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

// Define the maximum number of threads per block
#define MAX_THREADS_PER_BLOCK 256

// CUDA kernel for sparse matrix-vector multiplication
__global__ void sparseMatVecMul(const int *rowPtr, const int *colInd, const float *values, const float *x, float *y, int numRows) {
    int row = blockIdx.x * blockDim.x + threadIdx.x;
    if (row < numRows) {
        float sum = 0.0f;
        int rowStart = rowPtr[row];
        int rowEnd = rowPtr[row + 1];
        for (int jj = rowStart; jj < rowEnd; ++jj) {
            sum += values[jj] * x[colInd[jj]];
        }
        y[row] = sum;
    }
}

int main() {
    // Define the matrix dimensions and non-zero elements
    const int numRows = 1024;
    const int numNonZeros = 2048;

    // Host memory allocation
    int *h_rowPtr = new int[numRows + 1];
    int *h_colInd = new int[numNonZeros];
    float *h_values = new float[numNonZeros];
    float *h_x = new float[numRows];
    float *h_y = new float[numRows];

    // Initialize row pointers, column indices, values, and vector x
    // This is a simple example initialization, modify as needed
    int nzCounter = 0;
    for (int i = 0; i < numRows; ++i) {
        h_rowPtr[i] = nzCounter;
        int nzInRow = rand() % 3; // Random number of non-zero elements per row (0 to 2)
        for (int j = 0; j < nzInRow; ++j) {
            if (nzCounter < numNonZeros) {
                h_colInd[nzCounter] = rand() % numRows; // Random column index
                h_values[nzCounter] = static_cast<float>(rand()) / RAND_MAX; // Random value
                nzCounter++;
            }
        }
    }
    h_rowPtr[numRows] = nzCounter; // Last row pointer

    for (int i = 0; i < numRows; ++i) {
        h_x[i] = static_cast<float>(rand()) / RAND_MAX; // Random vector element
        h_y[i] = 0.0f; // Initialize result vector to zero
    }

    // Device memory allocation
    int *d_rowPtr, *d_colInd;
    float *d_values, *d_x, *d_y;
    cudaError_t err = cudaMalloc((void **)&d_rowPtr, (numRows + 1) * sizeof(int));
    if (err != cudaSuccess) {
        std::cerr << "Error allocating device memory for rowPtr: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMalloc((void **)&d_colInd, numNonZeros * sizeof(int));
    if (err != cudaSuccess) {
        std::cerr << "Error allocating device memory for colInd: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMalloc((void **)&d_values, numNonZeros * sizeof(float));
    if (err != cudaSuccess) {
        std::cerr << "Error allocating device memory for values: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMalloc((void **)&d_x, numRows * sizeof(float));
    if (err != cudaSuccess) {
        std::cerr << "Error allocating device memory for x: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMalloc((void **)&d_y, numRows * sizeof(float));
    if (err != cudaSuccess) {
        std::cerr << "Error allocating device memory for y: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }

    // Copy data from host to device
    err = cudaMemcpy(d_rowPtr, h_rowPtr, (numRows + 1) * sizeof(int), cudaMemcpyHostToDevice);
    if (err != cudaSuccess) {
        std::cerr << "Error copying rowPtr to device: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMemcpy(d_colInd, h_colInd, numNonZeros * sizeof(int), cudaMemcpyHostToDevice);
    if (err != cudaSuccess) {
        std::cerr << "Error copying colInd to device: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMemcpy(d_values, h_values, numNonZeros * sizeof(float), cudaMemcpyHostToDevice);
    if (err != cudaSuccess) {
        std::cerr << "Error copying values to device: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }
    err = cudaMemcpy(d_x, h_x, numRows * sizeof(float), cudaMemcpyHostToDevice);
    if (err != cudaSuccess) {
        std::cerr << "Error copying x to device: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }

    // Launch the kernel
    int blockSize = MAX_THREADS_PER_BLOCK;
    int numBlocks = (numRows + blockSize - 1) / blockSize;
    sparseMatVecMul<<<numBlocks, blockSize>>>(d_rowPtr, d_colInd, d_values, d_x, d_y, numRows);
    err = cudaGetLastError();
    if (err != cudaSuccess) {
        std::cerr << "Error launching kernel: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }

    // Copy result back to host
    err = cudaMemcpy(h_y, d_y, numRows * sizeof(float), cudaMemcpyDeviceToHost);
    if (err != cudaSuccess) {
        std::cerr << "Error copying y back to host: " << cudaGetErrorString(err) << std::endl;
        return -1;
    }

    // Free device memory
    cudaFree(d_rowPtr);
    cudaFree(d_colInd);
    cudaFree(d_values);
    cudaFree(d_x);
    cudaFree(d_y);

