// includes, system
#include <stdio.h>
#include <assert.h>
#include <iostream>
#include <cuda_runtime.h>

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

// implement the kernel using global memory
__global__ void reverseArray(int *d_out, int *d_in, int n){
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int ir = n - i - 1;
    d_out[i] = d_in[ir];
}
// implement the kernel using shared memory
__global__ void reverseArray_shared(int *d_out, int *d_in, int n){
    /*__shared__ int s[256];
    int t = threadIdx.x;
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int ti = n-i-1;
    s[t] = d_in[i];
    __syncthreads();
    d_out[ti] = s[t];*/
    __shared__ int s[256];
    int t = threadIdx.x;
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int tr = 256 - t - 1;
    s[tr] = d_in[i];
    d_out[(1023-blockIdx.x)*blockDim.x+tr] = s[tr];
}

////////////////////////////////////////////////////////////////////////////////
// Program main
////////////////////////////////////////////////////////////////////////////////
int main( int argc, char** argv){
    // pointer for host memory and size
    int *h_a;
    int dimA = 256 * 1024; // 256K elements (1MB total)
    // pointer for device memory
    int *d_b, *d_a;
    // define grid and block size
    int numThreadsPerBlock = 256;
    // Part 1: compute number of blocks needed based on array size and desired block size
    int numBlocks = dimA / numThreadsPerBlock;
    // allocate host and device memory
    size_t memSize = numBlocks * numThreadsPerBlock * sizeof(int);
    h_a = (int *) malloc(memSize);
    cudaMalloc( (void **) &d_a, memSize );
    cudaMalloc( (void **) &d_b, memSize );
    // Initialize input array on host
    for (int i = 0; i < dimA; ++i){
        h_a[i] = i;
    }
    // Copy host array to device array
    cudaMemcpy( d_a, h_a, memSize, cudaMemcpyHostToDevice );
    // launch kernel
    dim3 dimGrid(numBlocks);
    dim3 dimBlock(numThreadsPerBlock);

    cudaEvent_t launch_begin, launch_end;
     cudaEventCreate(&launch_begin);
     cudaEventCreate(&launch_end);
     const size_t num_launches = 4;
    float average_time_simple = 0.0;
    std::cout << "Timing simple implementation...";
    for(int i = 0; i < num_launches; ++i){	  // record a CUDA event immediately before and after the kernel launch	  cudaEventRecord(launch_begin,0);	  // launch the kernel
      cudaEventRecord(launch_begin,0);
      reverseArray<<< dimGrid, dimBlock >>>( d_b, d_a, dimA);
        // block until the device has completed
      cudaDeviceSynchronize();
        // check if kernel execution generated an error
        // Check for any CUDA errors
      checkCUDAError("kernel invocation");
      cudaEventRecord(launch_end,0);
      cudaEventSynchronize(launch_end);
      float time = 0.0;
      // measure the time (ms) spent in the kernel	  cudaEventElapsedTime(&time, launch_begin, launch_end);
      cudaEventElapsedTime(&time, launch_begin, launch_end);
      average_time_simple += time;
    }
      // copy the result back to the host memory space
    cudaMemcpy( h_a, d_b, memSize, cudaMemcpyDeviceToHost );
    average_time_simple /= num_launches;
    std::cout << " done." << std::endl;
    std::cout << average_time_simple << "ms" << std::endl;
    // Check for any CUDA errors
    checkCUDAError("memcpy");
    // verify the data returned to the host is correct
    for (int i = 0; i < dimA; i++){
        assert(h_a[i] == dimA - 1 - i );
    }

    float average_time_shared = 0.0;
    std::cout << "Timing shared implementation...";
    for(int i = 0; i < num_launches; ++i){	  // record a CUDA event immediately before and after the kernel launch	  cudaEventRecord(launch_begin,0);	  // launch the kernel
      cudaEventRecord(launch_begin,0);
      reverseArray_shared<<< dimGrid, dimBlock >>>( d_b, d_a, dimA);
        // block until the device has completed
      cudaDeviceSynchronize();
        // check if kernel execution generated an error
        // Check for any CUDA errors
      checkCUDAError("kernel invocation");
      cudaEventRecord(launch_end,0);
      cudaEventSynchronize(launch_end);
      float time = 0.0;
      // measure the time (ms) spent in the kernel	  cudaEventElapsedTime(&time, launch_begin, launch_end);
      cudaEventElapsedTime(&time, launch_begin, launch_end);
      average_time_shared += time;
    }
      // copy the result back to the host memory space
    cudaMemcpy( h_a, d_b, memSize, cudaMemcpyDeviceToHost );
    average_time_shared /= num_launches;
    std::cout << " done." << std::endl;
    std::cout << average_time_shared << "ms" << std::endl;

    // Check for any CUDA errors
    checkCUDAError("memcpy");
    // verify the data returned to the host is correct
    for (int i = 0; i < dimA; i++){
        assert(h_a[i] == dimA - 1 - i );
    }


    // free device memory
    cudaFree(d_a);
    cudaFree(d_b);
    // free host memory
    free(h_a);
    // If the program makes it this far, then the results are correct and
    // there are no run-time errors.
    printf("Global memory -- verified.\n");
    return 0;
}
void checkCUDAError(const char *msg){
    cudaError_t err = cudaGetLastError();
    if( cudaSuccess != err){
        fprintf(stderr, "Cuda error: %s: %s.\n", msg, cudaGetErrorString( err) );
        exit(EXIT_FAILURE);
    }
}

