#include <stdlib.h>
#include <stdio.h>

#define TEST_SIZE 35
#define BLOCK_WIDTH 4
#define CEILING_DIVIDE(X, Y) (1 + (((X) - 1) / (Y)))

// Computes a blockwise exclusive sum scan
__global__ void partialScan(unsigned int *d_in,
                            unsigned int *d_out,
                            unsigned int *d_total,
                            size_t n)
{
    __shared__ unsigned int temp[BLOCK_WIDTH];
    int tx = threadIdx.x;
    int bx = blockIdx.x;
    int index = BLOCK_WIDTH * bx + tx;

    if(index < n) {
        temp[tx] = d_in[index];
    } else { temp[tx] = 0; }
    __syncthreads();

    // Perform the actual scan
    for(int offset = 1; offset < BLOCK_WIDTH; offset <<= 1) {
        if(tx + offset < BLOCK_WIDTH) {
            temp[tx + offset] += temp[tx];
        }
        __syncthreads();
    }

    // Shift when copying the result so as to make it an exclusive scan
    if(tx +1 < BLOCK_WIDTH && index + 1 < n) {
        d_out[index + 1] = temp[tx];
    }
    d_out[0] = 0;

    // Store the total sum of each block
    d_total[bx] = temp[BLOCK_WIDTH - 1];
}

// Compute a map on a partial scan to create a total scan from
__global__ void mapScan(unsigned int *d_array, unsigned int *d_total, size_t n) {
    int tx = threadIdx.x;
    int bx = blockIdx.x;
    int index = BLOCK_WIDTH * bx + tx;

    if(index < n) {
        d_array[index] += d_total[bx];
    }
}


// Compute exclusive sum scan for arbitrary sized array (device pointers as input)
void totalScan(unsigned int *d_in, unsigned int *d_out, size_t n) {
    size_t numBlocks = CEILING_DIVIDE(n, BLOCK_WIDTH);
    unsigned int *d_total;
    cudaMalloc(&d_total, sizeof(unsigned int) * numBlocks);
    cudaMemset(d_total, 0, sizeof(unsigned int) * numBlocks);

    partialScan<<<numBlocks, BLOCK_WIDTH>>>(d_in, d_out, d_total, n);

    if(numBlocks > 1) {
        unsigned int *d_total_scanned;
        cudaMalloc(&d_total_scanned, sizeof(unsigned int) * numBlocks);
        cudaMemset(d_total_scanned, 0, sizeof(unsigned int) * numBlocks);

        totalScan(d_total, d_total_scanned, numBlocks);

        mapScan<<<numBlocks, BLOCK_WIDTH>>>(d_out, d_total_scanned, n);

        cudaFree(d_total_scanned);
    }

    cudaFree(d_total);
}


////////////////////////////////////////////////////////////////////////////////


// Wrapper for totalScan (host pointers as input)
void totalScanHost(unsigned int *h_in, unsigned int *h_out, size_t n) {
    unsigned int *d_in;
    unsigned int *d_out;
    size_t memsize = sizeof(unsigned int) * n;

    cudaMalloc(&d_in, memsize);
    cudaMalloc(&d_out, memsize);

    cudaMemcpy(d_in, h_in, memsize, cudaMemcpyHostToDevice);

    totalScan(d_in, d_out, n);

    cudaMemcpy(h_out, d_out, memsize, cudaMemcpyDeviceToHost);

    cudaFree(d_in);
    cudaFree(d_out);
}


int main(int argc, char **argv) {
    unsigned int *h_in;
    unsigned int *h_out;
    size_t memsize = sizeof(unsigned int) * TEST_SIZE;

    h_in = (unsigned int*)malloc(memsize);
    h_out = (unsigned int*)malloc(memsize);

    // Test values 1 .. TEST_SIZE
    for(int i=0; i<TEST_SIZE; i++){ h_in[i] = i+1; }

    // Compute
    totalScanHost(h_in, h_out, TEST_SIZE);

    // Print input
    printf("h_in = [ ");
    for(int i=0; i<TEST_SIZE; i++){ printf("%d ", h_in[i]); }
    printf("];\n");

