/*
 * CSE 5441 : Lab 4 part1
 * Filename : biswas_rajarshi_part1.cu
 * Author   : Rajarshi Biswas (biswas.91@osu.edu)
 *            The Ohio State University.
 */

#include <iostream>
#include <cstdlib>
#include <time.h>
#include <stdio.h>
using namespace std;

#define SIZE 1024
#define THREADS_X 32
#define THREADS_Y 32

/*
 * The kernel function. Runs on the device.
 * d_A  - Source matrix.
 * d_B  - Source matrix.
 * d_C  - Destination matrix.
 * dim  - Dimension.
 */
__global__ void multiply_on_device (float *d_A, float* d_B, float *d_C, int dim) {
	int i = (blockIdx.x * blockDim.x) + threadIdx.x;
	int j = (blockIdx.y * blockDim.y) + threadIdx.y;
	int index =  i * dim + j;
	float sum = 0;

	for (int k = 0; k < dim; k++) {
		sum += d_A[i * dim+ k ] * d_B[ k * dim + j ];
	}

	d_C[index] = sum; 
}

/* 
 * Runs on the host.
 * h_A - Source matrix.
 * h_B - Source matrix.
 * h_C - Destination matrix.
 */
void multiply_on_host(float *h_A, float *h_B, float *h_C) {
	
	float sum = 0;
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			for (int k = 0; k < SIZE; k++) {
				sum+= h_A[ i*SIZE+ k ] * h_B[ k*SIZE+j ];
			}
			h_C[ i*SIZE+j ] = sum;
			sum = 0;
		}
	}
}

/*
 * Random float number generator between two numbers.
 * a - The lower bound.
 * b - The upper bound.
 */
float RandomFloat(float a, float b) {
    float random = ((float) rand()) / (float) RAND_MAX;
    float diff = b - a;
    float r = random * diff;
    return a + r;
}

int main() {
	struct timespec start, end;
	int number_of_elements = SIZE * SIZE; 
	size_t memSize = SIZE * SIZE * sizeof(float);

	// Initialize the host memory.
	float* h_A = new float[number_of_elements];
	float* h_B = new float[number_of_elements];
	// Stores the result of serial computation.
	float* h_C1 = new float[number_of_elements];
	// Stores the result of CUDA computation.
	float* h_C2 = new float[number_of_elements];

	// Initialize the matrix.
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			h_A[i * SIZE + j] =  RandomFloat(1.0, 2.0);
		}
	}
	
	// Compute the transpose. 
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			h_B[j * SIZE + i] = h_A[i * SIZE + j];
		}
	}

	cout << "\n**************************************************\n";
	// Call serial version.
	clock_gettime(CLOCK_REALTIME,& start);
	multiply_on_host(h_A, h_B, h_C1);
	clock_gettime(CLOCK_REALTIME,& end);
	double time_taken_serial = ((double)end.tv_sec + 1.0e-9*end.tv_nsec) -
	    ((double)start.tv_sec + 1.0e-9*start.tv_nsec);

	// Initialize the device memory.
	float* d_A;
	float* d_B;
	float* d_C;
	cudaMalloc( (void**) &d_A, memSize);
	cudaMalloc( (void**) &d_B, memSize);
	cudaMalloc( (void**) &d_C, memSize);
	dim3 threadsPerBlock(THREADS_X, THREADS_Y);
	dim3 blocksPerGrid(SIZE/THREADS_X, SIZE/THREADS_Y);

	// call the cuda version.
	clock_gettime(CLOCK_REALTIME,& start);
	// Copy host to device.
	cudaMemcpy(d_A, h_A, memSize, cudaMemcpyHostToDevice);
	cudaMemcpy(d_B, h_B, memSize, cudaMemcpyHostToDevice);
	multiply_on_device <<< blocksPerGrid, threadsPerBlock >>> (d_A, d_B, d_C, SIZE);
	// Copy back the result from device to host memory. 
	cudaMemcpy(h_C2, d_C, memSize, cudaMemcpyDeviceToHost);
	clock_gettime(CLOCK_REALTIME,& end);
	
	double time_taken_cuda = ((double)end.tv_sec + 1.0e-9*end.tv_nsec) -
	    ((double)start.tv_sec + 1.0e-9*start.tv_nsec);

	// Print the result
	cout << "Size of the matrix: "<< SIZE << " x " << SIZE <<"\n"; 
	cout << "Time taken by the serial version: " << time_taken_serial << " seconds\n";
	cout << "Time taken by the CUDA version: " <<  time_taken_cuda << " seconds\n";
	cout << "\n**************************************************\n";
	
	// Free host memory.
	free(h_A);
	free(h_B);
	free(h_C1);
	free(h_C2);
	
