/* Reduction of arbitrary sized vectors. Host side code. This is perhaps not the best implementation since 
   the size of the problem directly influences the number of threads created. 
   Author: Naga Kandasamy
   Date: 2/23/2017
*/

#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
#include <math.h>
#include <float.h>

// includes, kernels
#include "vector_reduction_kernel.cu"

#define NUM_ELEMENTS 50000000 // Keep in mind the limit on grid dimensions

////////////////////////////////////////////////////////////////////////////////
// declaration, forward
void runTest( int argc, char** argv);
float computeOnDevice(float* h_data, int array_mem_size);

extern "C" 
void computeGold( float* reference, float* idata, const unsigned int len);

////////////////////////////////////////////////////////////////////////////////
// Program main
////////////////////////////////////////////////////////////////////////////////
int 
main( int argc, char** argv) 
{
	runTest( argc, argv);
	return 1;
}


/* Perform the reduction on the GPU. */
void
runTest( int argc, char** argv) 
{
	int num_elements = NUM_ELEMENTS;


	// -- Parse Command Line -------------------------------------------
	if (argc != 1)
		num_elements = atoi(argv[1]);
	// -----------------------------------------------------------------


	// -- Generate Input Data ------------------------------------------
	size_t array_mem_size = sizeof( float) * num_elements;
	float* h_data = (float*) malloc( array_mem_size);
	
	srand(time(NULL)); // Seed the pseudo-random number generator
	printf ("\nNum Elements: %i\n\n", num_elements);
	for( unsigned int i = 0; i < num_elements; ++i) 
		h_data[i] = floorf(2*(rand()/(float)RAND_MAX));

	// -- Compute CPU Solution -----------------------------------------
	float reference = 0.0f; 	
	printf("Performing reduction on the CPU...");
	computeGold(&reference , h_data, num_elements);
    printf("done\n");

	// -- Compute GPU Solution -----------------------------------------
	printf("Performing reduction on the GPU.\n");
	float result = computeOnDevice(h_data, num_elements);
	// -----------------------------------------------------------------

	// -- Check the GPU Results ----------------------------------------
	float epsilon = 0.0f;
	unsigned int result_regtest = (abs(result - reference) <= epsilon);
	printf( "Test %s\n", (1 == result_regtest) ? "PASSED" : "FAILED");
	printf( "device: %f\n", result);
	printf( "host: %f\n", reference);
	// -----------------------------------------------------------------

	free( h_data);
}



float computeOnDevice(float* h_data, int num_elements)
{
	float* gpu_data;
	size_t gpu_data_size = num_elements * sizeof (float);

	// -- Allocate GPU Memory & Copy Data Over -------------------------
	cudaMalloc ((void**)&gpu_data, gpu_data_size);
	cudaMemcpy (gpu_data, h_data, gpu_data_size, cudaMemcpyHostToDevice);

	// -- Determine GPU Execution Configuration ------------------------
	int threads_per_block = 512;
	int thread_blocks = (int)ceil((float)num_elements/(float)threads_per_block);
	int grid_dimension_in_blocks = (int)ceil(sqrt((float)thread_blocks)); // Set up a 2D grid

	// -- Define GPU Execution Config ----------------------------------
	dim3 dimGrid  (grid_dimension_in_blocks, grid_dimension_in_blocks, 1);
	dim3 dimBlock (threads_per_block, 1, 1);
	int smemSize = threads_per_block * sizeof(float);

	// -- Perform the first set of partial sum reductions -------------------------------
    int iter = 1;
	printf("Iteration %d: Performing the first set of reductions on the input data.\n", iter);
	printf("Using a grid of %d x %d thread blocks to process %d elements. \n", grid_dimension_in_blocks, grid_dimension_in_blocks, num_elements);
	reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_elements);
	// cudaThreadSynchronize();

	// -- Perform more reductions if needed---------
    iter++;
	printf("\nPerforming additional reductions on the GPU.\n");
	int num_partial_sums = thread_blocks;
	while(num_partial_sums > threads_per_block){
		// Determine the number of thread blocks needed to process this set of partial sums
		thread_blocks = (int)ceil((float)num_partial_sums/(float)threads_per_block);
		
		// Set up the 2D grid 
        grid_dimension_in_blocks = (int)ceil(sqrt((float)thread_blocks)); // Set up a 2D grid
		dim3 dimGrid  (grid_dimension_in_blocks, grid_dimension_in_blocks, 1);
		dim3 dimBlock (threads_per_block, 1, 1);
		smemSize = threads_per_block * sizeof(float);
        printf("Iteration %d: using a grid of %d x %d thread blocks to process %d elements. \n", iter, grid_dimension_in_blocks, grid_dimension_in_blocks, num_partial_sums);
	
		// Perform the reduction 
		reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_partial_sums);
		// cudaThreadSynchronize();

		// Update the number of partial sums
		num_partial_sums = thread_blocks;
		iter++;
	}

	// -- Perform the final reduction ------------------------------
	printf("\n Iteration %d: performing the final reduction on %d elements. \n", iter, num_partial_sums);
	if(num_partial_sums <= threads_per_block){ 
		dim3 dimGrid (1, 1, 1);
		dim3 dimBlock (512, 1, 1);
		smemSize = 512 * sizeof (float);
		reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_partial_sums);
	}

	// -- Copy Result to CPU Memory ------------------------------------
	cudaMemcpy (h_data, gpu_data, sizeof(float), cudaMemcpyDeviceToHost);

