#include <iostream>
#include <cuda_runtime.h>
#include <cooperative_groups.h>

using namespace cooperative_groups;

#define N 4096

__global__ void luFactorizationKernel(float *A, int n) {
    // Define the cooperative group for the block
    thread_block cta = this_thread_block();

    // Allocate shared memory for the block
    extern __shared__ float sharedMem[];

    // Compute the block index and thread index within the block
    int bx = blockIdx.x;
    int by = blockIdx.y;
    int tx = threadIdx.x;
    int ty = threadIdx.y;

    // Compute the row and column indices in the matrix
    int row = by * blockDim.y + ty;
    int col = bx * blockDim.x + tx;

    // Load the diagonal block into shared memory
    for (int k = 0; k < n; k += blockDim.y) {
        int kIndex = k + ty;
        if (row < n && kIndex < n) {
            sharedMem[ty * blockDim.x + tx] = A[row * n + kIndex];
        }
        cta.sync();

        // Perform the elimination step
        if (col < n && kIndex < n) {
            if (row > kIndex) {
                if (kIndex == col) {
                    float factor = A[row * n + col] / sharedMem[ty * blockDim.x + tx];
                    A[row * n + col] = factor;
                }
                cta.sync();

                if (tx > ty) {
                    A[row * n + col] -= A[row * n + kIndex] * sharedMem[tx * blockDim.x + ty];
                }
            }
        }
        cta.sync();
    }

    // Write the updated values back to global memory
    if (row < n && col < n) {
        A[row * n + col] = (row > col) ? A[row * n + col] : (row == col ? 1.0f : 0.0f);
    }
}

void initializeMatrix(float *A, int n) {
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            A[i * n + j] = (float)(rand() % 100);
        }
    }
}

void printMatrix(float *A, int n) {
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            std::cout << A[i * n + j] << " ";
        }
        std::cout << std::endl;
    }
}

int main() {
    float *A_h, *A_d;
    size_t size = N * N * sizeof(float);

    // Allocate host memory
    A_h = (float *)malloc(size);
    if (A_h == nullptr) {
        std::cerr << "Host memory allocation failed" << std::endl;
        return -1;
    }

    // Initialize matrix
    initializeMatrix(A_h, N);

    // Allocate device memory
    cudaError_t err = cudaMalloc((void **)&A_d, size);
    if (err != cudaSuccess) {
        std::cerr << "Device memory allocation failed: " << cudaGetErrorString(err) << std::endl;
        free(A_h);
        return -1;
    }

    // Copy matrix from host to device
    err = cudaMemcpy(A_d, A_h, size, cudaMemcpyHostToDevice);
    if (err != cudaSuccess) {
        std::cerr << "Host to device copy failed: " << cudaGetErrorString(err) << std::endl;
        cudaFree(A_d);
        free(A_h);
        return -1;
    }

    // Define block and grid dimensions
    dim3 blockSize(16, 16);
    dim3 gridSize((N + blockSize.x - 1) / blockSize.x, (N + blockSize.y - 1) / blockSize.y);

    // Launch the kernel
    luFactorizationKernel<<<gridSize, blockSize, blockSize.x * blockSize.y * sizeof(float)>>>(A_d, N);
    err = cudaGetLastError();
    if (err != cudaSuccess) {
        std::cerr << "Kernel launch failed: " << cudaGetErrorString(err) << std::endl;
        cudaFree(A_d);
        free(A_h);
        return -1;
    }

    // Copy the result back to the host
    err = cudaMemcpy(A_h, A_d, size, cudaMemcpyDeviceToHost);
    if (err != cudaSuccess) {
        std::cerr << "Device to host copy failed: " << cudaGetErrorString(err) << std::endl;
        cudaFree(A_d);
        free(A_h);
        return -1;
    }

    // Print the result matrix
    // printMatrix(A_h, N); // Uncomment to print the matrix (useful for small matrices)

    // Free device memory
    cudaFree(A_d);

    // Free host memory
    free(A_h);