	// Free device memory. 
	cudaFree(d_A);
	cudaFree(d_B);
	cudaFree(d_C);
	
	return 0;
} 

	.file	"tmpxft_002890ba_00000000-6_biswas_rajarshi_lab4p1.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB3640:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE3640:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.globl	_Z16multiply_on_hostPfS_S_
	.type	_Z16multiply_on_hostPfS_S_, @function
_Z16multiply_on_hostPfS_S_:
.LFB3635:
	.cfi_startproc
	endbr64
	xorl	%eax, %eax
.L3:
	xorl	%ecx, %ecx
	leaq	(%rdi,%rax), %r11
	leaq	(%rdx,%rax), %r10
.L7:
	leaq	(%rsi,%rcx,4), %r9
	xorl	%r8d, %r8d
	xorps	%xmm0, %xmm0
.L4:
	movss	(%r11,%r8,4), %xmm1
	mulss	(%r9), %xmm1
	incq	%r8
	addq	$4096, %r9
	addss	%xmm1, %xmm0
	cmpq	$1024, %r8
	jne	.L4
	movss	%xmm0, (%r10,%rcx,4)
	incq	%rcx
	cmpq	$1024, %rcx
	jne	.L7
	addq	$4096, %rax
	cmpq	$4194304, %rax
	jne	.L3
	ret
	.cfi_endproc
.LFE3635:
	.size	_Z16multiply_on_hostPfS_S_, .-_Z16multiply_on_hostPfS_S_
	.globl	_Z11RandomFloatff
	.type	_Z11RandomFloatff, @function
_Z11RandomFloatff:
.LFB3636:
	.cfi_startproc
	endbr64
	subq	$24, %rsp
	.cfi_def_cfa_offset 32
	movss	%xmm0, 12(%rsp)
	movss	%xmm1, 8(%rsp)
	call	rand@PLT
	movss	12(%rsp), %xmm2
	movss	8(%rsp), %xmm1
	cvtsi2ssl	%eax, %xmm0
	mulss	.LC1(%rip), %xmm0
	addq	$24, %rsp
	.cfi_def_cfa_offset 8
	subss	%xmm2, %xmm1
	mulss	%xmm0, %xmm1
	movaps	%xmm1, %xmm0
	addss	%xmm2, %xmm0
	ret
	.cfi_endproc
.LFE3636:
	.size	_Z11RandomFloatff, .-_Z11RandomFloatff
	.globl	_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i
	.type	_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i, @function
_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i:
.LFB3662:
	.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	.L12
	pushq	48(%rsp)
	.cfi_def_cfa_offset 168
	leaq	_Z18multiply_on_devicePfS_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
.L12:
	movq	136(%rsp), %rax
	subq	%fs:40, %rax
	je	.L14
	call	__stack_chk_fail@PLT
.L14:
	addq	$152, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3662:
	.size	_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i, .-_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i
	.globl	_Z18multiply_on_devicePfS_S_i
	.type	_Z18multiply_on_devicePfS_S_i, @function
_Z18multiply_on_devicePfS_S_i:
.LFB3663:
	.cfi_startproc
	endbr64
	jmp	_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i
	.cfi_endproc
.LFE3663:
	.size	_Z18multiply_on_devicePfS_S_i, .-_Z18multiply_on_devicePfS_S_i
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC4:
	.string	"\n**************************************************\n"
.LC6:
	.string	"Size of the matrix: "
.LC7:
	.string	" x "
.LC8:
	.string	"\n"
.LC9:
	.string	"Time taken by the serial version: "
.LC10:
	.string	" seconds\n"
.LC11:
	.string	"Time taken by the CUDA version: "
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB3637:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	movl	$4194304, %edi
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	xorl	%r14d, %r14d
	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
	subq	$136, %rsp
	.cfi_def_cfa_offset 192
	movq	%fs:40, %rax
	movq	%rax, 120(%rsp)
	xorl	%eax, %eax
	call	_Znam@PLT
	movl	$4194304, %edi
	movq	%rax, %rbx
	call	_Znam@PLT
	movl	$4194304, %edi
	movq	%rax, %rbp
	call	_Znam@PLT
	movl	$4194304, %edi
	movq	%rax, 8(%rsp)
	call	_Znam@PLT
	movq	%rax, 16(%rsp)
.L18:
	movq	%r14, %r13
	xorl	%r12d, %r12d
	salq	$12, %r13
	addq	%rbx, %r13
.L19:
	movss	.LC2(%rip), %xmm1
	movss	.LC3(%rip), %xmm0
	call	_Z11RandomFloatff
	movss	%xmm0, 0(%r13,%r12,4)
	incq	%r12
	cmpq	$1024, %r12
	jne	.L19
	incq	%r14
	cmpq	$1024, %r14
	jne	.L18
	xorl	%eax, %eax
.L20:
	movq	%rax, %rcx
	leaq	0(%rbp,%rax,4), %rsi
	xorl	%edx, %edx
	salq	$12, %rcx
	addq	%rbx, %rcx
.L21:
	movss	(%rcx,%rdx,4), %xmm0
	incq	%rdx
	addq	$4096, %rsi
	movss	%xmm0, -4096(%rsi)
	cmpq	$1024, %rdx
	jne	.L21
	incq	%rax
	cmpq	$1024, %rax