	// -- Free the GPU Memory ------------------------------------------
	cudaFree (gpu_data); 
	// -----------------------------------------------------------------

	return h_data[0];
}

	.file	"tmpxft_00308423_00000000-6_vector_reduction.cudafe1.cpp"
	.text
#APP

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB2032:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE2032:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.globl	_Z29__device_stub__Z9reductionPfiPfi
	.type	_Z29__device_stub__Z9reductionPfiPfi, @function
_Z29__device_stub__Z9reductionPfiPfi:
.LFB2054:
	.cfi_startproc
	endbr64
	subq	$120, %rsp
	.cfi_def_cfa_offset 128
	movq	%rdi, 8(%rsp)
	leaq	32(%rsp), %rcx
	leaq	24(%rsp), %rdx
	movl	%esi, 4(%rsp)
	leaq	40(%rsp), %rdi
	leaq	52(%rsp), %rsi
	movq	%fs:40, %rax
	movq	%rax, 104(%rsp)
	xorl	%eax, %eax
	leaq	8(%rsp), %rax
	movl	$1, 48(%rsp)
	movq	%rax, 88(%rsp)
	leaq	4(%rsp), %rax
	movq	%rax, 96(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 40(%rsp)
	movq	%rax, 52(%rsp)
	movl	$1, 60(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L2
	pushq	32(%rsp)
	.cfi_def_cfa_offset 136
	leaq	_Z9reductionPfi(%rip), %rdi
	pushq	32(%rsp)
	.cfi_def_cfa_offset 144
	movq	68(%rsp), %rcx
	movl	76(%rsp), %r8d
	movq	56(%rsp), %rsi
	movl	64(%rsp), %edx
	leaq	104(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 136
	popq	%rdx
	.cfi_def_cfa_offset 128
.L2:
	movq	104(%rsp), %rax
	subq	%fs:40, %rax
	je	.L4
	call	__stack_chk_fail@PLT
.L4:
	addq	$120, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2054:
	.size	_Z29__device_stub__Z9reductionPfiPfi, .-_Z29__device_stub__Z9reductionPfiPfi
	.globl	_Z9reductionPfi
	.type	_Z9reductionPfi, @function
_Z9reductionPfi:
.LFB2055:
	.cfi_startproc
	endbr64
	jmp	_Z29__device_stub__Z9reductionPfiPfi
	.cfi_endproc
.LFE2055:
	.size	_Z9reductionPfi, .-_Z9reductionPfi
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC1:
	.string	"Iteration %d: Performing the first set of reductions on the input data.\n"
.LC2:
	.string	"Using a grid of %d x %d thread blocks to process %d elements. \n"
.LC3:
	.string	"\nPerforming additional reductions on the GPU.\n"
.LC4:
	.string	"Iteration %d: using a grid of %d x %d thread blocks to process %d elements. \n"
.LC5:
	.string	"\n Iteration %d: performing the final reduction on %d elements. \n"
	.text
	.globl	_Z15computeOnDevicePfi
	.type	_Z15computeOnDevicePfi, @function
_Z15computeOnDevicePfi:
.LFB2029:
	.cfi_startproc
	endbr64
	pushq	%r14
	.cfi_def_cfa_offset 16
	.cfi_offset 14, -16
	pushq	%r13
	.cfi_def_cfa_offset 24
	.cfi_offset 13, -24
	pushq	%r12
	.cfi_def_cfa_offset 32
	.cfi_offset 12, -32
	movq	%rdi, %r12
	pushq	%rbp
	.cfi_def_cfa_offset 40
	.cfi_offset 6, -40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	.cfi_offset 3, -48
	movslq	%esi, %rbx
	movq	%rbx, %rbp
	salq	$2, %rbx
	movq	%rbx, %rsi
	subq	$64, %rsp
	.cfi_def_cfa_offset 112
	movq	%fs:40, %rax
	movq	%rax, 56(%rsp)
	xorl	%eax, %eax
	movq	%rsp, %rdi
	call	cudaMalloc@PLT
	movq	(%rsp), %rdi
	movq	%rbx, %rdx
	movq	%r12, %rsi
	movl	$1, %ecx
	call	cudaMemcpy@PLT
	cvtsi2ssl	%ebp, %xmm0
	mulss	.LC0(%rip), %xmm0
	call	ceilf@PLT
	cvttss2sil	%xmm0, %ebx
	cvtsi2ssl	%ebx, %xmm0
	call	sqrtf@PLT
	call	ceilf@PLT
	movl	$8388609, %eax
	movl	$1, %edx
	leaq	.LC1(%rip), %rsi
	cvttss2sil	%xmm0, %r13d
	salq	$9, %rax
	movl	$2, %edi
	movl	$1, 16(%rsp)
	movq	%rax, 20(%rsp)
	xorl	%eax, %eax
	movl	$1, 28(%rsp)
	movl	%r13d, 8(%rsp)
	movl	%r13d, 12(%rsp)
	call	__printf_chk@PLT
	movl	%ebp, %r8d
	movl	%r13d, %ecx
	movl	%r13d, %edx
	leaq	.LC2(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movl	28(%rsp), %ecx
	movl	16(%rsp), %esi
	xorl	%r9d, %r9d
	movq	20(%rsp), %rdx
	movq	8(%rsp), %rdi
	movl	$2048, %r8d
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L9
	movq	(%rsp), %rdi
	movl	%ebp, %esi
	call	_Z29__device_stub__Z9reductionPfiPfi
.L9:
	leaq	.LC3(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	movl	$2, %ebp
	call	__printf_chk@PLT
	movabsq	$4294967808, %r14
.L10:
	cmpl	$512, %ebx
	jle	.L16
	cvtsi2ssl	%ebx, %xmm0
	mulss	.LC0(%rip), %xmm0
	call	ceilf@PLT
	cvttss2sil	%xmm0, %r13d
	cvtsi2ssl	%r13d, %xmm0
	call	sqrtf@PLT
	call	ceilf@PLT
	movl	%ebx, %r9d
	movl	%ebp, %edx
	movl	$2, %edi
	cvttss2sil	%xmm0, %ecx
	xorl	%eax, %eax
	leaq	.LC4(%rip), %rsi
	movl	$1, 40(%rsp)
	movq	%r14, 44(%rsp)
	movl	$1, 52(%rsp)
	movl	%ecx, %r8d
	movl	%ecx, 32(%rsp)
	movl	%ecx, 36(%rsp)
	call	__printf_chk@PLT
	movl	52(%rsp), %ecx
	movl	40(%rsp), %esi
	xorl	%r9d, %r9d
	movq	44(%rsp), %rdx
	movq	32(%rsp), %rdi
	movl	$2048, %r8d
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L11
	movq	(%rsp), %rdi
	movl	%ebx, %esi
	call	_Z29__device_stub__Z9reductionPfiPfi
.L11:
	incl	%ebp
	movl	%r13d, %ebx
	jmp	.L10
.L16:
	movl	%ebx, %ecx
	movl	%ebp, %edx
	leaq	.LC5(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movl	$8388609, %edx
	xorl	%r9d, %r9d
	movabsq	$4294967297, %rdi
	salq	$9, %rdx
	movl	$2048, %r8d
	movl	$1, %ecx
	movl	$1, %esi
	movq	%rdi, 32(%rsp)
	movl	$1, 40(%rsp)
	movq	%rdx, 44(%rsp)
	movl	$1, 52(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L13
	movq	(%rsp), %rdi
	movl	%ebx, %esi
	call	_Z29__device_stub__Z9reductionPfiPfi
.L13:
	movq	(%rsp), %rsi
	movl	$2, %ecx
	movl	$4, %edx
	movq	%r12, %rdi
	call	cudaMemcpy@PLT
	movq	(%rsp), %rdi
	call	cudaFree@PLT
	movss	(%r12), %xmm0
	movq	56(%rsp), %rax
	subq	%fs:40, %rax
	je	.L14
	call	__stack_chk_fail@PLT
.L14:
	addq	$64, %rsp
	.cfi_def_cfa_offset 48
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%rbp
	.cfi_def_cfa_offset 32
	popq	%r12
	.cfi_def_cfa_offset 24
	popq	%r13
	.cfi_def_cfa_offset 16
	popq	%r14
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2029:
	.size	_Z15computeOnDevicePfi, .-_Z15computeOnDevicePfi
	.section	.rodata.str1.1
.LC6:
	.string	"PASSED"
.LC7:
	.string	"FAILED"
.LC8:
	.string	"\nNum Elements: %i\n\n"
.LC11:
	.string	"Performing reduction on the CPU..."
.LC12:
	.string	"done\n"
.LC13:
	.string	"Performing reduction on the GPU.\n"
.LC15:
	.string	"Test %s\n"
.LC16:
	.string	"device: %f\n"
.LC17:
	.string	"host: %f\n"
	.text
	.globl	_Z7runTestiPPc
	.type	_Z7runTestiPPc, @function
_Z7runTestiPPc:
.LFB2028:
	.cfi_startproc
	endbr64
	pushq	%r12
	.cfi_def_cfa_offset 16
	.cfi_offset 12, -16
	pushq	%rbp
	.cfi_def_cfa_offset 24
	.cfi_offset 6, -24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset 3, -32
	movl	$50000000, %ebx
	subq	$32, %rsp
	.cfi_def_cfa_offset 64
	movq	%fs:40, %rax
	movq	%rax, 24(%rsp)
	xorl	%eax, %eax
	decl	%edi
	je	.L18
	movq	8(%rsi), %rdi
	call	atoi@PLT
	movl	%eax, %ebx
.L18:
	movslq	%ebx, %rdi
	xorl	%r12d, %r12d
	salq	$2, %rdi
	call	malloc@PLT
	xorl	%edi, %edi
	movq	%rax, %rbp
	call	time@PLT
	movl	%eax, %edi
	call	srand@PLT
	movl	%ebx, %edx
	leaq	.LC8(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
.L19:
	cmpl	%ebx, %r12d
	jnb	.L30
	call	rand@PLT
	cvtsi2ssl	%eax, %xmm0
	mulss	.LC9(%rip), %xmm0
	addss	%xmm0, %xmm0
	call	floorf@PLT
	movss	%xmm0, 0(%rbp,%r12,4)
	incq	%r12
	jmp	.L19
.L30:
	leaq	.LC11(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	movl	$0x00000000, 20(%rsp)
	call	__printf_chk@PLT
	movl	%ebx, %edx
	leaq	20(%rsp), %rdi
	movq	%rbp, %rsi
	call	computeGold@PLT
	leaq	.LC12(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	leaq	.LC13(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movl	%ebx, %esi
	movq	%rbp, %rdi
	call	_Z15computeOnDevicePfi
	xorps	%xmm2, %xmm2
	leaq	.LC7(%rip), %rax
	leaq	.LC6(%rip), %rdx
	movaps	%xmm0, %xmm1
	subss	20(%rsp), %xmm1
	andps	.LC14(%rip), %xmm1
	movl	$2, %edi
	leaq	.LC15(%rip), %rsi
	movss	%xmm0, 12(%rsp)
	comiss	%xmm1, %xmm2
	cmovb	%rax, %rdx
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movss	12(%rsp), %xmm0
	leaq	.LC16(%rip), %rsi
	movb	$1, %al
	movl	$2, %edi
	cvtss2sd	%xmm0, %xmm0
	call	__printf_chk@PLT
	movl	$2, %edi
	leaq	.LC17(%rip), %rsi
	movb	$1, %al
	cvtss2sd	20(%rsp), %xmm0
	call	__printf_chk@PLT
	movq	24(%rsp), %rax
	subq	%fs:40, %rax
	je	.L23
	call	__stack_chk_fail@PLT
.L23:
	addq	$32, %rsp
	.cfi_def_cfa_offset 32
	movq	%rbp, %rdi
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%rbp
	.cfi_def_cfa_offset 16
	popq	%r12
	.cfi_def_cfa_offset 8
	jmp	free@PLT
	.cfi_endproc
.LFE2028:
	.size	_Z7runTestiPPc, .-_Z7runTestiPPc
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB2027:
	.cfi_startproc
	endbr64
	pushq	%rax
	.cfi_def_cfa_offset 16
	call	_Z7runTestiPPc
	movl	$1, %eax
	popq	%rdx
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2027:
	.size	main, .-main
	.section	.rodata.str1.1
.LC18:
	.string	"_Z9reductionPfi"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB2057:
	.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	.LC18(%rip), %rdx
	movq	%rax, %rdi
	leaq	_Z9reductionPfi(%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
.LFE2057:
	.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	989855744
	.align 4
.LC9:
	.long	805306368
	.section	.rodata.cst16,"aM",@progbits,16
	.align 16
.LC14:
	.long	2147483647
	.long	0
	.long	0
	.long	0
	.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:

/* Reduction of arbitrary sized vectors. Host side code. This is perhaps not the best implementation since 
   the size of the problem directly influences the number of threads created. 
   Author: Naga Kandasamy
   Date: 2/23/2017
*/


#include <hip/hip_runtime.h>
#include <stdlib.h>
#include <stdio.h>
#include <time.h>
#include <string.h>
#include <math.h>
#include <float.h>

// includes, kernels
#include "vector_reduction_kernel.cu"

#define NUM_ELEMENTS 50000000 // Keep in mind the limit on grid dimensions

////////////////////////////////////////////////////////////////////////////////
// declaration, forward
void runTest( int argc, char** argv);
float computeOnDevice(float* h_data, int array_mem_size);

extern "C" 
void computeGold( float* reference, float* idata, const unsigned int len);

////////////////////////////////////////////////////////////////////////////////
// Program main
////////////////////////////////////////////////////////////////////////////////
int 
main( int argc, char** argv) 
{
	runTest( argc, argv);
	return 1;
}


/* Perform the reduction on the GPU. */
void
runTest( int argc, char** argv) 
{
	int num_elements = NUM_ELEMENTS;


	// -- Parse Command Line -------------------------------------------
	if (argc != 1)
		num_elements = atoi(argv[1]);
	// -----------------------------------------------------------------


	// -- Generate Input Data ------------------------------------------
	size_t array_mem_size = sizeof( float) * num_elements;
	float* h_data = (float*) malloc( array_mem_size);
	
	srand(time(NULL)); // Seed the pseudo-random number generator
	printf ("\nNum Elements: %i\n\n", num_elements);
	for( unsigned int i = 0; i < num_elements; ++i) 
		h_data[i] = floorf(2*(rand()/(float)RAND_MAX));

	// -- Compute CPU Solution -----------------------------------------
	float reference = 0.0f; 	
	printf("Performing reduction on the CPU...");
	computeGold(&reference , h_data, num_elements);
    printf("done\n");

	// -- Compute GPU Solution -----------------------------------------
	printf("Performing reduction on the GPU.\n");
	float result = computeOnDevice(h_data, num_elements);
	// -----------------------------------------------------------------

	// -- Check the GPU Results ----------------------------------------
	float epsilon = 0.0f;
	unsigned int result_regtest = (abs(result - reference) <= epsilon);
	printf( "Test %s\n", (1 == result_regtest) ? "PASSED" : "FAILED");
	printf( "device: %f\n", result);
	printf( "host: %f\n", reference);
	// -----------------------------------------------------------------

	free( h_data);
}



float computeOnDevice(float* h_data, int num_elements)
{
	float* gpu_data;
	size_t gpu_data_size = num_elements * sizeof (float);

	// -- Allocate GPU Memory & Copy Data Over -------------------------
	hipMalloc ((void**)&gpu_data, gpu_data_size);
	hipMemcpy (gpu_data, h_data, gpu_data_size, hipMemcpyHostToDevice);

	// -- Determine GPU Execution Configuration ------------------------
	int threads_per_block = 512;
	int thread_blocks = (int)ceil((float)num_elements/(float)threads_per_block);
	int grid_dimension_in_blocks = (int)ceil(sqrt((float)thread_blocks)); // Set up a 2D grid

	// -- Define GPU Execution Config ----------------------------------
	dim3 dimGrid  (grid_dimension_in_blocks, grid_dimension_in_blocks, 1);
	dim3 dimBlock (threads_per_block, 1, 1);
	int smemSize = threads_per_block * sizeof(float);

