#include <stdio.h>
#include <cuda_runtime.h>
#include <stdlib.h>
#include <iostream>
#include <time.h>
#include <thread>
#include <vector>
using namespace std;


#define DSIZE 20000000

bool cuda_init(){
	int count;
	cudaGetDeviceCount(&count);
	cout<<"cuda device count:"<<count<<endl;
	cudaDeviceProp prop;
	if(cudaGetDeviceProperties(&prop,0)==cudaSuccess){
        	printf( "   --- General Information for device %d ---\n", 0 );
        	printf( "Name:  %s\n", prop.name );
        	printf( "Compute capability:  %d.%d\n", prop.major, prop.minor );
        	printf( "Clock rate:  %d\n", prop.clockRate );
        	printf( "Device copy overlap:  " );
        	if (prop.deviceOverlap)
        	    printf( "Enabled\n" );
        	else
        	    printf( "Disabled\n");
        	printf( "Kernel execution timeout :  " );
        	if (prop.kernelExecTimeoutEnabled)
        	    printf( "Enabled\n" );
        	else
        	    printf( "Disabled\n" );
 
        	printf( "   --- Memory Information for device %d ---\n", 0 );
        	printf( "Total global mem:  %ld\n", prop.totalGlobalMem );
        	printf( "Total constant Mem:  %ld\n", prop.totalConstMem );
        	printf( "Max mem pitch:  %ld\n", prop.memPitch );
        	printf( "Texture Alignment:  %ld\n", prop.textureAlignment );
 
        	printf( "   --- MP Information for device %d ---\n", 0 );
        	printf( "Multiprocessor count:  %d\n",
        	            prop.multiProcessorCount );
        	printf( "Shared mem per mp:  %ld\n", prop.sharedMemPerBlock );
        	printf( "Registers per mp:  %d\n", prop.regsPerBlock );
        	printf( "Threads in warp:  %d\n", prop.warpSize );
        	printf( "Max threads per block:  %d\n",
        	            prop.maxThreadsPerBlock );
        	printf( "Max thread dimensions:  (%d, %d, %d)\n",
        	            prop.maxThreadsDim[0], prop.maxThreadsDim[1],
        	            prop.maxThreadsDim[2] );
        	printf( "Max grid dimensions:  (%d, %d, %d)\n",
        	            prop.maxGridSize[0], prop.maxGridSize[1],
        	            prop.maxGridSize[2] );
        	printf( "\n" );
	}
	return true;
} 


void initData(int data[]){
	for(int i=0; i<DSIZE; i++){
		data[i] = rand()%100;
	}
}



__global__ void sumGPU(int dataGPU[], int* result /*return val*/){
	//tid: current id of a thread
	int tid = blockIdx.x * blockDim.x + threadIdx.x;   
	int sum = 0;	

	for(int i= tid ;  i < DSIZE; i+= gridDim.x*blockDim.x) {  
		sum += dataGPU[i]*dataGPU[i];	
	}
	
	result[tid] = sum;
}


//one thread
int sumCPU(int data[]){
	clock_t start, end; start= clock();
	int sum=0;
	for(int i=0; i<DSIZE; i++){
		sum += data[i]*data[i];
	}
	end=clock();
	cout<<"CPU running time(ms):"<<(double)(end-start)*1000.0f/CLOCKS_PER_SEC<<endl;
	cout<<"CPU one-thread result:"<<sum<<endl;
	return sum;
}

///////////////////////  main program ////////////////
int main(){
	//cuda_init();
	int* data = new int[DSIZE];
	initData(data);
	cout<<"\n******** CPU ***********"<<endl;
	sumCPU(data);

	/////// GPU job //////////
	cout<<"\n******** GPU ***********"<<endl;
	dim3 blocksize(256);
	dim3 gridsize(16);
	cout<<"block size:"<<blocksize.x<<endl;
	cout<<"grid size:"<<gridsize.x<<endl;
	
	clock_t start, end; start= clock();
	//int dataGPU[DSIZE]; //this is wrong, cpu will allocate memory from stack 
	int* dataGPU;  
	int result_size = blocksize.x*gridsize.x;
	int* result;
	cudaMalloc((void**)&dataGPU,sizeof(int)*DSIZE);
	cudaMalloc((void**)&result, sizeof(int)*result_size); 	

	cudaMemcpy(dataGPU,data,sizeof(int)*DSIZE,cudaMemcpyHostToDevice);
	sumGPU<<<gridsize, blocksize>>>(dataGPU,result);

	int psum [blocksize.x*gridsize.x];
	cudaMemcpy(psum,result,sizeof(int)*blocksize.x*gridsize.x,cudaMemcpyDeviceToHost);
	 
	int sum=0;
	for(int i=0; i<blocksize.x*gridsize.x; i++){
		sum += psum[i];	
	}
	cout<<"GPU result:"<<sum<<endl;
	end=clock();
	cout<<"GPU running time(ms):"<<(double)(end-start)*1000.0f/CLOCKS_PER_SEC<<endl;
}

