#include<cuda.h>
#include<stdio.h>

void initializeArray(int*,int);
void stampaMatriceArray(int*, int, int);
void equalArray(int*, int*, int);
void sommaMatriciCompPerCompCPU(int *, int *, int *, int);

//specifica il tipo di funzione kernel
__global__ void sommaMatriciCompPerCompGPU(int*, int*, int*, int);

int main(int argn, char * argv[]){

	//numero di blocchi e numero di thread per blocco
	dim3 gridDim, blockDim;
	int N; //numero totale di elementi dell'array (matrice)
	int flag;

	//array memorizzati sull'host
	int *A_host, *B_host, *C_host;
	//array memorizzati sul device
	int *A_device, *B_device, *C_device;
	int *copy; //array in cui copieremo i risultati di C_device
	int size; //size in byte di ciascun array

	int SM = 1536; //max num blocchi 8
	int threadEffettiviSM = 0;
	int blocResidentiSM = 0;
	int num = 8;

	if(argn<4){
		printf("Numero di parametri insufficiente!!!\n");
		printf("Uso corretto: %s <NumElementi> <NumThreadPerBlocco> <flag per la Stampa>\n",argv[0]);
		printf("Uso dei valori di default\n");
		blockDim.x = blockDim.y = num;
		N=100;
		flag=0;
	}
	else{
		num= atoi(argv[2]);
		N=atoi(argv[1]);
		blockDim.x = blockDim.y = num;
		flag=atoi(argv[3]);
	}

	printf("***\t SOMMA COMPONENTE PER COMPONENTE DI DUE MATRICI \t***\n");

	//determinazione esatta del numero di blocchi
	gridDim.x = N / blockDim.x + ((N % blockDim.x) == 0 ? 0:1); //se la divisione ha resto dobbiamo aggiungere un blocco in più alle righe 
	gridDim.y = N / blockDim.y + ((N % blockDim.y) == 0 ? 0:1); //se la divisione ha resto dobbiamo aggiungere un blocco in più alle colonne

	//size in byte di ogni array
	size = N*N*sizeof(int);
	blocResidentiSM = SM / (blockDim.x*blockDim.y);

	//stampa delle info sull'esecuzione del kernel
	printf("Taglia della matrice N*N = %d * %d\n", N,N);
	printf("Numero di thread per blocco = %d\n", blockDim.x*blockDim.y);
	printf("Numero di blocchi = %d\n", gridDim.x*gridDim.y);
	printf("Numero di blocchi residenti per SM in totale= %d \n", blocResidentiSM);
	printf("Numero di SM usati in totale= %d \n", blocResidentiSM/8);

	threadEffettiviSM = blockDim.x*blockDim.y*8;
	if(threadEffettiviSM == SM)
		printf("Uso ottimale degli SM \n");
	else
		printf("Usati solo %d thread di %d per ogni SM \n",threadEffettiviSM,SM);

	
	//allocazione dati sull'host
	A_host=(int*)malloc(size);
	B_host=(int*)malloc(size);
	C_host=(int*)malloc(size);
	copy=(int*)malloc(size); //array in cui copieremo i risultati di C_device

	//allocazione dati sul device
	cudaMalloc((void**)&A_device,size);
	cudaMalloc((void**)&B_device,size);
	cudaMalloc((void**)&C_device,size);

	//inizializzazione dati sull'host
	initializeArray(A_host, N*N);
	initializeArray(B_host, N*N);
	
	//copia dei dati dall'host al device
	cudaMemcpy(A_device, A_host, size, cudaMemcpyHostToDevice);
	cudaMemcpy(B_device, B_host, size, cudaMemcpyHostToDevice);
	
	//azzeriamo il contenuto della vettore C
	memset(C_host, 0, size); //setta a 0 l'array C_host
	cudaMemset(C_device, 0, size); //setta a 0 l'array C_device

	cudaEvent_t start, stop;
	cudaEventCreate(&start);
	cudaEventCreate(&stop);

	cudaEventRecord(start);
	
	//invocazione del kernel
	sommaMatriciCompPerCompGPU<<<gridDim, blockDim>>>(A_device, B_device, C_device, N*N);

	cudaEventRecord(stop);
	cudaEventSynchronize(stop); // assicura che tutti siano arrivati all'evento stop prima di registrare il tempo
	float elapsed;
	// tempo tra i due eventi in millisecondi
	cudaEventElapsedTime(&elapsed, start, stop);
	cudaEventDestroy(start);
	cudaEventDestroy(stop);

	
	//copia dei risultati dal device all'host
	cudaMemcpy(copy, C_device, size, cudaMemcpyDeviceToHost);
	
	printf("tempo GPU=%f\n", elapsed);

	// calcolo su CPU
	cudaEventCreate(&start);
	cudaEventCreate(&stop);
	cudaEventRecord(start);
	
	//chiamata alla funzione seriale per il prodotto di due array
	sommaMatriciCompPerCompCPU(A_host, B_host, C_host, N*N);

	cudaEventRecord(stop);
	cudaEventSynchronize(stop); // assicura che tutti siano arrivati all'evento stop prima di registrare il tempo
	cudaEventElapsedTime(&elapsed, start, stop);
	cudaEventDestroy(start);
	cudaEventDestroy(stop);
	printf("tempo CPU=%f\n", elapsed);

	//test di correttezza: verifichiamo che le due somme di matrici corrispondano
	equalArray(C_host, copy, N*N);

	//de-allocazione host
	free(A_host);
	free(B_host);
	free(C_host);
	free(copy);
	//de-allocazione device
	cudaFree(A_device);
	cudaFree(B_device);
	cudaFree(C_device);
	exit(0);
	}

	void initializeArray(int *array, int n){
		int i;
		for(i=0;i<n;i++){
			array[i] = 1/((i+1)*10);
			if (i % 2 == 0)
        		array[i] = array[i]*(-1);		
        }
	}

	void stampaMatriceArray(int* matrice, int righe, int colonne){
		int i;
		for(i=0;i<righe*colonne;i++){
			printf("%d \t", matrice[i]);
			if(i%righe==colonne-1)
				printf("\n");
		}
		printf("\n");
	}

	void equalArray(int* a, int*b, int n){
		int i=0;
		while(a[i]==b[i])
			i++;
		if(i<n)
			printf("I risultati dell'host e del device sono diversi\n");
		else
			printf("I risultati dell'host e del device coincidono\n");
	}

	//Seriale
	void sommaMatriciCompPerCompCPU(int *a, int *b, int *c, int n){
		int i;
		for(i=0;i<n;i++)
			c[i]=a[i]+b[i];
	}