	// -- Perform the first set of partial sum reductions -------------------------------
    int iter = 1;
	printf("Iteration %d: Performing the first set of reductions on the input data.\n", iter);
	printf("Using a grid of %d x %d thread blocks to process %d elements. \n", grid_dimension_in_blocks, grid_dimension_in_blocks, num_elements);
	reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_elements);
	// cudaThreadSynchronize();

	// -- Perform more reductions if needed---------
    iter++;
	printf("\nPerforming additional reductions on the GPU.\n");
	int num_partial_sums = thread_blocks;
	while(num_partial_sums > threads_per_block){
		// Determine the number of thread blocks needed to process this set of partial sums
		thread_blocks = (int)ceil((float)num_partial_sums/(float)threads_per_block);
		
		// Set up the 2D grid 
        grid_dimension_in_blocks = (int)ceil(sqrt((float)thread_blocks)); // Set up a 2D grid
		dim3 dimGrid  (grid_dimension_in_blocks, grid_dimension_in_blocks, 1);
		dim3 dimBlock (threads_per_block, 1, 1);
		smemSize = threads_per_block * sizeof(float);
        printf("Iteration %d: using a grid of %d x %d thread blocks to process %d elements. \n", iter, grid_dimension_in_blocks, grid_dimension_in_blocks, num_partial_sums);
	
		// Perform the reduction 
		reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_partial_sums);
		// cudaThreadSynchronize();

		// Update the number of partial sums
		num_partial_sums = thread_blocks;
		iter++;
	}

	// -- Perform the final reduction ------------------------------
	printf("\n Iteration %d: performing the final reduction on %d elements. \n", iter, num_partial_sums);
	if(num_partial_sums <= threads_per_block){ 
		dim3 dimGrid (1, 1, 1);
		dim3 dimBlock (512, 1, 1);
		smemSize = 512 * sizeof (float);
		reduction <<<dimGrid, dimBlock, smemSize>>> (gpu_data, num_partial_sums);
	}

	// -- Copy Result to CPU Memory ------------------------------------
	hipMemcpy (h_data, gpu_data, sizeof(float), hipMemcpyDeviceToHost);

	// -- Free the GPU Memory ------------------------------------------
	hipFree (gpu_data); 
	// -----------------------------------------------------------------