	.file	"tmpxft_0024e118_00000000-6_reverse_array.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB3639:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE3639:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"Cuda error: %s: %s.\n"
	.text
	.globl	_Z14checkCUDAErrorPKc
	.type	_Z14checkCUDAErrorPKc, @function
_Z14checkCUDAErrorPKc:
.LFB3636:
	.cfi_startproc
	endbr64
	pushq	%rbx
	.cfi_def_cfa_offset 16
	.cfi_offset 3, -16
	movq	%rdi, %rbx
	call	cudaGetLastError@PLT
	testl	%eax, %eax
	je	.L2
	movl	%eax, %edi
	call	cudaGetErrorString@PLT
	movq	stderr(%rip), %rdi
	movq	%rbx, %rcx
	leaq	.LC0(%rip), %rdx
	movq	%rax, %r8
	movl	$2, %esi
	xorl	%eax, %eax
	call	__fprintf_chk@PLT
	movl	$1, %edi
	call	exit@PLT
.L2:
	popq	%rbx
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3636:
	.size	_Z14checkCUDAErrorPKc, .-_Z14checkCUDAErrorPKc
	.globl	_Z35__device_stub__Z12reverseArrayPiS_iPiS_i
	.type	_Z35__device_stub__Z12reverseArrayPiS_iPiS_i, @function
_Z35__device_stub__Z12reverseArrayPiS_iPiS_i:
.LFB3661:
	.cfi_startproc
	endbr64
	subq	$136, %rsp
	.cfi_def_cfa_offset 144
	movq	%rdi, 24(%rsp)
	leaq	40(%rsp), %rcx
	leaq	48(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	60(%rsp), %rsi
	movl	%edx, 12(%rsp)
	leaq	32(%rsp), %rdx
	movq	%fs:40, %rax
	movq	%rax, 120(%rsp)
	xorl	%eax, %eax
	leaq	24(%rsp), %rax
	movl	$1, 56(%rsp)
	movq	%rax, 96(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 104(%rsp)
	leaq	12(%rsp), %rax
	movq	%rax, 112(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 48(%rsp)
	movq	%rax, 60(%rsp)
	movl	$1, 68(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L6
	pushq	40(%rsp)
	.cfi_def_cfa_offset 152
	leaq	_Z12reverseArrayPiS_i(%rip), %rdi
	pushq	40(%rsp)
	.cfi_def_cfa_offset 160
	movq	76(%rsp), %rcx
	movl	84(%rsp), %r8d
	movq	64(%rsp), %rsi
	movl	72(%rsp), %edx
	leaq	112(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 152
	popq	%rdx
	.cfi_def_cfa_offset 144
.L6:
	movq	120(%rsp), %rax
	subq	%fs:40, %rax
	je	.L8
	call	__stack_chk_fail@PLT
.L8:
	addq	$136, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3661:
	.size	_Z35__device_stub__Z12reverseArrayPiS_iPiS_i, .-_Z35__device_stub__Z12reverseArrayPiS_iPiS_i
	.globl	_Z12reverseArrayPiS_i
	.type	_Z12reverseArrayPiS_i, @function
_Z12reverseArrayPiS_i:
.LFB3662:
	.cfi_startproc
	endbr64
	jmp	_Z35__device_stub__Z12reverseArrayPiS_iPiS_i
	.cfi_endproc
.LFE3662:
	.size	_Z12reverseArrayPiS_i, .-_Z12reverseArrayPiS_i
	.globl	_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i
	.type	_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i, @function
_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i:
.LFB3663:
	.cfi_startproc
	endbr64
	subq	$136, %rsp
	.cfi_def_cfa_offset 144
	movq	%rdi, 24(%rsp)
	leaq	40(%rsp), %rcx
	leaq	48(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	60(%rsp), %rsi
	movl	%edx, 12(%rsp)
	leaq	32(%rsp), %rdx
	movq	%fs:40, %rax
	movq	%rax, 120(%rsp)
	xorl	%eax, %eax
	leaq	24(%rsp), %rax
	movl	$1, 56(%rsp)
	movq	%rax, 96(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 104(%rsp)
	leaq	12(%rsp), %rax
	movq	%rax, 112(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 48(%rsp)
	movq	%rax, 60(%rsp)
	movl	$1, 68(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L11
	pushq	40(%rsp)
	.cfi_def_cfa_offset 152
	leaq	_Z19reverseArray_sharedPiS_i(%rip), %rdi
	pushq	40(%rsp)
	.cfi_def_cfa_offset 160
	movq	76(%rsp), %rcx
	movl	84(%rsp), %r8d
	movq	64(%rsp), %rsi
	movl	72(%rsp), %edx
	leaq	112(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 152
	popq	%rdx
	.cfi_def_cfa_offset 144
.L11:
	movq	120(%rsp), %rax
	subq	%fs:40, %rax
	je	.L13
	call	__stack_chk_fail@PLT
.L13:
	addq	$136, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3663:
	.size	_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i, .-_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i
	.globl	_Z19reverseArray_sharedPiS_i
	.type	_Z19reverseArray_sharedPiS_i, @function
_Z19reverseArray_sharedPiS_i:
.LFB3664:
	.cfi_startproc
	endbr64
	jmp	_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i
	.cfi_endproc
.LFE3664:
	.size	_Z19reverseArray_sharedPiS_i, .-_Z19reverseArray_sharedPiS_i
	.section	.rodata.str1.1
.LC2:
	.string	"Timing simple implementation..."
.LC3:
	.string	"kernel invocation"
.LC5:
	.string	" done."
.LC6:
	.string	"ms"
.LC7:
	.string	"memcpy"
.LC8:
	.string	"Timing shared implementation..."
.LC9:
	.string	"Global memory -- verified.\n"
	.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	$1048576, %edi
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	subq	$104, %rsp
	.cfi_def_cfa_offset 160
	movq	%fs:40, %rax
	movq	%rax, 88(%rsp)
	xorl	%eax, %eax
	call	malloc@PLT
	leaq	40(%rsp), %rdi
	movl	$1048576, %esi
	movq	%rax, %rbx
	call	cudaMalloc@PLT
	leaq	32(%rsp), %rdi
	movl	$1048576, %esi
	call	cudaMalloc@PLT
	xorl	%eax, %eax