    // Print output
    printf("h_out = [ ");
    for(int i=0; i<TEST_SIZE; i++){ printf("%d ", h_out[i]); }
    printf("];\n");

    free(h_in);
    free(h_out);
    return 0;
}

	.file	"tmpxft_00282b67_00000000-6_scan.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	_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m
	.type	_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m, @function
_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m:
.LFB2054:
	.cfi_startproc
	endbr64
	subq	$152, %rsp
	.cfi_def_cfa_offset 160
	movq	%rdi, 24(%rsp)
	leaq	56(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	68(%rsp), %rsi
	movq	%rdx, 8(%rsp)
	leaq	40(%rsp), %rdx
	movq	%rcx, (%rsp)
	leaq	48(%rsp), %rcx
	movq	%fs:40, %rax
	movq	%rax, 136(%rsp)
	xorl	%eax, %eax
	leaq	24(%rsp), %rax
	movl	$1, 64(%rsp)
	movq	%rax, 104(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 112(%rsp)
	leaq	8(%rsp), %rax
	movq	%rax, 120(%rsp)
	movq	%rsp, %rax
	movq	%rax, 128(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 56(%rsp)
	movq	%rax, 68(%rsp)
	movl	$1, 76(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L2
	pushq	48(%rsp)
	.cfi_def_cfa_offset 168
	leaq	_Z11partialScanPjS_S_m(%rip), %rdi
	pushq	48(%rsp)
	.cfi_def_cfa_offset 176
	movq	84(%rsp), %rcx
	movl	92(%rsp), %r8d
	movq	72(%rsp), %rsi
	movl	80(%rsp), %edx
	leaq	120(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 168
	popq	%rdx
	.cfi_def_cfa_offset 160
.L2:
	movq	136(%rsp), %rax
	subq	%fs:40, %rax
	je	.L4
	call	__stack_chk_fail@PLT
.L4:
	addq	$152, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2054:
	.size	_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m, .-_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m
	.globl	_Z11partialScanPjS_S_m
	.type	_Z11partialScanPjS_S_m, @function
_Z11partialScanPjS_S_m:
.LFB2055:
	.cfi_startproc
	endbr64
	jmp	_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m
	.cfi_endproc
.LFE2055:
	.size	_Z11partialScanPjS_S_m, .-_Z11partialScanPjS_S_m
	.globl	_Z29__device_stub__Z7mapScanPjS_mPjS_m
	.type	_Z29__device_stub__Z7mapScanPjS_mPjS_m, @function
_Z29__device_stub__Z7mapScanPjS_mPjS_m:
.LFB2056:
	.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
	movq	%rdx, 8(%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	8(%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	.L8
	pushq	40(%rsp)
	.cfi_def_cfa_offset 152
	leaq	_Z7mapScanPjS_m(%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
.L8:
	movq	120(%rsp), %rax
	subq	%fs:40, %rax
	je	.L10
	call	__stack_chk_fail@PLT
.L10:
	addq	$136, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2056:
	.size	_Z29__device_stub__Z7mapScanPjS_mPjS_m, .-_Z29__device_stub__Z7mapScanPjS_mPjS_m
	.globl	_Z7mapScanPjS_m
	.type	_Z7mapScanPjS_m, @function
_Z7mapScanPjS_m:
.LFB2057:
	.cfi_startproc
	endbr64
	jmp	_Z29__device_stub__Z7mapScanPjS_mPjS_m
	.cfi_endproc
.LFE2057:
	.size	_Z7mapScanPjS_m, .-_Z7mapScanPjS_m
	.globl	_Z9totalScanPjS_m
	.type	_Z9totalScanPjS_m, @function