    // Free host memory
    delete[] h_rowPtr;
    delete[] h_colInd;
    delete[] h_values;
    delete[] h_x;
    delete[] h_y;

    std::cout << "Sparse matrix-vector multiplication completed successfully." << std::endl;
    return 0;
}
	.file	"tmpxft_001a7ce8_00000000-6_cuda_code_015643.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB3638:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE3638:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.align 2
	.type	_ZNSolsEPFRSoS_E.isra.0, @function
_ZNSolsEPFRSoS_E.isra.0:
.LFB4292:
	.cfi_startproc
	jmp	*%rsi
	.cfi_endproc
.LFE4292:
	.size	_ZNSolsEPFRSoS_E.isra.0, .-_ZNSolsEPFRSoS_E.isra.0
	.globl	_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi
	.type	_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi, @function
_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi:
.LFB3660:
	.cfi_startproc
	endbr64
	subq	$184, %rsp
	.cfi_def_cfa_offset 192
	movq	%rdi, 40(%rsp)
	leaq	72(%rsp), %rdi
	movq	%rsi, 32(%rsp)
	leaq	84(%rsp), %rsi
	movq	%rdx, 24(%rsp)
	leaq	56(%rsp), %rdx
	movq	%rcx, 16(%rsp)
	leaq	64(%rsp), %rcx
	movq	%r8, 8(%rsp)
	movl	%r9d, 4(%rsp)
	movq	%fs:40, %rax
	movq	%rax, 168(%rsp)
	xorl	%eax, %eax
	leaq	40(%rsp), %rax
	movl	$1, 80(%rsp)
	movq	%rax, 120(%rsp)
	leaq	32(%rsp), %rax
	movq	%rax, 128(%rsp)
	leaq	24(%rsp), %rax
	movq	%rax, 136(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 144(%rsp)
	leaq	8(%rsp), %rax
	movq	%rax, 152(%rsp)
	leaq	4(%rsp), %rax
	movq	%rax, 160(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 72(%rsp)
	movq	%rax, 84(%rsp)
	movl	$1, 92(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L3
	pushq	64(%rsp)
	.cfi_def_cfa_offset 200
	leaq	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi(%rip), %rdi
	pushq	64(%rsp)
	.cfi_def_cfa_offset 208
	movq	100(%rsp), %rcx
	movl	108(%rsp), %r8d
	movq	88(%rsp), %rsi
	movl	96(%rsp), %edx
	leaq	136(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 200
	popq	%rdx
	.cfi_def_cfa_offset 192
.L3:
	movq	168(%rsp), %rax
	subq	%fs:40, %rax
	je	.L5
	call	__stack_chk_fail@PLT
.L5:
	addq	$184, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3660:
	.size	_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi, .-_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi
	.globl	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.type	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, @function
_Z15sparseMatVecMulPKiS0_PKfS2_Pfi:
.LFB3661:
	.cfi_startproc
	endbr64
	jmp	_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi
	.cfi_endproc
.LFE3661:
	.size	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, .-_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC2:
	.string	"Error allocating device memory for rowPtr: "
.LC3:
	.string	"Error allocating device memory for colInd: "
.LC4:
	.string	"Error allocating device memory for values: "
.LC5:
	.string	"Error allocating device memory for x: "
.LC6:
	.string	"Error allocating device memory for y: "
.LC7:
	.string	"Error copying rowPtr to device: "
.LC8:
	.string	"Error copying colInd to device: "
.LC9:
	.string	"Error copying values to device: "
.LC10:
	.string	"Error copying x to device: "
.LC11:
	.string	"Error launching kernel: "
.LC12:
	.string	"Error copying y back to host: "
.LC13:
	.string	"Sparse matrix-vector multiplication completed successfully."
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB3635:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	movl	$4100, %edi
	xorl	%r15d, %r15d
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	xorl	%ebp, %ebp
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	subq	$120, %rsp
	.cfi_def_cfa_offset 176
	movq	%fs:40, %rax
	movq	%rax, 104(%rsp)
	xorl	%eax, %eax
	call	_Znam@PLT
	movl	$8192, %edi
	movq	%rax, %rbx
	call	_Znam@PLT
	movl	$8192, %edi
	movq	%rax, %r14
	call	_Znam@PLT
	movl	$4096, %edi
	movq	%rax, %r13
	call	_Znam@PLT
	movl	$4096, %edi
	movq	%rax, %r12
	call	_Znam@PLT
	movq	%rax, 8(%rsp)
.L13:
	movl	%ebp, (%rbx,%r15,4)