	.file	"tmpxft_002d3123_00000000-6_sum0.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB4214:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE4214:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.align 2
	.type	_ZNSolsEPFRSoS_E.isra.0, @function
_ZNSolsEPFRSoS_E.isra.0:
.LFB4918:
	.cfi_startproc
	jmp	*%rsi
	.cfi_endproc
.LFE4918:
	.size	_ZNSolsEPFRSoS_E.isra.0, .-_ZNSolsEPFRSoS_E.isra.0
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"cuda device count:"
.LC1:
	.string	"   --- General Information for device %d ---\n"
.LC2:
	.string	"Name:  %s\n"
.LC3:
	.string	"Compute capability:  %d.%d\n"
.LC4:
	.string	"Clock rate:  %d\n"
.LC5:
	.string	"Device copy overlap:  "
.LC6:
	.string	"Enabled\n"
.LC7:
	.string	"Disabled\n"
.LC8:
	.string	"Kernel execution timeout :  "
.LC9:
	.string	"   --- Memory Information for device %d ---\n"
.LC10:
	.string	"Total global mem:  %ld\n"
.LC11:
	.string	"Total constant Mem:  %ld\n"
.LC12:
	.string	"Max mem pitch:  %ld\n"
.LC13:
	.string	"Texture Alignment:  %ld\n"
.LC14:
	.string	"   --- MP Information for device %d ---\n"
.LC15:
	.string	"Multiprocessor count:  %d\n"
.LC16:
	.string	"Shared mem per mp:  %ld\n"
.LC17:
	.string	"Registers per mp:  %d\n"
.LC18:
	.string	"Threads in warp:  %d\n"
.LC19:
	.string	"Max threads per block:  %d\n"
.LC20:
	.string	"Max thread dimensions:  (%d, %d, %d)\n"
.LC21:
	.string	"Max grid dimensions:  (%d, %d, %d)\n"
.LC22:
	.string	"\n"
	.text
	.globl	_Z9cuda_initv
	.type	_Z9cuda_initv, @function
_Z9cuda_initv:
.LFB4208:
	.cfi_startproc
	endbr64
	pushq	%rbx
	.cfi_def_cfa_offset 16
	.cfi_offset 3, -16
	subq	$1056, %rsp
	.cfi_def_cfa_offset 1072
	movq	%fs:40, %rax
	movq	%rax, 1048(%rsp)
	xorl	%eax, %eax
	leaq	12(%rsp), %rdi
	leaq	16(%rsp), %rbx
	call	cudaGetDeviceCount@PLT
	leaq	.LC0(%rip), %rsi
	leaq	_ZSt4cout(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	12(%rsp), %esi
	movq	%rax, %rdi
	call	_ZNSolsEi@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	xorl	%esi, %esi
	movq	%rbx, %rdi
	call	cudaGetDeviceProperties_v2@PLT
	testl	%eax, %eax
	jne	.L4
	xorl	%edx, %edx
	leaq	.LC1(%rip), %rsi
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	%rbx, %rdx
	movl	$2, %edi
	xorl	%eax, %eax
	leaq	.LC2(%rip), %rsi
	call	__printf_chk@PLT
	movl	380(%rsp), %ecx
	movl	$2, %edi
	xorl	%eax, %eax
	movl	376(%rsp), %edx
	leaq	.LC3(%rip), %rsi
	call	__printf_chk@PLT
	movl	364(%rsp), %edx
	leaq	.LC4(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	leaq	.LC5(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	cmpl	$0, 400(%rsp)
	leaq	.LC6(%rip), %rsi
	jne	.L11
	leaq	.LC7(%rip), %rsi
.L11:
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	leaq	.LC8(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	cmpl	$0, 408(%rsp)
	leaq	.LC6(%rip), %rsi
	jne	.L12
	leaq	.LC7(%rip), %rsi
.L12:
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	xorl	%edx, %edx
	leaq	.LC9(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	304(%rsp), %rdx
	leaq	.LC10(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	368(%rsp), %rdx
	leaq	.LC11(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	328(%rsp), %rdx
	leaq	.LC12(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	384(%rsp), %rdx
	leaq	.LC13(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	xorl	%edx, %edx
	leaq	.LC14(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	404(%rsp), %edx
	leaq	.LC15(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	312(%rsp), %rdx
	leaq	.LC16(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	320(%rsp), %edx
	leaq	.LC17(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	324(%rsp), %edx
	leaq	.LC18(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	336(%rsp), %edx
	leaq	.LC19(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	348(%rsp), %r8d
	xorl	%eax, %eax
	movl	344(%rsp), %ecx
	movl	340(%rsp), %edx
	leaq	.LC20(%rip), %rsi
	movl	$2, %edi
	call	__printf_chk@PLT
	movl	360(%rsp), %r8d
	xorl	%eax, %eax
	movl	356(%rsp), %ecx
	movl	352(%rsp), %edx
	leaq	.LC21(%rip), %rsi
	movl	$2, %edi
	call	__printf_chk@PLT
	leaq	.LC22(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L4:
	movq	1048(%rsp), %rax
	subq	%fs:40, %rax
	je	.L9
	call	__stack_chk_fail@PLT
.L9:
	addq	$1056, %rsp
	.cfi_def_cfa_offset 16
	movb	$1, %al
	popq	%rbx
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE4208:
	.size	_Z9cuda_initv, .-_Z9cuda_initv
	.globl	_Z8initDataPi
	.type	_Z8initDataPi, @function
_Z8initDataPi:
.LFB4209:
	.cfi_startproc
	endbr64
	pushq	%r12
	.cfi_def_cfa_offset 16
	.cfi_offset 12, -16
	movl	$100, %r12d
	pushq	%rbp
	.cfi_def_cfa_offset 24
	.cfi_offset 6, -24
	movq	%rdi, %rbp
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset 3, -32
	xorl	%ebx, %ebx
.L15:
	call	rand@PLT
	cltd
	idivl	%r12d
	movl	%edx, 0(%rbp,%rbx,4)
	incq	%rbx
	cmpq	$20000000, %rbx
	jne	.L15
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%rbp
	.cfi_def_cfa_offset 16
	popq	%r12
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE4209:
	.size	_Z8initDataPi, .-_Z8initDataPi
	.section	.rodata.str1.1
.LC23:
	.string	"CPU running time(ms):"
.LC26:
	.string	"CPU one-thread result:"
	.text
	.globl	_Z6sumCPUPi
	.type	_Z6sumCPUPi, @function
_Z6sumCPUPi:
.LFB4210:
	.cfi_startproc
	endbr64
	pushq	%r13
	.cfi_def_cfa_offset 16
	.cfi_offset 13, -16
	pushq	%r12
	.cfi_def_cfa_offset 24
	.cfi_offset 12, -24
	pushq	%rbp
	.cfi_def_cfa_offset 32
	.cfi_offset 6, -32
	xorl	%ebp, %ebp
	pushq	%rbx
	.cfi_def_cfa_offset 40
	.cfi_offset 3, -40
	movq	%rdi, %rbx
	pushq	%rcx
	.cfi_def_cfa_offset 48
	call	clock@PLT
	movq	%rax, %r13
	xorl	%eax, %eax
.L19:
	movl	(%rbx,%rax,4), %edx
	incq	%rax
	imull	%edx, %edx
	addl	%edx, %ebp
	cmpq	$20000000, %rax
	jne	.L19
	call	clock@PLT
	leaq	_ZSt4cout(%rip), %r12
	leaq	.LC23(%rip), %rsi
	movq	%r12, %rdi
	movq	%rax, %rbx
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	subq	%r13, %rbx
	cvtsi2sdq	%rbx, %xmm0
	mulsd	.LC24(%rip), %xmm0
	movq	%rax, %rdi
	divsd	.LC25(%rip), %xmm0
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	movq	%r12, %rdi
	leaq	.LC26(%rip), %rsi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	%ebp, %esi
	movq	%rax, %rdi
	call	_ZNSolsEi@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	popq	%rdx
