#include<stdio.h>
#include<sys/time.h>

// time of execution AOS will be more than SOA as AOS contains other data
// which is not yet loaded.

// Simple utility function to check for CUDA runtime errors
void checkCUDAError(const char* msg);

const int numThreads = 1000000;
int numThreadsPerBlock = 16;


// Array of structure a structure occupies 72 B
typedef struct {
	double3 pos;
	double3 vel;
	double3 force;
}atom;

//////////////////////////////////////////////////////
// 		KERNEL
//////////////////////////////////////////////////////
__global__ void updateAtomKernel(const atom *d_in,atom *d_out ,const int N){
	
	//int t_idx = threadIdx.x;	// thread index
	int idx = threadIdx.x + blockIdx.x*blockDim.x;
	
	//Colesced memory access.

	d_out[idx].pos.x =  2*d_in[idx].pos.x ;
	d_out[idx].pos.y =  2*d_in[idx].pos.y ;
	d_out[idx].pos.z =  2*d_in[idx].pos.z ;

	d_out[idx].vel.x =  2*d_in[idx].vel.x;
	d_out[idx].vel.y =  2*d_in[idx].vel.y;
	d_out[idx].vel.z =  2*d_in[idx].vel.z;

	d_out[idx].force.x = 2*d_in[idx].force.x;
	d_out[idx].force.y = 2*d_in[idx].force.y;
	d_out[idx].force.z = 2*d_in[idx].force.z;
}


////////////////////////////////////////////////////////////
//		Main Program
////////////////////////////////////////////////////////////
int main(int argc,char **argv){

	if(argc >= 1)  numThreadsPerBlock = atoi(argv[1]) ;

	// assign host memory variable and size
	atom *h_aos;						// number of threads
	int sizeA = numThreads*sizeof(atom); 				// size of host memory
	timeval t;
	double time;

	// assign device memory address
	atom *d_a;
	atom *d_b;

	// assign number of blocks and num of threads
	//int numThreadsPerBlock = ThreadsPerBlock;
	int numBlocks = numThreads/numThreadsPerBlock;

	// allocate space to host memory and device
	int memSize = sizeA;
	h_aos = (atom*)malloc(sizeA);
	cudaMalloc((void **)&d_a,memSize);
	cudaMalloc((void **)&d_b,memSize);

	//intialize host device
	for(int i=0;i<numThreads;i++){
		h_aos[i].pos.x = 1;
		h_aos[i].pos.y = 1;
		h_aos[i].pos.z = 1;

		h_aos[i].vel.x = 1;
		h_aos[i].vel.y = 1; 
		h_aos[i].vel.z = 1; 

		h_aos[i].force.x = 1; 
		h_aos[i].force.y = 1; 
		h_aos[i].force.z = 1; 

	}

	//copy host to device all the memory
	cudaMemcpy(d_a,h_aos,memSize,cudaMemcpyHostToDevice);
	
	gettimeofday(&t,NULL);
	time = t.tv_sec*1000.0 + (t.tv_usec/1000.0);

	//launch kernel
	dim3 dimGrid(numBlocks);
	dim3 dimBlock(numThreadsPerBlock);
	updateAtomKernel<<<dimGrid,dimBlock>>>(d_a,d_b,numThreads);

	//let the threads complete
	cudaThreadSynchronize();

	// check if any error
	checkCUDAError("Invocation kernel");
	
	gettimeofday(&t,NULL);
	time = t.tv_sec*1000.0 + (t.tv_usec/1000.0) - time;	
	
    // device to host copy
    cudaMemcpy( h_aos, d_b, memSize, cudaMemcpyDeviceToHost );

    // To validate result. must be all = 2
	/*
    for(int i=0;i<numThreads;i++){
	  	
		printf("new pos x: %f \n",h_aos[i].pos.x);
    		printf("new pos y: %f \n",h_aos[i].pos.y);
    		printf("new pos x: %f \n",h_aos[i].pos.z);

    		printf("new vel y: %f \n",h_aos[i].vel.x);
    		printf("new vel x: %f \n",h_aos[i].vel.y);
    		printf("new vel y: %f \n",h_aos[i].vel.z);

    		printf("new force x: %f \n",h_aos[i].force.x);
    		printf("new force y: %f \n",h_aos[i].force.y);
    		printf("new force z: %f \n",h_aos[i].force.z);
	