	call	rand@PLT
	movl	$3, %ecx
	cltd
	idivl	%ecx
	xorl	%ecx, %ecx
	movl	%edx, 24(%rsp)
.L10:
	movl	24(%rsp), %eax
	cmpl	%eax, %ecx
	jge	.L34
	cmpl	$2047, %ebp
	jg	.L11
	movl	%ecx, 28(%rsp)
	call	rand@PLT
	movl	$1024, %edi
	movslq	%ebp, %rsi
	incl	%ebp
	cltd
	movq	%rsi, 16(%rsp)
	idivl	%edi
	movl	%edx, (%r14,%rsi,4)
	call	rand@PLT
	movq	16(%rsp), %rsi
	movl	28(%rsp), %ecx
	cvtsi2ssl	%eax, %xmm0
	mulss	.LC0(%rip), %xmm0
	movss	%xmm0, 0(%r13,%rsi,4)
.L11:
	incl	%ecx
	jmp	.L10
.L34:
	incq	%r15
	cmpq	$1024, %r15
	jne	.L13
	movl	%ebp, 4096(%rbx)
	xorl	%ebp, %ebp
.L14:
	call	rand@PLT
	cvtsi2ssl	%eax, %xmm0
	mulss	.LC0(%rip), %xmm0
	movq	8(%rsp), %rax
	movl	$0x00000000, (%rax,%rbp)
	movss	%xmm0, (%r12,%rbp)
	addq	$4, %rbp
	cmpq	$4096, %rbp
	jne	.L14
	movl	$4100, %esi
	leaq	40(%rsp), %rdi
	call	cudaMalloc@PLT
	leaq	.LC2(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	leaq	48(%rsp), %rdi
	movl	$8192, %esi
	call	cudaMalloc@PLT
	movl	%eax, %ebp
	testl	%eax, %eax
	je	.L17
	leaq	.LC3(%rip), %rsi
.L33:
	leaq	_ZSt4cerr(%rip), %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	%ebp, %edi
	movq	%rax, %rbx
	call	cudaGetErrorString@PLT
	movq	%rbx, %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
	orl	$-1, %eax
	jmp	.L9
.L17:
	movl	$8192, %esi
	leaq	56(%rsp), %rdi
	call	cudaMalloc@PLT
	leaq	.LC4(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movl	$4096, %esi
	leaq	64(%rsp), %rdi
	call	cudaMalloc@PLT
	leaq	.LC5(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movl	$4096, %esi
	leaq	72(%rsp), %rdi
	call	cudaMalloc@PLT
	leaq	.LC6(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	40(%rsp), %rdi
	movq	%rbx, %rsi
	movl	$1, %ecx
	movl	$4100, %edx
	call	cudaMemcpy@PLT
	leaq	.LC7(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	48(%rsp), %rdi
	movq	%r14, %rsi
	movl	$1, %ecx
	movl	$8192, %edx
	call	cudaMemcpy@PLT
	leaq	.LC8(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	56(%rsp), %rdi
	movq	%r13, %rsi
	movl	$1, %ecx
	movl	$8192, %edx
	call	cudaMemcpy@PLT
	leaq	.LC9(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	64(%rsp), %rdi
	movq	%r12, %rsi
	movl	$1, %ecx
	movl	$4096, %edx
	call	cudaMemcpy@PLT
	leaq	.LC10(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movl	$16777217, %edx
	movl	$1073741825, %edi
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	salq	$8, %rdx
	salq	$2, %rdi
	movl	$1, %ecx
	movl	$1, %esi
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L26
	movq	72(%rsp), %r8
	movq	64(%rsp), %rcx
	movl	$1024, %r9d
	movq	56(%rsp), %rdx
	movq	48(%rsp), %rsi
	movq	40(%rsp), %rdi
	call	_Z48__device_stub__Z15sparseMatVecMulPKiS0_PKfS2_PfiPKiS0_PKfS2_Pfi
.L26:
	call	cudaGetLastError@PLT
	leaq	.LC11(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	72(%rsp), %rsi
	movq	8(%rsp), %rdi
	movl	$2, %ecx
	movl	$4096, %edx
	call	cudaMemcpy@PLT
	leaq	.LC12(%rip), %rsi
	movl	%eax, %ebp
	testl	%eax, %eax
	jne	.L33
	movq	40(%rsp), %rdi
	call	cudaFree@PLT
	movq	48(%rsp), %rdi
	call	cudaFree@PLT
	movq	56(%rsp), %rdi
	call	cudaFree@PLT
	movq	64(%rsp), %rdi
	call	cudaFree@PLT
	movq	72(%rsp), %rdi
	call	cudaFree@PLT
	movq	%rbx, %rdi
	call	_ZdaPv@PLT
	movq	%r14, %rdi
	call	_ZdaPv@PLT
	movq	%r13, %rdi
	call	_ZdaPv@PLT
	movq	%r12, %rdi
	call	_ZdaPv@PLT
	movq	8(%rsp), %rdi
	call	_ZdaPv@PLT
	leaq	.LC13(%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
.L9:
	movq	104(%rsp), %rdx
	subq	%fs:40, %rdx
	je	.L29
	call	__stack_chk_fail@PLT
.L29:
	addq	$120, %rsp
	.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
.LFE3635:
	.size	main, .-main
	.section	.rodata.str1.1
.LC14:
	.string	"_Z15sparseMatVecMulPKiS0_PKfS2_Pfi"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB3663:
	.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	.LC14(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi(%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
.LFE3663:
	.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
.LC0:
	.long	805306368
	.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>