.L17:
	movl	%eax, (%rbx,%rax,4)
	incq	%rax
	cmpq	$262144, %rax
	jne	.L17
	movq	40(%rsp), %rdi
	movl	$1, %ecx
	movq	%rbx, %rsi
	xorl	%r12d, %r12d
	movl	$1048576, %edx
	leaq	_ZSt4cout(%rip), %rbp
	movl	$4, %r13d
	call	cudaMemcpy@PLT
	movl	$4194305, %eax
	leaq	48(%rsp), %rdi
	movl	$1, 72(%rsp)
	salq	$10, %rax
	movl	$1, 84(%rsp)
	leaq	.LC3(%rip), %r15
	movq	%rax, 64(%rsp)
	subq	$768, %rax
	movq	%rax, 76(%rsp)
	call	cudaEventCreate@PLT
	leaq	56(%rsp), %rdi
	call	cudaEventCreate@PLT
	leaq	.LC2(%rip), %rsi
	movq	%rbp, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
.L19:
	movq	48(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	84(%rsp), %ecx
	movl	72(%rsp), %esi
	xorl	%r9d, %r9d
	movq	76(%rsp), %rdx
	movq	64(%rsp), %rdi
	xorl	%r8d, %r8d
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L18
	movq	40(%rsp), %rsi
	movq	32(%rsp), %rdi
	movl	$262144, %edx
	call	_Z35__device_stub__Z12reverseArrayPiS_iPiS_i
.L18:
	call	cudaDeviceSynchronize@PLT
	movq	%r15, %rdi
	leaq	28(%rsp), %r14
	call	_Z14checkCUDAErrorPKc
	movq	56(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	56(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	56(%rsp), %rdx
	movq	%r14, %rdi
	movq	48(%rsp), %rsi
	movl	$0x00000000, 28(%rsp)
	call	cudaEventElapsedTime@PLT
	movd	%r12d, %xmm1
	addss	28(%rsp), %xmm1
	movd	%xmm1, %r12d
	decl	%r13d
	jne	.L19
	movq	32(%rsp), %rsi
	movl	$2, %ecx
	movl	$1048576, %edx
	movq	%rbx, %rdi
	leaq	.LC5(%rip), %r13
	call	cudaMemcpy@PLT
	movd	%r12d, %xmm2
	movq	%r13, %rsi
	movq	%rbp, %rdi
	mulss	.LC4(%rip), %xmm2
	movd	%xmm2, %r12d
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%rax, %rdi
	call	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@PLT
	movd	%r12d, %xmm4
	movq	%rbp, %rdi
	movl	$4, %r12d
	cvtss2sd	%xmm4, %xmm0
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	leaq	.LC6(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%rax, %rdi
	call	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@PLT
	leaq	.LC7(%rip), %rdi
	call	_Z14checkCUDAErrorPKc
	leaq	.LC8(%rip), %rsi
	movq	%rbp, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movl	$0x00000000, 12(%rsp)
.L21:
	movq	48(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	84(%rsp), %ecx
	movl	72(%rsp), %esi
	xorl	%r9d, %r9d
	movq	76(%rsp), %rdx
	movq	64(%rsp), %rdi
	xorl	%r8d, %r8d
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L20
	movq	40(%rsp), %rsi
	movq	32(%rsp), %rdi
	movl	$262144, %edx
	call	_Z42__device_stub__Z19reverseArray_sharedPiS_iPiS_i
.L20:
	call	cudaDeviceSynchronize@PLT
	movq	%r15, %rdi
	call	_Z14checkCUDAErrorPKc
	movq	56(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	56(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	56(%rsp), %rdx
	movq	%r14, %rdi
	movq	48(%rsp), %rsi
	movl	$0x00000000, 28(%rsp)
	call	cudaEventElapsedTime@PLT
	movss	12(%rsp), %xmm3
	addss	28(%rsp), %xmm3
	movss	%xmm3, 12(%rsp)
	decl	%r12d
	jne	.L21
	movq	32(%rsp), %rsi
	movl	$2, %ecx
	movl	$1048576, %edx
	movq	%rbx, %rdi
	call	cudaMemcpy@PLT
	movss	.LC4(%rip), %xmm0
	movq	%r13, %rsi
	movq	%rbp, %rdi
	mulss	12(%rsp), %xmm0
	movss	%xmm0, 12(%rsp)
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%rax, %rdi
	call	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@PLT
	movss	12(%rsp), %xmm0
	movq	%rbp, %rdi
	cvtss2sd	%xmm0, %xmm0
	call	_ZNSo9_M_insertIdEERSoT_@PLT
	leaq	.LC6(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	movq	%rax, %rdi
	call	_ZSt4endlIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_@PLT
	leaq	.LC7(%rip), %rdi
	call	_Z14checkCUDAErrorPKc
	movq	40(%rsp), %rdi
	call	cudaFree@PLT
	movq	32(%rsp), %rdi
	call	cudaFree@PLT
	movq	%rbx, %rdi
	call	free@PLT
	xorl	%eax, %eax
	movl	$2, %edi
	leaq	.LC9(%rip), %rsi
	call	__printf_chk@PLT
	movq	88(%rsp), %rax
	subq	%fs:40, %rax
	je	.L22
	call	__stack_chk_fail@PLT
.L22:
	addq	$104, %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
.LFE3635:
	.size	main, .-main
	.section	.rodata.str1.1
.LC10:
	.string	"_Z19reverseArray_sharedPiS_i"
.LC11:
	.string	"_Z12reverseArrayPiS_i"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB3666:
	.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	.LC10(%rip), %rdx
	movq	%rax, %rdi
	movq	%rax, %rbx
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	leaq	_Z19reverseArray_sharedPiS_i(%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	%r9d, %r9d
	pushq	$0
	.cfi_def_cfa_offset 24
	leaq	.LC11(%rip), %rdx
	orl	$-1, %r8d
	leaq	_Z12reverseArrayPiS_i(%rip), %rsi
	pushq	$0
	.cfi_def_cfa_offset 32
	movq	%rdx, %rcx
	pushq	$0
	.cfi_def_cfa_offset 40
	pushq	$0
	.cfi_def_cfa_offset 48
	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	%rbx
	.cfi_def_cfa_offset 8
	jmp	atexit@PLT
	.cfi_endproc
.LFE3666:
	.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
.LC4:
	.long	1048576000
	.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:

// includes, system
#include <stdio.h>
#include <assert.h>
#include <iostream>
#include <hip/hip_runtime.h>

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

// implement the kernel using global memory
__global__ void reverseArray(int *d_out, int *d_in, int n){
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int ir = n - i - 1;
    d_out[i] = d_in[ir];
}
// implement the kernel using shared memory
__global__ void reverseArray_shared(int *d_out, int *d_in, int n){
    /*__shared__ int s[256];
    int t = threadIdx.x;
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int ti = n-i-1;
    s[t] = d_in[i];
    __syncthreads();
    d_out[ti] = s[t];*/
    __shared__ int s[256];
    int t = threadIdx.x;
    int i = blockIdx.x * blockDim.x + threadIdx.x;
    int tr = 256 - t - 1;
    s[tr] = d_in[i];
    d_out[(1023-blockIdx.x)*blockDim.x+tr] = s[tr];
}

////////////////////////////////////////////////////////////////////////////////
// Program main
////////////////////////////////////////////////////////////////////////////////
int main( int argc, char** argv){
    // pointer for host memory and size
    int *h_a;
    int dimA = 256 * 1024; // 256K elements (1MB total)
    // pointer for device memory
    int *d_b, *d_a;
    // define grid and block size
    int numThreadsPerBlock = 256;
    // Part 1: compute number of blocks needed based on array size and desired block size
    int numBlocks = dimA / numThreadsPerBlock;
    // allocate host and device memory
    size_t memSize = numBlocks * numThreadsPerBlock * sizeof(int);
    h_a = (int *) malloc(memSize);
    hipMalloc( (void **) &d_a, memSize );
    hipMalloc( (void **) &d_b, memSize );
    // Initialize input array on host
    for (int i = 0; i < dimA; ++i){
        h_a[i] = i;
    }
    // Copy host array to device array
    hipMemcpy( d_a, h_a, memSize, hipMemcpyHostToDevice );
    // launch kernel
    dim3 dimGrid(numBlocks);
    dim3 dimBlock(numThreadsPerBlock);

    hipEvent_t launch_begin, launch_end;
     hipEventCreate(&launch_begin);
     hipEventCreate(&launch_end);
     const size_t num_launches = 4;
    float average_time_simple = 0.0;
    std::cout << "Timing simple implementation...";
    for(int i = 0; i < num_launches; ++i){	  // record a CUDA event immediately before and after the kernel launch	  cudaEventRecord(launch_begin,0);	  // launch the kernel
      hipEventRecord(launch_begin,0);
      reverseArray<<< dimGrid, dimBlock >>>( d_b, d_a, dimA);
        // block until the device has completed
      hipDeviceSynchronize();
        // check if kernel execution generated an error
        // Check for any CUDA errors
      checkCUDAError("kernel invocation");
      hipEventRecord(launch_end,0);
      hipEventSynchronize(launch_end);
      float time = 0.0;
      // measure the time (ms) spent in the kernel	  cudaEventElapsedTime(&time, launch_begin, launch_end);
      hipEventElapsedTime(&time, launch_begin, launch_end);
      average_time_simple += time;
    }
      // copy the result back to the host memory space
    hipMemcpy( h_a, d_b, memSize, hipMemcpyDeviceToHost );
    average_time_simple /= num_launches;
    std::cout << " done." << std::endl;
    std::cout << average_time_simple << "ms" << std::endl;
    // Check for any CUDA errors
    checkCUDAError("memcpy");
    // verify the data returned to the host is correct
    for (int i = 0; i < dimA; i++){
        assert(h_a[i] == dimA - 1 - i );
    }

    float average_time_shared = 0.0;
    std::cout << "Timing shared implementation...";
    for(int i = 0; i < num_launches; ++i){	  // record a CUDA event immediately before and after the kernel launch	  cudaEventRecord(launch_begin,0);	  // launch the kernel
      hipEventRecord(launch_begin,0);
      reverseArray_shared<<< dimGrid, dimBlock >>>( d_b, d_a, dimA);
        // block until the device has completed
      hipDeviceSynchronize();
        // check if kernel execution generated an error
        // Check for any CUDA errors
      checkCUDAError("kernel invocation");
      hipEventRecord(launch_end,0);
      hipEventSynchronize(launch_end);
      float time = 0.0;
      // measure the time (ms) spent in the kernel	  cudaEventElapsedTime(&time, launch_begin, launch_end);
      hipEventElapsedTime(&time, launch_begin, launch_end);
      average_time_shared += time;
    }
      // copy the result back to the host memory space
    hipMemcpy( h_a, d_b, memSize, hipMemcpyDeviceToHost );
    average_time_shared /= num_launches;
    std::cout << " done." << std::endl;
    std::cout << average_time_shared << "ms" << std::endl;