_Z9totalScanPjS_m:
.LFB2027:
	.cfi_startproc
	endbr64
	pushq	%r14
	.cfi_def_cfa_offset 16
	.cfi_offset 14, -16
	movq	%rdi, %r14
	pushq	%r13
	.cfi_def_cfa_offset 24
	.cfi_offset 13, -24
	movq	%rsi, %r13
	pushq	%r12
	.cfi_def_cfa_offset 32
	.cfi_offset 12, -32
	movq	%rdx, %r12
	pushq	%rbp
	.cfi_def_cfa_offset 40
	.cfi_offset 6, -40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	.cfi_offset 3, -48
	leaq	-1(%rdx), %rbx
	shrq	$2, %rbx
	incq	%rbx
	subq	$48, %rsp
	.cfi_def_cfa_offset 96
	leaq	0(,%rbx,4), %rbp
	movq	%fs:40, %rax
	movq	%rax, 40(%rsp)
	xorl	%eax, %eax
	movq	%rsp, %rdi
	movq	%rbp, %rsi
	call	cudaMalloc@PLT
	movq	(%rsp), %rdi
	xorl	%esi, %esi
	movq	%rbp, %rdx
	call	cudaMemset@PLT
	movl	%ebx, 16(%rsp)
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movabsq	$4294967297, %rax
	movl	$1073741825, %edx
	movl	$1, %ecx
	movl	$1, 36(%rsp)
	movq	%rax, 20(%rsp)
	movq	16(%rsp), %rdi
	salq	$2, %rdx
	movl	24(%rsp), %esi
	movq	%rdx, 28(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L14
	movq	(%rsp), %rdx
	movq	%r12, %rcx
	movq	%r13, %rsi
	movq	%r14, %rdi
	call	_Z36__device_stub__Z11partialScanPjS_S_mPjS_S_m
.L14:
	cmpq	$1, %rbx
	je	.L15
	leaq	8(%rsp), %rdi
	movq	%rbp, %rsi
	call	cudaMalloc@PLT
	movq	8(%rsp), %rdi
	xorl	%esi, %esi
	movq	%rbp, %rdx
	call	cudaMemset@PLT
	movq	8(%rsp), %rsi
	movq	(%rsp), %rdi
	movq	%rbx, %rdx
	call	_Z9totalScanPjS_m
	movl	%ebx, 16(%rsp)
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movabsq	$4294967297, %rax
	movl	$1073741825, %edx
	movl	$1, %ecx
	movl	$1, 36(%rsp)
	movq	%rax, 20(%rsp)
	movq	16(%rsp), %rdi
	salq	$2, %rdx
	movl	24(%rsp), %esi
	movq	%rdx, 28(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L16
	movq	8(%rsp), %rsi
	movq	%r12, %rdx
	movq	%r13, %rdi
	call	_Z29__device_stub__Z7mapScanPjS_mPjS_m
.L16:
	movq	8(%rsp), %rdi
	call	cudaFree@PLT
.L15:
	movq	(%rsp), %rdi
	call	cudaFree@PLT
	movq	40(%rsp), %rax
	subq	%fs:40, %rax
	je	.L17
	call	__stack_chk_fail@PLT
.L17:
	addq	$48, %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
.LFE2027:
	.size	_Z9totalScanPjS_m, .-_Z9totalScanPjS_m
	.globl	_Z13totalScanHostPjS_m
	.type	_Z13totalScanHostPjS_m, @function
_Z13totalScanHostPjS_m:
.LFB2028:
	.cfi_startproc
	endbr64
	pushq	%r13
	.cfi_def_cfa_offset 16
	.cfi_offset 13, -16
	movq	%rdi, %r13
	pushq	%r12
	.cfi_def_cfa_offset 24
	.cfi_offset 12, -24
	movq	%rsi, %r12
	pushq	%rbp
	.cfi_def_cfa_offset 32
	.cfi_offset 6, -32
	movq	%rdx, %rbp
	pushq	%rbx
	.cfi_def_cfa_offset 40
	.cfi_offset 3, -40
	leaq	0(,%rdx,4), %rbx
	movq	%rbx, %rsi
	subq	$40, %rsp
	.cfi_def_cfa_offset 80
	movq	%fs:40, %rax
	movq	%rax, 24(%rsp)
	xorl	%eax, %eax
	leaq	8(%rsp), %rdi
	call	cudaMalloc@PLT
	leaq	16(%rsp), %rdi
	movq	%rbx, %rsi
	call	cudaMalloc@PLT
	movq	8(%rsp), %rdi
	movq	%rbx, %rdx
	movq	%r13, %rsi
	movl	$1, %ecx
	call	cudaMemcpy@PLT
	movq	16(%rsp), %rsi
	movq	8(%rsp), %rdi
	movq	%rbp, %rdx
	call	_Z9totalScanPjS_m
	movq	16(%rsp), %rsi
	movq	%rbx, %rdx
	movq	%r12, %rdi