    std::cout << "LU factorization completed successfully" << std::endl;
    return 0;
}
	.file	"tmpxft_00038f78_00000000-6_cuda_code_033733.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB6837:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE6837:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.align 2
	.type	_ZNSolsEPFRSoS_E.isra.0, @function
_ZNSolsEPFRSoS_E.isra.0:
.LFB7720:
	.cfi_startproc
	jmp	*%rsi
	.cfi_endproc
.LFE7720:
	.size	_ZNSolsEPFRSoS_E.isra.0, .-_ZNSolsEPFRSoS_E.isra.0
	.globl	_Z16initializeMatrixPfi
	.type	_Z16initializeMatrixPfi, @function
_Z16initializeMatrixPfi:
.LFB6832:
	.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
	movl	$100, %r14d
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	movslq	%esi, %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
	movq	%r13, %rbp
	salq	$2, %r13
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	movq	%rdi, %rbx
	pushq	%rdx
	.cfi_def_cfa_offset 64
.L4:
	cmpl	%ebp, %r12d
	jge	.L10
	leaq	(%rbx,%r13), %r15
.L5:
	call	rand@PLT
	addq	$4, %rbx
	cltd
	idivl	%r14d
	cvtsi2ssl	%edx, %xmm0
	movss	%xmm0, -4(%rbx)
	cmpq	%r15, %rbx
	jne	.L5
	incl	%r12d
	jmp	.L4
.L10:
	popq	%rax
	.cfi_def_cfa_offset 56
	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
.LFE6832:
	.size	_Z16initializeMatrixPfi, .-_Z16initializeMatrixPfi
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	" "
	.text
	.globl	_Z11printMatrixPfi
	.type	_Z11printMatrixPfi, @function
_Z11printMatrixPfi:
.LFB6833:
	.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
	leaq	_ZSt4cout(%rip), %r14
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	movslq	%esi, %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
	movq	%r13, %rbp
	salq	$2, %r13
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	movq	%rdi, %rbx
	pushq	%rdx
	.cfi_def_cfa_offset 64
.L12:
	cmpl	%ebp, %r12d
	jge	.L17
	leaq	(%rbx,%r13), %r15
.L13:
	movq	%r14, %rdi
	cvtss2sd	(%rbx), %xmm0
	addq	$4, %rbx
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	leaq	.LC0(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	cmpq	%r15, %rbx
	jne	.L13
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%r14, %rdi
	incl	%r12d
	call	_ZNSolsEPFRSoS_E.isra.0
	jmp	.L12
.L17:
	popq	%rax
	.cfi_def_cfa_offset 56
	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
.LFE6833:
	.size	_Z11printMatrixPfi, .-_Z11printMatrixPfi
	.globl	_Z42__device_stub__Z21luFactorizationKernelPfiPfi
	.type	_Z42__device_stub__Z21luFactorizationKernelPfiPfi, @function
_Z42__device_stub__Z21luFactorizationKernelPfiPfi:
.LFB6859:
	.cfi_startproc
	endbr64
	subq	$120, %rsp
	.cfi_def_cfa_offset 128
	movq	%rdi, 8(%rsp)
	leaq	32(%rsp), %rcx
	leaq	24(%rsp), %rdx
	movl	%esi, 4(%rsp)
	leaq	40(%rsp), %rdi
	leaq	52(%rsp), %rsi
	movq	%fs:40, %rax
	movq	%rax, 104(%rsp)
	xorl	%eax, %eax
	leaq	8(%rsp), %rax
	movl	$1, 48(%rsp)
	movq	%rax, 88(%rsp)
	leaq	4(%rsp), %rax
	movq	%rax, 96(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 40(%rsp)
	movq	%rax, 52(%rsp)
	movl	$1, 60(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L18
	pushq	32(%rsp)
	.cfi_def_cfa_offset 136
	leaq	_Z21luFactorizationKernelPfi(%rip), %rdi
	pushq	32(%rsp)
	.cfi_def_cfa_offset 144
	movq	68(%rsp), %rcx
	movl	76(%rsp), %r8d
	movq	56(%rsp), %rsi
	movl	64(%rsp), %edx
	leaq	104(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 136
	popq	%rdx
	.cfi_def_cfa_offset 128
.L18:
	movq	104(%rsp), %rax
	subq	%fs:40, %rax
	je	.L20
	call	__stack_chk_fail@PLT
.L20:
	addq	$120, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE6859:
	.size	_Z42__device_stub__Z21luFactorizationKernelPfiPfi, .-_Z42__device_stub__Z21luFactorizationKernelPfiPfi
	.globl	_Z21luFactorizationKernelPfi
	.type	_Z21luFactorizationKernelPfi, @function
_Z21luFactorizationKernelPfi:
.LFB6860:
	.cfi_startproc
	endbr64
	jmp	_Z42__device_stub__Z21luFactorizationKernelPfiPfi
	.cfi_endproc
.LFE6860:
	.size	_Z21luFactorizationKernelPfi, .-_Z21luFactorizationKernelPfi
	.section	.rodata.str1.1
.LC1:
	.string	"Host memory allocation failed"
.LC2:
	.string	"Device memory allocation failed: "
.LC3:
	.string	"Host to device copy failed: "
.LC4:
	.string	"Kernel launch failed: "
.LC5:
	.string	"Device to host copy failed: "
.LC6:
	.string	"LU factorization completed successfully"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB6834:
	.cfi_startproc
	endbr64
	pushq	%r12
	.cfi_def_cfa_offset 16
	.cfi_offset 12, -16
	movl	$67108864, %edi
	pushq	%rbp
	.cfi_def_cfa_offset 24
	.cfi_offset 6, -24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset 3, -32
	subq	$48, %rsp
	.cfi_def_cfa_offset 80
	movq	%fs:40, %rax
	movq	%rax, 40(%rsp)
	xorl	%eax, %eax
	call	malloc@PLT
	testq	%rax, %rax
	jne	.L24
	leaq	.LC1(%rip), %rsi
	leaq	_ZSt4cerr(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	jmp	.L25
.L24:
	movq	%rax, %rdi
	movl	$4096, %esi
	movq	%rax, %rbx
	call	_Z16initializeMatrixPfi
	leaq	8(%rsp), %rdi
	movl	$67108864, %esi
	call	cudaMalloc@PLT
	movl	%eax, %ebp
	testl	%eax, %eax
	je	.L26