// Define the maximum number of threads per block
#define MAX_THREADS_PER_BLOCK 256

// CUDA kernel for sparse matrix-vector multiplication
__global__ void sparseMatVecMul(const int *rowPtr, const int *colInd, const float *values, const float *x, float *y, int numRows) {
    int row = blockIdx.x * blockDim.x + threadIdx.x;
    if (row < numRows) {
        float sum = 0.0f;
        int rowStart = rowPtr[row];
        int rowEnd = rowPtr[row + 1];
        for (int jj = rowStart; jj < rowEnd; ++jj) {
            sum += values[jj] * x[colInd[jj]];
        }
        y[row] = sum;
    }
}

int main() {
    // Define the matrix dimensions and non-zero elements
    const int numRows = 1024;
    const int numNonZeros = 2048;

    // Host memory allocation
    int *h_rowPtr = new int[numRows + 1];
    int *h_colInd = new int[numNonZeros];
    float *h_values = new float[numNonZeros];
    float *h_x = new float[numRows];
    float *h_y = new float[numRows];

    // Initialize row pointers, column indices, values, and vector x
    // This is a simple example initialization, modify as needed
    int nzCounter = 0;
    for (int i = 0; i < numRows; ++i) {
        h_rowPtr[i] = nzCounter;
        int nzInRow = rand() % 3; // Random number of non-zero elements per row (0 to 2)
        for (int j = 0; j < nzInRow; ++j) {
            if (nzCounter < numNonZeros) {
                h_colInd[nzCounter] = rand() % numRows; // Random column index
                h_values[nzCounter] = static_cast<float>(rand()) / RAND_MAX; // Random value
                nzCounter++;
            }
        }
    }
    h_rowPtr[numRows] = nzCounter; // Last row pointer

    for (int i = 0; i < numRows; ++i) {
        h_x[i] = static_cast<float>(rand()) / RAND_MAX; // Random vector element
        h_y[i] = 0.0f; // Initialize result vector to zero
    }

    // Device memory allocation
    int *d_rowPtr, *d_colInd;
    float *d_values, *d_x, *d_y;
    hipError_t err = hipMalloc((void **)&d_rowPtr, (numRows + 1) * sizeof(int));
    if (err != hipSuccess) {
        std::cerr << "Error allocating device memory for rowPtr: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMalloc((void **)&d_colInd, numNonZeros * sizeof(int));
    if (err != hipSuccess) {
        std::cerr << "Error allocating device memory for colInd: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMalloc((void **)&d_values, numNonZeros * sizeof(float));
    if (err != hipSuccess) {
        std::cerr << "Error allocating device memory for values: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMalloc((void **)&d_x, numRows * sizeof(float));
    if (err != hipSuccess) {
        std::cerr << "Error allocating device memory for x: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMalloc((void **)&d_y, numRows * sizeof(float));
    if (err != hipSuccess) {
        std::cerr << "Error allocating device memory for y: " << hipGetErrorString(err) << std::endl;
        return -1;
    }

    // Copy data from host to device
    err = hipMemcpy(d_rowPtr, h_rowPtr, (numRows + 1) * sizeof(int), hipMemcpyHostToDevice);
    if (err != hipSuccess) {
        std::cerr << "Error copying rowPtr to device: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMemcpy(d_colInd, h_colInd, numNonZeros * sizeof(int), hipMemcpyHostToDevice);
    if (err != hipSuccess) {
        std::cerr << "Error copying colInd to device: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMemcpy(d_values, h_values, numNonZeros * sizeof(float), hipMemcpyHostToDevice);
    if (err != hipSuccess) {
        std::cerr << "Error copying values to device: " << hipGetErrorString(err) << std::endl;
        return -1;
    }
    err = hipMemcpy(d_x, h_x, numRows * sizeof(float), hipMemcpyHostToDevice);
    if (err != hipSuccess) {
        std::cerr << "Error copying x to device: " << hipGetErrorString(err) << std::endl;
        return -1;
    }

    // Launch the kernel
    int blockSize = MAX_THREADS_PER_BLOCK;
    int numBlocks = (numRows + blockSize - 1) / blockSize;
    sparseMatVecMul<<<numBlocks, blockSize>>>(d_rowPtr, d_colInd, d_values, d_x, d_y, numRows);
    err = hipGetLastError();
    if (err != hipSuccess) {
        std::cerr << "Error launching kernel: " << hipGetErrorString(err) << std::endl;
        return -1;
    }