    	}*/
	
	printf("Time taken in ThreadsPerBlock: %d is %f msec\n", numThreadsPerBlock,time);

    // Free some memory
    cudaFree(d_a);
    cudaFree(d_b);
    free(h_aos);

}

void checkCUDAError(const char *msg)
{
    cudaError_t err = cudaGetLastError();
    if( cudaSuccess != err)
    {
        fprintf(stderr, "Cuda error: %s: %s.\n", msg, cudaGetErrorString( err) );
        exit(EXIT_FAILURE);
    }
}

	.file	"tmpxft_00291be5_00000000-6_hw1-b-AOS.cudafe1.cpp"
	.text
#APP

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB2031:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE2031:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"Cuda error: %s: %s.\n"
	.text
	.globl	_Z14checkCUDAErrorPKc
	.type	_Z14checkCUDAErrorPKc, @function
_Z14checkCUDAErrorPKc:
.LFB2028:
	.cfi_startproc
	endbr64
	pushq	%rbx
	.cfi_def_cfa_offset 16
	.cfi_offset 3, -16
	movq	%rdi, %rbx
	call	cudaGetLastError@PLT
	testl	%eax, %eax
	je	.L2
	movl	%eax, %edi
	call	cudaGetErrorString@PLT
	movq	stderr(%rip), %rdi
	movq	%rbx, %rcx
	leaq	.LC0(%rip), %rdx
	movq	%rax, %r8
	movl	$2, %esi
	xorl	%eax, %eax
	call	__fprintf_chk@PLT
	movl	$1, %edi
	call	exit@PLT
.L2:
	popq	%rbx
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2028:
	.size	_Z14checkCUDAErrorPKc, .-_Z14checkCUDAErrorPKc
	.globl	_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i
	.type	_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i, @function
_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i:
.LFB2053:
	.cfi_startproc
	endbr64
	subq	$136, %rsp
	.cfi_def_cfa_offset 144
	movq	%rdi, 24(%rsp)
	leaq	40(%rsp), %rcx
	leaq	48(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	60(%rsp), %rsi
	movl	%edx, 12(%rsp)
	leaq	32(%rsp), %rdx
	movq	%fs:40, %rax
	movq	%rax, 120(%rsp)
	xorl	%eax, %eax
	leaq	24(%rsp), %rax
	movl	$1, 56(%rsp)
	movq	%rax, 96(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 104(%rsp)
	leaq	12(%rsp), %rax
	movq	%rax, 112(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 48(%rsp)
	movq	%rax, 60(%rsp)
	movl	$1, 68(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L6
	pushq	40(%rsp)
	.cfi_def_cfa_offset 152
	leaq	_Z16updateAtomKernelPK4atomPS_i(%rip), %rdi
	pushq	40(%rsp)
	.cfi_def_cfa_offset 160
	movq	76(%rsp), %rcx
	movl	84(%rsp), %r8d
	movq	64(%rsp), %rsi
	movl	72(%rsp), %edx
	leaq	112(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 152
	popq	%rdx
	.cfi_def_cfa_offset 144
.L6:
	movq	120(%rsp), %rax
	subq	%fs:40, %rax
	je	.L8
	call	__stack_chk_fail@PLT
.L8:
	addq	$136, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2053:
	.size	_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i, .-_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i
	.globl	_Z16updateAtomKernelPK4atomPS_i
	.type	_Z16updateAtomKernelPK4atomPS_i, @function
_Z16updateAtomKernelPK4atomPS_i:
.LFB2054:
	.cfi_startproc
	endbr64
	jmp	_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i
	.cfi_endproc
.LFE2054:
	.size	_Z16updateAtomKernelPK4atomPS_i, .-_Z16updateAtomKernelPK4atomPS_i
	.section	.rodata.str1.1
.LC3:
	.string	"Invocation kernel"
.LC4:
	.string	"Time taken in ThreadsPerBlock: %d is %f msec\n"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB2027:
	.cfi_startproc
	endbr64
	pushq	%r12
	.cfi_def_cfa_offset 16
	.cfi_offset 12, -16
	pushq	%rbp
	.cfi_def_cfa_offset 24
	.cfi_offset 6, -24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset 3, -32