	return h_data[0];
}

	.text
	.file	"vector_reduction.hip"
	.globl	_Z24__device_stub__reductionPfi # -- Begin function _Z24__device_stub__reductionPfi
	.type	_Z24__device_stub__reductionPfi,@function
_Z24__device_stub__reductionPfi:        # @_Z24__device_stub__reductionPfi
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$80, %rsp
	.cfi_def_cfa_offset 128
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	24(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	4(%rsp), %rcx
	movl	%esi, (%rcx)
	leaq	64(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rcx, 8(%rbx)
	leaq	48(%rsp), %r14
	leaq	32(%rsp), %r15
	leaq	16(%rsp), %r12
	leaq	8(%rsp), %r13
	movq	%r14, %rdi
	movq	%r15, %rsi
	movq	%r12, %rdx
	movq	%r13, %rcx
	callq	__hipPopCallConfiguration
	movq	(%r14), %rsi
	movl	8(%r14), %edx
	movq	(%r15), %rcx
	movl	8(%r15), %r8d
	movl	$_Z9reductionPfi, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$96, %rsp
	.cfi_adjust_cfa_offset -96
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	_Z24__device_stub__reductionPfi, .Lfunc_end0-_Z24__device_stub__reductionPfi
	.cfi_endproc
                                        # -- End function
	.globl	main                            # -- Begin function main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%rax
	.cfi_def_cfa_offset 16
	callq	_Z7runTestiPPc
	movl	$1, %eax
	popq	%rcx
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	main, .Lfunc_end1-main
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function _Z7runTestiPPc
.LCPI2_0:
	.long	0x30000000                      # float 4.65661287E-10
	.text
	.globl	_Z7runTestiPPc
	.type	_Z7runTestiPPc,@function
_Z7runTestiPPc:                         # @_Z7runTestiPPc
	.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	%rbx
	.cfi_def_cfa_offset 40
	pushq	%rax
	.cfi_def_cfa_offset 48
	.cfi_offset %rbx, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movl	$50000000, %ebp                 # imm = 0x2FAF080
	cmpl	$1, %edi
	je	.LBB2_2
# %bb.1:
	movq	8(%rsi), %rdi
	callq	atoi
	movl	%eax, %ebp
.LBB2_2:
	movslq	%ebp, %r14
	leaq	(,%r14,4), %rdi
	callq	malloc
	movq	%rax, %rbx
	xorl	%edi, %edi
	callq	time
	movl	%eax, %edi
	callq	srand
	movl	$.L.str, %edi
	movl	%r14d, %esi
	xorl	%eax, %eax
	callq	printf
	testl	%r14d, %r14d
	je	.LBB2_5
# %bb.3:                                # %.lr.ph.preheader
	movl	%ebp, %r14d
	xorl	%r15d, %r15d
.LBB2_4:                                # %.lr.ph
                                        # =>This Inner Loop Header: Depth=1
	callq	rand
	xorps	%xmm0, %xmm0
	cvtsi2ss	%eax, %xmm0
	mulss	.LCPI2_0(%rip), %xmm0
	addss	%xmm0, %xmm0
	callq	floorf@PLT
	movss	%xmm0, (%rbx,%r15,4)
	incq	%r15
	cmpq	%r15, %r14
	jne	.LBB2_4
.LBB2_5:                                # %._crit_edge
	leaq	4(%rsp), %r14
	movl	$0, (%r14)
	movl	$.L.str.1, %edi
	xorl	%eax, %eax
	callq	printf
	movq	%r14, %rdi
	movq	%rbx, %rsi
	movl	%ebp, %edx
	callq	computeGold
	movl	$.Lstr, %edi
	callq	puts@PLT
	movl	$.Lstr.1, %edi
	callq	puts@PLT
	movq	%rbx, %rdi
	movl	%ebp, %esi
	callq	_Z15computeOnDevicePfi
	movss	%xmm0, (%rsp)                   # 4-byte Spill
	movaps	%xmm0, %xmm2
	subss	(%r14), %xmm2
	xorps	%xmm1, %xmm1
	ucomiss	%xmm1, %xmm2
	movl	$.L.str.6, %eax
	movl	$.L.str.5, %esi
	cmovneq	%rax, %rsi
	cmovpq	%rax, %rsi
	movl	$.L.str.4, %edi
	xorl	%eax, %eax
	callq	printf
	xorps	%xmm0, %xmm0
	cvtss2sd	(%rsp), %xmm0                   # 4-byte Folded Reload
	movl	$.L.str.7, %edi
	movb	$1, %al
	callq	printf
	xorps	%xmm0, %xmm0
	cvtss2sd	(%r14), %xmm0
	movl	$.L.str.8, %edi
	movb	$1, %al
	callq	printf
	movq	%rbx, %rdi
	callq	free
	addq	$8, %rsp
	.cfi_def_cfa_offset 40
	popq	%rbx
	.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	_Z7runTestiPPc, .Lfunc_end2-_Z7runTestiPPc
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function _Z15computeOnDevicePfi
.LCPI3_0:
	.long	0x3b000000                      # float 0.001953125
.LCPI3_1:
	.long	0x00000000                      # float 0
	.text
	.globl	_Z15computeOnDevicePfi
	.type	_Z15computeOnDevicePfi,@function
_Z15computeOnDevicePfi:                 # @_Z15computeOnDevicePfi
	.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	$40, %rsp
	.cfi_def_cfa_offset 96
	.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	%esi, %r12d
	movq	%rdi, %rbx
	movabsq	$4294967297, %r14               # imm = 0x100000001
	movslq	%esi, %rbp
	leaq	(,%rbp,4), %r15
	leaq	8(%rsp), %r13
	movq	%r13, %rdi
	movq	%r15, %rsi
	callq	hipMalloc
	movq	(%r13), %rdi
	movq	%rbx, %rsi
	movq	%r15, %rdx
	movl	$1, %ecx
	callq	hipMemcpy
	cvtsi2ss	%ebp, %xmm0
	mulss	.LCPI3_0(%rip), %xmm0
	callq	ceilf@PLT
	movaps	%xmm0, %xmm2
	cvttps2dq	%xmm0, %xmm0
	cvtdq2ps	%xmm0, %xmm0
	xorps	%xmm1, %xmm1
	ucomiss	%xmm1, %xmm0
	jb	.LBB3_2
# %bb.1:
	sqrtss	%xmm0, %xmm0
	jmp	.LBB3_3
.LBB3_2:                                # %call.sqrt
	movaps	%xmm2, 16(%rsp)                 # 16-byte Spill
	callq	sqrtf