    // Check for any CUDA errors
    checkCUDAError("memcpy");
    // verify the data returned to the host is correct
    for (int i = 0; i < dimA; i++){
        assert(h_a[i] == dimA - 1 - i );
    }


    // free device memory
    hipFree(d_a);
    hipFree(d_b);
    // free host memory
    free(h_a);
    // If the program makes it this far, then the results are correct and
    // there are no run-time errors.
    printf("Global memory -- verified.\n");
    return 0;
}
void checkCUDAError(const char *msg){
    hipError_t err = hipGetLastError();
    if( hipSuccess != err){
        fprintf(stderr, "Cuda error: %s: %s.\n", msg, hipGetErrorString( err) );
        exit(EXIT_FAILURE);
    }
}

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

                                        # End of file scope inline assembly
	.globl	_Z27__device_stub__reverseArrayPiS_i # -- Begin function _Z27__device_stub__reverseArrayPiS_i
	.type	_Z27__device_stub__reverseArrayPiS_i,@function
_Z27__device_stub__reverseArrayPiS_i:   # @_Z27__device_stub__reverseArrayPiS_i
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$112, %rsp
	.cfi_def_cfa_offset 160
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	32(%rsp), %rcx
	movq	%rsi, (%rcx)
	leaq	12(%rsp), %rsi
	movl	%edx, (%rsi)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	movq	%rsi, 16(%rbx)
	leaq	64(%rsp), %r14
	leaq	48(%rsp), %r15
	leaq	24(%rsp), %r12
	leaq	16(%rsp), %r13
	movq	%r14, %rdi
	movq	%r15, %rsi
	movq	%r12, %rdx
	movq	%r13, %rcx
	callq	__hipPopCallConfiguration
	movq	(%r14), %rsi
	movl	8(%r14), %edx
	movq	(%r15), %rcx
	movl	8(%r15), %r8d
	movl	$_Z12reverseArrayPiS_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	_Z27__device_stub__reverseArrayPiS_i, .Lfunc_end0-_Z27__device_stub__reverseArrayPiS_i
	.cfi_endproc
                                        # -- End function
	.globl	_Z34__device_stub__reverseArray_sharedPiS_i # -- Begin function _Z34__device_stub__reverseArray_sharedPiS_i
	.type	_Z34__device_stub__reverseArray_sharedPiS_i,@function
_Z34__device_stub__reverseArray_sharedPiS_i: # @_Z34__device_stub__reverseArray_sharedPiS_i
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$112, %rsp
	.cfi_def_cfa_offset 160
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	32(%rsp), %rcx
	movq	%rsi, (%rcx)
	leaq	12(%rsp), %rsi
	movl	%edx, (%rsi)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	movq	%rsi, 16(%rbx)
	leaq	64(%rsp), %r14
	leaq	48(%rsp), %r15
	leaq	24(%rsp), %r12
	leaq	16(%rsp), %r13
	movq	%r14, %rdi
	movq	%r15, %rsi
	movq	%r12, %rdx
	movq	%r13, %rcx
	callq	__hipPopCallConfiguration
	movq	(%r14), %rsi
	movl	8(%r14), %edx
	movq	(%r15), %rcx
	movl	8(%r15), %r8d
	movl	$_Z19reverseArray_sharedPiS_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_end1:
	.size	_Z34__device_stub__reverseArray_sharedPiS_i, .Lfunc_end1-_Z34__device_stub__reverseArray_sharedPiS_i
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function main
.LCPI2_0:
	.long	0x3e800000                      # float 0.25
	.text
	.globl	main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%r15
	.cfi_def_cfa_offset 24
	pushq	%r14
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$48, %rsp
	.cfi_def_cfa_offset 96
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movl	$1048576, %edi                  # imm = 0x100000
	callq	malloc
	movq	%rax, %rbx
	leaq	40(%rsp), %rdi
	movl	$1048576, %esi                  # imm = 0x100000
	callq	hipMalloc
	leaq	24(%rsp), %rdi
	movl	$1048576, %esi                  # imm = 0x100000
	callq	hipMalloc
	xorl	%eax, %eax
.LBB2_1:                                # =>This Inner Loop Header: Depth=1
	movl	%eax, (%rbx,%rax,4)
	incq	%rax
	cmpq	$262144, %rax                   # imm = 0x40000
	jne	.LBB2_1
# %bb.2:
	movabsq	$4294967552, %r14               # imm = 0x100000100
	movq	40(%rsp), %rdi
	movl	$1048576, %edx                  # imm = 0x100000
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	leaq	32(%rsp), %rdi
	callq	hipEventCreate
	leaq	16(%rsp), %rdi
	callq	hipEventCreate
	movl	$_ZSt4cout, %edi
	movl	$.L.str, %esi
	movl	$31, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	xorps	%xmm0, %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	movl	$4, %ebp
	leaq	768(%r14), %r15
	leaq	12(%rsp), %r12
.LBB2_3:                                # =>This Inner Loop Header: Depth=1
	movq	32(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	%r15, %rdi
	movl	$1, %esi
	movq	%r14, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_5
# %bb.4:                                #   in Loop: Header=BB2_3 Depth=1
	movq	24(%rsp), %rdi
	movq	40(%rsp), %rsi
	movl	$262144, %edx                   # imm = 0x40000
	callq	_Z27__device_stub__reverseArrayPiS_i
.LBB2_5:                                #   in Loop: Header=BB2_3 Depth=1
	callq	hipDeviceSynchronize
	movl	$.L.str.1, %edi
	callq	_Z14checkCUDAErrorPKc
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	16(%rsp), %rdi
	callq	hipEventSynchronize
	movl	$0, 12(%rsp)
	movq	32(%rsp), %rsi
	movq	16(%rsp), %rdx
	movq	%r12, %rdi
	callq	hipEventElapsedTime
	movss	8(%rsp), %xmm0                  # 4-byte Reload
                                        # xmm0 = mem[0],zero,zero,zero
	addss	12(%rsp), %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	decl	%ebp
	jne	.LBB2_3
# %bb.6:
	movq	24(%rsp), %rsi
	movl	$1048576, %edx                  # imm = 0x100000
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	movss	8(%rsp), %xmm0                  # 4-byte Reload
                                        # xmm0 = mem[0],zero,zero,zero
	mulss	.LCPI2_0(%rip), %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	movl	$_ZSt4cout, %r12d