	subq	$80, %rsp
	.cfi_def_cfa_offset 112
	movq	%fs:40, %rax
	movq	%rax, 72(%rsp)
	xorl	%eax, %eax
	testl	%edi, %edi
	jle	.L12
	movq	8(%rsi), %rdi
	call	atoi@PLT
	movl	%eax, numThreadsPerBlock(%rip)
.L12:
	movl	$1000000, %eax
	movl	$72000000, %edi
	cltd
	idivl	numThreadsPerBlock(%rip)
	movl	%eax, %ebp
	call	malloc@PLT
	leaq	16(%rsp), %rdi
	movl	$72000000, %esi
	movq	%rax, %rbx
	call	cudaMalloc@PLT
	leaq	24(%rsp), %rdi
	movl	$72000000, %esi
	call	cudaMalloc@PLT
	movsd	.LC1(%rip), %xmm0
	movq	%rbx, %rdx
	leaq	72000000(%rbx), %rax
.L13:
	movsd	%xmm0, (%rdx)
	addq	$72, %rdx
	movsd	%xmm0, -64(%rdx)
	movsd	%xmm0, -56(%rdx)
	movsd	%xmm0, -48(%rdx)
	movsd	%xmm0, -40(%rdx)
	movsd	%xmm0, -32(%rdx)
	movsd	%xmm0, -24(%rdx)
	movsd	%xmm0, -16(%rdx)
	movsd	%xmm0, -8(%rdx)
	cmpq	%rax, %rdx
	jne	.L13
	movq	16(%rsp), %rdi
	movl	$1, %ecx
	movl	$72000000, %edx
	movq	%rbx, %rsi
	leaq	56(%rsp), %r12
	call	cudaMemcpy@PLT
	xorl	%esi, %esi
	movq	%r12, %rdi
	call	gettimeofday@PLT
	movl	%ebp, 32(%rsp)
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	cvtsi2sdq	56(%rsp), %xmm1
	mulsd	.LC2(%rip), %xmm1
	movabsq	$4294967297, %rax
	movl	numThreadsPerBlock(%rip), %edx
	cvtsi2sdq	64(%rsp), %xmm0
	movq	%rax, 36(%rsp)
	divsd	.LC2(%rip), %xmm0
	movq	32(%rsp), %rdi
	movl	40(%rsp), %esi
	movq	%rax, 48(%rsp)
	movl	%edx, 44(%rsp)
	movl	52(%rsp), %ecx
	movq	44(%rsp), %rdx
	addsd	%xmm0, %xmm1
	movsd	%xmm1, 8(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L14
	movq	24(%rsp), %rsi
	movq	16(%rsp), %rdi
	movl	$1000000, %edx
	call	_Z45__device_stub__Z16updateAtomKernelPK4atomPS_iPK4atomPS_i
.L14:
	call	cudaThreadSynchronize@PLT
	leaq	.LC3(%rip), %rdi
	call	_Z14checkCUDAErrorPKc
	xorl	%esi, %esi
	movq	%r12, %rdi
	call	gettimeofday@PLT
	cvtsi2sdq	56(%rsp), %xmm0
	movq	24(%rsp), %rsi
	movq	%rbx, %rdi
	mulsd	.LC2(%rip), %xmm0
	movl	$2, %ecx
	movl	$72000000, %edx
	cvtsi2sdq	64(%rsp), %xmm1
	divsd	.LC2(%rip), %xmm1
	addsd	%xmm1, %xmm0
	subsd	8(%rsp), %xmm0
	movsd	%xmm0, 8(%rsp)
	call	cudaMemcpy@PLT
	movsd	8(%rsp), %xmm0
	movl	numThreadsPerBlock(%rip), %edx
	movb	$1, %al
	leaq	.LC4(%rip), %rsi
	movl	$2, %edi
	call	__printf_chk@PLT
	movq	16(%rsp), %rdi
	call	cudaFree@PLT
	movq	24(%rsp), %rdi
	call	cudaFree@PLT
	movq	%rbx, %rdi
	call	free@PLT
	movq	72(%rsp), %rax
	subq	%fs:40, %rax
	je	.L15
	call	__stack_chk_fail@PLT
.L15:
	addq	$80, %rsp
	.cfi_def_cfa_offset 32
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%rbp
	.cfi_def_cfa_offset 16
	popq	%r12
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2027:
	.size	main, .-main
	.section	.rodata.str1.1
.LC5:
	.string	"_Z16updateAtomKernelPK4atomPS_i"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB2056:
	.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	.LC5(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z16updateAtomKernelPK4atomPS_i(%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
.LFE2056:
	.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
	.globl	numThreadsPerBlock
	.data
	.align 4
	.type	numThreadsPerBlock, @object
	.size	numThreadsPerBlock, 4
numThreadsPerBlock:
	.long	16
	.section	.rodata.cst8,"aM",@progbits,8
	.align 8
.LC1:
	.long	0
	.long	1072693248
	.align 8
.LC2:
	.long	0
	.long	1083129856
	.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 <hip/hip_runtime.h>
#include<stdio.h>
#include<sys/time.h>