	movaps	16(%rsp), %xmm2                 # 16-byte Reload
.LBB3_3:                                # %.split
	cvttss2si	%xmm2, %ebp
	callq	ceilf@PLT
	cvttss2si	%xmm0, %r15d
	movq	%r15, %r13
	imulq	%r14, %r13
	movl	$.L.str.9, %edi
	movl	$1, %esi
	xorl	%eax, %eax
	callq	printf
	movl	$.L.str.10, %edi
	movl	%r15d, %esi
	movl	%r15d, %edx
	movl	%r12d, %ecx
	xorl	%eax, %eax
	callq	printf
	leaq	511(%r14), %r15
	movl	$2048, %r8d                     # imm = 0x800
	movq	%r13, %rdi
	movl	$1, %esi
	movq	%r15, %rdx
	movl	$1, %ecx
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB3_5
# %bb.4:
	movq	8(%rsp), %rdi
	movl	%r12d, %esi
	callq	_Z24__device_stub__reductionPfi
.LBB3_5:
	movl	$.Lstr.2, %edi
	callq	puts@PLT
	movl	$2, %r12d
	cmpl	$513, %ebp                      # imm = 0x201
	jl	.LBB3_12
.LBB3_6:                                # %.lr.ph
                                        # =>This Inner Loop Header: Depth=1
	xorps	%xmm0, %xmm0
	cvtsi2ss	%ebp, %xmm0
	mulss	.LCPI3_0(%rip), %xmm0
	callq	ceilf@PLT
	movaps	%xmm0, 16(%rsp)                 # 16-byte Spill
	cvttps2dq	%xmm0, %xmm0
	cvtdq2ps	%xmm0, %xmm0
	ucomiss	.LCPI3_1(%rip), %xmm0
	jb	.LBB3_8
# %bb.7:                                #   in Loop: Header=BB3_6 Depth=1
	sqrtss	%xmm0, %xmm0
	jmp	.LBB3_9
.LBB3_8:                                # %call.sqrt88
                                        #   in Loop: Header=BB3_6 Depth=1
	callq	sqrtf
.LBB3_9:                                # %.lr.ph.split
                                        #   in Loop: Header=BB3_6 Depth=1
	callq	ceilf@PLT
	cvttss2si	%xmm0, %ecx
	movq	%rcx, %r13
	imulq	%r14, %r13
	movl	$.L.str.12, %edi
	movl	%r12d, %esi
	movl	%ecx, %edx
                                        # kill: def $ecx killed $ecx killed $rcx
	movl	%ebp, %r8d
	xorl	%eax, %eax
	callq	printf
	movl	$2048, %r8d                     # imm = 0x800
	movq	%r13, %rdi
	movl	$1, %esi
	movq	%r15, %rdx
	movl	$1, %ecx
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB3_11
# %bb.10:                               #   in Loop: Header=BB3_6 Depth=1
	movq	8(%rsp), %rdi
	movl	%ebp, %esi
	callq	_Z24__device_stub__reductionPfi
.LBB3_11:                               #   in Loop: Header=BB3_6 Depth=1
	cvttss2si	16(%rsp), %ebp          # 16-byte Folded Reload
	incl	%r12d
	cmpl	$512, %ebp                      # imm = 0x200
	jg	.LBB3_6
.LBB3_12:                               # %._crit_edge
	movl	$.L.str.13, %edi
	movl	%r12d, %esi
	movl	%ebp, %edx
	xorl	%eax, %eax
	callq	printf
	movl	$2048, %r8d                     # imm = 0x800
	movq	%r14, %rdi
	movl	$1, %esi
	movq	%r15, %rdx
	movl	$1, %ecx
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB3_14
# %bb.13:
	movq	8(%rsp), %rdi
	movl	%ebp, %esi
	callq	_Z24__device_stub__reductionPfi
.LBB3_14:
	movq	8(%rsp), %rsi
	movl	$4, %edx
	movq	%rbx, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	movq	8(%rsp), %rdi
	callq	hipFree
	movss	(%rbx), %xmm0                   # xmm0 = mem[0],zero,zero,zero
	addq	$40, %rsp
	.cfi_def_cfa_offset 56
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%r12
	.cfi_def_cfa_offset 40
	popq	%r13
	.cfi_def_cfa_offset 32
	popq	%r14
	.cfi_def_cfa_offset 24
	popq	%r15
	.cfi_def_cfa_offset 16
	popq	%rbp
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end3:
	.size	_Z15computeOnDevicePfi, .Lfunc_end3-_Z15computeOnDevicePfi
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_ctor
	.type	__hip_module_ctor,@function
__hip_module_ctor:                      # @__hip_module_ctor
	.cfi_startproc
# %bb.0:
	subq	$40, %rsp
	.cfi_def_cfa_offset 48
	movq	__hip_gpubin_handle(%rip), %rdi
	testq	%rdi, %rdi
	jne	.LBB4_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rdi
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB4_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z9reductionPfi, %esi
	movl	$.L__unnamed_1, %edx
	movl	$.L__unnamed_1, %ecx
	movl	$-1, %r8d
	xorl	%r9d, %r9d
	callq	__hipRegisterFunction
	movl	$__hip_module_dtor, %edi
	addq	$40, %rsp
	.cfi_def_cfa_offset 8
	jmp	atexit                          # TAILCALL
.Lfunc_end4:
	.size	__hip_module_ctor, .Lfunc_end4-__hip_module_ctor
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_dtor
	.type	__hip_module_dtor,@function
__hip_module_dtor:                      # @__hip_module_dtor
	.cfi_startproc
# %bb.0:
	movq	__hip_gpubin_handle(%rip), %rdi
	testq	%rdi, %rdi
	je	.LBB5_2
# %bb.1:
	pushq	%rax
	.cfi_def_cfa_offset 16
	callq	__hipUnregisterFatBinary
	movq	$0, __hip_gpubin_handle(%rip)
	addq	$8, %rsp
	.cfi_def_cfa_offset 8
.LBB5_2:
	retq
.Lfunc_end5:
	.size	__hip_module_dtor, .Lfunc_end5-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	_Z9reductionPfi,@object         # @_Z9reductionPfi
	.section	.rodata,"a",@progbits
	.globl	_Z9reductionPfi
	.p2align	3, 0x0
_Z9reductionPfi:
	.quad	_Z24__device_stub__reductionPfi
	.size	_Z9reductionPfi, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"\nNum Elements: %i\n\n"
	.size	.L.str, 20