	leaq	.LC2(%rip), %rsi
	leaq	_ZSt4cerr(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	%ebp, %edi
	movq	%rax, %r12
	call	cudaGetErrorString@PLT
	movq	%r12, %rdi
	movq	%rax, %rsi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
.L34:
	movq	%rbx, %rdi
	call	free@PLT
.L25:
	orl	$-1, %eax
	jmp	.L23
.L26:
	movq	8(%rsp), %rdi
	movq	%rbx, %rsi
	movl	$1, %ecx
	movl	$67108864, %edx
	call	cudaMemcpy@PLT
	leaq	.LC3(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L35
	xorl	%r9d, %r9d
	movl	$1024, %r8d
	movl	$1, %ecx
	movabsq	$68719476752, %rdx
	movabsq	$1099511628032, %rdi
	movl	$1, %esi
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L29
	movq	8(%rsp), %rdi
	movl	$4096, %esi
	call	_Z42__device_stub__Z21luFactorizationKernelPfiPfi
.L29:
	call	cudaGetLastError@PLT
	leaq	.LC4(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L35
	movq	8(%rsp), %rsi
	movl	$2, %ecx
	movl	$67108864, %edx
	movq	%rbx, %rdi
	call	cudaMemcpy@PLT
	movl	%eax, %ebp
	testl	%eax, %eax
	je	.L31
	leaq	.LC5(%rip), %rsi
.L35:
	leaq	_ZSt4cerr(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	%ebp, %edi
	movq	%rax, %r12
	call	cudaGetErrorString@PLT
	movq	%r12, %rdi
	movq	%rax, %rsi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	movq	8(%rsp), %rdi
	call	cudaFree@PLT
	jmp	.L34
.L31:
	movq	8(%rsp), %rdi
	call	cudaFree@PLT
	movq	%rbx, %rdi
	call	free@PLT
	leaq	.LC6(%rip), %rsi
	leaq	_ZSt4cout(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@GOTPCREL(%rip), %rsi
	movq	%rax, %rdi
	call	_ZNSolsEPFRSoS_E.isra.0
	xorl	%eax, %eax
.L23:
	movq	40(%rsp), %rdx
	subq	%fs:40, %rdx
	je	.L32
	call	__stack_chk_fail@PLT
.L32:
	addq	$48, %rsp
	.cfi_def_cfa_offset 32
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%rbp
	.cfi_def_cfa_offset 16
	popq	%r12
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE6834:
	.size	main, .-main
	.section	.rodata.str1.1
.LC7:
	.string	"_Z21luFactorizationKernelPfi"
.LC8:
	.string	"_ZN50_INTERNAL_a9746bb7_19_cuda_code_033733_cu_fa51c7ae4cuda3std3__419piecewise_constructE"
.LC9:
	.string	"_ZN50_INTERNAL_a9746bb7_19_cuda_code_033733_cu_fa51c7ae4cuda3std6ranges3__45__cpo4swapE"
.LC10:
	.string	"_ZN50_INTERNAL_a9746bb7_19_cuda_code_033733_cu_fa51c7ae4cuda3std6ranges3__45__cpo9iter_moveE"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB6862:
	.cfi_startproc
	endbr64
	pushq	%rbx
	.cfi_def_cfa_offset 16
	.cfi_offset 3, -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	.LC7(%rip), %rdx
	movq	%rax, %rdi
	movq	%rax, %rbx
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	leaq	_Z21luFactorizationKernelPfi(%rip), %rsi
	pushq	$0
	.cfi_def_cfa_offset 48
	movq	%rax, _ZL20__cudaFatCubinHandle(%rip)
	call	__cudaRegisterFunction@PLT
	addq	$32, %rsp
	.cfi_def_cfa_offset 16
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_def_cfa_offset 24
	leaq	.LC8(%rip), %rdx
	movl	$1, %r9d
	leaq	_ZN4cuda3std3__419piecewise_constructE(%rip), %rsi
	pushq	$0
	.cfi_def_cfa_offset 32
	movq	%rdx, %rcx
	call	__cudaRegisterVar@PLT
	popq	%rax
	.cfi_def_cfa_offset 24
	popq	%rdx
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC9(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movq	%rdx, %rcx
	movl	$1, %r9d
	leaq	_ZN4cuda3std6ranges3__45__cpo4swapE(%rip), %rsi
	call	__cudaRegisterVar@PLT
	popq	%rcx
	.cfi_def_cfa_offset 24
	popq	%rsi
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC10(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movl	$1, %r9d
	movq	%rdx, %rcx
	leaq	_ZN4cuda3std6ranges3__45__cpo9iter_moveE(%rip), %rsi
	call	__cudaRegisterVar@PLT
	popq	%rdi
	.cfi_def_cfa_offset 24
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	popq	%r8
	.cfi_def_cfa_offset 16
	call	__cudaRegisterFatBinaryEnd@PLT
	leaq	_ZL26__cudaUnregisterBinaryUtilv(%rip), %rdi
	popq	%rbx
	.cfi_def_cfa_offset 8
	jmp	atexit@PLT
	.cfi_endproc
.LFE6862:
	.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
	.weak	_ZN4cuda3std3__419piecewise_constructE
	.section	.rodata._ZN4cuda3std3__419piecewise_constructE,"aG",@progbits,_ZN4cuda3std3__419piecewise_constructE,comdat
	.type	_ZN4cuda3std3__419piecewise_constructE, @gnu_unique_object
	.size	_ZN4cuda3std3__419piecewise_constructE, 1
_ZN4cuda3std3__419piecewise_constructE:
	.zero	1
	.weak	_ZN4cuda3std6ranges3__45__cpo9iter_moveE
	.section	.rodata._ZN4cuda3std6ranges3__45__cpo9iter_moveE,"aG",@progbits,_ZN4cuda3std6ranges3__45__cpo9iter_moveE,comdat
	.type	_ZN4cuda3std6ranges3__45__cpo9iter_moveE, @gnu_unique_object
	.size	_ZN4cuda3std6ranges3__45__cpo9iter_moveE, 1
_ZN4cuda3std6ranges3__45__cpo9iter_moveE:
	.zero	1
	.weak	_ZN4cuda3std6ranges3__45__cpo4swapE
	.section	.rodata._ZN4cuda3std6ranges3__45__cpo4swapE,"aG",@progbits,_ZN4cuda3std6ranges3__45__cpo4swapE,comdat
	.type	_ZN4cuda3std6ranges3__45__cpo4swapE, @gnu_unique_object
	.size	_ZN4cuda3std6ranges3__45__cpo4swapE, 1
_ZN4cuda3std6ranges3__45__cpo4swapE:
	.zero	1
	.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 <iostream>
#include <hip/hip_runtime.h>
#include <hip/hip_cooperative_groups.h>