// time of execution AOS will be more than SOA as AOS contains other data
// which is not yet loaded.

// Simple utility function to check for CUDA runtime errors
void checkCUDAError(const char* msg);

const int numThreads = 1000000;
int numThreadsPerBlock = 16;


// Array of structure a structure occupies 72 B
typedef struct {
	double3 pos;
	double3 vel;
	double3 force;
}atom;

//////////////////////////////////////////////////////
// 		KERNEL
//////////////////////////////////////////////////////
__global__ void updateAtomKernel(const atom *d_in,atom *d_out ,const int N){
	
	//int t_idx = threadIdx.x;	// thread index
	int idx = threadIdx.x + blockIdx.x*blockDim.x;
	
	//Colesced memory access.

	d_out[idx].pos.x =  2*d_in[idx].pos.x ;
	d_out[idx].pos.y =  2*d_in[idx].pos.y ;
	d_out[idx].pos.z =  2*d_in[idx].pos.z ;

	d_out[idx].vel.x =  2*d_in[idx].vel.x;
	d_out[idx].vel.y =  2*d_in[idx].vel.y;
	d_out[idx].vel.z =  2*d_in[idx].vel.z;

	d_out[idx].force.x = 2*d_in[idx].force.x;
	d_out[idx].force.y = 2*d_in[idx].force.y;
	d_out[idx].force.z = 2*d_in[idx].force.z;
}


////////////////////////////////////////////////////////////
//		Main Program
////////////////////////////////////////////////////////////
int main(int argc,char **argv){

	if(argc >= 1)  numThreadsPerBlock = atoi(argv[1]) ;

	// assign host memory variable and size
	atom *h_aos;						// number of threads
	int sizeA = numThreads*sizeof(atom); 				// size of host memory
	timeval t;
	double time;

	// assign device memory address
	atom *d_a;
	atom *d_b;

	// assign number of blocks and num of threads
	//int numThreadsPerBlock = ThreadsPerBlock;
	int numBlocks = numThreads/numThreadsPerBlock;

	// allocate space to host memory and device
	int memSize = sizeA;
	h_aos = (atom*)malloc(sizeA);
	hipMalloc((void **)&d_a,memSize);
	hipMalloc((void **)&d_b,memSize);

	//intialize host device
	for(int i=0;i<numThreads;i++){
		h_aos[i].pos.x = 1;
		h_aos[i].pos.y = 1;
		h_aos[i].pos.z = 1;

		h_aos[i].vel.x = 1;
		h_aos[i].vel.y = 1; 
		h_aos[i].vel.z = 1; 

		h_aos[i].force.x = 1; 
		h_aos[i].force.y = 1; 
		h_aos[i].force.z = 1; 

	}

	//copy host to device all the memory
	hipMemcpy(d_a,h_aos,memSize,hipMemcpyHostToDevice);
	
	gettimeofday(&t,NULL);
	time = t.tv_sec*1000.0 + (t.tv_usec/1000.0);

	//launch kernel
	dim3 dimGrid(numBlocks);
	dim3 dimBlock(numThreadsPerBlock);
	updateAtomKernel<<<dimGrid,dimBlock>>>(d_a,d_b,numThreads);

	//let the threads complete
	hipDeviceSynchronize();

	// check if any error
	checkCUDAError("Invocation kernel");
	
	gettimeofday(&t,NULL);
	time = t.tv_sec*1000.0 + (t.tv_usec/1000.0) - time;	
	
    // device to host copy
    hipMemcpy( h_aos, d_b, memSize, hipMemcpyDeviceToHost );