	jne	.L20
	leaq	.LC4(%rip), %r13
	leaq	_ZSt4cout(%rip), %r12
	movq	%r13, %rsi
	leaq	88(%rsp), %r15
	leaq	104(%rsp), %r14
	movq	%r12, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	xorl	%edi, %edi
	movq	%r15, %rsi
	call	clock_gettime@PLT
	movq	8(%rsp), %rdx
	movq	%rbp, %rsi
	movq	%rbx, %rdi
	call	_Z16multiply_on_hostPfS_S_
	xorl	%edi, %edi
	movq	%r14, %rsi
	call	clock_gettime@PLT
	leaq	40(%rsp), %rdi
	movl	$4194304, %esi
	cvtsi2sdq	112(%rsp), %xmm0
	mulsd	.LC5(%rip), %xmm0
	cvtsi2sdq	104(%rsp), %xmm1
	cvtsi2sdq	88(%rsp), %xmm2
	addsd	%xmm0, %xmm1
	cvtsi2sdq	96(%rsp), %xmm0
	mulsd	.LC5(%rip), %xmm0
	addsd	%xmm2, %xmm0
	subsd	%xmm0, %xmm1
	movsd	%xmm1, 24(%rsp)
	call	cudaMalloc@PLT
	leaq	48(%rsp), %rdi
	movl	$4194304, %esi
	call	cudaMalloc@PLT
	leaq	56(%rsp), %rdi
	movl	$4194304, %esi
	call	cudaMalloc@PLT
	xorl	%edi, %edi
	movq	%r15, %rsi
	movabsq	$137438953504, %rax
	movq	%rax, 64(%rsp)
	movl	$1, 72(%rsp)
	movq	%rax, 76(%rsp)
	movl	$1, 84(%rsp)
	call	clock_gettime@PLT
	movq	40(%rsp), %rdi
	movl	$1, %ecx
	movq	%rbx, %rsi
	movl	$4194304, %edx
	call	cudaMemcpy@PLT
	movq	48(%rsp), %rdi
	movl	$1, %ecx
	movq	%rbp, %rsi
	movl	$4194304, %edx
	call	cudaMemcpy@PLT
	movl	72(%rsp), %ecx
	movl	84(%rsp), %esi
	xorl	%r9d, %r9d
	movq	64(%rsp), %rdx
	movq	76(%rsp), %rdi
	xorl	%r8d, %r8d
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L23
	movq	56(%rsp), %rdx
	movq	48(%rsp), %rsi
	movl	$1024, %ecx
	movq	40(%rsp), %rdi
	call	_Z43__device_stub__Z18multiply_on_devicePfS_S_iPfS_S_i
.L23:
	movq	56(%rsp), %rsi
	movq	16(%rsp), %rdi
	movl	$2, %ecx
	movl	$4194304, %edx
	call	cudaMemcpy@PLT
	movq	%r14, %rsi
	xorl	%edi, %edi
	leaq	.LC10(%rip), %r14
	call	clock_gettime@PLT
	cvtsi2sdq	112(%rsp), %xmm0
	movq	%r12, %rdi
	leaq	.LC6(%rip), %rsi
	mulsd	.LC5(%rip), %xmm0
	cvtsi2sdq	104(%rsp), %xmm1
	cvtsi2sdq	88(%rsp), %xmm2
	addsd	%xmm0, %xmm1
	cvtsi2sdq	96(%rsp), %xmm0
	mulsd	.LC5(%rip), %xmm0
	addsd	%xmm2, %xmm0
	subsd	%xmm0, %xmm1
	movq	%xmm1, %r15
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	$1024, %esi
	movq	%rax, %rdi
	call	_ZNSolsEi@PLT
	leaq	.LC7(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	$1024, %esi
	movq	%rax, %rdi
	call	_ZNSolsEi@PLT
	leaq	.LC8(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	leaq	.LC9(%rip), %rsi
	movq	%r12, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movsd	24(%rsp), %xmm0
	movq	%rax, %rdi
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	movq	%r14, %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	leaq	.LC11(%rip), %rsi
	movq	%r12, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%r15, %xmm0
	movq	%rax, %rdi
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	movq	%r14, %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%r13, %rsi
	movq	%r12, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%rbx, %rdi
	call	free@PLT
	movq	%rbp, %rdi
	call	free@PLT
	movq	8(%rsp), %rdi
	call	free@PLT
	movq	16(%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
	movq	120(%rsp), %rax
	subq	%fs:40, %rax
	je	.L24
	call	__stack_chk_fail@PLT
.L24:
	addq	$136, %rsp
	.cfi_def_cfa_offset 56
	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
	ret
	.cfi_endproc
.LFE3637:
	.size	main, .-main
	.section	.rodata.str1.1
.LC12:
	.string	"_Z18multiply_on_devicePfS_S_i"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB3665:
	.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	.LC12(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z18multiply_on_devicePfS_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
.LFE3665:
	.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.cst4,"aM",@progbits,4
	.align 4
.LC1:
	.long	805306368
	.align 4
.LC2:
	.long	1073741824
	.align 4
.LC3:
	.long	1065353216
	.section	.rodata.cst8,"aM",@progbits,8
	.align 8
.LC5:
	.long	-400107883
	.long	1041313291
	.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:

/*
 * CSE 5441 : Lab 4 part1
 * Filename : biswas_rajarshi_part1.cu
 * Author   : Rajarshi Biswas (biswas.91@osu.edu)
 *            The Ohio State University.
 */


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

#define SIZE 1024
#define THREADS_X 32
#define THREADS_Y 32

/*
 * The kernel function. Runs on the device.
 * d_A  - Source matrix.
 * d_B  - Source matrix.
 * d_C  - Destination matrix.
 * dim  - Dimension.
 */
__global__ void multiply_on_device (float *d_A, float* d_B, float *d_C, int dim) {
	int i = (blockIdx.x * blockDim.x) + threadIdx.x;
	int j = (blockIdx.y * blockDim.y) + threadIdx.y;
	int index =  i * dim + j;
	float sum = 0;

	for (int k = 0; k < dim; k++) {
		sum += d_A[i * dim+ k ] * d_B[ k * dim + j ];
	}

	d_C[index] = sum; 
}

/* 
 * Runs on the host.
 * h_A - Source matrix.
 * h_B - Source matrix.
 * h_C - Destination matrix.
 */
void multiply_on_host(float *h_A, float *h_B, float *h_C) {
	
	float sum = 0;
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			for (int k = 0; k < SIZE; k++) {
				sum+= h_A[ i*SIZE+ k ] * h_B[ k*SIZE+j ];
			}
			h_C[ i*SIZE+j ] = sum;
			sum = 0;
		}
	}
}

/*
 * Random float number generator between two numbers.
 * a - The lower bound.
 * b - The upper bound.
 */
float RandomFloat(float a, float b) {
    float random = ((float) rand()) / (float) RAND_MAX;
    float diff = b - a;
    float r = random * diff;
    return a + r;
}

int main() {
	struct timespec start, end;
	int number_of_elements = SIZE * SIZE; 
	size_t memSize = SIZE * SIZE * sizeof(float);

	// Initialize the host memory.
	float* h_A = new float[number_of_elements];
	float* h_B = new float[number_of_elements];
	// Stores the result of serial computation.
	float* h_C1 = new float[number_of_elements];
	// Stores the result of CUDA computation.
	float* h_C2 = new float[number_of_elements];

	// Initialize the matrix.
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			h_A[i * SIZE + j] =  RandomFloat(1.0, 2.0);
		}
	}
	
	// Compute the transpose. 
	for (int i = 0; i < SIZE; i++) {
		for (int j = 0; j < SIZE; j++) {
			h_B[j * SIZE + i] = h_A[i * SIZE + j];
		}
	}

	cout << "\n**************************************************\n";
	// Call serial version.
	clock_gettime(CLOCK_REALTIME,& start);
	multiply_on_host(h_A, h_B, h_C1);
	clock_gettime(CLOCK_REALTIME,& end);
	double time_taken_serial = ((double)end.tv_sec + 1.0e-9*end.tv_nsec) -
	    ((double)start.tv_sec + 1.0e-9*start.tv_nsec);

	// Initialize the device memory.
	float* d_A;
	float* d_B;
	float* d_C;
	hipMalloc( (void**) &d_A, memSize);
	hipMalloc( (void**) &d_B, memSize);
	hipMalloc( (void**) &d_C, memSize);
	dim3 threadsPerBlock(THREADS_X, THREADS_Y);
	dim3 blocksPerGrid(SIZE/THREADS_X, SIZE/THREADS_Y);

	// call the cuda version.
	clock_gettime(CLOCK_REALTIME,& start);
	// Copy host to device.
	hipMemcpy(d_A, h_A, memSize, hipMemcpyHostToDevice);
	hipMemcpy(d_B, h_B, memSize, hipMemcpyHostToDevice);
	multiply_on_device <<< blocksPerGrid, threadsPerBlock >>> (d_A, d_B, d_C, SIZE);
	// Copy back the result from device to host memory. 
	hipMemcpy(h_C2, d_C, memSize, hipMemcpyDeviceToHost);
	clock_gettime(CLOCK_REALTIME,& end);
	
	double time_taken_cuda = ((double)end.tv_sec + 1.0e-9*end.tv_nsec) -
	    ((double)start.tv_sec + 1.0e-9*start.tv_nsec);

	// Print the result
	cout << "Size of the matrix: "<< SIZE << " x " << SIZE <<"\n"; 
	cout << "Time taken by the serial version: " << time_taken_serial << " seconds\n";
	cout << "Time taken by the CUDA version: " <<  time_taken_cuda << " seconds\n";
	cout << "\n**************************************************\n";
	
	// Free host memory.
	free(h_A);
	free(h_B);
	free(h_C1);
	free(h_C2);
	