using namespace cooperative_groups;

#define N 4096

__global__ void luFactorizationKernel(float *A, int n) {
    // Define the cooperative group for the block
    thread_block cta = this_thread_block();

    // Allocate shared memory for the block
    extern __shared__ float sharedMem[];

    // Compute the block index and thread index within the block
    int bx = blockIdx.x;
    int by = blockIdx.y;
    int tx = threadIdx.x;
    int ty = threadIdx.y;

    // Compute the row and column indices in the matrix
    int row = by * blockDim.y + ty;
    int col = bx * blockDim.x + tx;

    // Load the diagonal block into shared memory
    for (int k = 0; k < n; k += blockDim.y) {
        int kIndex = k + ty;
        if (row < n && kIndex < n) {
            sharedMem[ty * blockDim.x + tx] = A[row * n + kIndex];
        }
        cta.sync();

        // Perform the elimination step
        if (col < n && kIndex < n) {
            if (row > kIndex) {
                if (kIndex == col) {
                    float factor = A[row * n + col] / sharedMem[ty * blockDim.x + tx];
                    A[row * n + col] = factor;
                }
                cta.sync();

                if (tx > ty) {
                    A[row * n + col] -= A[row * n + kIndex] * sharedMem[tx * blockDim.x + ty];
                }
            }
        }
        cta.sync();
    }

    // Write the updated values back to global memory
    if (row < n && col < n) {
        A[row * n + col] = (row > col) ? A[row * n + col] : (row == col ? 1.0f : 0.0f);
    }
}

void initializeMatrix(float *A, int n) {
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            A[i * n + j] = (float)(rand() % 100);
        }
    }
}

void printMatrix(float *A, int n) {
    for (int i = 0; i < n; ++i) {
        for (int j = 0; j < n; ++j) {
            std::cout << A[i * n + j] << " ";
        }
        std::cout << std::endl;
    }
}

int main() {
    float *A_h, *A_d;
    size_t size = N * N * sizeof(float);

    // Allocate host memory
    A_h = (float *)malloc(size);
    if (A_h == nullptr) {
        std::cerr << "Host memory allocation failed" << std::endl;
        return -1;
    }

    // Initialize matrix
    initializeMatrix(A_h, N);

    // Allocate device memory
    hipError_t err = hipMalloc((void **)&A_d, size);
    if (err != hipSuccess) {
        std::cerr << "Device memory allocation failed: " << hipGetErrorString(err) << std::endl;
        free(A_h);
        return -1;
    }

    // Copy matrix from host to device
    err = hipMemcpy(A_d, A_h, size, hipMemcpyHostToDevice);
    if (err != hipSuccess) {
        std::cerr << "Host to device copy failed: " << hipGetErrorString(err) << std::endl;
        hipFree(A_d);
        free(A_h);
        return -1;
    }

    // Define block and grid dimensions
    dim3 blockSize(16, 16);
    dim3 gridSize((N + blockSize.x - 1) / blockSize.x, (N + blockSize.y - 1) / blockSize.y);

    // Launch the kernel
    luFactorizationKernel<<<gridSize, blockSize, blockSize.x * blockSize.y * sizeof(float)>>>(A_d, N);
    err = hipGetLastError();
    if (err != hipSuccess) {
        std::cerr << "Kernel launch failed: " << hipGetErrorString(err) << std::endl;
        hipFree(A_d);
        free(A_h);
        return -1;
    }

    // Copy the result back to the host
    err = hipMemcpy(A_h, A_d, size, hipMemcpyDeviceToHost);
    if (err != hipSuccess) {
        std::cerr << "Device to host copy failed: " << hipGetErrorString(err) << std::endl;
        hipFree(A_d);
        free(A_h);
        return -1;
    }

    // Print the result matrix
    // printMatrix(A_h, N); // Uncomment to print the matrix (useful for small matrices)