    // To validate result. must be all = 2
	/*
    for(int i=0;i<numThreads;i++){
	  	
		printf("new pos x: %f \n",h_aos[i].pos.x);
    		printf("new pos y: %f \n",h_aos[i].pos.y);
    		printf("new pos x: %f \n",h_aos[i].pos.z);

    		printf("new vel y: %f \n",h_aos[i].vel.x);
    		printf("new vel x: %f \n",h_aos[i].vel.y);
    		printf("new vel y: %f \n",h_aos[i].vel.z);

    		printf("new force x: %f \n",h_aos[i].force.x);
    		printf("new force y: %f \n",h_aos[i].force.y);
    		printf("new force z: %f \n",h_aos[i].force.z);
	
    	}*/
	
	printf("Time taken in ThreadsPerBlock: %d is %f msec\n", numThreadsPerBlock,time);

    // Free some memory
    hipFree(d_a);
    hipFree(d_b);
    free(h_aos);

}

void checkCUDAError(const char *msg)
{
    hipError_t err = hipGetLastError();
    if( hipSuccess != err)
    {
        fprintf(stderr, "Cuda error: %s: %s.\n", msg, hipGetErrorString( err) );
        exit(EXIT_FAILURE);
    }
}

	.text
	.file	"hw1-b-AOS.hip"
	.globl	_Z31__device_stub__updateAtomKernelPK4atomPS_i # -- Begin function _Z31__device_stub__updateAtomKernelPK4atomPS_i
	.type	_Z31__device_stub__updateAtomKernelPK4atomPS_i,@function
_Z31__device_stub__updateAtomKernelPK4atomPS_i: # @_Z31__device_stub__updateAtomKernelPK4atomPS_i
	.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	$112, %rsp
	.cfi_def_cfa_offset 160
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	32(%rsp), %rcx
	movq	%rsi, (%rcx)
	leaq	12(%rsp), %rsi
	movl	%edx, (%rsi)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	movq	%rsi, 16(%rbx)
	leaq	64(%rsp), %r14
	leaq	48(%rsp), %r15
	leaq	24(%rsp), %r12
	leaq	16(%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	$_Z16updateAtomKernelPK4atomPS_i, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$128, %rsp
	.cfi_adjust_cfa_offset -128
	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_end0:
	.size	_Z31__device_stub__updateAtomKernelPK4atomPS_i, .Lfunc_end0-_Z31__device_stub__updateAtomKernelPK4atomPS_i
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst8,"aM",@progbits,8
	.p2align	3, 0x0                          # -- Begin function main
.LCPI1_0:
	.quad	0x408f400000000000              # double 1000
	.text
	.globl	main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%r15
	.cfi_def_cfa_offset 24
	pushq	%r14
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$48, %rsp
	.cfi_def_cfa_offset 96
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	testl	%edi, %edi
	jle	.LBB1_1
# %bb.2:
	movq	8(%rsi), %rdi
	callq	atoi
	movl	%eax, %ebp
	movl	%eax, numThreadsPerBlock(%rip)
	jmp	.LBB1_3
.LBB1_1:                                # %._crit_edge
	movl	numThreadsPerBlock(%rip), %ebp
.LBB1_3:
	movl	$72000000, %edi                 # imm = 0x44AA200
	callq	malloc
	movq	%rax, %rbx
	leaq	24(%rsp), %rdi
	movl	$72000000, %esi                 # imm = 0x44AA200
	callq	hipMalloc
	leaq	16(%rsp), %rdi
	movl	$72000000, %esi                 # imm = 0x44AA200
	callq	hipMalloc
	movl	$64, %eax
	movabsq	$4607182418800017408, %rcx      # imm = 0x3FF0000000000000
.LBB1_4:                                # =>This Inner Loop Header: Depth=1
	movq	%rcx, -64(%rbx,%rax)
	movq	%rcx, -56(%rbx,%rax)
	movq	%rcx, -48(%rbx,%rax)
	movq	%rcx, -40(%rbx,%rax)
	movq	%rcx, -32(%rbx,%rax)
	movq	%rcx, -24(%rbx,%rax)
	movq	%rcx, -16(%rbx,%rax)
	movq	%rcx, -8(%rbx,%rax)
	movq	%rcx, (%rbx,%rax)
	addq	$72, %rax
	cmpq	$72000064, %rax                 # imm = 0x44AA240
	jne	.LBB1_4
# %bb.5:
	movl	$1000000, %eax                  # imm = 0xF4240