	.cfi_def_cfa_offset 40
	movl	%ebp, %eax
	popq	%rbx
	.cfi_def_cfa_offset 32
	popq	%rbp
	.cfi_def_cfa_offset 24
	popq	%r12
	.cfi_def_cfa_offset 16
	popq	%r13
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE4210:
	.size	_Z6sumCPUPi, .-_Z6sumCPUPi
	.globl	_Z27__device_stub__Z6sumGPUPiS_PiS_
	.type	_Z27__device_stub__Z6sumGPUPiS_PiS_, @function
_Z27__device_stub__Z6sumGPUPiS_PiS_:
.LFB4236:
	.cfi_startproc
	endbr64
	subq	$120, %rsp
	.cfi_def_cfa_offset 128
	movq	%rdi, 8(%rsp)
	leaq	32(%rsp), %rcx
	leaq	24(%rsp), %rdx
	movq	%rsi, (%rsp)
	leaq	40(%rsp), %rdi
	leaq	52(%rsp), %rsi
	movq	%fs:40, %rax
	movq	%rax, 104(%rsp)
	xorl	%eax, %eax
	leaq	8(%rsp), %rax
	movl	$1, 48(%rsp)
	movq	%rax, 88(%rsp)
	movq	%rsp, %rax
	movq	%rax, 96(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 40(%rsp)
	movq	%rax, 52(%rsp)
	movl	$1, 60(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L22
	pushq	32(%rsp)
	.cfi_def_cfa_offset 136
	leaq	_Z6sumGPUPiS_(%rip), %rdi
	pushq	32(%rsp)
	.cfi_def_cfa_offset 144
	movq	68(%rsp), %rcx
	movl	76(%rsp), %r8d
	movq	56(%rsp), %rsi
	movl	64(%rsp), %edx
	leaq	104(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 136
	popq	%rdx
	.cfi_def_cfa_offset 128
.L22:
	movq	104(%rsp), %rax
	subq	%fs:40, %rax
	je	.L24
	call	__stack_chk_fail@PLT
.L24:
	addq	$120, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE4236:
	.size	_Z27__device_stub__Z6sumGPUPiS_PiS_, .-_Z27__device_stub__Z6sumGPUPiS_PiS_
	.globl	_Z6sumGPUPiS_
	.type	_Z6sumGPUPiS_, @function
_Z6sumGPUPiS_:
.LFB4237:
	.cfi_startproc
	endbr64
	jmp	_Z27__device_stub__Z6sumGPUPiS_PiS_
	.cfi_endproc
.LFE4237:
	.size	_Z6sumGPUPiS_, .-_Z6sumGPUPiS_
	.section	.rodata.str1.1
.LC27:
	.string	"\n******** CPU ***********"
.LC28:
	.string	"\n******** GPU ***********"
.LC29:
	.string	"block size:"
.LC30:
	.string	"grid size:"
.LC31:
	.string	"GPU result:"
.LC32:
	.string	"GPU running time(ms):"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB4211:
	.cfi_startproc
	endbr64
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset 6, -16
	movl	$80000000, %edi
	movq	%rsp, %rbp
	.cfi_def_cfa_register 6
	pushq	%r14
	pushq	%r13
	pushq	%r12
	pushq	%rbx
	.cfi_offset 14, -24
	.cfi_offset 13, -32
	.cfi_offset 12, -40
	.cfi_offset 3, -48
	leaq	_ZSt4cout(%rip), %rbx
	subq	$48, %rsp
	movq	%fs:40, %rax
	movq	%rax, -40(%rbp)
	xorl	%eax, %eax
	call	_Znam@PLT
	movq	%rax, %rdi
	movq	%rax, %r12
	call	_Z8initDataPi
	leaq	.LC27(%rip), %rsi
	movq	%rbx, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	movq	%r12, %rdi
	call	_Z6sumCPUPi
	leaq	.LC28(%rip), %rsi
	movq	%rbx, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	leaq	.LC29(%rip), %rsi
	movq	%rbx, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	$256, %esi
	movq	%rax, %rdi
	call	_ZNSo9_M_insertImEERSoT_@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	leaq	.LC30(%rip), %rsi
	movq	%rbx, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	$16, %esi
	movq	%rax, %rdi
	call	_ZNSo9_M_insertImEERSoT_@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	call	clock@PLT
	leaq	-80(%rbp), %rdi
	movl	$80000000, %esi
	movq	%rax, %r13
	call	cudaMalloc@PLT
	leaq	-72(%rbp), %rdi
	movl	$16384, %esi
	call	cudaMalloc@PLT
	movq	-80(%rbp), %rdi
	movl	$1, %ecx
	movq	%r12, %rsi
	movl	$80000000, %edx
	call	cudaMemcpy@PLT
	movl	$268435457, %edi
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movl	$16777217, %edx
	salq	$4, %rdi
	movl	$1, %ecx
	movl	$1, %esi
	salq	$8, %rdx
	movq	%rdi, -52(%rbp)
	movl	$1, -44(%rbp)
	movq	%rdx, -64(%rbp)
	movl	$1, -56(%rbp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L28
	movq	-72(%rbp), %rsi
	movq	-80(%rbp), %rdi
	call	_Z27__device_stub__Z6sumGPUPiS_PiS_
.L28:
	leaq	-16384(%rsp), %rax
.L29:
	cmpq	%rax, %rsp
	je	.L30
	subq	$4096, %rsp
	orq	$0, 4088(%rsp)
	jmp	.L29
.L30:
	movl	$2, %ecx
	movl	$16384, %edx
	xorl	%r12d, %r12d
	movq	-72(%rbp), %rsi
	movq	%rsp, %r14
	movq	%r14, %rdi
	call	cudaMemcpy@PLT
	xorl	%eax, %eax
.L32:
	addl	(%r14,%rax,4), %r12d
	incq	%rax
	cmpq	$4096, %rax
	jne	.L32
	leaq	.LC31(%rip), %rsi
	movq	%rbx, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	%r12d, %esi
	movq	%rax, %rdi
	call	_ZNSolsEi@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	call	clock@PLT
	leaq	.LC32(%rip), %rsi
	movq	%rbx, %rdi
	movq	%rax, %r12
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	subq	%r13, %r12
	movq	%rax, %rdi
	cvtsi2sdq	%r12, %xmm0
	mulsd	.LC24(%rip), %xmm0
	divsd	.LC25(%rip), %xmm0
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	movq	-40(%rbp), %rax
	subq	%fs:40, %rax
	je	.L33
	call	__stack_chk_fail@PLT
.L33:
	leaq	-32(%rbp), %rsp
	xorl	%eax, %eax
	popq	%rbx
	popq	%r12
	popq	%r13
	popq	%r14
	popq	%rbp
	.cfi_def_cfa 7, 8
	ret
	.cfi_endproc
.LFE4211:
	.size	main, .-main
	.section	.rodata.str1.1
.LC33:
	.string	"_Z6sumGPUPiS_"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB4239:
	.cfi_startproc
	endbr64
	pushq	%rax
	.cfi_def_cfa_offset 16
	leaq	_ZL15__fatDeviceText(%rip), %rdi
	call	__cudaRegisterFatBinary@PLT
	pushq	$0
	.cfi_def_cfa_offset 24
	xorl	%r9d, %r9d
	orl	$-1, %r8d
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC33(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z6sumGPUPiS_(%rip), %rsi
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	pushq	$0
	.cfi_def_cfa_offset 48
	movq	%rax, _ZL20__cudaFatCubinHandle(%rip)
	call	__cudaRegisterFunction@PLT
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	addq	$32, %rsp
	.cfi_def_cfa_offset 16
	call	__cudaRegisterFatBinaryEnd@PLT
	leaq	_ZL26__cudaUnregisterBinaryUtilv(%rip), %rdi
	popq	%rdx
	.cfi_def_cfa_offset 8
	jmp	atexit@PLT
	.cfi_endproc
.LFE4239:
	.size	_ZL24__sti____cudaRegisterAllv, .-_ZL24__sti____cudaRegisterAllv
	.section	.init_array,"aw"
	.align 8
	.quad	_ZL24__sti____cudaRegisterAllv
	.section	.nvFatBinSegment,"aw"
	.align 8
	.type	_ZL15__fatDeviceText, @object
	.size	_ZL15__fatDeviceText, 24
_ZL15__fatDeviceText:
	.long	1180844977
	.long	1
	.quad	fatbinData
	.quad	0
	.local	_ZL20__cudaFatCubinHandle
	.comm	_ZL20__cudaFatCubinHandle,8,8
	.section	.rodata.cst8,"aM",@progbits,8
	.align 8
.LC24:
	.long	0
	.long	1083129856
	.align 8
.LC25:
	.long	0
	.long	1093567616
	.ident	"GCC: (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:

#include <stdio.h>
#include <hip/hip_runtime.h>
#include <stdlib.h>
#include <iostream>
#include <time.h>
#include <thread>
#include <vector>
using namespace std;


#define DSIZE 20000000

bool cuda_init(){
	int count;
	hipGetDeviceCount(&count);
	cout<<"cuda device count:"<<count<<endl;
	hipDeviceProp_t prop;
	if(hipGetDeviceProperties(&prop,0)==hipSuccess){
        	printf( "   --- General Information for device %d ---\n", 0 );
        	printf( "Name:  %s\n", prop.name );
        	printf( "Compute capability:  %d.%d\n", prop.major, prop.minor );
        	printf( "Clock rate:  %d\n", prop.clockRate );
        	printf( "Device copy overlap:  " );
        	if (prop.deviceOverlap)
        	    printf( "Enabled\n" );
        	else
        	    printf( "Disabled\n");
        	printf( "Kernel execution timeout :  " );
        	if (prop.kernelExecTimeoutEnabled)
        	    printf( "Enabled\n" );
        	else
        	    printf( "Disabled\n" );
 
        	printf( "   --- Memory Information for device %d ---\n", 0 );
        	printf( "Total global mem:  %ld\n", prop.totalGlobalMem );
        	printf( "Total constant Mem:  %ld\n", prop.totalConstMem );
        	printf( "Max mem pitch:  %ld\n", prop.memPitch );
        	printf( "Texture Alignment:  %ld\n", prop.textureAlignment );
 
        	printf( "   --- MP Information for device %d ---\n", 0 );
        	printf( "Multiprocessor count:  %d\n",
        	            prop.multiProcessorCount );
        	printf( "Shared mem per mp:  %ld\n", prop.sharedMemPerBlock );
        	printf( "Registers per mp:  %d\n", prop.regsPerBlock );
        	printf( "Threads in warp:  %d\n", prop.warpSize );
        	printf( "Max threads per block:  %d\n",
        	            prop.maxThreadsPerBlock );
        	printf( "Max thread dimensions:  (%d, %d, %d)\n",
        	            prop.maxThreadsDim[0], prop.maxThreadsDim[1],
        	            prop.maxThreadsDim[2] );
        	printf( "Max grid dimensions:  (%d, %d, %d)\n",
        	            prop.maxGridSize[0], prop.maxGridSize[1],
        	            prop.maxGridSize[2] );
        	printf( "\n" );
	}
	return true;
} 


void initData(int data[]){
	for(int i=0; i<DSIZE; i++){
		data[i] = rand()%100;
	}
}



__global__ void sumGPU(int dataGPU[], int* result /*return val*/){
	//tid: current id of a thread
	int tid = blockIdx.x * blockDim.x + threadIdx.x;   
	int sum = 0;	

	for(int i= tid ;  i < DSIZE; i+= gridDim.x*blockDim.x) {  
		sum += dataGPU[i]*dataGPU[i];	
	}
	
	result[tid] = sum;
}


//one thread
int sumCPU(int data[]){
	clock_t start, end; start= clock();
	int sum=0;
	for(int i=0; i<DSIZE; i++){
		sum += data[i]*data[i];
	}
	end=clock();
	cout<<"CPU running time(ms):"<<(double)(end-start)*1000.0f/CLOCKS_PER_SEC<<endl;
	cout<<"CPU one-thread result:"<<sum<<endl;
	return sum;
}

///////////////////////  main program ////////////////
int main(){
	//cuda_init();
	int* data = new int[DSIZE];
	initData(data);
	cout<<"\n******** CPU ***********"<<endl;
	sumCPU(data);

	/////// GPU job //////////
	cout<<"\n******** GPU ***********"<<endl;
	dim3 blocksize(256);
	dim3 gridsize(16);
	cout<<"block size:"<<blocksize.x<<endl;
	cout<<"grid size:"<<gridsize.x<<endl;
	
	clock_t start, end; start= clock();
	//int dataGPU[DSIZE]; //this is wrong, cpu will allocate memory from stack 
	int* dataGPU;  
	int result_size = blocksize.x*gridsize.x;
	int* result;
	hipMalloc((void**)&dataGPU,sizeof(int)*DSIZE);
	hipMalloc((void**)&result, sizeof(int)*result_size); 	

	hipMemcpy(dataGPU,data,sizeof(int)*DSIZE,hipMemcpyHostToDevice);
	sumGPU<<<gridsize, blocksize>>>(dataGPU,result);

	int psum [blocksize.x*gridsize.x];
	hipMemcpy(psum,result,sizeof(int)*blocksize.x*gridsize.x,hipMemcpyDeviceToHost);
	 
	int sum=0;
	for(int i=0; i<blocksize.x*gridsize.x; i++){
		sum += psum[i];	
	}
	cout<<"GPU result:"<<sum<<endl;
	end=clock();
	cout<<"GPU running time(ms):"<<(double)(end-start)*1000.0f/CLOCKS_PER_SEC<<endl;
}