	//Parallelo
	__global__ void sommaMatriciCompPerCompGPU(int *a, int *b, int *c, int n){
		int i, j, index;
		i = blockIdx.x * blockDim.x + threadIdx.x;
		j = blockIdx.y * blockDim.y + threadIdx.y;
		index = j * gridDim.x * blockDim.x + i;

		if(index < n)
			c[index] = a[index]+b[index];
	}

	.file	"tmpxft_0033c9d8_00000000-6_SommaMatriciTempi.cudafe1.cpp"
	.text
#APP

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB2034:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE2034:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.globl	_Z15initializeArrayPii
	.type	_Z15initializeArrayPii, @function
_Z15initializeArrayPii:
.LFB2028:
	.cfi_startproc
	endbr64
	xorl	%eax, %eax
.L3:
	cmpl	%eax, %esi
	jle	.L6
	xorl	%edx, %edx
	movl	%edx, (%rdi,%rax,4)
	incq	%rax
	jmp	.L3
.L6:
	ret
	.cfi_endproc
.LFE2028:
	.size	_Z15initializeArrayPii, .-_Z15initializeArrayPii
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"%d \t"
.LC1:
	.string	"\n"
	.text
	.globl	_Z18stampaMatriceArrayPiii
	.type	_Z18stampaMatriceArrayPiii, @function
_Z18stampaMatriceArrayPiii:
.LFB2029:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	leaq	.LC0(%rip), %r15
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	movl	%esi, %r14d
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	imull	%edx, %r14d
	movq	%rdi, %r13
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	xorl	%r12d, %r12d
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	movl	%edx, %ebp
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	movl	%esi, %ebx
	subq	$24, %rsp
	.cfi_def_cfa_offset 80
.L8:
	movl	%r12d, 12(%rsp)
	cmpl	%r12d, %r14d
	jle	.L12
	movl	0(%r13,%r12,4), %edx
	movq	%r15, %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movl	12(%rsp), %eax
	cltd
	idivl	%ebx
	leal	-1(%rbp), %eax
	cmpl	%eax, %edx
	jne	.L9
	leaq	.LC1(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L9:
	incq	%r12
	jmp	.L8
.L12:
	addq	$24, %rsp
	.cfi_def_cfa_offset 56
	leaq	.LC1(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%rbp
	.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
	jmp	__printf_chk@PLT
	.cfi_endproc
.LFE2029:
	.size	_Z18stampaMatriceArrayPiii, .-_Z18stampaMatriceArrayPiii
	.section	.rodata.str1.1
.LC2:
	.string	"I risultati dell'host e del device sono diversi\n"
.LC3:
	.string	"I risultati dell'host e del device coincidono\n"
	.text
	.globl	_Z10equalArrayPiS_i
	.type	_Z10equalArrayPiS_i, @function
_Z10equalArrayPiS_i:
.LFB2030:
	.cfi_startproc
	endbr64
	xorl	%eax, %eax
.L14:
	movl	(%rdi,%rax,4), %r8d
	movq	%rax, %rcx
	incq	%rax
	cmpl	-4(%rsi,%rax,4), %r8d
	je	.L14
	leaq	.LC2(%rip), %rsi
	cmpl	%ecx, %edx
	jg	.L17
	leaq	.LC3(%rip), %rsi
.L17:
	movl	$2, %edi
	xorl	%eax, %eax
	jmp	__printf_chk@PLT
	.cfi_endproc
.LFE2030:
	.size	_Z10equalArrayPiS_i, .-_Z10equalArrayPiS_i
	.globl	_Z26sommaMatriciCompPerCompCPUPiS_S_i
	.type	_Z26sommaMatriciCompPerCompCPUPiS_S_i, @function
_Z26sommaMatriciCompPerCompCPUPiS_S_i:
.LFB2031:
	.cfi_startproc
	endbr64
	xorl	%eax, %eax
.L19:
	cmpl	%eax, %ecx
	jle	.L21
	movl	(%rsi,%rax,4), %r8d
	addl	(%rdi,%rax,4), %r8d
	movl	%r8d, (%rdx,%rax,4)
	incq	%rax
	jmp	.L19
.L21:
	ret
	.cfi_endproc
.LFE2031:
	.size	_Z26sommaMatriciCompPerCompCPUPiS_S_i, .-_Z26sommaMatriciCompPerCompCPUPiS_S_i
	.globl	_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i
	.type	_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i, @function
_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i:
.LFB2056:
	.cfi_startproc
	endbr64
	subq	$152, %rsp
	.cfi_def_cfa_offset 160
	movq	%rdi, 24(%rsp)
	leaq	56(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	68(%rsp), %rsi
	movq	%rdx, 8(%rsp)
	leaq	40(%rsp), %rdx
	movl	%ecx, 4(%rsp)
	leaq	48(%rsp), %rcx
	movq	%fs:40, %rax
	movq	%rax, 136(%rsp)
	xorl	%eax, %eax
	leaq	24(%rsp), %rax
	movl	$1, 64(%rsp)
	movq	%rax, 104(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 112(%rsp)
	leaq	8(%rsp), %rax
	movq	%rax, 120(%rsp)
	leaq	4(%rsp), %rax
	movq	%rax, 128(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 56(%rsp)
	movq	%rax, 68(%rsp)
	movl	$1, 76(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L22
	pushq	48(%rsp)
	.cfi_def_cfa_offset 168
	leaq	_Z26sommaMatriciCompPerCompGPUPiS_S_i(%rip), %rdi
	pushq	48(%rsp)
	.cfi_def_cfa_offset 176
	movq	84(%rsp), %rcx
	movl	92(%rsp), %r8d
	movq	72(%rsp), %rsi
	movl	80(%rsp), %edx
	leaq	120(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 168
	popq	%rdx
	.cfi_def_cfa_offset 160
.L22:
	movq	136(%rsp), %rax
	subq	%fs:40, %rax
	je	.L24
	call	__stack_chk_fail@PLT
.L24:
	addq	$152, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2056:
	.size	_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i, .-_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i
	.globl	_Z26sommaMatriciCompPerCompGPUPiS_S_i
	.type	_Z26sommaMatriciCompPerCompGPUPiS_S_i, @function
_Z26sommaMatriciCompPerCompGPUPiS_S_i:
.LFB2057:
	.cfi_startproc
	endbr64
	jmp	_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i
	.cfi_endproc
.LFE2057:
	.size	_Z26sommaMatriciCompPerCompGPUPiS_S_i, .-_Z26sommaMatriciCompPerCompGPUPiS_S_i
	.section	.rodata.str1.1
.LC4:
	.string	"Numero di parametri insufficiente!!!\n"
.LC5:
	.string	"Uso corretto: %s <NumElementi> <NumThreadPerBlocco> <flag per la Stampa>\n"
.LC6:
	.string	"Uso dei valori di default\n"
.LC7:
	.string	"***\t SOMMA COMPONENTE PER COMPONENTE DI DUE MATRICI \t***\n"
.LC8:
	.string	"Taglia della matrice N*N = %d * %d\n"
.LC9:
	.string	"Numero di thread per blocco = %d\n"
.LC10:
	.string	"Numero di blocchi = %d\n"
.LC11:
	.string	"Numero di blocchi residenti per SM in totale= %d \n"
.LC12:
	.string	"Numero di SM usati in totale= %d \n"
.LC13:
	.string	"Uso ottimale degli SM \n"
.LC14:
	.string	"Usati solo %d thread di %d per ogni SM \n"
.LC15:
	.string	"tempo GPU=%f\n"
.LC16:
	.string	"tempo CPU=%f\n"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB2027:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	movq	%rsi, %rbx
	subq	$120, %rsp
	.cfi_def_cfa_offset 176
	movq	%fs:40, %rax
	movq	%rax, 104(%rsp)
	xorl	%eax, %eax
	movl	$1, 88(%rsp)
	movl	$1, 100(%rsp)
	cmpl	$3, %edi
	jg	.L28
	movl	$2, %edi
	leaq	.LC4(%rip), %rsi
	movl	$8, %ebp
	movl	$100, %r15d
	call	__printf_chk@PLT
	movq	(%rbx), %rdx
	movl	$2, %edi
	xorl	%eax, %eax
	leaq	.LC5(%rip), %rsi
	call	__printf_chk@PLT
	leaq	.LC6(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L29
.L28:
	movq	16(%rsi), %rdi
	call	atoi@PLT
	movq	8(%rbx), %rdi
	movl	%eax, %ebp
	call	atoi@PLT
	movl	%eax, %r15d
.L29:
	leaq	.LC7(%rip), %rsi
	xorl	%eax, %eax
	movl	%ebp, %r14d
	movl	%r15d, %r12d
	movl	$2, %edi
	call	__printf_chk@PLT
	xorl	%edx, %edx
	movl	%r15d, %eax
	movl	%r15d, %ecx
	divl	%ebp
	leaq	.LC8(%rip), %rsi
	movl	$2, %edi
	cmpl	$1, %edx
	sbbl	$-1, %eax
	imull	%ebp, %r14d
	xorl	%edx, %edx
	movl	%eax, %r13d
	imull	%r15d, %r12d
	movl	$1536, %eax
	divl	%r14d
	movl	%r15d, %edx
	leal	0(,%r12,4), %ebx
	movl	%eax, (%rsp)
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movl	%r14d, %edx
	movl	$2, %edi
	xorl	%eax, %eax
	leaq	.LC9(%rip), %rsi
	call	__printf_chk@PLT
	movl	%r13d, %edx
	movl	$2, %edi
	xorl	%eax, %eax
	imull	%r13d, %edx
	leaq	.LC10(%rip), %rsi
	call	__printf_chk@PLT
	movl	(%rsp), %edx
	movl	$2, %edi
	xorl	%eax, %eax
	leaq	.LC11(%rip), %rsi
	call	__printf_chk@PLT
	movl	(%rsp), %edx
	movl	$2, %edi
	xorl	%eax, %eax
	leaq	.LC12(%rip), %rsi
	sarl	$3, %edx
	call	__printf_chk@PLT
	leal	0(,%r14,8), %edx
	cmpl	$1536, %edx
	jne	.L30
	leaq	.LC13(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L31
.L30:
	movl	$1536, %ecx
	leaq	.LC14(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L31:
	movslq	%ebx, %rbx
	leaq	64(%rsp), %r15
	leaq	72(%rsp), %r14
	movq	%rbx, %rdi
	call	malloc@PLT
	movq	%rbx, %rdi
	movq	%rax, (%rsp)
	call	malloc@PLT
	movq	%rbx, %rdi
	movq	%rax, 8(%rsp)
	call	malloc@PLT
	movq	%rbx, %rdi
	movq	%rax, 16(%rsp)
	call	malloc@PLT
	leaq	40(%rsp), %rdi
	movq	%rbx, %rsi
	movq	%rax, 24(%rsp)
	call	cudaMalloc@PLT
	leaq	48(%rsp), %rdi
	movq	%rbx, %rsi
	call	cudaMalloc@PLT
	leaq	56(%rsp), %rdi
	movq	%rbx, %rsi
	call	cudaMalloc@PLT
	movq	(%rsp), %rdi
	movl	%r12d, %esi
	movl	$1, %ecx
	call	_Z15initializeArrayPii
	movq	8(%rsp), %rdi
	call	_Z15initializeArrayPii
	movq	(%rsp), %rsi
	movq	40(%rsp), %rdi
	movq	%rbx, %rdx
	call	cudaMemcpy@PLT
	movq	8(%rsp), %rsi
	movq	48(%rsp), %rdi
	movq	%rbx, %rdx
	movl	$1, %ecx
	call	cudaMemcpy@PLT
	movq	16(%rsp), %rdi
	movq	%rbx, %rcx
	xorl	%esi, %esi
	movq	%rbx, %rdx
	call	__memset_chk@PLT
	movq	56(%rsp), %rdi
	movq	%rbx, %rdx
	xorl	%esi, %esi
	call	cudaMemset@PLT
	movq	%r15, %rdi
	call	cudaEventCreate@PLT
	movq	%r14, %rdi
	call	cudaEventCreate@PLT
	movq	64(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	%r13d, 80(%rsp)
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movl	100(%rsp), %ecx
	movl	88(%rsp), %esi
	movl	%r13d, 84(%rsp)
	movl	%ebp, 92(%rsp)
	movq	80(%rsp), %rdi
	movl	%ebp, 96(%rsp)
	movq	92(%rsp), %rdx
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L32
	movq	56(%rsp), %rdx
	movq	48(%rsp), %rsi
	movl	%r12d, %ecx
	movq	40(%rsp), %rdi
	call	_Z51__device_stub__Z26sommaMatriciCompPerCompGPUPiS_S_iPiS_S_i
.L32:
	movq	72(%rsp), %rdi
	xorl	%esi, %esi
	leaq	36(%rsp), %rbp
	call	cudaEventRecord@PLT
	movq	72(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	72(%rsp), %rdx
	movq	64(%rsp), %rsi
	movq	%rbp, %rdi
	call	cudaEventElapsedTime@PLT
	movq	64(%rsp), %rdi
	call	cudaEventDestroy@PLT
	movq	72(%rsp), %rdi
	call	cudaEventDestroy@PLT
	movq	56(%rsp), %rsi
	movq	24(%rsp), %rdi
	movq	%rbx, %rdx
	movl	$2, %ecx
	call	cudaMemcpy@PLT
	leaq	.LC15(%rip), %rsi
	movl	$2, %edi
	movb	$1, %al
	cvtss2sd	36(%rsp), %xmm0
	call	__printf_chk@PLT
	movq	%r15, %rdi
	call	cudaEventCreate@PLT
	movq	%r14, %rdi
	call	cudaEventCreate@PLT
	movq	64(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	16(%rsp), %rdx
	movq	8(%rsp), %rsi
	movl	%r12d, %ecx
	movq	(%rsp), %rdi
	call	_Z26sommaMatriciCompPerCompCPUPiS_S_i
	movq	72(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	72(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	72(%rsp), %rdx
	movq	64(%rsp), %rsi
	movq	%rbp, %rdi
	call	cudaEventElapsedTime@PLT
	movq	64(%rsp), %rdi
	call	cudaEventDestroy@PLT
	movq	72(%rsp), %rdi
	call	cudaEventDestroy@PLT
	leaq	.LC16(%rip), %rsi
	movl	$2, %edi
	movb	$1, %al
	cvtss2sd	36(%rsp), %xmm0
	call	__printf_chk@PLT
	movq	24(%rsp), %rsi
	movq	16(%rsp), %rdi
	movl	%r12d, %edx
	call	_Z10equalArrayPiS_i
	movq	(%rsp), %rdi
	call	free@PLT
	movq	8(%rsp), %rdi
	call	free@PLT
	movq	16(%rsp), %rdi
	call	free@PLT
	movq	24(%rsp), %rdi
	call	free@PLT
	movq	40(%rsp), %rdi
	call	cudaFree@PLT
	movq	48(%rsp), %rdi
	call	cudaFree@PLT
	movq	56(%rsp), %rdi
	call	cudaFree@PLT
	xorl	%edi, %edi
	call	exit@PLT
	.cfi_endproc
.LFE2027:
	.size	main, .-main
	.section	.rodata.str1.1
.LC17:
	.string	"_Z26sommaMatriciCompPerCompGPUPiS_S_i"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB2059:
	.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	.LC17(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z26sommaMatriciCompPerCompGPUPiS_S_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
.LFE2059:
	.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
	.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>