	movl	$_ZSt4cout, %edi
	movl	$.L.str.2, %esi
	movl	$6, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	_ZSt4cout(%rip), %rax
	movq	-24(%rax), %rdi
	addq	%r12, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	xorps	%xmm0, %xmm0
	cvtss2sd	8(%rsp), %xmm0                  # 4-byte Folded Reload
	movl	$_ZSt4cout, %edi
	callq	_ZNSo9_M_insertIdEERSoT_
	movq	%rax, %r12
	movl	$.L.str.3, %esi
	movl	$2, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	(%r12), %rax
	movq	-24(%rax), %rdi
	addq	%r12, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r12, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	$.L.str.4, %edi
	callq	_Z14checkCUDAErrorPKc
	movl	$_ZSt4cout, %edi
	movl	$.L.str.5, %esi
	movl	$31, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	xorps	%xmm0, %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	movl	$4, %ebp
	leaq	12(%rsp), %r12
.LBB2_7:                                # =>This Inner Loop Header: Depth=1
	movq	32(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	%r15, %rdi
	movl	$1, %esi
	movq	%r14, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_9
# %bb.8:                                #   in Loop: Header=BB2_7 Depth=1
	movq	24(%rsp), %rdi
	movq	40(%rsp), %rsi
	movl	$262144, %edx                   # imm = 0x40000
	callq	_Z34__device_stub__reverseArray_sharedPiS_i
.LBB2_9:                                #   in Loop: Header=BB2_7 Depth=1
	callq	hipDeviceSynchronize
	movl	$.L.str.1, %edi
	callq	_Z14checkCUDAErrorPKc
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	16(%rsp), %rdi
	callq	hipEventSynchronize
	movl	$0, 12(%rsp)
	movq	32(%rsp), %rsi
	movq	16(%rsp), %rdx
	movq	%r12, %rdi
	callq	hipEventElapsedTime
	movss	8(%rsp), %xmm0                  # 4-byte Reload
                                        # xmm0 = mem[0],zero,zero,zero
	addss	12(%rsp), %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	decl	%ebp
	jne	.LBB2_7
# %bb.10:
	movq	24(%rsp), %rsi
	movl	$1048576, %edx                  # imm = 0x100000
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	movss	8(%rsp), %xmm0                  # 4-byte Reload
                                        # xmm0 = mem[0],zero,zero,zero
	mulss	.LCPI2_0(%rip), %xmm0
	movss	%xmm0, 8(%rsp)                  # 4-byte Spill
	movl	$_ZSt4cout, %r14d
	movl	$_ZSt4cout, %edi
	movl	$.L.str.2, %esi
	movl	$6, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	_ZSt4cout(%rip), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movl	$_ZSt4cout, %edi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	xorps	%xmm0, %xmm0
	cvtss2sd	8(%rsp), %xmm0                  # 4-byte Folded Reload
	movl	$_ZSt4cout, %edi
	callq	_ZNSo9_M_insertIdEERSoT_
	movq	%rax, %r14
	movl	$.L.str.3, %esi
	movl	$2, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movq	(%r14), %rax
	movq	-24(%rax), %rdi
	addq	%r14, %rdi
	movl	$10, %esi
	callq	_ZNKSt9basic_iosIcSt11char_traitsIcEE5widenEc
	movsbl	%al, %esi
	movq	%r14, %rdi
	callq	_ZNSo3putEc
	movq	%rax, %rdi
	callq	_ZNSo5flushEv
	movl	$.L.str.4, %edi
	callq	_Z14checkCUDAErrorPKc
	movq	40(%rsp), %rdi
	callq	hipFree
	movq	24(%rsp), %rdi
	callq	hipFree
	movq	%rbx, %rdi
	callq	free
	movl	$.Lstr, %edi
	callq	puts@PLT
	xorl	%eax, %eax
	addq	$48, %rsp
	.cfi_def_cfa_offset 48
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r14
	.cfi_def_cfa_offset 24
	popq	%r15
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end2:
	.size	main, .Lfunc_end2-main
	.cfi_endproc
                                        # -- End function
	.globl	_Z14checkCUDAErrorPKc           # -- Begin function _Z14checkCUDAErrorPKc
	.type	_Z14checkCUDAErrorPKc,@function
_Z14checkCUDAErrorPKc:                  # @_Z14checkCUDAErrorPKc
	.cfi_startproc
# %bb.0:
	pushq	%r14
	.cfi_def_cfa_offset 16
	pushq	%rbx
	.cfi_def_cfa_offset 24
	pushq	%rax
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -24
	.cfi_offset %r14, -16
	movq	%rdi, %rbx
	callq	hipGetLastError
	testl	%eax, %eax
	jne	.LBB3_2
# %bb.1:
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%r14
	.cfi_def_cfa_offset 8
	retq
.LBB3_2:
	.cfi_def_cfa_offset 32
	movq	stderr(%rip), %r14
	movl	%eax, %edi
	callq	hipGetErrorString
	movl	$.L.str.7, %esi
	movq	%r14, %rdi
	movq	%rbx, %rdx
	movq	%rax, %rcx
	xorl	%eax, %eax
	callq	fprintf
	movl	$1, %edi
	callq	exit
.Lfunc_end3:
	.size	_Z14checkCUDAErrorPKc, .Lfunc_end3-_Z14checkCUDAErrorPKc
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_ctor
	.type	__hip_module_ctor,@function
__hip_module_ctor:                      # @__hip_module_ctor
	.cfi_startproc
# %bb.0:
	pushq	%rbx
	.cfi_def_cfa_offset 16
	subq	$32, %rsp
	.cfi_def_cfa_offset 48
	.cfi_offset %rbx, -16
	movq	__hip_gpubin_handle(%rip), %rbx
	testq	%rbx, %rbx
	jne	.LBB4_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rbx
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB4_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z12reverseArrayPiS_i, %esi
	movl	$.L__unnamed_1, %edx
	movl	$.L__unnamed_1, %ecx
	movq	%rbx, %rdi
	movl	$-1, %r8d
	xorl	%r9d, %r9d
	callq	__hipRegisterFunction
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z19reverseArray_sharedPiS_i, %esi
	movl	$.L__unnamed_2, %edx
	movl	$.L__unnamed_2, %ecx
	movq	%rbx, %rdi
	movl	$-1, %r8d
	xorl	%r9d, %r9d
	callq	__hipRegisterFunction
	movl	$__hip_module_dtor, %edi
	addq	$32, %rsp
	.cfi_def_cfa_offset 16
	popq	%rbx
	.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	_Z12reverseArrayPiS_i,@object   # @_Z12reverseArrayPiS_i
	.section	.rodata,"a",@progbits
	.globl	_Z12reverseArrayPiS_i
	.p2align	3, 0x0
_Z12reverseArrayPiS_i:
	.quad	_Z27__device_stub__reverseArrayPiS_i
	.size	_Z12reverseArrayPiS_i, 8