	// Free device memory. 
	hipFree(d_A);
	hipFree(d_B);
	hipFree(d_C);
	
	return 0;
} 

	.text
	.file	"biswas_rajarshi_lab4p1.hip"
                                        # Start of file scope inline assembly
	.globl	_ZSt21ios_base_library_initv

                                        # End of file scope inline assembly
	.globl	_Z33__device_stub__multiply_on_devicePfS_S_i # -- Begin function _Z33__device_stub__multiply_on_devicePfS_S_i
	.type	_Z33__device_stub__multiply_on_devicePfS_S_i,@function
_Z33__device_stub__multiply_on_devicePfS_S_i: # @_Z33__device_stub__multiply_on_devicePfS_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	$_Z18multiply_on_devicePfS_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_end0:
	.size	_Z33__device_stub__multiply_on_devicePfS_S_i, .Lfunc_end0-_Z33__device_stub__multiply_on_devicePfS_S_i
	.cfi_endproc
                                        # -- End function
	.globl	_Z16multiply_on_hostPfS_S_      # -- Begin function _Z16multiply_on_hostPfS_S_
	.type	_Z16multiply_on_hostPfS_S_,@function
_Z16multiply_on_hostPfS_S_:             # @_Z16multiply_on_hostPfS_S_
	.cfi_startproc
# %bb.0:
	xorl	%eax, %eax
.LBB1_1:                                # %.preheader19
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB1_2 Depth 2
                                        #       Child Loop BB1_3 Depth 3
	movq	%rax, %rcx
	shlq	$12, %rcx
	addq	%rdx, %rcx
	movq	%rsi, %r8
	xorl	%r9d, %r9d
.LBB1_2:                                # %.preheader
                                        #   Parent Loop BB1_1 Depth=1
                                        # =>  This Loop Header: Depth=2
                                        #       Child Loop BB1_3 Depth 3
	xorps	%xmm0, %xmm0
	movq	%r8, %r10
	xorl	%r11d, %r11d
.LBB1_3:                                #   Parent Loop BB1_1 Depth=1
                                        #     Parent Loop BB1_2 Depth=2
                                        # =>    This Inner Loop Header: Depth=3
	movss	(%rdi,%r11,4), %xmm1            # xmm1 = mem[0],zero,zero,zero
	mulss	(%r10), %xmm1
	addss	%xmm1, %xmm0
	incq	%r11
	addq	$4096, %r10                     # imm = 0x1000
	cmpq	$1024, %r11                     # imm = 0x400
	jne	.LBB1_3
# %bb.4:                                #   in Loop: Header=BB1_2 Depth=2
	movss	%xmm0, (%rcx,%r9,4)
	incq	%r9
	addq	$4, %r8
	cmpq	$1024, %r9                      # imm = 0x400
	jne	.LBB1_2
# %bb.5:                                #   in Loop: Header=BB1_1 Depth=1
	incq	%rax
	addq	$4096, %rdi                     # imm = 0x1000
	cmpq	$1024, %rax                     # imm = 0x400
	jne	.LBB1_1
# %bb.6:
	retq
.Lfunc_end1:
	.size	_Z16multiply_on_hostPfS_S_, .Lfunc_end1-_Z16multiply_on_hostPfS_S_
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function _Z11RandomFloatff
.LCPI2_0:
	.long	0x30000000                      # float 4.65661287E-10
	.text
	.globl	_Z11RandomFloatff
	.type	_Z11RandomFloatff,@function
_Z11RandomFloatff:                      # @_Z11RandomFloatff
	.cfi_startproc
# %bb.0:
	pushq	%rax
	.cfi_def_cfa_offset 16
	movss	%xmm1, 4(%rsp)                  # 4-byte Spill
	movss	%xmm0, (%rsp)                   # 4-byte Spill
	callq	rand
	xorps	%xmm1, %xmm1
	cvtsi2ss	%eax, %xmm1
	mulss	.LCPI2_0(%rip), %xmm1
	movss	4(%rsp), %xmm0                  # 4-byte Reload
                                        # xmm0 = mem[0],zero,zero,zero
	movss	(%rsp), %xmm2                   # 4-byte Reload
                                        # xmm2 = mem[0],zero,zero,zero
	subss	%xmm2, %xmm0
	mulss	%xmm1, %xmm0
	addss	%xmm2, %xmm0
	popq	%rax
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end2:
	.size	_Z11RandomFloatff, .Lfunc_end2-_Z11RandomFloatff
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function main
.LCPI3_0:
	.long	0x30000000                      # float 4.65661287E-10
.LCPI3_1:
	.long	0x3f800000                      # float 1
	.section	.rodata.cst8,"aM",@progbits,8
	.p2align	3, 0x0
.LCPI3_2:
	.quad	0x3e112e0be826d695              # double 1.0000000000000001E-9
	.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	%r13
	.cfi_def_cfa_offset 40
	pushq	%r12
	.cfi_def_cfa_offset 48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	subq	$104, %rsp
	.cfi_def_cfa_offset 160
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movl	$4194304, %edi                  # imm = 0x400000
	callq	_Znam
	movq	%rax, %rbp