	.text
	.file	"sum0.hip"
                                        # Start of file scope inline assembly
	.globl	_ZSt21ios_base_library_initv

                                        # End of file scope inline assembly
	.globl	_Z9cuda_initv                   # -- Begin function _Z9cuda_initv
	.type	_Z9cuda_initv,@function
_Z9cuda_initv:                          # @_Z9cuda_initv
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	subq	$1488, %rsp                     # imm = 0x5D0
	.cfi_def_cfa_offset 1520
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	12(%rsp), %rbx
	movq	%rbx, %rdi
	callq	hipGetDeviceCount
	movl	$_ZSt4cout, %edi
	movl	$.L.str, %esi
	movl	$18, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	(%rbx), %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSolsEi
	movq	%rax, %rbx
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%rbx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%rbx, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	leaq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipGetDevicePropertiesR0600
	testl	%eax, %eax
	jne	.LBB0_2
# %bb.1:
	movl	$.L.str.1, %edi
	xorl	%esi, %esi
	xorl	%eax, %eax
	callq	printf
	leaq	16(%rsp), %rbx
	movl	$.L.str.2, %edi
	movq	%rbx, %rsi
	xorl	%eax, %eax
	callq	printf
	movl	360(%rbx), %esi
	movl	364(%rbx), %edx
	movl	$.L.str.3, %edi
	xorl	%eax, %eax
	callq	printf
	movl	348(%rbx), %esi
	movl	$.L.str.4, %edi
	xorl	%eax, %eax
	callq	printf
	movl	$.L.str.5, %edi
	xorl	%eax, %eax
	callq	printf
	cmpl	$0, 384(%rbx)
	movl	$.Lstr.2, %r15d
	movl	$.Lstr.3, %r14d
	movl	$.Lstr.3, %edi
	cmoveq	%r15, %rdi
	callq	puts@PLT
	movl	$.L.str.8, %edi
	xorl	%eax, %eax
	callq	printf
	cmpl	$0, 392(%rbx)
	cmoveq	%r15, %r14
	movq	%r14, %rdi
	callq	puts@PLT
	movl	$.L.str.9, %edi
	xorl	%esi, %esi
	xorl	%eax, %eax
	callq	printf
	movq	288(%rbx), %rsi
	movl	$.L.str.10, %edi
	xorl	%eax, %eax
	callq	printf
	movq	352(%rbx), %rsi
	movl	$.L.str.11, %edi
	xorl	%eax, %eax
	callq	printf
	movq	312(%rbx), %rsi
	movl	$.L.str.12, %edi
	xorl	%eax, %eax
	callq	printf
	movq	368(%rbx), %rsi
	movl	$.L.str.13, %edi
	xorl	%eax, %eax
	callq	printf
	movl	$.L.str.14, %edi
	xorl	%esi, %esi
	xorl	%eax, %eax
	callq	printf
	movl	388(%rbx), %esi
	movl	$.L.str.15, %edi
	xorl	%eax, %eax
	callq	printf
	movq	296(%rbx), %rsi
	movl	$.L.str.16, %edi
	xorl	%eax, %eax
	callq	printf
	movl	304(%rbx), %esi
	movl	$.L.str.17, %edi
	xorl	%eax, %eax
	callq	printf
	movl	308(%rbx), %esi
	movl	$.L.str.18, %edi
	xorl	%eax, %eax
	callq	printf
	movl	320(%rbx), %esi
	movl	$.L.str.19, %edi
	xorl	%eax, %eax
	callq	printf
	movl	324(%rbx), %esi
	movl	328(%rbx), %edx
	movl	332(%rbx), %ecx
	movl	$.L.str.20, %edi
	xorl	%eax, %eax
	callq	printf
	movl	336(%rbx), %esi
	movl	340(%rbx), %edx
	movl	344(%rbx), %ecx
	movl	$.L.str.21, %edi
	xorl	%eax, %eax
	callq	printf
	movl	$10, %edi
	callq	putchar@PLT
.LBB0_2:
	movb	$1, %al
	addq	$1488, %rsp                     # imm = 0x5D0
	.cfi_def_cfa_offset 32
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	_Z9cuda_initv, .Lfunc_end0-_Z9cuda_initv
	.cfi_endproc
                                        # -- End function
	.globl	_Z8initDataPi                   # -- Begin function _Z8initDataPi
	.type	_Z8initDataPi,@function
_Z8initDataPi:                          # @_Z8initDataPi
	.cfi_startproc
# %bb.0:
	pushq	%r14
	.cfi_def_cfa_offset 16
	pushq	%rbx
	.cfi_def_cfa_offset 24
	pushq	%rax
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -24
	.cfi_offset %r14, -16
	movq	%rdi, %rbx
	xorl	%r14d, %r14d
.LBB1_1:                                # =>This Inner Loop Header: Depth=1
	callq	rand
	cltq
	imulq	$1374389535, %rax, %rcx         # imm = 0x51EB851F
	movq	%rcx, %rdx
	shrq	$63, %rdx
	sarq	$37, %rcx
	addl	%edx, %ecx
	imull	$100, %ecx, %ecx
	subl	%ecx, %eax
	movl	%eax, (%rbx,%r14,4)
	incq	%r14
	cmpq	$20000000, %r14                 # imm = 0x1312D00
	jne	.LBB1_1
# %bb.2:
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%r14
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	_Z8initDataPi, .Lfunc_end1-_Z8initDataPi
	.cfi_endproc
                                        # -- End function
	.globl	_Z21__device_stub__sumGPUPiS_   # -- Begin function _Z21__device_stub__sumGPUPiS_
	.type	_Z21__device_stub__sumGPUPiS_,@function
_Z21__device_stub__sumGPUPiS_:          # @_Z21__device_stub__sumGPUPiS_
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$80, %rsp
	.cfi_def_cfa_offset 128
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	24(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	16(%rsp), %rcx
	movq	%rsi, (%rcx)
	leaq	64(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	leaq	48(%rsp), %r14
	leaq	32(%rsp), %r15
	leaq	8(%rsp), %r12
	movq	%rsp, %r13
	movq	%r14, %rdi
	movq	%r15, %rsi
	movq	%r12, %rdx
	movq	%r13, %rcx
	callq	__hipPopCallConfiguration
	movq	(%r14), %rsi
	movl	8(%r14), %edx
	movq	(%r15), %rcx
	movl	8(%r15), %r8d
	movl	$_Z6sumGPUPiS_, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$96, %rsp
	.cfi_adjust_cfa_offset -96
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end2:
	.size	_Z21__device_stub__sumGPUPiS_, .Lfunc_end2-_Z21__device_stub__sumGPUPiS_
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst8,"aM",@progbits,8
	.p2align	3, 0x0                          # -- Begin function _Z6sumCPUPi
.LCPI3_0:
	.quad	0x408f400000000000              # double 1000
.LCPI3_1:
	.quad	0x412e848000000000              # double 1.0E+6
	.text
	.globl	_Z6sumCPUPi
	.type	_Z6sumCPUPi,@function
_Z6sumCPUPi:                            # @_Z6sumCPUPi
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r12
	.cfi_def_cfa_offset 32
	pushq	%rbx
	.cfi_def_cfa_offset 40
	pushq	%rax
	.cfi_def_cfa_offset 48
	.cfi_offset %rbx, -40
	.cfi_offset %r12, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	movq	%rdi, %r15
	xorl	%r12d, %r12d
	callq	clock
	movq	%rax, %r14
	xorl	%ebx, %ebx
.LBB3_1:                                # =>This Inner Loop Header: Depth=1
	movl	(%r15,%r12,4), %eax
	imull	%eax, %eax
	addl	%eax, %ebx
	incq	%r12
	cmpq	$20000000, %r12                 # imm = 0x1312D00
	jne	.LBB3_1
# %bb.2:
	callq	clock
	movq	%rax, %r15
	movl	$_ZSt4cout, %edi
	movl	$.L.str.23, %esi
