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Copy pathASMMatrixTransposeOperationsx64.pas
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ASMMatrixTransposeOperationsx64.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 ASMMatrixTransposeOperationsx64;
interface
{$IFDEF CPUX64}
{$DEFINE x64}
{$ENDIF}
{$IFDEF cpux86_64}
{$DEFINE x64}
{$ENDIF}
{$IFDEF x64}
uses MatrixConst;
procedure ASMMatrixTransposeAlignedEvenWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeUnAlignedEvenWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeAlignedEvenWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeUnAlignedEvenWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeAlignedOddWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeUnAlignedOddWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeAlignedOddWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
procedure ASMMatrixTransposeUnAlignedOddWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
{$ENDIF}
implementation
{$IFDEF x64}
{$IFDEF FPC} {$ASMMODE intel} {$ENDIF}
procedure ASMMatrixTransposeAlignedEvenWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
var iR12, iR13, iR14, iRDI : NativeInt;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// rcx = dest, rdx = destLineWidth, r8 = mt, r9 = LineWidth
mov iR12, r12;
mov iR13, r13;
mov iR14, r14;
mov iRDI, rdi;
{
.pushnv r12;
.pushnv r13;
.pushnv r14;
.pushnv rdi;
}
// iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// destLineWidth2 := 2*destLineWidth;
mov r11, destLineWidth;
shl r11, 1;
mov rdi, height;
@foryloop:
// prepare pointers
mov r12, r8;
sub r12, r10;
mov r13, r12;
add r13, r9;
mov r14, rcx;
// unrolled loop
mov rax, r10;
@forxloop:
add rax, 128;
jg @loopend;
// prefetch [r12 + rax];
// prefetch [r13 + rax];
movapd xmm0, [r12 + rax - 128];
movapd xmm1, [r13 + rax - 128];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 112];
movapd xmm1, [r13 + rax - 112];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 96];
movapd xmm1, [r13 + rax - 96];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 80];
movapd xmm1, [r13 + rax - 80];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 64];
movapd xmm1, [r13 + rax - 64];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 48];
movapd xmm1, [r13 + rax - 48];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 32];
movapd xmm1, [r13 + rax - 32];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 16];
movapd xmm1, [r13 + rax - 16];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
jmp @forxloop;
@loopend:
sub rax, 128;
jz @nextLine;
@forxloop2:
movapd xmm0, [r12 + rax];
movapd xmm1, [r13 + rax];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
add rax, 16;
jnz @forxloop2;
@nextLine:
// increment pointers
add rcx, 16;
add r8, r9;
add r8, r9;
sub rdi, 2;
jnz @foryloop;
// epilog - cleanup stack
mov r12, iR12;
mov r13, iR13;
mov r14, iR14;
mov rdi, iRDI;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixTransposeUnAlignedEvenWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
var iR12, iR13, iR14, iRDI : NativeInt;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// rcx = dest, rdx = destLineWidth, r8 = mt, r9 = LineWidth
mov iR12, r12;
mov iR13, r13;
mov iR14, r14;
mov iRDI, rdi;
{
.pushnv r12;
.pushnv r13;
.pushnv r14;
.pushnv rdi;
}
// iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// destLineWidth2 := 2*destLineWidth;
mov r11, destLineWidth;
shl r11, 1;
mov rdi, height;
@foryloop:
// prepare pointers
mov r12, r8;
sub r12, r10;
mov r13, r12;
add r13, r9;
mov r14, rcx;
// unrolled loop
mov rax, r10;
@forxloop:
add rax, 128;
jg @loopend;
movupd xmm0, [r12 + rax - 128];
movupd xmm1, [r13 + rax - 128];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 112];