	movl	$4194304, %edi                  # imm = 0x400000
	callq	_Znam
	movq	%rax, %r14
	movl	$4194304, %edi                  # imm = 0x400000
	callq	_Znam
	movq	%rax, %r15
	movl	$4194304, %edi                  # imm = 0x400000
	callq	_Znam
	movq	%rax, 56(%rsp)                  # 8-byte Spill
	xorl	%ebx, %ebx
	movq	%rbp, %r12
.LBB3_1:                                # %.preheader51
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB3_2 Depth 2
	xorl	%r13d, %r13d
.LBB3_2:                                #   Parent Loop BB3_1 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	callq	rand
	movss	.LCPI3_0(%rip), %xmm1           # xmm1 = mem[0],zero,zero,zero
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	mulss	%xmm1, %xmm0
	movss	.LCPI3_1(%rip), %xmm1           # xmm1 = mem[0],zero,zero,zero
	addss	%xmm1, %xmm0
	movss	%xmm0, (%r12,%r13,4)
	incq	%r13
	cmpq	$1024, %r13                     # imm = 0x400
	jne	.LBB3_2
# %bb.3:                                #   in Loop: Header=BB3_1 Depth=1
	incq	%rbx
	addq	$4096, %r12                     # imm = 0x1000
	cmpq	$1024, %rbx                     # imm = 0x400
	jne	.LBB3_1
# %bb.4:                                # %.preheader.preheader
	xorl	%eax, %eax
	movq	%r14, %rcx
	movq	%rbp, %rdx
.LBB3_5:                                # %.preheader
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB3_6 Depth 2
	movq	%rcx, %rsi
	xorl	%edi, %edi
.LBB3_6:                                #   Parent Loop BB3_5 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	movss	(%rdx,%rdi,4), %xmm0            # xmm0 = mem[0],zero,zero,zero
	movss	%xmm0, (%rsi)
	incq	%rdi
	addq	$4096, %rsi                     # imm = 0x1000
	cmpq	$1024, %rdi                     # imm = 0x400
	jne	.LBB3_6
# %bb.7:                                #   in Loop: Header=BB3_5 Depth=1
	incq	%rax
	addq	$4096, %rdx                     # imm = 0x1000
	addq	$4, %rcx
	cmpq	$1024, %rax                     # imm = 0x400
	jne	.LBB3_5
# %bb.8:
	movl	$_ZSt4cout, %edi
	movl	$.L.str, %esi
	movl	$52, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	xorl	%ebx, %ebx
	leaq	72(%rsp), %rsi
	xorl	%edi, %edi
	callq	clock_gettime
	movq	%rbp, 64(%rsp)                  # 8-byte Spill
.LBB3_9:                                # %.preheader19.i
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB3_10 Depth 2
                                        #       Child Loop BB3_11 Depth 3
	movq	%rbx, %rcx
	shlq	$12, %rcx
	addq	%r15, %rcx
	movq	%r14, %rdx
	xorl	%esi, %esi
.LBB3_10:                               # %.preheader.i
                                        #   Parent Loop BB3_9 Depth=1
                                        # =>  This Loop Header: Depth=2
                                        #       Child Loop BB3_11 Depth 3
	xorps	%xmm0, %xmm0
	movq	%rdx, %rdi
	xorl	%r8d, %r8d
.LBB3_11:                               #   Parent Loop BB3_9 Depth=1
                                        #     Parent Loop BB3_10 Depth=2
                                        # =>    This Inner Loop Header: Depth=3
	movss	(%rbp,%r8,4), %xmm1             # xmm1 = mem[0],zero,zero,zero
	mulss	(%rdi), %xmm1
	addss	%xmm1, %xmm0
	incq	%r8
	addq	$4096, %rdi                     # imm = 0x1000
	cmpq	$1024, %r8                      # imm = 0x400
	jne	.LBB3_11
# %bb.12:                               #   in Loop: Header=BB3_10 Depth=2
	movss	%xmm0, (%rcx,%rsi,4)
	incq	%rsi
	addq	$4, %rdx
	cmpq	$1024, %rsi                     # imm = 0x400
	jne	.LBB3_10
# %bb.13:                               #   in Loop: Header=BB3_9 Depth=1
	incq	%rbx
	addq	$4096, %rbp                     # imm = 0x1000
	cmpq	$1024, %rbx                     # imm = 0x400
	jne	.LBB3_9
# %bb.14:                               # %_Z16multiply_on_hostPfS_S_.exit
	leaq	88(%rsp), %r13
	xorl	%edi, %edi
	movq	%r13, %rsi
	callq	clock_gettime
	movq	(%r13), %rax
	movq	%rax, 8(%rsp)                   # 8-byte Spill
	movq	8(%r13), %rbx
	leaq	72(%rsp), %r13
	movq	(%r13), %rax
	movq	%rax, 16(%rsp)                  # 8-byte Spill
	movq	8(%r13), %rax
	movq	%rax, 48(%rsp)                  # 8-byte Spill
	leaq	40(%rsp), %rbp
	movl	$4194304, %esi                  # imm = 0x400000
	movq	%rbp, %rdi
	callq	hipMalloc
	leaq	32(%rsp), %r12
	movl	$4194304, %esi                  # imm = 0x400000
	movq	%r12, %rdi
	callq	hipMalloc
	leaq	24(%rsp), %rdi
	movl	$4194304, %esi                  # imm = 0x400000