    // Free device memory
    hipFree(A_d);

    // Free host memory
    free(A_h);

    std::cout << "LU factorization completed successfully" << std::endl;
    return 0;
}
	.text
	.file	"cuda_code_033733.hip"
                                        # Start of file scope inline assembly
	.globl	_ZSt21ios_base_library_initv

                                        # End of file scope inline assembly
	.globl	_Z36__device_stub__luFactorizationKernelPfi # -- Begin function _Z36__device_stub__luFactorizationKernelPfi
	.type	_Z36__device_stub__luFactorizationKernelPfi,@function
_Z36__device_stub__luFactorizationKernelPfi: # @_Z36__device_stub__luFactorizationKernelPfi
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$80, %rsp
	.cfi_def_cfa_offset 128
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	24(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	4(%rsp), %rcx
	movl	%esi, (%rcx)
	leaq	64(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	leaq	48(%rsp), %r14
	leaq	32(%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	$_Z21luFactorizationKernelPfi, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$96, %rsp
	.cfi_adjust_cfa_offset -96
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	_Z36__device_stub__luFactorizationKernelPfi, .Lfunc_end0-_Z36__device_stub__luFactorizationKernelPfi
	.cfi_endproc
                                        # -- End function
	.globl	_Z16initializeMatrixPfi         # -- Begin function _Z16initializeMatrixPfi
	.type	_Z16initializeMatrixPfi,@function
_Z16initializeMatrixPfi:                # @_Z16initializeMatrixPfi
	.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
	pushq	%rax
	.cfi_def_cfa_offset 64
	.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	%rdi, (%rsp)                    # 8-byte Spill
	testl	%esi, %esi
	jle	.LBB1_5
# %bb.1:                                # %.preheader.lr.ph
	movl	%esi, %ebx
	movl	%esi, %r15d
	xorl	%r12d, %r12d
	xorl	%r13d, %r13d
.LBB1_2:                                # %.lr.ph
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB1_3 Depth 2
	movl	%r12d, %eax
	movq	(%rsp), %rcx                    # 8-byte Reload
	leaq	(%rcx,%rax,4), %rbp
	xorl	%r14d, %r14d
.LBB1_3:                                #   Parent Loop BB1_2 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	callq	rand
	cltq
	imulq	$1374389535, %rax, %rcx         # imm = 0x51EB851F
	movq	%rcx, %rdx
	shrq	$63, %rdx
	sarq	$37, %rcx
	addl	%edx, %ecx
	imull	$100, %ecx, %ecx
	subl	%ecx, %eax
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	movss	%xmm0, (%rbp,%r14,4)
	incq	%r14
	cmpq	%r14, %r15
	jne	.LBB1_3
# %bb.4:                                # %._crit_edge
                                        #   in Loop: Header=BB1_2 Depth=1
	incq	%r13
	addl	%ebx, %r12d
	cmpq	%r15, %r13
	jne	.LBB1_2
.LBB1_5:                                # %._crit_edge13
	addq	$8, %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_end1:
	.size	_Z16initializeMatrixPfi, .Lfunc_end1-_Z16initializeMatrixPfi
	.cfi_endproc
                                        # -- End function
	.globl	_Z11printMatrixPfi              # -- Begin function _Z11printMatrixPfi
	.type	_Z11printMatrixPfi,@function
_Z11printMatrixPfi:                     # @_Z11printMatrixPfi
	.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
	pushq	%rax
	.cfi_def_cfa_offset 64
	.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	%rdi, (%rsp)                    # 8-byte Spill
	testl	%esi, %esi
	jle	.LBB2_5
# %bb.1:                                # %.preheader.lr.ph
	movl	%esi, %ebx
	movl	%esi, %r15d
	xorl	%r12d, %r12d
	xorl	%ebp, %ebp
.LBB2_2:                                # %.lr.ph
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB2_3 Depth 2
	movl	%r12d, %eax
	movq	(%rsp), %rcx                    # 8-byte Reload
	leaq	(%rcx,%rax,4), %r13
	xorl	%r14d, %r14d
.LBB2_3:                                #   Parent Loop BB2_2 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	xorps	%xmm0, %xmm0
	cvtss2sd	(%r13,%r14,4), %xmm0
	movl	$_ZSt4cout, %edi
	callq	_ZNSo9_M_insertIdEERSoT_
	movl	$.L.str, %esi
	movl	$1, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	incq	%r14
	cmpq	%r14, %r15
	jne	.LBB2_3
# %bb.4:                                # %._crit_edge
                                        #   in Loop: Header=BB2_2 Depth=1
	movq	_ZSt4cout(%rip), %rax
	movq	-24(%rax), %rdi
	movl	$_ZSt4cout, %eax
	addq	%rax, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	incq	%rbp
	addl	%ebx, %r12d
	cmpq	%r15, %rbp
	jne	.LBB2_2
.LBB2_5:                                # %._crit_edge13
	addq	$8, %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_end2:
	.size	_Z11printMatrixPfi, .Lfunc_end2-_Z11printMatrixPfi
	.cfi_endproc
                                        # -- End function
	.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	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$16, %rsp
	.cfi_def_cfa_offset 64
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movl	$67108864, %edi                 # imm = 0x4000000
	callq	malloc
	testq	%rax, %rax
	je	.LBB3_8
# %bb.1:                                # %.lr.ph.i.preheader
	movq	%rax, %rbx
	xorl	%r14d, %r14d
	movq	%rax, %r15