movupd xmm1, [r13 + rax - 112];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 96];
movupd xmm1, [r13 + rax - 96];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 80];
movupd xmm1, [r13 + rax - 80];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 64];
movupd xmm1, [r13 + rax - 64];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 48];
movupd xmm1, [r13 + rax - 48];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 32];
movupd xmm1, [r13 + rax - 32];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 16];
movupd xmm1, [r13 + rax - 16];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
jmp @forxloop;
@loopend:
sub rax, 128;
jz @nextLine;
@forxloop2:
movupd xmm0, [r12 + rax];
movupd xmm1, [r13 + rax];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
add rax, 16;
jnz @forxloop2;
@nextLine:
// increment pointers
add rcx, 16;
add r8, r9;
add r8, r9;
sub rdi, 2;
jnz @foryloop;
// epilog - cleanup stack
mov r12, iR12;
mov r13, iR13;
mov r14, iR14;
mov rdi, iRDI;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixTransposeAlignedEvenWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
var iR12, iR13, iR14, iRDI : NativeInt;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// rcx = dest, rdx = destLineWidth, r8 = mt, r9 = LineWidth
mov iR12, r12;
mov iR13, r13;
mov iR14, r14;
mov iRDI, rdi;
{
.pushnv r12;
.pushnv r13;
.pushnv r14;
.pushnv rdi;
}
// iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// destLineWidth2 := 2*destLineWidth;
mov r11, destLineWidth;
shl r11, 1;
mov rdi, height;
dec rdi;
jz @lastline;
@foryloop:
// prepare pointers
mov r12, r8;
sub r12, r10;
mov r13, r12;
add r13, r9;
mov r14, rcx;
// unrolled loop
mov rax, r10;
@forxloop:
add rax, 128;
jg @loopend;
// prefetch [r12 + rax];
// prefetch [r13 + rax];
movapd xmm0, [r12 + rax - 128];
movapd xmm1, [r13 + rax - 128];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 112];
movapd xmm1, [r13 + rax - 112];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 96];
movapd xmm1, [r13 + rax - 96];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 80];
movapd xmm1, [r13 + rax - 80];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 64];
movapd xmm1, [r13 + rax - 64];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 48];
movapd xmm1, [r13 + rax - 48];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 32];
movapd xmm1, [r13 + rax - 32];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 16];
movapd xmm1, [r13 + rax - 16];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
jmp @forxloop;
@loopend:
sub rax, 128;
jz @nextLine;
@forxloop2:
movapd xmm0, [r12 + rax];
movapd xmm1, [r13 + rax];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
add rax, 16;
jnz @forxloop2;
@nextLine:
// increment pointers
add rcx, 16;
add r8, r9;
add r8, r9;
sub rdi, 2;
jnz @foryloop;
@lastline:
// handle last line differently
mov rax, r10;
sub r8, r10;
@forxloop3:
movapd xmm0, [r8 + rax];
movhlps xmm1, xmm0;
movsd [rcx], xmm0;
movsd [rcx + rdx], xmm1;
add rcx, r11;
add rax, 16;
jnz @forxloop3;
// epilog - cleanup stack
mov r12, iR12;
mov r13, iR13;
mov r14, iR14;
mov rdi, iRDI;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixTransposeUnAlignedEvenWOddH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
var iR12, iR13, iR14, iRDI : NativeInt;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// rcx = dest, rdx = destLineWidth, r8 = mt, r9 = LineWidth
mov iR12, r12;
mov iR13, r13;
mov iR14, r14;
mov iRDI, rdi;
{
.pushnv r12;
.pushnv r13;
.pushnv r14;
.pushnv rdi;
}
// iters := -width*sizeof(double);
mov r10, width;
shl r10, 3;
imul r10, -1;
// destLineWidth2 := 2*destLineWidth;
mov r11, destLineWidth;
shl r11, 1;