	callq	hipMalloc
	xorl	%edi, %edi
	movq	%r13, %rsi
	callq	clock_gettime
	movq	(%rbp), %rdi
	movl	$4194304, %edx                  # imm = 0x400000
	movq	64(%rsp), %r13                  # 8-byte Reload
	movq	%r13, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	movq	(%r12), %rdi
	movl	$4194304, %edx                  # imm = 0x400000
	movq	%r14, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	movabsq	$137438953504, %rdi             # imm = 0x2000000020
	movl	$1, %esi
	movq	%rdi, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB3_16
# %bb.15:
	movq	40(%rsp), %rdi
	movq	32(%rsp), %rsi
	movq	24(%rsp), %rdx
	movl	$1024, %ecx                     # imm = 0x400
	callq	_Z33__device_stub__multiply_on_devicePfS_S_i
.LBB3_16:
	xorps	%xmm0, %xmm0
	cvtsi2sd	%rbx, %xmm0
	movsd	.LCPI3_2(%rip), %xmm3           # xmm3 = mem[0],zero
	mulsd	%xmm3, %xmm0
	cvtsi2sdq	8(%rsp), %xmm2          # 8-byte Folded Reload
	addsd	%xmm0, %xmm2
	xorps	%xmm0, %xmm0
	cvtsi2sdq	48(%rsp), %xmm0         # 8-byte Folded Reload
	cvtsi2sdq	16(%rsp), %xmm1         # 8-byte Folded Reload
	mulsd	%xmm3, %xmm0
	addsd	%xmm0, %xmm1
	subsd	%xmm1, %xmm2
	movsd	%xmm2, 16(%rsp)                 # 8-byte Spill
	movq	24(%rsp), %rsi
	movl	$4194304, %edx                  # imm = 0x400000
	movq	56(%rsp), %rbx                  # 8-byte Reload
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	leaq	88(%rsp), %r12
	xorl	%edi, %edi
	movq	%r12, %rsi
	callq	clock_gettime
	xorps	%xmm0, %xmm0
	cvtsi2sdq	(%r12), %xmm0
	xorps	%xmm3, %xmm3
	cvtsi2sdq	8(%r12), %xmm3
	movsd	.LCPI3_2(%rip), %xmm4           # xmm4 = mem[0],zero
	mulsd	%xmm4, %xmm3
	xorps	%xmm1, %xmm1
	cvtsi2sdq	72(%rsp), %xmm1
	xorps	%xmm2, %xmm2
	cvtsi2sdq	80(%rsp), %xmm2
	addsd	%xmm0, %xmm3
	mulsd	%xmm4, %xmm2
	addsd	%xmm1, %xmm2
	subsd	%xmm2, %xmm3
	movsd	%xmm3, 8(%rsp)                  # 8-byte Spill
	movl	$_ZSt4cout, %edi
	movl	$.L.str.1, %esi
	movl	$20, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$1024, %esi                     # imm = 0x400
	callq	_ZNSolsEi
	movq	%rax, %r12
	movl	$.L.str.2, %esi
	movl	$3, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	%r12, %rdi
	movl	$1024, %esi                     # imm = 0x400
	callq	_ZNSolsEi
	movl	$.L.str.3, %esi
	movl	$1, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$.L.str.4, %esi
	movl	$34, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movsd	16(%rsp), %xmm0                 # 8-byte Reload
                                        # xmm0 = mem[0],zero
	callq	_ZNSo9_M_insertIdEERSoT_
	movl	$.L.str.5, %esi
	movl	$9, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$.L.str.6, %esi
	movl	$32, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movsd	8(%rsp), %xmm0                  # 8-byte Reload
                                        # xmm0 = mem[0],zero
	callq	_ZNSo9_M_insertIdEERSoT_
	movl	$.L.str.5, %esi
	movl	$9, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	movl	$.L.str, %esi
	movl	$52, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	%r13, %rdi
	callq	free
	movq	%r14, %rdi
	callq	free
	movq	%r15, %rdi
	callq	free
	movq	%rbx, %rdi
	callq	free
	movq	40(%rsp), %rdi
	callq	hipFree
	movq	32(%rsp), %rdi
	callq	hipFree
	movq	24(%rsp), %rdi
	callq	hipFree
	xorl	%eax, %eax
	addq	$104, %rsp
	.cfi_def_cfa_offset 56
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%r12
	.cfi_def_cfa_offset 40
	popq	%r13
	.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_end3:
	.size	main, .Lfunc_end3-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	.LBB4_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB4_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z18multiply_on_devicePfS_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_end4:
	.size	__hip_module_ctor, .Lfunc_end4-__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	.LBB5_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
.LBB5_2:
	retq
.Lfunc_end5:
	.size	__hip_module_dtor, .Lfunc_end5-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	_Z18multiply_on_devicePfS_S_i,@object # @_Z18multiply_on_devicePfS_S_i
	.section	.rodata,"a",@progbits
	.globl	_Z18multiply_on_devicePfS_S_i
	.p2align	3, 0x0
_Z18multiply_on_devicePfS_S_i:
	.quad	_Z33__device_stub__multiply_on_devicePfS_S_i
	.size	_Z18multiply_on_devicePfS_S_i, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"\n**************************************************\n"
	.size	.L.str, 53