.LBB3_2:                                # %.lr.ph.i
                                        # =>This Loop Header: Depth=1
                                        #     Child Loop BB3_3 Depth 2
	xorl	%r12d, %r12d
.LBB3_3:                                #   Parent Loop BB3_2 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	callq	rand
	cltq
	imulq	$1374389535, %rax, %rcx         # imm = 0x51EB851F
	movq	%rcx, %rdx
	shrq	$63, %rdx
	sarq	$37, %rcx
	addl	%edx, %ecx
	imull	$100, %ecx, %ecx
	subl	%ecx, %eax
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	movss	%xmm0, (%r15,%r12,4)
	incq	%r12
	cmpq	$4096, %r12                     # imm = 0x1000
	jne	.LBB3_3
# %bb.4:                                # %._crit_edge.i
                                        #   in Loop: Header=BB3_2 Depth=1
	incq	%r14
	addq	$16384, %r15                    # imm = 0x4000
	cmpq	$4096, %r14                     # imm = 0x1000
	jne	.LBB3_2
# %bb.5:                                # %_Z16initializeMatrixPfi.exit
	leaq	8(%rsp), %rdi
	movl	$67108864, %esi                 # imm = 0x4000000
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB3_9
# %bb.6:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.2, %esi
	movl	$33, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	%ebp, %edi
	callq	hipGetErrorString
	testq	%rax, %rax
	je	.LBB3_12
# %bb.7:
	movq	%rax, %r14
	movq	%rax, %rdi
	callq	strlen
	movl	$_ZSt4cerr, %edi
	movq	%r14, %rsi
	movq	%rax, %rdx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	jmp	.LBB3_13
.LBB3_8:
	movl	$_ZSt4cerr, %ebx
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.1, %esi
	movl	$29, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	_ZSt4cerr(%rip), %rax
	movq	-24(%rax), %rdi
	addq	%rbx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cerr, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	jmp	.LBB3_23
.LBB3_9:
	movq	8(%rsp), %rdi
	movl	$67108864, %edx                 # imm = 0x4000000
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB3_14
# %bb.10:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.3, %esi
.LBB3_11:
	movl	$28, %edx
	jmp	.LBB3_18
.LBB3_12:
	movq	_ZSt4cerr(%rip), %rax
	movq	-24(%rax), %rax
	leaq	_ZSt4cerr(%rax), %rdi
	movl	32(%rdi), %esi
	orl	$1, %esi
	callq	_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate
.LBB3_13:                               # %_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc.exit
	movq	_ZSt4cerr(%rip), %rax
	movl	$_ZSt4cerr, %ecx
	movq	-24(%rax), %rdi
	addq	%rcx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cerr, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	jmp	.LBB3_22
.LBB3_14:
	movabsq	$1099511628032, %rdi            # imm = 0x10000000100
	movabsq	$68719476752, %rdx              # imm = 0x1000000010
	movl	$1024, %r8d                     # imm = 0x400
	movl	$1, %esi
	movl	$1, %ecx
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB3_16
# %bb.15:
	movq	8(%rsp), %rdi
	movl	$4096, %esi                     # imm = 0x1000
	callq	_Z36__device_stub__luFactorizationKernelPfi
.LBB3_16:
	callq	hipGetLastError
	testl	%eax, %eax
	je	.LBB3_25
# %bb.17:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.4, %esi
	movl	$22, %edx
.LBB3_18:
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	%ebp, %edi
	callq	hipGetErrorString
	testq	%rax, %rax
	je	.LBB3_20
# %bb.19:
	movq	%rax, %r14
	movq	%rax, %rdi
	callq	strlen
	movl	$_ZSt4cerr, %edi
	movq	%r14, %rsi
	movq	%rax, %rdx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	jmp	.LBB3_21
.LBB3_20:
	movq	_ZSt4cerr(%rip), %rax
	movq	-24(%rax), %rax
	leaq	_ZSt4cerr(%rax), %rdi
	movl	32(%rdi), %esi
	orl	$1, %esi
	callq	_ZNSt9basic_iosIcSt11char_traitsIcEE5clearESt12_Ios_Iostate
.LBB3_21:                               # %_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc.exit37
	movq	_ZSt4cerr(%rip), %rax
	movl	$_ZSt4cerr, %ecx
	movq	-24(%rax), %rdi
	addq	%rcx, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cerr, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movq	8(%rsp), %rdi
	callq	hipFree
.LBB3_22:
	movq	%rbx, %rdi
	callq	free
.LBB3_23:
	movl	$-1, %eax
.LBB3_24:
	addq	$16, %rsp
	.cfi_def_cfa_offset 48
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r14
	.cfi_def_cfa_offset 24
	popq	%r15
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.LBB3_25:
	.cfi_def_cfa_offset 64
	movq	8(%rsp), %rsi
	movl	$67108864, %edx                 # imm = 0x4000000
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB3_27
# %bb.26:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.5, %esi
	jmp	.LBB3_11
.LBB3_27:
	movq	8(%rsp), %rdi
	callq	hipFree
	movq	%rbx, %rdi
	callq	free
	movl	$_ZSt4cout, %edi
	movl	$.L.str.6, %esi
	movl	$39, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	callq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_
	xorl	%eax, %eax
	jmp	.LBB3_24
.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	$_Z21luFactorizationKernelPfi, %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	_Z21luFactorizationKernelPfi,@object # @_Z21luFactorizationKernelPfi
	.section	.rodata,"a",@progbits
	.globl	_Z21luFactorizationKernelPfi
	.p2align	3, 0x0
_Z21luFactorizationKernelPfi:
	.quad	_Z36__device_stub__luFactorizationKernelPfi
	.size	_Z21luFactorizationKernelPfi, 8