mov rdi, height;
dec rdi;
jz @lastline;
@foryloop:
// prepare pointers
mov r12, r8;
sub r12, r10;
mov r13, r12;
add r13, r9;
mov r14, rcx;
// unrolled loop
mov rax, r10;
@forxloop:
add rax, 128;
jg @loopend;
movupd xmm0, [r12 + rax - 128];
movupd xmm1, [r13 + rax - 128];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 112];
movupd xmm1, [r13 + rax - 112];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 96];
movupd xmm1, [r13 + rax - 96];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 80];
movupd xmm1, [r13 + rax - 80];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 64];
movupd xmm1, [r13 + rax - 64];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 48];
movupd xmm1, [r13 + rax - 48];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 32];
movupd xmm1, [r13 + rax - 32];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
movupd xmm0, [r12 + rax - 16];
movupd xmm1, [r13 + rax - 16];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
jmp @forxloop;
@loopend:
sub rax, 128;
jz @nextLine;
@forxloop2:
movupd xmm0, [r12 + rax];
movupd xmm1, [r13 + rax];
movupd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movupd [r14], xmm0;
movupd [r14 + rdx], xmm1;
add r14, r11;
add rax, 16;
jnz @forxloop2;
@nextLine:
// increment pointers
add rcx, 16;
add r8, r9;
add r8, r9;
sub rdi, 2;
jnz @foryloop;
@lastline:
// handle last line differently
mov rax, r10;
sub r8, r10;
@forxloop3:
movupd xmm0, [r8 + rax];
movhlps xmm1, xmm0;
movsd [rcx], xmm0;
movsd [rcx + rdx], xmm1;
add rcx, r11;
add rax, 16;
jnz @forxloop3;
// epilog - cleanup stack
mov r12, iR12;
mov r13, iR13;
mov r14, iR14;
mov rdi, iRDI;
{$IFDEF FPC}
end;
{$ENDIF}
end;
procedure ASMMatrixTransposeAlignedOddWEvenH(dest : PDouble; const destLineWidth : TASMNativeInt; mt : PDouble; const LineWidth : TASMNativeInt; width : TASMNativeInt; height : TASMNativeInt);
var iR12, iR13, iR14, iRDI : NativeInt;
{$IFDEF FPC}
begin
{$ENDIF}
asm
// rcx = dest, rdx = destLineWidth, r8 = mt, r9 = LineWidth
mov iR12, r12;
mov iR13, r13;
mov iR14, r14;
mov iRDI, rdi;
{
.pushnv r12;
.pushnv r13;
.pushnv r14;
.pushnv rdi;
}
// iters := -(width - 1)*sizeof(double);
mov r10, width;
dec r10;
shl r10, 3;
imul r10, -1;
// destLineWidth2 := 2*destLineWidth;
mov r11, destLineWidth;
shl r11, 1;
mov rdi, height;
@foryloop:
// prepare pointers
mov r12, r8;
sub r12, r10;
mov r13, r12;
add r13, r9;
mov r14, rcx;
// unrolled loop
mov rax, r10;
@forxloop:
add rax, 128;
jg @loopend;
// prefetch [r12 + rax];
// prefetch [r13 + rax];
movapd xmm0, [r12 + rax - 128];
movapd xmm1, [r13 + rax - 128];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 112];
movapd xmm1, [r13 + rax - 112];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 96];
movapd xmm1, [r13 + rax - 96];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 80];
movapd xmm1, [r13 + rax - 80];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 64];
movapd xmm1, [r13 + rax - 64];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 48];
movapd xmm1, [r13 + rax - 48];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 32];
movapd xmm1, [r13 + rax - 32];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
movapd xmm0, [r12 + rax - 16];
movapd xmm1, [r13 + rax - 16];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
jmp @forxloop;
@loopend:
sub rax, 128;
jz @nextLine;
@forxloop2:
movapd xmm0, [r12 + rax];
movapd xmm1, [r13 + rax];
movapd xmm2, xmm0;
movlhps xmm0, xmm1;
movhlps xmm1, xmm2;
movapd [r14], xmm0;
movapd [r14 + rdx], xmm1;
add r14, r11;
add rax, 16;
jnz @forxloop2;
@nextLine:
// handle last element differently
movsd xmm0, [r12 + rax];
movsd xmm1, [r13 + rax];
movlhps xmm0, xmm1;
movapd [r14], xmm0;
// increment pointers
add rcx, 16;