	.type	_Z19reverseArray_sharedPiS_i,@object # @_Z19reverseArray_sharedPiS_i
	.globl	_Z19reverseArray_sharedPiS_i
	.p2align	3, 0x0
_Z19reverseArray_sharedPiS_i:
	.quad	_Z34__device_stub__reverseArray_sharedPiS_i
	.size	_Z19reverseArray_sharedPiS_i, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"Timing simple implementation..."
	.size	.L.str, 32

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"kernel invocation"
	.size	.L.str.1, 18

	.type	.L.str.2,@object                # @.str.2
.L.str.2:
	.asciz	" done."
	.size	.L.str.2, 7

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"ms"
	.size	.L.str.3, 3

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"memcpy"
	.size	.L.str.4, 7

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Timing shared implementation..."
	.size	.L.str.5, 32

	.type	.L.str.7,@object                # @.str.7
.L.str.7:
	.asciz	"Cuda error: %s: %s.\n"
	.size	.L.str.7, 21

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z12reverseArrayPiS_i"
	.size	.L__unnamed_1, 22

	.type	.L__unnamed_2,@object           # @1
.L__unnamed_2:
	.asciz	"_Z19reverseArray_sharedPiS_i"
	.size	.L__unnamed_2, 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

	.type	.Lstr,@object                   # @str
	.section	.rodata.str1.1,"aMS",@progbits,1
.Lstr:
	.asciz	"Global memory -- verified."
	.size	.Lstr, 27