void initializeArray(int*,int);
void stampaMatriceArray(int*, int, int);
void equalArray(int*, int*, int);
void sommaMatriciCompPerCompCPU(int *, int *, int *, int);

//specifica il tipo di funzione kernel
__global__ void sommaMatriciCompPerCompGPU(int*, int*, int*, int);

int main(int argn, char * argv[]){

	//numero di blocchi e numero di thread per blocco
	dim3 gridDim, blockDim;
	int N; //numero totale di elementi dell'array (matrice)
	int flag;

	//array memorizzati sull'host
	int *A_host, *B_host, *C_host;
	//array memorizzati sul device
	int *A_device, *B_device, *C_device;
	int *copy; //array in cui copieremo i risultati di C_device
	int size; //size in byte di ciascun array

	int SM = 1536; //max num blocchi 8
	int threadEffettiviSM = 0;
	int blocResidentiSM = 0;
	int num = 8;

	if(argn<4){
		printf("Numero di parametri insufficiente!!!\n");
		printf("Uso corretto: %s <NumElementi> <NumThreadPerBlocco> <flag per la Stampa>\n",argv[0]);
		printf("Uso dei valori di default\n");
		blockDim.x = blockDim.y = num;
		N=100;
		flag=0;
	}
	else{
		num= atoi(argv[2]);
		N=atoi(argv[1]);
		blockDim.x = blockDim.y = num;
		flag=atoi(argv[3]);
	}

	printf("***\t SOMMA COMPONENTE PER COMPONENTE DI DUE MATRICI \t***\n");

	//determinazione esatta del numero di blocchi
	gridDim.x = N / blockDim.x + ((N % blockDim.x) == 0 ? 0:1); //se la divisione ha resto dobbiamo aggiungere un blocco in più alle righe 
	gridDim.y = N / blockDim.y + ((N % blockDim.y) == 0 ? 0:1); //se la divisione ha resto dobbiamo aggiungere un blocco in più alle colonne

	//size in byte di ogni array
	size = N*N*sizeof(int);
	blocResidentiSM = SM / (blockDim.x*blockDim.y);

	//stampa delle info sull'esecuzione del kernel
	printf("Taglia della matrice N*N = %d * %d\n", N,N);
	printf("Numero di thread per blocco = %d\n", blockDim.x*blockDim.y);
	printf("Numero di blocchi = %d\n", gridDim.x*gridDim.y);
	printf("Numero di blocchi residenti per SM in totale= %d \n", blocResidentiSM);
	printf("Numero di SM usati in totale= %d \n", blocResidentiSM/8);

	threadEffettiviSM = blockDim.x*blockDim.y*8;
	if(threadEffettiviSM == SM)
		printf("Uso ottimale degli SM \n");
	else
		printf("Usati solo %d thread di %d per ogni SM \n",threadEffettiviSM,SM);

	
	//allocazione dati sull'host
	A_host=(int*)malloc(size);
	B_host=(int*)malloc(size);
	C_host=(int*)malloc(size);
	copy=(int*)malloc(size); //array in cui copieremo i risultati di C_device

	//allocazione dati sul device
	hipMalloc((void**)&A_device,size);
	hipMalloc((void**)&B_device,size);
	hipMalloc((void**)&C_device,size);

	//inizializzazione dati sull'host
	initializeArray(A_host, N*N);
	initializeArray(B_host, N*N);
	
	//copia dei dati dall'host al device
	hipMemcpy(A_device, A_host, size, hipMemcpyHostToDevice);
	hipMemcpy(B_device, B_host, size, hipMemcpyHostToDevice);
	
	//azzeriamo il contenuto della vettore C
	memset(C_host, 0, size); //setta a 0 l'array C_host
	hipMemset(C_device, 0, size); //setta a 0 l'array C_device

	hipEvent_t start, stop;
	hipEventCreate(&start);
	hipEventCreate(&stop);

	hipEventRecord(start);
	