    // Copy result back to host
    err = hipMemcpy(h_y, d_y, numRows * sizeof(float), hipMemcpyDeviceToHost);
    if (err != hipSuccess) {
        std::cerr << "Error copying y back to host: " << hipGetErrorString(err) << std::endl;
        return -1;
    }

    // Free device memory
    hipFree(d_rowPtr);
    hipFree(d_colInd);
    hipFree(d_values);
    hipFree(d_x);
    hipFree(d_y);

    // Free host memory
    delete[] h_rowPtr;
    delete[] h_colInd;
    delete[] h_values;
    delete[] h_x;
    delete[] h_y;

    std::cout << "Sparse matrix-vector multiplication completed successfully." << std::endl;
    return 0;
}
	.text
	.file	"cuda_code_015643.hip"
                                        # Start of file scope inline assembly
	.globl	_ZSt21ios_base_library_initv

                                        # End of file scope inline assembly
	.globl	_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi # -- Begin function _Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
	.type	_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi,@function
_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi: # @_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
	.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	$144, %rsp
	.cfi_def_cfa_offset 192
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	56(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	48(%rsp), %rdi
	movq	%rsi, (%rdi)
	leaq	40(%rsp), %rsi
	movq	%rdx, (%rsi)
	leaq	32(%rsp), %rdx
	movq	%rcx, (%rdx)
	leaq	24(%rsp), %rcx
	movq	%r8, (%rcx)
	leaq	4(%rsp), %r8
	movl	%r9d, (%r8)
	leaq	96(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rdi, 8(%rbx)
	movq	%rsi, 16(%rbx)
	movq	%rdx, 24(%rbx)
	movq	%rcx, 32(%rbx)
	movq	%r8, 40(%rbx)
	leaq	80(%rsp), %r14
	leaq	64(%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	$_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$160, %rsp
	.cfi_adjust_cfa_offset -160
	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	_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi, .Lfunc_end0-_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function main
.LCPI1_0:
	.long	0x30000000                      # float 4.65661287E-10
	.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	$72, %rsp
	.cfi_def_cfa_offset 128
	.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	$4100, %edi                     # imm = 0x1004
	callq	_Znam
	movq	%rax, %rbx
	movl	$8192, %edi                     # imm = 0x2000
	callq	_Znam
	movq	%rax, %r14
	movl	$8192, %edi                     # imm = 0x2000
	callq	_Znam
	movq	%rax, %r15
	movl	$4096, %edi                     # imm = 0x1000
	callq	_Znam
	movq	%rax, 56(%rsp)                  # 8-byte Spill
	movl	$4096, %edi                     # imm = 0x1000
	callq	_Znam
	movq	%rax, 8(%rsp)                   # 8-byte Spill
	xorl	%ebp, %ebp
	xorl	%r12d, %r12d
	movq	%rbx, 64(%rsp)                  # 8-byte Spill
.LBB1_1:                                # =>This Loop Header: Depth=1
                                        #     Child Loop BB1_2 Depth 2
	movl	%r12d, (%rbx,%rbp,4)
	callq	rand
	movslq	%eax, %r13
	imulq	$1431655766, %r13, %rax         # imm = 0x55555556
	movq	%rax, %rcx
	shrq	$63, %rcx
	shrq	$32, %rax
	addl	%ecx, %eax
	leal	(%rax,%rax,2), %eax
	subl	%eax, %r13d
	testl	%r13d, %r13d
	jle	.LBB1_5
.LBB1_2:                                # %.lr.ph
                                        #   Parent Loop BB1_1 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	cmpl	$2047, %r12d                    # imm = 0x7FF
	jg	.LBB1_4
# %bb.3:                                #   in Loop: Header=BB1_2 Depth=2
	callq	rand
                                        # kill: def $eax killed $eax def $rax
	leal	1023(%rax), %ecx
	testl	%eax, %eax
	cmovnsl	%eax, %ecx
	andl	$-1024, %ecx                    # imm = 0xFC00
	subl	%ecx, %eax
	movslq	%r12d, %rbx
	movl	%eax, (%r14,%rbx,4)
	callq	rand
	movss	.LCPI1_0(%rip), %xmm1           # xmm1 = mem[0],zero,zero,zero
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	mulss	%xmm1, %xmm0
	movss	%xmm0, (%r15,%rbx,4)
	incl	%r12d
.LBB1_4:                                #   in Loop: Header=BB1_2 Depth=2
	decl	%r13d
	jne	.LBB1_2
.LBB1_5:                                # %._crit_edge
                                        #   in Loop: Header=BB1_1 Depth=1
	incq	%rbp
	cmpq	$1024, %rbp                     # imm = 0x400
	movq	64(%rsp), %rbx                  # 8-byte Reload
	jne	.LBB1_1
# %bb.6:
	movl	%r12d, 4096(%rbx)
	xorl	%r12d, %r12d
	movq	56(%rsp), %r13                  # 8-byte Reload
	movq	8(%rsp), %rbp                   # 8-byte Reload
.LBB1_7:                                # =>This Inner Loop Header: Depth=1
	callq	rand
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	mulss	.LCPI1_0(%rip), %xmm0
	movss	%xmm0, (%r13,%r12,4)
	movl	$0, (%rbp,%r12,4)
	incq	%r12
	cmpq	$1024, %r12                     # imm = 0x400
	jne	.LBB1_7
# %bb.8:
	leaq	48(%rsp), %rdi
	movl	$4100, %esi                     # imm = 0x1004
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB1_10
# %bb.9:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str, %esi
	jmp	.LBB1_14
.LBB1_10:
	leaq	40(%rsp), %rdi
	movl	$8192, %esi                     # imm = 0x2000