	movl	$21, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	subq	%r14, %r15
	cvtsi2sd	%r15, %xmm0
	mulsd	.LCPI3_0(%rip), %xmm0
	divsd	.LCPI3_1(%rip), %xmm0
	movl	$_ZSt4cout, %edi
	callq	_ZNSo9_M_insertIdEERSoT_
	movq	%rax, %r14
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r14, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	$_ZSt4cout, %edi
	movl	$.L.str.24, %esi
	movl	$22, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	%ebx, %esi
	callq	_ZNSolsEi
	movq	%rax, %r14
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r14, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	%ebx, %eax
	addq	$8, %rsp
	.cfi_def_cfa_offset 40
	popq	%rbx
	.cfi_def_cfa_offset 32
	popq	%r12
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end3:
	.size	_Z6sumCPUPi, .Lfunc_end3-_Z6sumCPUPi
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst8,"aM",@progbits,8
	.p2align	3, 0x0                          # -- Begin function main
.LCPI4_0:
	.quad	0x408f400000000000              # double 1000
.LCPI4_1:
	.quad	0x412e848000000000              # double 1.0E+6
	.text
	.globl	main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	.cfi_offset %rbp, -16
	movq	%rsp, %rbp
	.cfi_def_cfa_register %rbp
	pushq	%r15
	pushq	%r14
	pushq	%r12
	pushq	%rbx
	subq	$16, %rsp
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	movl	$80000000, %edi                 # imm = 0x4C4B400
	callq	_Znam
	movq	%rax, %rbx
	xorl	%r14d, %r14d
.LBB4_1:                                # =>This Inner Loop Header: Depth=1
	callq	rand
	cltq
	imulq	$1374389535, %rax, %rcx         # imm = 0x51EB851F
	movq	%rcx, %rdx
	shrq	$63, %rdx
	sarq	$37, %rcx
	addl	%edx, %ecx
	imull	$100, %ecx, %ecx
	subl	%ecx, %eax
	movl	%eax, (%rbx,%r14,4)
	incq	%r14
	cmpq	$20000000, %r14                 # imm = 0x1312D00
	jne	.LBB4_1
# %bb.2:                                # %_Z8initDataPi.exit
	movl	$_ZSt4cout, %r14d
	movl	$_ZSt4cout, %edi
	movl	$.L.str.25, %esi
	movl	$25, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	_ZSt4cout(%rip), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movq	%rbx, %rdi
	callq	_Z6sumCPUPi
	movl	$_ZSt4cout, %edi
	movl	$.L.str.26, %esi
	movl	$25, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	_ZSt4cout(%rip), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	$_ZSt4cout, %edi
	movl	$.L.str.27, %esi
	movl	$11, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$256, %esi                      # imm = 0x100
	callq	_ZNSo9_M_insertImEERSoT_
	movq	%rax, %r14
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r14, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	$_ZSt4cout, %edi
	movl	$.L.str.28, %esi
	movl	$10, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$16, %esi
	callq	_ZNSo9_M_insertImEERSoT_
	movq	%rax, %r14
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r14, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	callq	clock
	movq	%rax, %r14
	leaq	-48(%rbp), %r15
	movl	$80000000, %esi                 # imm = 0x4C4B400
	movq	%r15, %rdi
	callq	hipMalloc
	leaq	-40(%rbp), %rdi
	movl	$16384, %esi                    # imm = 0x4000
	callq	hipMalloc
	movq	(%r15), %rdi
	movl	$80000000, %edx                 # imm = 0x4C4B400
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	movabsq	$4294967312, %rdi               # imm = 0x100000010
	leaq	240(%rdi), %rdx
	xorl	%ebx, %ebx
	movl	$1, %esi
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB4_4
# %bb.3:
	movq	-48(%rbp), %rdi
	movq	-40(%rbp), %rsi
	callq	_Z21__device_stub__sumGPUPiS_
.LBB4_4:
	movq	%rsp, %r12
	movq	%rsp, %r15
	addq	$-16384, %r15                   # imm = 0xC000
	movq	%r15, %rsp
	movq	-40(%rbp), %rsi
	movl	$16384, %edx                    # imm = 0x4000
	movq	%r15, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	xorl	%eax, %eax
.LBB4_5:                                # =>This Inner Loop Header: Depth=1
	addl	(%r15,%rax,4), %ebx
	incq	%rax
	cmpq	$4096, %rax                     # imm = 0x1000
	jne	.LBB4_5
# %bb.6:
	movl	$_ZSt4cout, %edi
	movl	$.L.str.29, %esi
	movl	$11, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	%ebx, %esi
	callq	_ZNSolsEi
	movq	%rax, %rbx
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%rbx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%rbx, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	callq	clock
	movq	%rax, %rbx
	movl	$_ZSt4cout, %edi
	movl	$.L.str.30, %esi
	movl	$21, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	subq	%r14, %rbx
	cvtsi2sd	%rbx, %xmm0
	mulsd	.LCPI4_0(%rip), %xmm0
	divsd	.LCPI4_1(%rip), %xmm0
	movl	$_ZSt4cout, %edi
	callq	_ZNSo9_M_insertIdEERSoT_
	movq	%rax, %rbx
	movq	(%rax), %rax
	movq	-24(%rax), %rdi
	addq	%rbx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%rbx, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movq	%r12, %rsp
	xorl	%eax, %eax
	leaq	-32(%rbp), %rsp
	popq	%rbx
	popq	%r12
	popq	%r14
	popq	%r15
	popq	%rbp
	.cfi_def_cfa %rsp, 8
	retq
.Lfunc_end4:
	.size	main, .Lfunc_end4-main
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_ctor
	.type	__hip_module_ctor,@function
__hip_module_ctor:                      # @__hip_module_ctor
	.cfi_startproc
# %bb.0:
	subq	$40, %rsp
	.cfi_def_cfa_offset 48
	movq	__hip_gpubin_handle(%rip), %rdi
	testq	%rdi, %rdi
	jne	.LBB5_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB5_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z6sumGPUPiS_, %esi
	movl	$.L__unnamed_1, %edx
	movl	$.L__unnamed_1, %ecx
	movl	$-1, %r8d
	xorl	%r9d, %r9d
	callq	__hipRegisterFunction
	movl	$__hip_module_dtor, %edi
	addq	$40, %rsp
	.cfi_def_cfa_offset 8
	jmp	atexit                          # TAILCALL
.Lfunc_end5:
	.size	__hip_module_ctor, .Lfunc_end5-__hip_module_ctor
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_dtor
	.type	__hip_module_dtor,@function
__hip_module_dtor:                      # @__hip_module_dtor
	.cfi_startproc
# %bb.0:
	movq	__hip_gpubin_handle(%rip), %rdi
	testq	%rdi, %rdi
	je	.LBB6_2
# %bb.1:
	pushq	%rax
	.cfi_def_cfa_offset 16
	callq	__hipUnregisterFatBinary
	movq	$0, __hip_gpubin_handle(%rip)
	addq	$8, %rsp
	.cfi_def_cfa_offset 8
.LBB6_2:
	retq
.Lfunc_end6:
	.size	__hip_module_dtor, .Lfunc_end6-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"cuda device count:"
	.size	.L.str, 19