	xorl	%edx, %edx
	idivl	%ebp
	movl	%eax, %r14d
	movq	24(%rsp), %rdi
	movl	$72000000, %edx                 # imm = 0x44AA200
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	leaq	32(%rsp), %r15
	movq	%r15, %rdi
	xorl	%esi, %esi
	callq	gettimeofday
	movq	(%r15), %r12
	movq	8(%r15), %r15
	btsq	$32, %r14
	movl	numThreadsPerBlock(%rip), %edx
	btsq	$32, %rdx
	movq	%r14, %rdi
	movl	$1, %esi
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB1_7
# %bb.6:
	movq	24(%rsp), %rdi
	movq	16(%rsp), %rsi
	movl	$1000000, %edx                  # imm = 0xF4240
	callq	_Z31__device_stub__updateAtomKernelPK4atomPS_i
.LBB1_7:
	cvtsi2sd	%r12, %xmm0
	movsd	.LCPI1_0(%rip), %xmm2           # xmm2 = mem[0],zero
	mulsd	%xmm2, %xmm0
	cvtsi2sd	%r15, %xmm1
	divsd	%xmm2, %xmm1
	addsd	%xmm0, %xmm1
	movsd	%xmm1, 8(%rsp)                  # 8-byte Spill
	callq	hipDeviceSynchronize
	movl	$.L.str, %edi
	callq	_Z14checkCUDAErrorPKc
	leaq	32(%rsp), %r14
	movq	%r14, %rdi
	xorl	%esi, %esi
	callq	gettimeofday
	xorps	%xmm0, %xmm0
	cvtsi2sdq	(%r14), %xmm0
	movsd	.LCPI1_0(%rip), %xmm1           # xmm1 = mem[0],zero
	mulsd	%xmm1, %xmm0
	xorps	%xmm2, %xmm2
	cvtsi2sdq	8(%r14), %xmm2
	divsd	%xmm1, %xmm2
	addsd	%xmm0, %xmm2
	subsd	8(%rsp), %xmm2                  # 8-byte Folded Reload
	movsd	%xmm2, 8(%rsp)                  # 8-byte Spill
	movq	16(%rsp), %rsi
	movl	$72000000, %edx                 # imm = 0x44AA200
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	movl	numThreadsPerBlock(%rip), %esi
	movl	$.L.str.1, %edi
	movsd	8(%rsp), %xmm0                  # 8-byte Reload
                                        # xmm0 = mem[0],zero
	movb	$1, %al
	callq	printf
	movq	24(%rsp), %rdi
	callq	hipFree
	movq	16(%rsp), %rdi
	callq	hipFree
	movq	%rbx, %rdi
	callq	free
	xorl	%eax, %eax
	addq	$48, %rsp
	.cfi_def_cfa_offset 48
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r14
	.cfi_def_cfa_offset 24
	popq	%r15
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	main, .Lfunc_end1-main
	.cfi_endproc
                                        # -- End function
	.globl	_Z14checkCUDAErrorPKc           # -- Begin function _Z14checkCUDAErrorPKc
	.type	_Z14checkCUDAErrorPKc,@function
_Z14checkCUDAErrorPKc:                  # @_Z14checkCUDAErrorPKc
	.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
	callq	hipGetLastError
	testl	%eax, %eax
	jne	.LBB2_2
# %bb.1:
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%r14
	.cfi_def_cfa_offset 8
	retq
.LBB2_2:
	.cfi_def_cfa_offset 32
	movq	stderr(%rip), %r14
	movl	%eax, %edi
	callq	hipGetErrorString
	movl	$.L.str.2, %esi
	movq	%r14, %rdi
	movq	%rbx, %rdx
	movq	%rax, %rcx
	xorl	%eax, %eax
	callq	fprintf
	movl	$1, %edi
	callq	exit
.Lfunc_end2:
	.size	_Z14checkCUDAErrorPKc, .Lfunc_end2-_Z14checkCUDAErrorPKc
	.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	.LBB3_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB3_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z16updateAtomKernelPK4atomPS_i, %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_end3:
	.size	__hip_module_ctor, .Lfunc_end3-__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	.LBB4_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
.LBB4_2:
	retq
.Lfunc_end4:
	.size	__hip_module_dtor, .Lfunc_end4-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	numThreadsPerBlock,@object      # @numThreadsPerBlock
	.data
	.globl	numThreadsPerBlock
	.p2align	2, 0x0
numThreadsPerBlock:
	.long	16                              # 0x10
	.size	numThreadsPerBlock, 4