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"Performing reduction on the CPU..."
	.size	.L.str.1, 35

	.type	.L.str.4,@object                # @.str.4
.L.str.4:
	.asciz	"Test %s\n"
	.size	.L.str.4, 9

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"PASSED"
	.size	.L.str.5, 7

	.type	.L.str.6,@object                # @.str.6
.L.str.6:
	.asciz	"FAILED"
	.size	.L.str.6, 7

	.type	.L.str.7,@object                # @.str.7
.L.str.7:
	.asciz	"device: %f\n"
	.size	.L.str.7, 12

	.type	.L.str.8,@object                # @.str.8
.L.str.8:
	.asciz	"host: %f\n"
	.size	.L.str.8, 10

	.type	.L.str.9,@object                # @.str.9
.L.str.9:
	.asciz	"Iteration %d: Performing the first set of reductions on the input data.\n"
	.size	.L.str.9, 73

	.type	.L.str.10,@object               # @.str.10
.L.str.10:
	.asciz	"Using a grid of %d x %d thread blocks to process %d elements. \n"
	.size	.L.str.10, 64

	.type	.L.str.12,@object               # @.str.12
.L.str.12:
	.asciz	"Iteration %d: using a grid of %d x %d thread blocks to process %d elements. \n"
	.size	.L.str.12, 78

	.type	.L.str.13,@object               # @.str.13
.L.str.13:
	.asciz	"\n Iteration %d: performing the final reduction on %d elements. \n"
	.size	.L.str.13, 65