	//invocazione del kernel
	sommaMatriciCompPerCompGPU<<<gridDim, blockDim>>>(A_device, B_device, C_device, N*N);

	hipEventRecord(stop);
	hipEventSynchronize(stop); // assicura che tutti siano arrivati all'evento stop prima di registrare il tempo
	float elapsed;
	// tempo tra i due eventi in millisecondi
	hipEventElapsedTime(&elapsed, start, stop);
	hipEventDestroy(start);
	hipEventDestroy(stop);

	
	//copia dei risultati dal device all'host
	hipMemcpy(copy, C_device, size, hipMemcpyDeviceToHost);
	
	printf("tempo GPU=%f\n", elapsed);

	// calcolo su CPU
	hipEventCreate(&start);
	hipEventCreate(&stop);
	hipEventRecord(start);
	
	//chiamata alla funzione seriale per il prodotto di due array
	sommaMatriciCompPerCompCPU(A_host, B_host, C_host, N*N);

	hipEventRecord(stop);
	hipEventSynchronize(stop); // assicura che tutti siano arrivati all'evento stop prima di registrare il tempo
	hipEventElapsedTime(&elapsed, start, stop);
	hipEventDestroy(start);
	hipEventDestroy(stop);
	printf("tempo CPU=%f\n", elapsed);

	//test di correttezza: verifichiamo che le due somme di matrici corrispondano
	equalArray(C_host, copy, N*N);

	//de-allocazione host
	free(A_host);
	free(B_host);
	free(C_host);
	free(copy);
	//de-allocazione device
	hipFree(A_device);
	hipFree(B_device);
	hipFree(C_device);
	exit(0);
	}

	void initializeArray(int *array, int n){
		int i;
		for(i=0;i<n;i++){
			array[i] = 1/((i+1)*10);
			if (i % 2 == 0)
        		array[i] = array[i]*(-1);		
        }
	}

	void stampaMatriceArray(int* matrice, int righe, int colonne){
		int i;
		for(i=0;i<righe*colonne;i++){
			printf("%d \t", matrice[i]);
			if(i%righe==colonne-1)
				printf("\n");
		}
		printf("\n");
	}

	void equalArray(int* a, int*b, int n){
		int i=0;
		while(a[i]==b[i])
			i++;
		if(i<n)
			printf("I risultati dell'host e del device sono diversi\n");
		else
			printf("I risultati dell'host e del device coincidono\n");
	}

	//Seriale
	void sommaMatriciCompPerCompCPU(int *a, int *b, int *c, int n){
		int i;
		for(i=0;i<n;i++)
			c[i]=a[i]+b[i];
	}

	//Parallelo
	__global__ void sommaMatriciCompPerCompGPU(int *a, int *b, int *c, int n){
		int i, j, index;
		i = blockIdx.x * blockDim.x + threadIdx.x;
		j = blockIdx.y * blockDim.y + threadIdx.y;
		index = j * gridDim.x * blockDim.x + i;