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"   --- General Information for device %d ---\n"
	.size	.L.str.1, 46

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	"Name:  %s\n"
	.size	.L.str.2, 11

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"Compute capability:  %d.%d\n"
	.size	.L.str.3, 28

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Clock rate:  %d\n"
	.size	.L.str.4, 17

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Device copy overlap:  "
	.size	.L.str.5, 23

	.type	.L.str.8,@object                # @.str.8
.L.str.8:
	.asciz	"Kernel execution timeout :  "
	.size	.L.str.8, 29

	.type	.L.str.9,@object                # @.str.9
.L.str.9:
	.asciz	"   --- Memory Information for device %d ---\n"
	.size	.L.str.9, 45

	.type	.L.str.10,@object               # @.str.10
.L.str.10:
	.asciz	"Total global mem:  %ld\n"
	.size	.L.str.10, 24

	.type	.L.str.11,@object               # @.str.11
.L.str.11:
	.asciz	"Total constant Mem:  %ld\n"
	.size	.L.str.11, 26

	.type	.L.str.12,@object               # @.str.12
.L.str.12:
	.asciz	"Max mem pitch:  %ld\n"
	.size	.L.str.12, 21

	.type	.L.str.13,@object               # @.str.13
.L.str.13:
	.asciz	"Texture Alignment:  %ld\n"
	.size	.L.str.13, 25

	.type	.L.str.14,@object               # @.str.14
.L.str.14:
	.asciz	"   --- MP Information for device %d ---\n"
	.size	.L.str.14, 41

	.type	.L.str.15,@object               # @.str.15
.L.str.15:
	.asciz	"Multiprocessor count:  %d\n"
	.size	.L.str.15, 27

	.type	.L.str.16,@object               # @.str.16
.L.str.16:
	.asciz	"Shared mem per mp:  %ld\n"
	.size	.L.str.16, 25

	.type	.L.str.17,@object               # @.str.17
.L.str.17:
	.asciz	"Registers per mp:  %d\n"
	.size	.L.str.17, 23

	.type	.L.str.18,@object               # @.str.18
.L.str.18:
	.asciz	"Threads in warp:  %d\n"
	.size	.L.str.18, 22

	.type	.L.str.19,@object               # @.str.19
.L.str.19:
	.asciz	"Max threads per block:  %d\n"
	.size	.L.str.19, 28

	.type	.L.str.20,@object               # @.str.20
.L.str.20:
	.asciz	"Max thread dimensions:  (%d, %d, %d)\n"
	.size	.L.str.20, 38

	.type	.L.str.21,@object               # @.str.21
.L.str.21:
	.asciz	"Max grid dimensions:  (%d, %d, %d)\n"
	.size	.L.str.21, 36

	.type	_Z6sumGPUPiS_,@object           # @_Z6sumGPUPiS_
	.section	.rodata,"a",@progbits
	.globl	_Z6sumGPUPiS_
	.p2align	3, 0x0
_Z6sumGPUPiS_:
	.quad	_Z21__device_stub__sumGPUPiS_
	.size	_Z6sumGPUPiS_, 8

	.type	.L.str.23,@object               # @.str.23
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str.23:
	.asciz	"CPU running time(ms):"
	.size	.L.str.23, 22

	.type	.L.str.24,@object               # @.str.24
.L.str.24:
	.asciz	"CPU one-thread result:"
	.size	.L.str.24, 23

	.type	.L.str.25,@object               # @.str.25
.L.str.25:
	.asciz	"\n******** CPU ***********"
	.size	.L.str.25, 26

	.type	.L.str.26,@object               # @.str.26
.L.str.26:
	.asciz	"\n******** GPU ***********"
	.size	.L.str.26, 26

	.type	.L.str.27,@object               # @.str.27
.L.str.27:
	.asciz	"block size:"
	.size	.L.str.27, 12

	.type	.L.str.28,@object               # @.str.28
.L.str.28:
	.asciz	"grid size:"
	.size	.L.str.28, 11

	.type	.L.str.29,@object               # @.str.29
.L.str.29:
	.asciz	"GPU result:"
	.size	.L.str.29, 12

	.type	.L.str.30,@object               # @.str.30
.L.str.30:
	.asciz	"GPU running time(ms):"
	.size	.L.str.30, 22

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z6sumGPUPiS_"
	.size	.L__unnamed_1, 14

	.type	__hip_fatbin_wrapper,@object    # @__hip_fatbin_wrapper
	.section	.hipFatBinSegment,"a",@progbits
	.p2align	3, 0x0
__hip_fatbin_wrapper:
	.long	1212764230                      # 0x48495046
	.long	1                               # 0x1
	.quad	__hip_fatbin
	.quad	0
	.size	__hip_fatbin_wrapper, 24