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z9reductionPfi"
	.size	.L__unnamed_1, 16

	.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	"done"
	.size	.Lstr, 5

	.type	.Lstr.1,@object                 # @str.1
.Lstr.1:
	.asciz	"Performing reduction on the GPU."
	.size	.Lstr.1, 33

	.type	.Lstr.2,@object                 # @str.2
.Lstr.2:
	.asciz	"\nPerforming additional reductions on the GPU."
	.size	.Lstr.2, 46

	.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 _Z24__device_stub__reductionPfi
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z9reductionPfi
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z9reductionPfi         ; -- Begin function _Z9reductionPfi
	.globl	_Z9reductionPfi
	.p2align	8
	.type	_Z9reductionPfi,@function
_Z9reductionPfi:                        ; @_Z9reductionPfi
; %bb.0:
	s_clause 0x3
	s_load_b32 s2, s[0:1], 0x10
	s_load_b32 s3, s[0:1], 0x1c
	s_load_b32 s4, s[0:1], 0x8
	s_load_b64 s[0:1], s[0:1], 0x0
	s_waitcnt lgkmcnt(0)
	s_mul_i32 s2, s2, s15
	s_and_b32 s3, s3, 0xffff
	s_add_i32 s2, s2, s14
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
	v_mad_u64_u32 v[1:2], null, s2, s3, v[0:1]
	v_mov_b32_e32 v2, 0
	v_cmp_gt_i32_e32 vcc_lo, s4, v1
	s_and_saveexec_b32 s4, vcc_lo
	s_cbranch_execz .LBB0_2
; %bb.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, s0, v1
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v2, vcc_lo, s1, v2, vcc_lo
	global_load_b32 v2, v[1:2], off
.LBB0_2:
	s_or_b32 exec_lo, exec_lo, s4
	v_lshl_add_u32 v1, v0, 2, 0
	s_cmp_lt_u32 s3, 2
	s_waitcnt vmcnt(0)
	ds_store_b32 v1, v2
	s_waitcnt lgkmcnt(0)
	s_barrier
.LBB0_3:                                ; =>This Inner Loop Header: Depth=1
	buffer_gl0_inv
	s_cbranch_scc1 .LBB0_7
; %bb.4:                                ; %.lr.ph
                                        ;   in Loop: Header=BB0_3 Depth=1
	s_lshr_b32 s4, s3, 1
	s_mov_b32 s5, exec_lo
	v_cmpx_gt_u32_e64 s4, v0
	s_cbranch_execz .LBB0_6
; %bb.5:                                ;   in Loop: Header=BB0_3 Depth=1
	v_lshl_add_u32 v2, s4, 2, v1
	ds_load_b32 v2, v2
	ds_load_b32 v3, v1
	s_waitcnt lgkmcnt(0)
	v_add_f32_e32 v2, v2, v3
	ds_store_b32 v1, v2
.LBB0_6:                                ;   in Loop: Header=BB0_3 Depth=1
	s_or_b32 exec_lo, exec_lo, s5
	s_waitcnt lgkmcnt(0)
	s_barrier
	s_cmp_lt_u32 s3, 4
	s_mov_b32 s3, s4
	s_branch .LBB0_3
.LBB0_7:                                ; %._crit_edge
	s_mov_b32 s3, exec_lo
	v_cmpx_eq_u32_e32 0, v0
	s_cbranch_execz .LBB0_9
; %bb.8:
	v_mov_b32_e32 v0, 0
	s_mov_b32 s3, 0
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
	s_lshl_b64 s[2:3], s[2:3], 2
	s_add_u32 s0, s0, s2
	ds_load_b32 v1, v0
	s_addc_u32 s1, s1, s3
	s_waitcnt lgkmcnt(0)
	global_store_b32 v0, v1, s[0:1]
.LBB0_9:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z9reductionPfi
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 272
		.amdhsa_user_sgpr_count 14
		.amdhsa_user_sgpr_dispatch_ptr 0
		.amdhsa_user_sgpr_queue_ptr 0
		.amdhsa_user_sgpr_kernarg_segment_ptr 1
		.amdhsa_user_sgpr_dispatch_id 0
		.amdhsa_user_sgpr_private_segment_size 0
		.amdhsa_wavefront_size32 1
		.amdhsa_uses_dynamic_stack 0
		.amdhsa_enable_private_segment 0
		.amdhsa_system_sgpr_workgroup_id_x 1
		.amdhsa_system_sgpr_workgroup_id_y 1
		.amdhsa_system_sgpr_workgroup_id_z 0
		.amdhsa_system_sgpr_workgroup_info 0
		.amdhsa_system_vgpr_workitem_id 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	_Z9reductionPfi, .Lfunc_end0-_Z9reductionPfi
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 324
; 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: 14
; COMPUTE_PGM_RSRC2:TRAP_HANDLER: 0
; COMPUTE_PGM_RSRC2:TGID_X_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Y_EN: 1
; COMPUTE_PGM_RSRC2:TGID_Z_EN: 0
; COMPUTE_PGM_RSRC2:TIDIG_COMP_CNT: 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
      - .offset:         8
        .size:           4
        .value_kind:     by_value
      - .offset:         16
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         20
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         24
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         28
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         30
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         32
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         34
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         36
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         38
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         56
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         64
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         80
        .size:           2
        .value_kind:     hidden_grid_dims
      - .offset:         136
        .size:           4
        .value_kind:     hidden_dynamic_lds_size
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 272
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z9reductionPfi
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z9reductionPfi.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     4
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