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB1_12
# %bb.11:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.1, %esi
	jmp	.LBB1_14
.LBB1_12:
	leaq	32(%rsp), %rdi
	movl	$8192, %esi                     # imm = 0x2000
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB1_21
# %bb.13:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.2, %esi
.LBB1_14:
	movl	$43, %edx
.LBB1_15:
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	%ebp, %edi
	callq	hipGetErrorString
	testq	%rax, %rax
	je	.LBB1_17
# %bb.16:
	movq	%rax, %rbx
	movq	%rax, %rdi
	callq	strlen
	movl	$_ZSt4cerr, %edi
	movq	%rbx, %rsi
	movq	%rax, %rdx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	jmp	.LBB1_18
.LBB1_17:
	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
.LBB1_18:                               # %_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
.LBB1_19:
	movl	$-1, %eax
.LBB1_20:
	addq	$72, %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
.LBB1_21:
	.cfi_def_cfa_offset 128
	leaq	24(%rsp), %rdi
	movl	$4096, %esi                     # imm = 0x1000
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB1_23
# %bb.22:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.3, %esi
	movl	$38, %edx
	jmp	.LBB1_15
.LBB1_23:
	leaq	16(%rsp), %rdi
	movl	$4096, %esi                     # imm = 0x1000
	callq	hipMalloc
	testl	%eax, %eax
	je	.LBB1_25
# %bb.24:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.4, %esi
	movl	$38, %edx
	jmp	.LBB1_32
.LBB1_25:
	movq	48(%rsp), %rdi
	movl	$4100, %edx                     # imm = 0x1004
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB1_27
# %bb.26:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.5, %esi
	jmp	.LBB1_31
.LBB1_27:
	movq	40(%rsp), %rdi
	movl	$8192, %edx                     # imm = 0x2000
	movq	%r14, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB1_29
# %bb.28:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.6, %esi
	jmp	.LBB1_31
.LBB1_29:
	movq	32(%rsp), %rdi
	movl	$8192, %edx                     # imm = 0x2000
	movq	%r15, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB1_33
# %bb.30:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.7, %esi
.LBB1_31:
	movl	$32, %edx
.LBB1_32:
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	%ebp, %edi
	callq	hipGetErrorString
	movl	$_ZSt4cerr, %edi
	movq	%rax, %rsi
	callq	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc
	movq	%rax, %rdi
	callq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_
	jmp	.LBB1_19
.LBB1_33:
	movq	24(%rsp), %rdi
	movl	$4096, %edx                     # imm = 0x1000
	movq	%r13, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB1_35
# %bb.34:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.8, %esi
	movl	$27, %edx
	jmp	.LBB1_32
.LBB1_35:
	movabsq	$4294967300, %rdi               # imm = 0x100000004
	leaq	252(%rdi), %rdx
	movl	$1, %esi
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB1_37
# %bb.36:
	movq	48(%rsp), %rdi
	movq	40(%rsp), %rsi
	movq	32(%rsp), %rdx
	movq	24(%rsp), %rcx
	movq	16(%rsp), %r8
	movl	$1024, %r9d                     # imm = 0x400
	callq	_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
.LBB1_37:
	callq	hipGetLastError
	testl	%eax, %eax
	je	.LBB1_39
# %bb.38:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.9, %esi
	movl	$24, %edx
	jmp	.LBB1_32
.LBB1_39:
	movq	16(%rsp), %rsi
	movl	$4096, %edx                     # imm = 0x1000
	movq	8(%rsp), %rdi                   # 8-byte Reload
	movl	$2, %ecx
	callq	hipMemcpy
	testl	%eax, %eax
	je	.LBB1_41
# %bb.40:
	movl	%eax, %ebp
	movl	$_ZSt4cerr, %edi
	movl	$.L.str.10, %esi
	movl	$30, %edx
	jmp	.LBB1_32
.LBB1_41:
	movq	48(%rsp), %rdi
	callq	hipFree
	movq	40(%rsp), %rdi
	callq	hipFree
	movq	32(%rsp), %rdi
	callq	hipFree
	movq	24(%rsp), %rdi
	callq	hipFree
	movq	16(%rsp), %rdi
	callq	hipFree
	movq	64(%rsp), %rdi                  # 8-byte Reload
	callq	_ZdaPv
	movq	%r14, %rdi
	callq	_ZdaPv
	movq	%r15, %rdi
	callq	_ZdaPv
	movq	56(%rsp), %rdi                  # 8-byte Reload
	callq	_ZdaPv
	movq	8(%rsp), %rdi                   # 8-byte Reload
	callq	_ZdaPv
	movl	$_ZSt4cout, %edi
	movl	$.L.str.11, %esi
	movl	$59, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$_ZSt4cout, %edi
	callq	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_
	xorl	%eax, %eax
	jmp	.LBB1_20
.Lfunc_end1:
	.size	main, .Lfunc_end1-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	.LBB2_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB2_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, %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_end2:
	.size	__hip_module_ctor, .Lfunc_end2-__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	.LBB3_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
.LBB3_2:
	retq
.Lfunc_end3:
	.size	__hip_module_dtor, .Lfunc_end3-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi,@object # @_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.section	.rodata,"a",@progbits
	.globl	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.p2align	3, 0x0
_Z15sparseMatVecMulPKiS0_PKfS2_Pfi:
	.quad	_Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
	.size	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"Error allocating device memory for rowPtr: "
	.size	.L.str, 44