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"Size of the matrix: "
	.size	.L.str.1, 21

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	" x "
	.size	.L.str.2, 4

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"\n"
	.size	.L.str.3, 2

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Time taken by the serial version: "
	.size	.L.str.4, 35

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	" seconds\n"
	.size	.L.str.5, 10

	.type	.L.str.6,@object                # @.str.6
.L.str.6:
	.asciz	"Time taken by the CUDA version: "
	.size	.L.str.6, 33

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z18multiply_on_devicePfS_S_i"
	.size	.L__unnamed_1, 30

	.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 _Z33__device_stub__multiply_on_devicePfS_S_i
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z18multiply_on_devicePfS_S_i
	.addrsig_sym _ZSt4cout
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z18multiply_on_devicePfS_S_i ; -- Begin function _Z18multiply_on_devicePfS_S_i
	.globl	_Z18multiply_on_devicePfS_S_i
	.p2align	8
	.type	_Z18multiply_on_devicePfS_S_i,@function
_Z18multiply_on_devicePfS_S_i:          ; @_Z18multiply_on_devicePfS_S_i
; %bb.0:
	s_clause 0x1
	s_load_b32 s3, s[0:1], 0x2c
	s_load_b32 s2, s[0:1], 0x18
	v_and_b32_e32 v1, 0x3ff, v0
	s_clause 0x1
	s_load_b128 s[4:7], s[0:1], 0x0
	s_load_b64 s[0:1], s[0:1], 0x10
	s_waitcnt lgkmcnt(0)
	s_and_b32 s8, s3, 0xffff
	s_lshr_b32 s3, s3, 16
	v_mad_u64_u32 v[2:3], null, s14, s8, v[1:2]
	v_bfe_u32 v3, v0, 10, 10
	s_cmp_lt_i32 s2, 1
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_mad_u64_u32 v[0:1], null, s15, s3, v[3:4]
	v_mul_lo_u32 v1, v2, s2
	s_cbranch_scc1 .LBB0_3
; %bb.1:                                ; %.lr.ph.preheader
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_4)
	v_ashrrev_i32_e32 v2, 31, v1
	v_mov_b32_e32 v6, 0
	v_mov_b32_e32 v4, v0
	s_mov_b32 s3, s2
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[2:3], 2, v[1:2]
	v_add_co_u32 v2, vcc_lo, s4, v2
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v3, vcc_lo, s5, v3, vcc_lo
.LBB0_2:                                ; %.lr.ph
                                        ; =>This Inner Loop Header: Depth=1
	v_ashrrev_i32_e32 v5, 31, v4
	s_add_i32 s3, s3, -1
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	s_cmp_eq_u32 s3, 0
	v_lshlrev_b64 v[7:8], 2, v[4:5]
	v_add_nc_u32_e32 v4, s2, v4
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_add_co_u32 v7, vcc_lo, s6, v7
	v_add_co_ci_u32_e32 v8, vcc_lo, s7, v8, vcc_lo
	global_load_b32 v5, v[2:3], off
	global_load_b32 v7, v[7:8], off
	v_add_co_u32 v2, vcc_lo, v2, 4
	v_add_co_ci_u32_e32 v3, vcc_lo, 0, v3, vcc_lo
	s_waitcnt vmcnt(0)
	v_fmac_f32_e32 v6, v5, v7
	s_cbranch_scc0 .LBB0_2
	s_branch .LBB0_4
.LBB0_3:
	v_mov_b32_e32 v6, 0
.LBB0_4:                                ; %Flow41
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_add_nc_u32_e32 v0, v1, v0
	v_ashrrev_i32_e32 v1, 31, v0
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[0:1], 2, v[0:1]
	v_add_co_u32 v0, vcc_lo, s0, v0
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	global_store_b32 v[0:1], v6, off
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z18multiply_on_devicePfS_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 9
		.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	_Z18multiply_on_devicePfS_S_i, .Lfunc_end0-_Z18multiply_on_devicePfS_S_i
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 308
; NumSgprs: 18
; NumVgprs: 9
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 1
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 9
; 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:           _Z18multiply_on_devicePfS_S_i
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z18multiply_on_devicePfS_S_i.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     9
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