	.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 _Z27__device_stub__reverseArrayPiS_i
	.addrsig_sym _Z34__device_stub__reverseArray_sharedPiS_i
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z12reverseArrayPiS_i
	.addrsig_sym _Z19reverseArray_sharedPiS_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	_Z12reverseArrayPiS_i   ; -- Begin function _Z12reverseArrayPiS_i
	.globl	_Z12reverseArrayPiS_i
	.p2align	8
	.type	_Z12reverseArrayPiS_i,@function
_Z12reverseArrayPiS_i:                  ; @_Z12reverseArrayPiS_i
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x24
	s_load_b32 s4, s[0:1], 0x10
	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_load_b128 s[0:3], s[0:1], 0x0
	v_xad_u32 v2, v1, -1, s4
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v3, 31, v2
	v_lshlrev_b64 v[2:3], 2, v[2:3]
	s_waitcnt lgkmcnt(0)
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v2, vcc_lo, s2, v2
	v_add_co_ci_u32_e32 v3, vcc_lo, s3, v3, vcc_lo
	global_load_b32 v3, v[2:3], off
	v_ashrrev_i32_e32 v2, 31, v1
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[0:1], 2, v[1:2]
	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
	s_waitcnt vmcnt(0)
	global_store_b32 v[0:1], v3, off
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z12reverseArrayPiS_i
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 280
		.amdhsa_user_sgpr_count 15
		.amdhsa_user_sgpr_dispatch_ptr 0
		.amdhsa_user_sgpr_queue_ptr 0
		.amdhsa_user_sgpr_kernarg_segment_ptr 1
		.amdhsa_user_sgpr_dispatch_id 0
		.amdhsa_user_sgpr_private_segment_size 0
		.amdhsa_wavefront_size32 1
		.amdhsa_uses_dynamic_stack 0
		.amdhsa_enable_private_segment 0
		.amdhsa_system_sgpr_workgroup_id_x 1
		.amdhsa_system_sgpr_workgroup_id_y 0
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 0
		.amdhsa_next_free_vgpr 4
		.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	_Z12reverseArrayPiS_i, .Lfunc_end0-_Z12reverseArrayPiS_i
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 160
; NumSgprs: 18
; NumVgprs: 4
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 4
; Occupancy: 16
; WaveLimiterHint : 0
; 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
	.protected	_Z19reverseArray_sharedPiS_i ; -- Begin function _Z19reverseArray_sharedPiS_i
	.globl	_Z19reverseArray_sharedPiS_i
	.p2align	8
	.type	_Z19reverseArray_sharedPiS_i,@function
_Z19reverseArray_sharedPiS_i:           ; @_Z19reverseArray_sharedPiS_i
; %bb.0:
	s_clause 0x1
	s_load_b32 s4, s[0:1], 0x24
	s_load_b128 s[0:3], s[0:1], 0x0
	s_waitcnt lgkmcnt(0)
	s_and_b32 s4, s4, 0xffff
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[1:2], null, s15, s4, v[0:1]
	v_ashrrev_i32_e32 v2, 31, v1
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_lshlrev_b64 v[1:2], 2, v[1:2]
	v_add_co_u32 v1, vcc_lo, s2, v1
	s_delay_alu instid0(VALU_DEP_2) | instskip(SKIP_1) | instid1(SALU_CYCLE_1)
	v_add_co_ci_u32_e32 v2, vcc_lo, s3, v2, vcc_lo
	s_sub_i32 s2, 0x3ff, s15
	s_mul_i32 s2, s2, s4
	global_load_b32 v2, v[1:2], off
	v_sub_nc_u32_e32 v0, s2, v0
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_dual_mov_b32 v1, 0 :: v_dual_add_nc_u32 v0, 0xff, v0
	v_lshlrev_b64 v[0:1], 2, v[0:1]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v0, vcc_lo, s0, v0
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	s_waitcnt vmcnt(0)
	global_store_b32 v[0:1], v2, off
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z19reverseArray_sharedPiS_i
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 280
		.amdhsa_user_sgpr_count 15
		.amdhsa_user_sgpr_dispatch_ptr 0
		.amdhsa_user_sgpr_queue_ptr 0
		.amdhsa_user_sgpr_kernarg_segment_ptr 1
		.amdhsa_user_sgpr_dispatch_id 0
		.amdhsa_user_sgpr_private_segment_size 0
		.amdhsa_wavefront_size32 1
		.amdhsa_uses_dynamic_stack 0
		.amdhsa_enable_private_segment 0
		.amdhsa_system_sgpr_workgroup_id_x 1
		.amdhsa_system_sgpr_workgroup_id_y 0
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 0
		.amdhsa_next_free_vgpr 3
		.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_end1:
	.size	_Z19reverseArray_sharedPiS_i, .Lfunc_end1-_Z19reverseArray_sharedPiS_i
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 164
; NumSgprs: 18
; NumVgprs: 3
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 3
; Occupancy: 16
; WaveLimiterHint : 0
; COMPUTE_PGM_RSRC2:SCRATCH_EN: 0
; COMPUTE_PGM_RSRC2:USER_SGPR: 15
; COMPUTE_PGM_RSRC2:TRAP_HANDLER: 0
; COMPUTE_PGM_RSRC2:TGID_X_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Y_EN: 0
; COMPUTE_PGM_RSRC2:TGID_Z_EN: 0
; COMPUTE_PGM_RSRC2:TIDIG_COMP_CNT: 0
	.text
	.p2alignl 7, 3214868480
	.fill 96, 4, 3214868480
	.type	__hip_cuid_,@object             ; @__hip_cuid_
	.section	.bss,"aw",@nobits
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               ; 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym __hip_cuid_
	.amdgpu_metadata
---
amdhsa.kernels:
  - .args:
      - .address_space:  global
        .offset:         0
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         8
        .size:           8
        .value_kind:     global_buffer
      - .offset:         16
        .size:           4
        .value_kind:     by_value
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         28
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         32
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         36
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         38
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         40
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         42
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         44
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         46
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         88
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 280
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z12reverseArrayPiS_i
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z12reverseArrayPiS_i.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     4
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
  - .args:
      - .address_space:  global
        .offset:         0
        .size:           8
        .value_kind:     global_buffer
      - .address_space:  global
        .offset:         8
        .size:           8
        .value_kind:     global_buffer
      - .offset:         16
        .size:           4
        .value_kind:     by_value
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         28
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         32
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         36
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         38
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         40
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         42
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         44
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         46
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         88
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 280
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z19reverseArray_sharedPiS_i
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z19reverseArray_sharedPiS_i.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     3
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