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"Error allocating device memory for colInd: "
	.size	.L.str.1, 44

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	"Error allocating device memory for values: "
	.size	.L.str.2, 44

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"Error allocating device memory for x: "
	.size	.L.str.3, 39

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Error allocating device memory for y: "
	.size	.L.str.4, 39

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Error copying rowPtr to device: "
	.size	.L.str.5, 33

	.type	.L.str.6,@object                # @.str.6
.L.str.6:
	.asciz	"Error copying colInd to device: "
	.size	.L.str.6, 33

	.type	.L.str.7,@object                # @.str.7
.L.str.7:
	.asciz	"Error copying values to device: "
	.size	.L.str.7, 33

	.type	.L.str.8,@object                # @.str.8
.L.str.8:
	.asciz	"Error copying x to device: "
	.size	.L.str.8, 28

	.type	.L.str.9,@object                # @.str.9
.L.str.9:
	.asciz	"Error launching kernel: "
	.size	.L.str.9, 25

	.type	.L.str.10,@object               # @.str.10
.L.str.10:
	.asciz	"Error copying y back to host: "
	.size	.L.str.10, 31

	.type	.L.str.11,@object               # @.str.11
.L.str.11:
	.asciz	"Sparse matrix-vector multiplication completed successfully."
	.size	.L.str.11, 60

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z15sparseMatVecMulPKiS0_PKfS2_Pfi"
	.size	.L__unnamed_1, 35