		if(index < n)
			c[index] = a[index]+b[index];
	}

	.text
	.file	"SommaMatriciTempi.hip"
	.globl	main                            # -- Begin function 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	%r13
	.cfi_def_cfa_offset 40
	pushq	%r12
	.cfi_def_cfa_offset 48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	subq	$88, %rsp
	.cfi_def_cfa_offset 144
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movq	%rsi, %rbx
	cmpl	$3, %edi
	jg	.LBB0_2
# %bb.1:
	movl	$.Lstr, %edi
	callq	puts@PLT
	movq	(%rbx), %rsi
	movl	$.L.str.1, %edi
	xorl	%eax, %eax
	callq	printf
	movl	$.Lstr.1, %edi
	callq	puts@PLT
	movabsq	$34359738376, %r13              # imm = 0x800000008
	movl	$100, %ebx
	jmp	.LBB0_3
.LBB0_2:
	movq	16(%rbx), %rdi
	callq	atoi
	movl	%eax, %ebp
	movq	8(%rbx), %rdi
	callq	atoi
	movl	%eax, %ebx
	movl	%ebp, %eax
	movq	%rax, %r13
	shlq	$32, %r13
	orq	%rax, %r13
.LBB0_3:
	movl	$.Lstr.2, %edi
	callq	puts@PLT
	movl	%ebx, %eax
	xorl	%edx, %edx
	divl	%r13d
	movl	%eax, %r14d
	cmpl	$1, %edx
	sbbl	$-1, %r14d
	movq	%r13, %r15
	shrq	$32, %r15
	movl	%ebx, %eax
	xorl	%edx, %edx
	divl	%r15d
	movl	%eax, %r12d
	cmpl	$1, %edx
	sbbl	$-1, %r12d
	movq	%r12, %rax
	shlq	$32, %rax
	movq	%rax, 64(%rsp)                  # 8-byte Spill
	movl	%ebx, %eax
	imull	%eax, %eax
	movq	%rax, 40(%rsp)                  # 8-byte Spill
	movl	%ebx, %esi
	leal	(,%rax,4), %ebx
	movq	%r13, 80(%rsp)                  # 8-byte Spill
	imull	%r13d, %r15d
	movl	$1536, %r13d                    # imm = 0x600
	movl	$1536, %eax                     # imm = 0x600
	xorl	%edx, %edx
	divl	%r15d
	movl	%eax, %ebp
	movl	$.L.str.4, %edi
	movl	%esi, 24(%rsp)                  # 4-byte Spill
	movl	%esi, %edx
	xorl	%eax, %eax
	callq	printf
	movl	$.L.str.5, %edi
	movl	%r15d, %esi
	xorl	%eax, %eax
	callq	printf
	imull	%r14d, %r12d
	movl	$.L.str.6, %edi
	movl	%r12d, %esi
	xorl	%eax, %eax
	callq	printf
	movl	$.L.str.7, %edi
	movl	%ebp, %esi
	xorl	%eax, %eax
	callq	printf
	shrl	$3, %ebp
	movl	$.L.str.8, %edi
	movl	%ebp, %esi
	xorl	%eax, %eax
	callq	printf
	shll	$3, %r15d
	cmpl	%r13d, %r15d
	jne	.LBB0_5
# %bb.4:
	movl	$.Lstr.3, %edi
	callq	puts@PLT
	jmp	.LBB0_6
.LBB0_5:
	movl	$.L.str.10, %edi
	movl	%r15d, %esi
	movl	$1536, %edx                     # imm = 0x600
	xorl	%eax, %eax
	callq	printf
.LBB0_6:
	addq	%r14, 64(%rsp)                  # 8-byte Folded Spill
	movslq	%ebx, %rbp
	movq	%rbp, %rdi
	callq	malloc
	movq	%rax, %r14
	movq	%rbp, %rdi
	callq	malloc
	movq	%rax, %r15
	movq	%rbp, %rdi
	callq	malloc
	movq	%rax, %r12
	movq	%rbp, %rdi
	callq	malloc
	movq	%rax, 72(%rsp)                  # 8-byte Spill
	leaq	56(%rsp), %rdi
	movq	%rbp, %rsi
	callq	hipMalloc
	leaq	48(%rsp), %rdi
	movq	%rbp, %rsi
	callq	hipMalloc
	leaq	32(%rsp), %rdi
	movq	%rbp, %rsi
	callq	hipMalloc
	movl	40(%rsp), %ebx                  # 4-byte Reload
	cmpl	$0, 24(%rsp)                    # 4-byte Folded Reload
	je	.LBB0_11
# %bb.7:                                # %.lr.ph.preheader.i
	movl	$10, %eax
	xorl	%ecx, %ecx
.LBB0_8:                                # %.lr.ph.i
                                        # =>This Inner Loop Header: Depth=1
	leal	1(%rax), %edx
	cmpl	$3, %edx
	movl	$0, %edx
	cmovbl	%eax, %edx
	movl	%edx, %esi
	negl	%esi
	testb	$1, %cl
	cmovnel	%edx, %esi
	movl	%esi, (%r14,%rcx,4)
	leaq	1(%rcx), %rdx
	addl	$10, %eax
	movq	%rdx, %rcx
	cmpq	%rdx, %rbx
	jne	.LBB0_8
# %bb.9:                                # %.lr.ph.i70.preheader
	movl	$10, %eax
	xorl	%ecx, %ecx
.LBB0_10:                               # %.lr.ph.i70
                                        # =>This Inner Loop Header: Depth=1
	leal	1(%rax), %edx
	cmpl	$3, %edx
	movl	$0, %edx
	cmovbl	%eax, %edx
	movl	%edx, %esi
	negl	%esi
	testb	$1, %cl
	cmovnel	%edx, %esi
	movl	%esi, (%r15,%rcx,4)
	leaq	1(%rcx), %rdx
	addl	$10, %eax
	movq	%rdx, %rcx
	cmpq	%rdx, %rbx
	jne	.LBB0_10
.LBB0_11:                               # %_Z15initializeArrayPii.exit75
	movq	56(%rsp), %rdi
	movq	%r14, %rsi
	movq	%rbp, %rdx
	movl	$1, %ecx
	callq	hipMemcpy
	movq	48(%rsp), %rdi
	movq	%r15, %rsi
	movq	%rbp, %rdx
	movl	$1, %ecx
	callq	hipMemcpy
	movq	%r12, %rdi
	xorl	%esi, %esi
	movq	%rbp, %rdx
	callq	memset@PLT
	movq	32(%rsp), %rdi
	xorl	%esi, %esi
	movq	%rbp, %rdx
	callq	hipMemset
	leaq	8(%rsp), %r13
	movq	%r13, %rdi
	callq	hipEventCreate
	leaq	16(%rsp), %rdi
	callq	hipEventCreate
	movq	(%r13), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	64(%rsp), %rdi                  # 8-byte Reload
	movl	$1, %esi
	movq	80(%rsp), %rdx                  # 8-byte Reload
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB0_13
# %bb.12:
	movq	56(%rsp), %rdi
	movq	48(%rsp), %rsi
	movq	32(%rsp), %rdx
	movq	40(%rsp), %rcx                  # 8-byte Reload
                                        # kill: def $ecx killed $ecx killed $rcx
	callq	_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i
.LBB0_13:
	leaq	16(%rsp), %r13
	movq	(%r13), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	(%r13), %rdi
	callq	hipEventSynchronize
	leaq	8(%rsp), %rax
	movq	(%rax), %rsi
	movq	(%r13), %rdx
	leaq	28(%rsp), %rdi
	callq	hipEventElapsedTime
	leaq	8(%rsp), %rax
	movq	(%rax), %rdi
	callq	hipEventDestroy
	movq	(%r13), %rdi
	callq	hipEventDestroy
	movq	32(%rsp), %rsi
	movq	72(%rsp), %rdi                  # 8-byte Reload
	movq	%rbp, %rdx
	movl	$2, %ecx
	callq	hipMemcpy
	leaq	28(%rsp), %rax
	cvtss2sd	(%rax), %xmm0
	movl	$.L.str.11, %edi
	movb	$1, %al
	callq	printf
	leaq	8(%rsp), %rdi
	callq	hipEventCreate
	movq	%r13, %rdi
	callq	hipEventCreate
	leaq	8(%rsp), %rax
	movq	(%rax), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	cmpl	$0, 24(%rsp)                    # 4-byte Folded Reload
	je	.LBB0_16
# %bb.14:                               # %.lr.ph.preheader.i76
	xorl	%eax, %eax
.LBB0_15:                               # %.lr.ph.i78
                                        # =>This Inner Loop Header: Depth=1
	movl	(%r15,%rax,4), %ecx
	addl	(%r14,%rax,4), %ecx
	movl	%ecx, (%r12,%rax,4)
	incq	%rax
	cmpq	%rax, %rbx
	jne	.LBB0_15
.LBB0_16:                               # %_Z26sommaMatriciCompPerCompCPUPiS_S_i.exit
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	16(%rsp), %rdi
	callq	hipEventSynchronize
	movq	8(%rsp), %rsi
	movq	16(%rsp), %rdx
	leaq	28(%rsp), %rbx
	movq	%rbx, %rdi
	callq	hipEventElapsedTime
	movq	8(%rsp), %rdi
	callq	hipEventDestroy
	movq	16(%rsp), %rdi
	callq	hipEventDestroy