	.type	__hip_gpubin_handle,@object     # @__hip_gpubin_handle
	.local	__hip_gpubin_handle
	.comm	__hip_gpubin_handle,8,8
	.section	.init_array,"aw",@init_array
	.p2align	3, 0x0
	.quad	__hip_module_ctor
	.type	__hip_cuid_,@object             # @__hip_cuid_
	.bss
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               # 0x0
	.size	__hip_cuid_, 1

	.type	.Lstr.2,@object                 # @str.2
	.section	.rodata.str1.1,"aMS",@progbits,1
.Lstr.2:
	.asciz	"Disabled"
	.size	.Lstr.2, 9

	.type	.Lstr.3,@object                 # @str.3
.Lstr.3:
	.asciz	"Enabled"
	.size	.Lstr.3, 8

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym _Z21__device_stub__sumGPUPiS_
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _ZSt4cout
	.addrsig_sym _Z6sumGPUPiS_
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z6sumGPUPiS_           ; -- Begin function _Z6sumGPUPiS_
	.globl	_Z6sumGPUPiS_
	.p2align	8
	.type	_Z6sumGPUPiS_,@function
_Z6sumGPUPiS_:                          ; @_Z6sumGPUPiS_
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x1c
	s_load_b128 s[4:7], s[0:1], 0x0
	s_add_u32 s0, s0, 16
	s_addc_u32 s1, s1, 0
	s_waitcnt lgkmcnt(0)
	s_and_b32 s3, s2, 0xffff
	s_mov_b32 s2, exec_lo
	v_mad_u64_u32 v[1:2], null, s15, s3, v[0:1]
	v_mov_b32_e32 v0, 0
	s_delay_alu instid0(VALU_DEP_2)
	v_cmpx_gt_i32_e32 0x1312d00, v1
	s_cbranch_execz .LBB0_4
; %bb.1:                                ; %.lr.ph
	s_load_b32 s1, s[0:1], 0x0
	v_mov_b32_e32 v0, 0
	v_mov_b32_e32 v2, v1
	s_mov_b32 s0, 0
	s_waitcnt lgkmcnt(0)
	s_mul_i32 s1, s1, s3
.LBB0_2:                                ; =>This Inner Loop Header: Depth=1
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v3, 31, v2
	v_lshlrev_b64 v[3:4], 2, v[2:3]
	v_add_nc_u32_e32 v2, s1, v2
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_add_co_u32 v3, vcc_lo, s4, v3
	v_add_co_ci_u32_e32 v4, vcc_lo, s5, v4, vcc_lo
	s_delay_alu instid0(VALU_DEP_3) | instskip(SKIP_4) | instid1(VALU_DEP_1)
	v_cmp_lt_i32_e32 vcc_lo, 0x1312cff, v2
	global_load_b32 v5, v[3:4], off
	s_or_b32 s0, vcc_lo, s0
	s_waitcnt vmcnt(0)
	v_mad_u64_u32 v[3:4], null, v5, v5, v[0:1]
	v_mov_b32_e32 v0, v3
	s_and_not1_b32 exec_lo, exec_lo, s0
	s_cbranch_execnz .LBB0_2
; %bb.3:                                ; %Flow
	s_or_b32 exec_lo, exec_lo, s0
.LBB0_4:                                ; %Flow20
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	s_or_b32 exec_lo, exec_lo, s2
	v_ashrrev_i32_e32 v2, 31, v1
	v_lshlrev_b64 v[1:2], 2, v[1:2]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v1, vcc_lo, s6, v1
	v_add_co_ci_u32_e32 v2, vcc_lo, s7, v2, vcc_lo
	global_store_b32 v[1:2], v0, off
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z6sumGPUPiS_
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 272
		.amdhsa_user_sgpr_count 15
		.amdhsa_user_sgpr_dispatch_ptr 0
		.amdhsa_user_sgpr_queue_ptr 0
		.amdhsa_user_sgpr_kernarg_segment_ptr 1
		.amdhsa_user_sgpr_dispatch_id 0
		.amdhsa_user_sgpr_private_segment_size 0
		.amdhsa_wavefront_size32 1
		.amdhsa_uses_dynamic_stack 0
		.amdhsa_enable_private_segment 0
		.amdhsa_system_sgpr_workgroup_id_x 1
		.amdhsa_system_sgpr_workgroup_id_y 0
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 0
		.amdhsa_next_free_vgpr 6
		.amdhsa_next_free_sgpr 16
		.amdhsa_float_round_mode_32 0
		.amdhsa_float_round_mode_16_64 0
		.amdhsa_float_denorm_mode_32 3
		.amdhsa_float_denorm_mode_16_64 3
		.amdhsa_dx10_clamp 1
		.amdhsa_ieee_mode 1
		.amdhsa_fp16_overflow 0
		.amdhsa_workgroup_processor_mode 1
		.amdhsa_memory_ordered 1
		.amdhsa_forward_progress 0
		.amdhsa_shared_vgpr_count 0
		.amdhsa_exception_fp_ieee_invalid_op 0
		.amdhsa_exception_fp_denorm_src 0
		.amdhsa_exception_fp_ieee_div_zero 0
		.amdhsa_exception_fp_ieee_overflow 0
		.amdhsa_exception_fp_ieee_underflow 0
		.amdhsa_exception_fp_ieee_inexact 0
		.amdhsa_exception_int_div_zero 0
	.end_amdhsa_kernel
	.text
.Lfunc_end0:
	.size	_Z6sumGPUPiS_, .Lfunc_end0-_Z6sumGPUPiS_
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 244
; NumSgprs: 18
; NumVgprs: 6
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 6
; Occupancy: 16
; WaveLimiterHint : 0
; COMPUTE_PGM_RSRC2:SCRATCH_EN: 0
; COMPUTE_PGM_RSRC2:USER_SGPR: 15
; COMPUTE_PGM_RSRC2:TRAP_HANDLER: 0
; COMPUTE_PGM_RSRC2:TGID_X_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Y_EN: 0
; COMPUTE_PGM_RSRC2:TGID_Z_EN: 0
; COMPUTE_PGM_RSRC2:TIDIG_COMP_CNT: 0
	.text
	.p2alignl 7, 3214868480
	.fill 96, 4, 3214868480
	.type	__hip_cuid_,@object             ; @__hip_cuid_
	.section	.bss,"aw",@nobits
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               ; 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym __hip_cuid_
	.amdgpu_metadata
---
amdhsa.kernels:
  - .args:
      - .address_space:  global
        .offset:         0
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         8
        .size:           8
        .value_kind:     global_buffer
      - .offset:         16
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         20
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         28
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         30
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         32
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         34
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         36
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         38
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         56
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         80
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 272
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z6sumGPUPiS_
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z6sumGPUPiS_.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     6
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