	.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 _Z30__device_stub__sparseMatVecMulPKiS0_PKfS2_Pfi
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.addrsig_sym _ZSt4cerr
	.addrsig_sym _ZSt4cout
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi ; -- Begin function _Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.globl	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
	.p2align	8
	.type	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi,@function
_Z15sparseMatVecMulPKiS0_PKfS2_Pfi:     ; @_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x3c
	s_load_b32 s3, s[0:1], 0x28
	s_waitcnt lgkmcnt(0)
	s_and_b32 s2, s2, 0xffff
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[1:2], null, s15, s2, v[0:1]
	s_mov_b32 s2, exec_lo
	v_cmpx_gt_i32_e64 s3, v1
	s_cbranch_execz .LBB0_6
; %bb.1:
	s_load_b256 s[4:11], s[0:1], 0x0
	v_ashrrev_i32_e32 v2, 31, v1
	s_load_b64 s[2:3], s[0:1], 0x20
	v_mov_b32_e32 v8, 0
	s_mov_b32 s1, exec_lo
	s_delay_alu instid0(VALU_DEP_2) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[0:1], 2, v[1:2]
	s_waitcnt lgkmcnt(0)
	v_add_co_u32 v2, vcc_lo, s4, v0
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v3, vcc_lo, s5, v1, vcc_lo
	global_load_b64 v[2:3], v[2:3], off
	s_waitcnt vmcnt(0)
	v_cmpx_lt_i32_e64 v2, v3
	s_cbranch_execz .LBB0_5
; %bb.2:                                ; %.lr.ph.preheader
	v_ashrrev_i32_e32 v5, 31, v2
	v_mov_b32_e32 v4, v2
	v_mov_b32_e32 v8, 0
	s_mov_b32 s4, 0
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[6:7], 2, v[4:5]
	v_add_co_u32 v4, vcc_lo, s8, v6
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v5, vcc_lo, s9, v7, vcc_lo
	v_add_co_u32 v6, vcc_lo, s6, v6
	v_add_co_ci_u32_e32 v7, vcc_lo, s7, v7, vcc_lo
.LBB0_3:                                ; %.lr.ph
                                        ; =>This Inner Loop Header: Depth=1
	global_load_b32 v9, v[6:7], off
	v_add_nc_u32_e32 v2, 1, v2
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_cmp_ge_i32_e64 s0, v2, v3
	s_or_b32 s4, s0, s4
	s_waitcnt vmcnt(0)
	v_ashrrev_i32_e32 v10, 31, v9
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[9:10], 2, v[9:10]
	v_add_co_u32 v9, vcc_lo, s10, v9
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v10, vcc_lo, s11, v10, vcc_lo
	global_load_b32 v11, v[4:5], off
	global_load_b32 v9, v[9:10], off
	v_add_co_u32 v4, vcc_lo, v4, 4
	v_add_co_ci_u32_e32 v5, vcc_lo, 0, v5, vcc_lo
	v_add_co_u32 v6, vcc_lo, v6, 4
	v_add_co_ci_u32_e32 v7, vcc_lo, 0, v7, vcc_lo
	s_waitcnt vmcnt(0)
	v_fmac_f32_e32 v8, v11, v9
	s_and_not1_b32 exec_lo, exec_lo, s4
	s_cbranch_execnz .LBB0_3
; %bb.4:                                ; %Flow
	s_or_b32 exec_lo, exec_lo, s4
.LBB0_5:                                ; %Flow47
	s_delay_alu instid0(SALU_CYCLE_1)
	s_or_b32 exec_lo, exec_lo, s1
	v_add_co_u32 v0, vcc_lo, s2, v0
	v_add_co_ci_u32_e32 v1, vcc_lo, s3, v1, vcc_lo
	global_store_b32 v[0:1], v8, off
.LBB0_6:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z15sparseMatVecMulPKiS0_PKfS2_Pfi
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 304
		.amdhsa_user_sgpr_count 15
		.amdhsa_user_sgpr_dispatch_ptr 0
		.amdhsa_user_sgpr_queue_ptr 0
		.amdhsa_user_sgpr_kernarg_segment_ptr 1
		.amdhsa_user_sgpr_dispatch_id 0
		.amdhsa_user_sgpr_private_segment_size 0
		.amdhsa_wavefront_size32 1
		.amdhsa_uses_dynamic_stack 0
		.amdhsa_enable_private_segment 0
		.amdhsa_system_sgpr_workgroup_id_x 1
		.amdhsa_system_sgpr_workgroup_id_y 0
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 0
		.amdhsa_next_free_vgpr 12
		.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	_Z15sparseMatVecMulPKiS0_PKfS2_Pfi, .Lfunc_end0-_Z15sparseMatVecMulPKiS0_PKfS2_Pfi
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 364
; NumSgprs: 18
; NumVgprs: 12
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 1
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 12
; Occupancy: 16
; WaveLimiterHint : 1
; COMPUTE_PGM_RSRC2:SCRATCH_EN: 0
; COMPUTE_PGM_RSRC2:USER_SGPR: 15
; COMPUTE_PGM_RSRC2:TRAP_HANDLER: 0
; COMPUTE_PGM_RSRC2:TGID_X_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Y_EN: 0
; COMPUTE_PGM_RSRC2:TGID_Z_EN: 0
; COMPUTE_PGM_RSRC2:TIDIG_COMP_CNT: 0
	.text
	.p2alignl 7, 3214868480
	.fill 96, 4, 3214868480
	.type	__hip_cuid_,@object             ; @__hip_cuid_
	.section	.bss,"aw",@nobits
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               ; 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym __hip_cuid_
	.amdgpu_metadata
---
amdhsa.kernels:
  - .args:
      - .address_space:  global
        .offset:         0
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         8
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         16
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         24
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         32
        .size:           8
        .value_kind:     global_buffer
      - .offset:         40
        .size:           4
        .value_kind:     by_value
      - .offset:         48
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         52
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         56
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         60
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         62
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         64
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         66
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         68
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         70
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         88
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         96
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         104
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         112
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 304
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z15sparseMatVecMulPKiS0_PKfS2_Pfi
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z15sparseMatVecMulPKiS0_PKfS2_Pfi.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     12
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