	xorps	%xmm0, %xmm0
	cvtss2sd	(%rbx), %xmm0
	movl	$.L.str.12, %edi
	movb	$1, %al
	callq	printf
	movq	%r12, %rdi
	movq	72(%rsp), %rbx                  # 8-byte Reload
	movq	%rbx, %rsi
	movq	40(%rsp), %rdx                  # 8-byte Reload
                                        # kill: def $edx killed $edx killed $rdx
	callq	_Z10equalArrayPiS_i
	movq	%r14, %rdi
	callq	free
	movq	%r15, %rdi
	callq	free
	movq	%r12, %rdi
	callq	free
	movq	%rbx, %rdi
	callq	free
	movq	56(%rsp), %rdi
	callq	hipFree
	movq	48(%rsp), %rdi
	callq	hipFree
	movq	32(%rsp), %rdi
	callq	hipFree
	xorl	%edi, %edi
	callq	exit
.Lfunc_end0:
	.size	main, .Lfunc_end0-main
	.cfi_endproc
                                        # -- End function
	.globl	_Z15initializeArrayPii          # -- Begin function _Z15initializeArrayPii
	.type	_Z15initializeArrayPii,@function
_Z15initializeArrayPii:                 # @_Z15initializeArrayPii
	.cfi_startproc
# %bb.0:
	testl	%esi, %esi
	jle	.LBB1_3
# %bb.1:                                # %.lr.ph.preheader
	movl	%esi, %eax
	movl	$11, %ecx
	xorl	%edx, %edx
	xorl	%esi, %esi
.LBB1_2:                                # %.lr.ph
                                        # =>This Inner Loop Header: Depth=1
	leal	-1(%rcx), %r8d
	cmpl	$3, %ecx
	cmovael	%edx, %r8d
	movl	%r8d, %r9d
	negl	%r9d
	testb	$1, %sil
	cmovnel	%r8d, %r9d
	movl	%r9d, (%rdi,%rsi,4)
	leaq	1(%rsi), %r8
	addl	$10, %ecx
	movq	%r8, %rsi
	cmpq	%r8, %rax
	jne	.LBB1_2
.LBB1_3:                                # %._crit_edge
	retq
.Lfunc_end1:
	.size	_Z15initializeArrayPii, .Lfunc_end1-_Z15initializeArrayPii
	.cfi_endproc
                                        # -- End function
	.globl	_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i # -- Begin function _Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i
	.type	_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i,@function
_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i: # @_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_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), %rdi
	movq	%rsi, (%rdi)
	leaq	24(%rsp), %rsi
	movq	%rdx, (%rsi)
	leaq	4(%rsp), %rdx
	movl	%ecx, (%rdx)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rdi, 8(%rbx)
	movq	%rsi, 16(%rbx)
	movq	%rdx, 24(%rbx)
	leaq	64(%rsp), %r14
	leaq	48(%rsp), %r15
	leaq	16(%rsp), %r12
	leaq	8(%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	$_Z26sommaMatriciCompPerCompGPUPiS_S_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_end2:
	.size	_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i, .Lfunc_end2-_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i
	.cfi_endproc
                                        # -- End function
	.globl	_Z26sommaMatriciCompPerCompCPUPiS_S_i # -- Begin function _Z26sommaMatriciCompPerCompCPUPiS_S_i
	.type	_Z26sommaMatriciCompPerCompCPUPiS_S_i,@function
_Z26sommaMatriciCompPerCompCPUPiS_S_i:  # @_Z26sommaMatriciCompPerCompCPUPiS_S_i
	.cfi_startproc
# %bb.0:
	testl	%ecx, %ecx
	jle	.LBB3_3
# %bb.1:                                # %.lr.ph.preheader
	movl	%ecx, %eax
	xorl	%ecx, %ecx
.LBB3_2:                                # %.lr.ph
                                        # =>This Inner Loop Header: Depth=1
	movl	(%rsi,%rcx,4), %r8d
	addl	(%rdi,%rcx,4), %r8d
	movl	%r8d, (%rdx,%rcx,4)
	incq	%rcx
	cmpq	%rcx, %rax
	jne	.LBB3_2
.LBB3_3:                                # %._crit_edge
	retq
.Lfunc_end3:
	.size	_Z26sommaMatriciCompPerCompCPUPiS_S_i, .Lfunc_end3-_Z26sommaMatriciCompPerCompCPUPiS_S_i
	.cfi_endproc
                                        # -- End function
	.globl	_Z10equalArrayPiS_i             # -- Begin function _Z10equalArrayPiS_i
	.type	_Z10equalArrayPiS_i,@function
_Z10equalArrayPiS_i:                    # @_Z10equalArrayPiS_i
	.cfi_startproc
# %bb.0:
	xorl	%eax, %eax
.LBB4_1:                                # =>This Inner Loop Header: Depth=1
	movq	%rax, %rcx
	movl	(%rdi,%rax,4), %r8d
	incq	%rax
	cmpl	(%rsi,%rcx,4), %r8d
	je	.LBB4_1
# %bb.2:
	decl	%eax
	cmpl	%edx, %eax
	movl	$.Lstr.5, %eax
	movl	$.Lstr.4, %edi
	cmovlq	%rax, %rdi
	jmp	puts@PLT                        # TAILCALL
.Lfunc_end4:
	.size	_Z10equalArrayPiS_i, .Lfunc_end4-_Z10equalArrayPiS_i
	.cfi_endproc
                                        # -- End function
	.globl	_Z18stampaMatriceArrayPiii      # -- Begin function _Z18stampaMatriceArrayPiii
	.type	_Z18stampaMatriceArrayPiii,@function
_Z18stampaMatriceArrayPiii:             # @_Z18stampaMatriceArrayPiii
	.cfi_startproc
# %bb.0:
	movl	%edx, %eax
	imull	%esi, %eax
	testl	%eax, %eax
	jle	.LBB5_6
# %bb.1:                                # %.lr.ph
	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
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movl	%edx, %ebx
	movl	%esi, %ebp
	movq	%rdi, %r14
	decl	%ebx
	movl	%eax, %r12d
	xorl	%r15d, %r15d
.LBB5_2:                                # =>This Inner Loop Header: Depth=1
	movl	(%r14,%r15,4), %esi
	movl	$.L.str.13, %edi
	xorl	%eax, %eax
	callq	printf
	movl	%r15d, %eax
	cltd
	idivl	%ebp
	cmpl	%ebx, %edx
	jne	.LBB5_4
# %bb.3:                                #   in Loop: Header=BB5_2 Depth=1
	movl	$10, %edi
	callq	putchar@PLT
.LBB5_4:                                #   in Loop: Header=BB5_2 Depth=1
	incq	%r15
	cmpq	%r15, %r12
	jne	.LBB5_2
# %bb.5:
	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
	.cfi_restore %rbx
	.cfi_restore %r12
	.cfi_restore %r14
	.cfi_restore %r15
	.cfi_restore %rbp
.LBB5_6:                                # %._crit_edge
	movl	$10, %edi
	jmp	putchar@PLT                     # TAILCALL
.Lfunc_end5:
	.size	_Z18stampaMatriceArrayPiii, .Lfunc_end5-_Z18stampaMatriceArrayPiii
	.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	.LBB6_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB6_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z26sommaMatriciCompPerCompGPUPiS_S_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_end6:
	.size	__hip_module_ctor, .Lfunc_end6-__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	.LBB7_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
.LBB7_2:
	retq
.Lfunc_end7:
	.size	__hip_module_dtor, .Lfunc_end7-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	.L.str.1,@object                # @.str.1
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str.1:
	.asciz	"Uso corretto: %s <NumElementi> <NumThreadPerBlocco> <flag per la Stampa>\n"
	.size	.L.str.1, 74