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

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"Host memory allocation failed"
	.size	.L.str.1, 30

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	"Device memory allocation failed: "
	.size	.L.str.2, 34

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"Host to device copy failed: "
	.size	.L.str.3, 29

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Kernel launch failed: "
	.size	.L.str.4, 23

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Device to host copy failed: "
	.size	.L.str.5, 29

	.type	.L.str.6,@object                # @.str.6
.L.str.6:
	.asciz	"LU factorization completed successfully"
	.size	.L.str.6, 40

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z21luFactorizationKernelPfi"
	.size	.L__unnamed_1, 29

	.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 _Z36__device_stub__luFactorizationKernelPfi
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z21luFactorizationKernelPfi
	.addrsig_sym _ZSt4cout
	.addrsig_sym _ZSt4cerr
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z21luFactorizationKernelPfi ; -- Begin function _Z21luFactorizationKernelPfi
	.globl	_Z21luFactorizationKernelPfi
	.p2align	8
	.type	_Z21luFactorizationKernelPfi,@function
_Z21luFactorizationKernelPfi:           ; @_Z21luFactorizationKernelPfi
; %bb.0:
	s_clause 0x2
	s_load_b32 s2, s[0:1], 0x1c
	s_load_b32 s6, s[0:1], 0x8
	s_load_b64 s[4:5], s[0:1], 0x0
	v_bfe_u32 v4, v0, 10, 10
	v_and_b32_e32 v5, 0x3ff, v0
	s_waitcnt lgkmcnt(0)
	s_lshr_b32 s7, s2, 16
	s_and_b32 s2, s2, 0xffff
	s_delay_alu instid0(VALU_DEP_1)
	v_mad_u64_u32 v[0:1], null, s15, s7, v[4:5]
	v_mad_u64_u32 v[2:3], null, s14, s2, v[5:6]
	s_cmp_lt_i32 s6, 1
	s_cbranch_scc1 .LBB0_10
; %bb.1:                                ; %.lr.ph
	s_delay_alu instid0(VALU_DEP_2)
	v_mul_lo_u32 v10, v0, s6
	v_mad_u32_u24 v3, v4, s2, v5
	v_mad_u32_u24 v11, v5, s2, v4
	v_cmp_gt_u32_e64 s2, v5, v4
	v_cmp_gt_i32_e64 s0, s6, v0
	v_cmp_gt_i32_e64 s1, s6, v2
	v_sub_nc_u32_e32 v1, v4, v2
	v_lshl_add_u32 v3, v3, 2, 0
	v_add_nc_u32_e32 v6, v10, v2
	s_mov_b32 s8, 0
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v7, 31, v6
	v_lshlrev_b64 v[8:9], 2, v[6:7]
	v_lshl_add_u32 v7, v11, 2, 0
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_add_co_u32 v5, vcc_lo, s4, v8
	v_add_co_ci_u32_e32 v6, vcc_lo, s5, v9, vcc_lo
	v_add_nc_u32_e32 v8, v4, v10
.LBB0_2:                                ; =>This Inner Loop Header: Depth=1
	v_add_nc_u32_e32 v9, s8, v4
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(SALU_CYCLE_1)
	v_cmp_gt_i32_e32 vcc_lo, s6, v9
	s_and_b32 s3, s0, vcc_lo
	s_and_saveexec_b32 s9, s3
	s_cbranch_execz .LBB0_4
; %bb.3:                                ;   in Loop: Header=BB0_2 Depth=1
	v_add_nc_u32_e32 v10, s8, v8
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v11, 31, v10
	v_lshlrev_b64 v[10:11], 2, v[10:11]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_add_co_u32 v10, s3, s4, v10
	v_add_co_ci_u32_e64 v11, s3, s5, v11, s3
	global_load_b32 v10, v[10:11], off
	s_waitcnt vmcnt(0)
	ds_store_b32 v3, v10
.LBB0_4:                                ;   in Loop: Header=BB0_2 Depth=1
	s_or_b32 exec_lo, exec_lo, s9
	v_cmp_gt_i32_e64 s3, v0, v9
	s_and_b32 s9, s1, vcc_lo
	s_waitcnt lgkmcnt(0)
	s_barrier
	buffer_gl0_inv
	s_and_b32 s9, s9, s3
	s_delay_alu instid0(SALU_CYCLE_1)
	s_and_saveexec_b32 s3, s9
	s_cbranch_execz .LBB0_9
; %bb.5:                                ;   in Loop: Header=BB0_2 Depth=1
	v_add_nc_u32_e32 v9, s8, v1
	s_mov_b32 s9, exec_lo
	s_delay_alu instid0(VALU_DEP_1)
	v_cmpx_eq_u32_e32 0, v9
	s_cbranch_execz .LBB0_7
; %bb.6:                                ;   in Loop: Header=BB0_2 Depth=1
	global_load_b32 v9, v[5:6], off
	ds_load_b32 v10, v3
	s_waitcnt vmcnt(0) lgkmcnt(0)
	v_div_scale_f32 v11, null, v10, v10, v9
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_2) | instid1(VALU_DEP_1)
	v_rcp_f32_e32 v12, v11
	s_waitcnt_depctr 0xfff
	v_fma_f32 v13, -v11, v12, 1.0
	v_fmac_f32_e32 v12, v13, v12
	v_div_scale_f32 v13, vcc_lo, v9, v10, v9
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_mul_f32_e32 v14, v13, v12
	v_fma_f32 v15, -v11, v14, v13
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_fmac_f32_e32 v14, v15, v12
	v_fma_f32 v11, -v11, v14, v13
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_div_fmas_f32 v11, v11, v12, v14
