd2:
sub rax, 128;
jz @nextLine2;
@addforxloop4:
movapd xmm7, [r8 + rax];
mulpd xmm7, xmm4;
movapd [rcx + rax], xmm7;
add rax, 16;
jnz @addforxloop4;
@nextLine2:
// handle last element differently
movsd xmm7, [r8 + rax];
mulsd xmm7, xmm4;
movsd [rcx + rax], xmm7;
// next line:
add rcx, rdx;
add r8, r9;
// loop y end
dec r11;
jnz @@addforyloop;
// epilog claenup stack