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Taglia della matrice N*N = %d * %d\n"
	.size	.L.str.4, 36

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Numero di thread per blocco = %d\n"
	.size	.L.str.5, 34

	.type	.L.str.6,@object                # @.str.6
.L.str.6:
	.asciz	"Numero di blocchi = %d\n"
	.size	.L.str.6, 24

	.type	.L.str.7,@object                # @.str.7
.L.str.7:
	.asciz	"Numero di blocchi residenti per SM in totale= %d \n"
	.size	.L.str.7, 51

	.type	.L.str.8,@object                # @.str.8
.L.str.8:
	.asciz	"Numero di SM usati in totale= %d \n"
	.size	.L.str.8, 35

	.type	.L.str.10,@object               # @.str.10
.L.str.10:
	.asciz	"Usati solo %d thread di %d per ogni SM \n"
	.size	.L.str.10, 41

	.type	_Z26sommaMatriciCompPerCompGPUPiS_S_i,@object # @_Z26sommaMatriciCompPerCompGPUPiS_S_i
	.section	.rodata,"a",@progbits
	.globl	_Z26sommaMatriciCompPerCompGPUPiS_S_i
	.p2align	3, 0x0
_Z26sommaMatriciCompPerCompGPUPiS_S_i:
	.quad	_Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i
	.size	_Z26sommaMatriciCompPerCompGPUPiS_S_i, 8

	.type	.L.str.11,@object               # @.str.11
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str.11:
	.asciz	"tempo GPU=%f\n"
	.size	.L.str.11, 14

	.type	.L.str.12,@object               # @.str.12
.L.str.12:
	.asciz	"tempo CPU=%f\n"
	.size	.L.str.12, 14

	.type	.L.str.13,@object               # @.str.13
.L.str.13:
	.asciz	"%d \t"
	.size	.L.str.13, 5

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z26sommaMatriciCompPerCompGPUPiS_S_i"
	.size	.L__unnamed_1, 38

	.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,@object                   # @str
	.section	.rodata.str1.1,"aMS",@progbits,1
.Lstr:
	.asciz	"Numero di parametri insufficiente!!!"
	.size	.Lstr, 37

	.type	.Lstr.1,@object                 # @str.1
.Lstr.1:
	.asciz	"Uso dei valori di default"
	.size	.Lstr.1, 26

	.type	.Lstr.2,@object                 # @str.2
.Lstr.2:
	.asciz	"***\t SOMMA COMPONENTE PER COMPONENTE DI DUE MATRICI \t***"
	.size	.Lstr.2, 57

	.type	.Lstr.3,@object                 # @str.3
.Lstr.3:
	.asciz	"Uso ottimale degli SM "
	.size	.Lstr.3, 23

	.type	.Lstr.4,@object                 # @str.4
.Lstr.4:
	.asciz	"I risultati dell'host e del device coincidono"
	.size	.Lstr.4, 46

	.type	.Lstr.5,@object                 # @str.5
.Lstr.5:
	.asciz	"I risultati dell'host e del device sono diversi"
	.size	.Lstr.5, 48

	.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 _Z41__device_stub__sommaMatriciCompPerCompGPUPiS_S_i
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z26sommaMatriciCompPerCompGPUPiS_S_i
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z26sommaMatriciCompPerCompGPUPiS_S_i ; -- Begin function _Z26sommaMatriciCompPerCompGPUPiS_S_i
	.globl	_Z26sommaMatriciCompPerCompGPUPiS_S_i
	.p2align	8
	.type	_Z26sommaMatriciCompPerCompGPUPiS_S_i,@function
_Z26sommaMatriciCompPerCompGPUPiS_S_i:  ; @_Z26sommaMatriciCompPerCompGPUPiS_S_i
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x2c
	s_load_b32 s3, s[0:1], 0x20
	v_bfe_u32 v1, v0, 10, 10
	s_waitcnt lgkmcnt(0)
	s_lshr_b32 s4, s2, 16
	s_and_b32 s2, s2, 0xffff
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[2:3], null, s15, s4, v[1:2]
	s_load_b32 s4, s[0:1], 0x18
	v_mad_u64_u32 v[3:4], null, v2, s3, s[14:15]
	v_and_b32_e32 v2, 0x3ff, v0
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_2) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[0:1], null, v3, s2, v[2:3]
	s_mov_b32 s2, exec_lo
	s_waitcnt lgkmcnt(0)
	v_cmpx_gt_i32_e64 s4, v0
	s_cbranch_execz .LBB0_2
; %bb.1:
	s_load_b128 s[4:7], s[0:1], 0x0
	v_ashrrev_i32_e32 v1, 31, v0
	s_load_b64 s[0:1], s[0:1], 0x10
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[0:1], 2, v[0:1]
	s_waitcnt lgkmcnt(0)
	v_add_co_u32 v2, vcc_lo, s4, v0
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v3, vcc_lo, s5, v1, vcc_lo
	v_add_co_u32 v4, vcc_lo, s6, v0
	v_add_co_ci_u32_e32 v5, vcc_lo, s7, v1, vcc_lo
	v_add_co_u32 v0, vcc_lo, s0, v0
	global_load_b32 v2, v[2:3], off
	global_load_b32 v3, v[4:5], off
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	s_waitcnt vmcnt(0)
	v_add_nc_u32_e32 v2, v3, v2
	global_store_b32 v[0:1], v2, off
.LBB0_2:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z26sommaMatriciCompPerCompGPUPiS_S_i
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 288
		.amdhsa_user_sgpr_count 14
		.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 1
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 1
		.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	_Z26sommaMatriciCompPerCompGPUPiS_S_i, .Lfunc_end0-_Z26sommaMatriciCompPerCompGPUPiS_S_i
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 232
; 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: 14
; COMPUTE_PGM_RSRC2:TRAP_HANDLER: 0
; COMPUTE_PGM_RSRC2:TGID_X_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Y_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Z_EN: 0
; COMPUTE_PGM_RSRC2:TIDIG_COMP_CNT: 1
	.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
      - .address_space:  global
        .offset:         16
        .size:           8
        .value_kind:     global_buffer
      - .offset:         24
        .size:           4
        .value_kind:     by_value
      - .offset:         32
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         36
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         40
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         44
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         46
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         48
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         50
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         52
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         54
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         88
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         96
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 288
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z26sommaMatriciCompPerCompGPUPiS_S_i
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z26sommaMatriciCompPerCompGPUPiS_S_i.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