	.type	_Z16updateAtomKernelPK4atomPS_i,@object # @_Z16updateAtomKernelPK4atomPS_i
	.section	.rodata,"a",@progbits
	.globl	_Z16updateAtomKernelPK4atomPS_i
	.p2align	3, 0x0
_Z16updateAtomKernelPK4atomPS_i:
	.quad	_Z31__device_stub__updateAtomKernelPK4atomPS_i
	.size	_Z16updateAtomKernelPK4atomPS_i, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"Invocation kernel"
	.size	.L.str, 18

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"Time taken in ThreadsPerBlock: %d is %f msec\n"
	.size	.L.str.1, 46

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	"Cuda error: %s: %s.\n"
	.size	.L.str.2, 21

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z16updateAtomKernelPK4atomPS_i"
	.size	.L__unnamed_1, 32

	.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

	.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 _Z31__device_stub__updateAtomKernelPK4atomPS_i
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z16updateAtomKernelPK4atomPS_i
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z16updateAtomKernelPK4atomPS_i ; -- Begin function _Z16updateAtomKernelPK4atomPS_i
	.globl	_Z16updateAtomKernelPK4atomPS_i
	.p2align	8
	.type	_Z16updateAtomKernelPK4atomPS_i,@function
_Z16updateAtomKernelPK4atomPS_i:        ; @_Z16updateAtomKernelPK4atomPS_i
; %bb.0:
	s_clause 0x1
	s_load_b32 s4, s[0:1], 0x24
	s_load_b128 s[0:3], s[0:1], 0x0
	s_waitcnt lgkmcnt(0)
	s_and_b32 s4, s4, 0xffff
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[1:2], null, s15, s4, v[0:1]
	v_mad_i64_i32 v[2:3], null, 0x48, v1, s[0:1]
	v_mad_i64_i32 v[6:7], null, 0x48, v1, s[2:3]
	global_load_b64 v[4:5], v[2:3], off
	s_waitcnt vmcnt(0)
	v_add_f64 v[4:5], v[4:5], v[4:5]
	global_store_b64 v[6:7], v[4:5], off
	global_load_b64 v[0:1], v[2:3], off offset:8
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:8
	global_load_b64 v[0:1], v[2:3], off offset:16
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:16
	global_load_b64 v[0:1], v[2:3], off offset:24
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:24
	global_load_b64 v[0:1], v[2:3], off offset:32
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:32
	global_load_b64 v[0:1], v[2:3], off offset:40
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:40
	global_load_b64 v[0:1], v[2:3], off offset:48
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:48
	global_load_b64 v[0:1], v[2:3], off offset:56
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:56
	global_load_b64 v[0:1], v[2:3], off offset:64
	s_waitcnt vmcnt(0)
	v_add_f64 v[0:1], v[0:1], v[0:1]
	global_store_b64 v[6:7], v[0:1], off offset:64
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z16updateAtomKernelPK4atomPS_i
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 280
		.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 8
		.amdhsa_next_free_sgpr 16
		.amdhsa_reserve_vcc 0
		.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	_Z16updateAtomKernelPK4atomPS_i, .Lfunc_end0-_Z16updateAtomKernelPK4atomPS_i
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 332
; NumSgprs: 16
; NumVgprs: 8
; ScratchSize: 0
; MemoryBound: 1
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 1
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 16
; NumVGPRsForWavesPerEU: 8
; Occupancy: 16
; WaveLimiterHint : 1
; 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:     by_value
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         28
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         32
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         36
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         38
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         40
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         42
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         44
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         46
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         88
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 280
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z16updateAtomKernelPK4atomPS_i
    .private_segment_fixed_size: 0
    .sgpr_count:     16
    .sgpr_spill_count: 0
    .symbol:         _Z16updateAtomKernelPK4atomPS_i.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     8
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