	v_div_fixup_f32 v9, v11, v10, v9
	global_store_b32 v[5:6], v9, off
.LBB0_7:                                ;   in Loop: Header=BB0_2 Depth=1
	s_or_b32 exec_lo, exec_lo, s9
	s_waitcnt_vscnt null, 0x0
	s_barrier
	buffer_gl0_inv
	s_and_b32 exec_lo, exec_lo, s2
	s_cbranch_execz .LBB0_9
; %bb.8:                                ;   in Loop: Header=BB0_2 Depth=1
	v_add_nc_u32_e32 v9, s8, v8
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v10, 31, v9
	v_lshlrev_b64 v[9:10], 2, v[9:10]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v9, vcc_lo, s4, v9
	v_add_co_ci_u32_e32 v10, vcc_lo, s5, v10, vcc_lo
	s_clause 0x1
	global_load_b32 v9, v[9:10], off
	global_load_b32 v10, v[5:6], off
	ds_load_b32 v11, v7
	s_waitcnt vmcnt(0) lgkmcnt(0)
	v_fma_f32 v9, -v9, v11, v10
	global_store_b32 v[5:6], v9, off
.LBB0_9:                                ; %Flow95
                                        ;   in Loop: Header=BB0_2 Depth=1
	s_or_b32 exec_lo, exec_lo, s3
	s_add_i32 s8, s8, s7
	s_waitcnt_vscnt null, 0x0
	s_cmp_ge_i32 s8, s6
	s_barrier
	buffer_gl0_inv
	s_cbranch_scc0 .LBB0_2
.LBB0_10:                               ; %._crit_edge
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_max_i32_e32 v1, v2, v0
	s_mov_b32 s0, exec_lo
	v_cmpx_gt_i32_e64 s6, v1
	s_cbranch_execz .LBB0_16
; %bb.11:
	s_mov_b32 s0, exec_lo
                                        ; implicit-def: $vgpr6
                                        ; implicit-def: $vgpr4_vgpr5
	v_cmpx_le_i32_e64 v0, v2
	s_xor_b32 s0, exec_lo, s0
; %bb.12:
	v_mad_u64_u32 v[4:5], null, v0, s6, v[2:3]
	v_cmp_eq_u32_e32 vcc_lo, v0, v2
                                        ; implicit-def: $vgpr2_vgpr3
                                        ; implicit-def: $vgpr0_vgpr1
	v_cndmask_b32_e64 v6, 0, 1.0, vcc_lo
	s_delay_alu instid0(VALU_DEP_3)
	v_ashrrev_i32_e32 v5, 31, v4
; %bb.13:                               ; %Flow
	s_and_not1_saveexec_b32 s0, s0
	s_cbranch_execz .LBB0_15
; %bb.14:
	v_mad_u64_u32 v[4:5], null, v0, s6, v[2:3]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v5, 31, v4
	v_lshlrev_b64 v[0:1], 2, v[4:5]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v0, vcc_lo, s4, v0
	v_add_co_ci_u32_e32 v1, vcc_lo, s5, v1, vcc_lo
	global_load_b32 v6, v[0:1], off
.LBB0_15:
	s_or_b32 exec_lo, exec_lo, s0
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[0:1], 2, v[4:5]
	v_add_co_u32 v0, vcc_lo, s4, v0
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v1, vcc_lo, s5, v1, vcc_lo
	s_waitcnt vmcnt(0)
	global_store_b32 v[0:1], v6, off
.LBB0_16:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z21luFactorizationKernelPfi
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 272
		.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 16
		.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	_Z21luFactorizationKernelPfi, .Lfunc_end0-_Z21luFactorizationKernelPfi
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 800
; NumSgprs: 18
; NumVgprs: 16
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 1
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 16
; 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
      - .offset:         8
        .size:           4
        .value_kind:     by_value
      - .offset:         16
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         20
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         28
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         30
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         32
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         34
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         36
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         38
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         56
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         80
        .size:           2
        .value_kind:     hidden_grid_dims
      - .offset:         136
        .size:           4
        .value_kind:     hidden_dynamic_lds_size
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 272
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z21luFactorizationKernelPfi
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z21luFactorizationKernelPfi.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     16
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