	movl	$2, %ecx
	call	cudaMemcpy@PLT
	movq	8(%rsp), %rdi
	call	cudaFree@PLT
	movq	16(%rsp), %rdi
	call	cudaFree@PLT
	movq	24(%rsp), %rax
	subq	%fs:40, %rax
	je	.L23
	call	__stack_chk_fail@PLT
.L23:
	addq	$40, %rsp
	.cfi_def_cfa_offset 40
	popq	%rbx
	.cfi_def_cfa_offset 32
	popq	%rbp
	.cfi_def_cfa_offset 24
	popq	%r12
	.cfi_def_cfa_offset 16
	popq	%r13
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2028:
	.size	_Z13totalScanHostPjS_m, .-_Z13totalScanHostPjS_m
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"h_in = [ "
.LC1:
	.string	"%d "
.LC2:
	.string	"];\n"
.LC3:
	.string	"h_out = [ "
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB2029:
	.cfi_startproc
	endbr64
	pushq	%r14
	.cfi_def_cfa_offset 16
	.cfi_offset 14, -16
	movl	$140, %edi
	pushq	%r13
	.cfi_def_cfa_offset 24
	.cfi_offset 13, -24
	pushq	%r12
	.cfi_def_cfa_offset 32
	.cfi_offset 12, -32
	pushq	%rbp
	.cfi_def_cfa_offset 40
	.cfi_offset 6, -40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	.cfi_offset 3, -48
	call	malloc@PLT
	movl	$140, %edi
	movq	%rax, %rbx
	call	malloc@PLT
	movq	%rax, %rbp
	movl	$1, %eax
.L26:
	movl	%eax, -4(%rbx,%rax,4)
	incq	%rax
	cmpq	$36, %rax
	jne	.L26
	movl	$35, %edx
	movq	%rbp, %rsi
	movq	%rbx, %rdi
	xorl	%r12d, %r12d
	call	_Z13totalScanHostPjS_m
	leaq	.LC0(%rip), %rsi
	xorl	%eax, %eax
	movl	$2, %edi
	call	__printf_chk@PLT
	leaq	.LC1(%rip), %r14
.L27:
	movl	(%rbx,%r12,4), %edx
	movq	%r14, %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	incq	%r12
	call	__printf_chk@PLT
	cmpq	$35, %r12
	jne	.L27
	leaq	.LC2(%rip), %r13
	movl	$2, %edi
	xorl	%eax, %eax
	xorl	%r12d, %r12d
	movq	%r13, %rsi
	call	__printf_chk@PLT
	leaq	.LC3(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
.L28:
	movl	0(%rbp,%r12,4), %edx
	movq	%r14, %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	incq	%r12
	call	__printf_chk@PLT
	cmpq	$35, %r12
	jne	.L28
	movq	%r13, %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	movq	%rbx, %rdi
	call	free@PLT
	movq	%rbp, %rdi
	call	free@PLT
	popq	%rbx
	.cfi_def_cfa_offset 40
	xorl	%eax, %eax
	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	main, .-main
	.section	.rodata.str1.1
.LC4:
	.string	"_Z7mapScanPjS_m"
.LC5:
	.string	"_Z11partialScanPjS_S_m"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB2059:
	.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	.LC4(%rip), %rdx
	movq	%rax, %rdi
	movq	%rax, %rbx
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	leaq	_Z7mapScanPjS_m(%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	.LC5(%rip), %rdx
	orl	$-1, %r8d
	leaq	_Z11partialScanPjS_S_m(%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
.LFE2059:
	.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
	.ident	"GCC: (Ubuntu 13.3.0-6ubuntu2~24.04) 13.3.0"
	.section	.note.GNU-stack,"",@progbits
	.section	.note.gnu.property,"a"
	.align 8
	.long	1f - 0f
	.long	4f - 1f
	.long	5
0:
	.string	"GNU"
1:
	.align 8
	.long	0xc0000002
	.long	3f - 2f
2:
	.long	0x3
3:
	.align 8
4:


#include <hip/hip_runtime.h>
#include <stdlib.h>
#include <stdio.h>

#define TEST_SIZE 35
#define BLOCK_WIDTH 4
#define CEILING_DIVIDE(X, Y) (1 + (((X) - 1) / (Y)))

// Computes a blockwise exclusive sum scan
__global__ void partialScan(unsigned int *d_in,
                            unsigned int *d_out,
                            unsigned int *d_total,
                            size_t n)
{
    __shared__ unsigned int temp[BLOCK_WIDTH];
    int tx = threadIdx.x;
    int bx = blockIdx.x;
    int index = BLOCK_WIDTH * bx + tx;

    if(index < n) {
        temp[tx] = d_in[index];
    } else { temp[tx] = 0; }
    __syncthreads();

    // Perform the actual scan
    for(int offset = 1; offset < BLOCK_WIDTH; offset <<= 1) {
        if(tx + offset < BLOCK_WIDTH) {
            temp[tx + offset] += temp[tx];
        }
        __syncthreads();
    }

    // Shift when copying the result so as to make it an exclusive scan
    if(tx +1 < BLOCK_WIDTH && index + 1 < n) {
        d_out[index + 1] = temp[tx];
    }
    d_out[0] = 0;

    // Store the total sum of each block
    d_total[bx] = temp[BLOCK_WIDTH - 1];
}

// Compute a map on a partial scan to create a total scan from
__global__ void mapScan(unsigned int *d_array, unsigned int *d_total, size_t n) {
    int tx = threadIdx.x;
    int bx = blockIdx.x;
    int index = BLOCK_WIDTH * bx + tx;

    if(index < n) {
        d_array[index] += d_total[bx];
    }
}


// Compute exclusive sum scan for arbitrary sized array (device pointers as input)
void totalScan(unsigned int *d_in, unsigned int *d_out, size_t n) {
    size_t numBlocks = CEILING_DIVIDE(n, BLOCK_WIDTH);
    unsigned int *d_total;
    hipMalloc(&d_total, sizeof(unsigned int) * numBlocks);
    hipMemset(d_total, 0, sizeof(unsigned int) * numBlocks);

    partialScan<<<numBlocks, BLOCK_WIDTH>>>(d_in, d_out, d_total, n);

    if(numBlocks > 1) {
        unsigned int *d_total_scanned;
        hipMalloc(&d_total_scanned, sizeof(unsigned int) * numBlocks);
        hipMemset(d_total_scanned, 0, sizeof(unsigned int) * numBlocks);

        totalScan(d_total, d_total_scanned, numBlocks);

        mapScan<<<numBlocks, BLOCK_WIDTH>>>(d_out, d_total_scanned, n);

        hipFree(d_total_scanned);
    }

    hipFree(d_total);
}


////////////////////////////////////////////////////////////////////////////////


// Wrapper for totalScan (host pointers as input)
void totalScanHost(unsigned int *h_in, unsigned int *h_out, size_t n) {
    unsigned int *d_in;
    unsigned int *d_out;
    size_t memsize = sizeof(unsigned int) * n;

    hipMalloc(&d_in, memsize);
    hipMalloc(&d_out, memsize);

    hipMemcpy(d_in, h_in, memsize, hipMemcpyHostToDevice);

    totalScan(d_in, d_out, n);

    hipMemcpy(h_out, d_out, memsize, hipMemcpyDeviceToHost);

    hipFree(d_in);
    hipFree(d_out);
}


int main(int argc, char **argv) {
    unsigned int *h_in;
    unsigned int *h_out;
    size_t memsize = sizeof(unsigned int) * TEST_SIZE;

    h_in = (unsigned int*)malloc(memsize);
    h_out = (unsigned int*)malloc(memsize);

    // Test values 1 .. TEST_SIZE
    for(int i=0; i<TEST_SIZE; i++){ h_in[i] = i+1; }

    // Compute
    totalScanHost(h_in, h_out, TEST_SIZE);

    // Print input
    printf("h_in = [ ");
    for(int i=0; i<TEST_SIZE; i++){ printf("%d ", h_in[i]); }
    printf("];\n");

    // Print output
    printf("h_out = [ ");
    for(int i=0; i<TEST_SIZE; i++){ printf("%d ", h_out[i]); }
    printf("];\n");

    free(h_in);
    free(h_out);
    return 0;
}

	.text
	.file	"scan.hip"
	.globl	_Z26__device_stub__partialScanPjS_S_m # -- Begin function _Z26__device_stub__partialScanPjS_S_m
	.type	_Z26__device_stub__partialScanPjS_S_m,@function
_Z26__device_stub__partialScanPjS_S_m:  # @_Z26__device_stub__partialScanPjS_S_m
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$112, %rsp
	.cfi_def_cfa_offset 160
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	32(%rsp), %rdi
	movq	%rsi, (%rdi)
	leaq	24(%rsp), %rsi
	movq	%rdx, (%rsi)
	leaq	16(%rsp), %rdx
	movq	%rcx, (%rdx)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rdi, 8(%rbx)
	movq	%rsi, 16(%rbx)
	movq	%rdx, 24(%rbx)
	leaq	64(%rsp), %r14
	leaq	48(%rsp), %r15
	leaq	8(%rsp), %r12
	movq	%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	$_Z11partialScanPjS_S_m, %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	_Z26__device_stub__partialScanPjS_S_m, .Lfunc_end0-_Z26__device_stub__partialScanPjS_S_m
	.cfi_endproc
                                        # -- End function
	.globl	_Z22__device_stub__mapScanPjS_m # -- Begin function _Z22__device_stub__mapScanPjS_m
	.type	_Z22__device_stub__mapScanPjS_m,@function
_Z22__device_stub__mapScanPjS_m:        # @_Z22__device_stub__mapScanPjS_m
	.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	24(%rsp), %rsi
	movq	%rdx, (%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	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	$_Z7mapScanPjS_m, %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	_Z22__device_stub__mapScanPjS_m, .Lfunc_end1-_Z22__device_stub__mapScanPjS_m
	.cfi_endproc
                                        # -- End function
	.globl	_Z9totalScanPjS_m               # -- Begin function _Z9totalScanPjS_m
	.type	_Z9totalScanPjS_m,@function
_Z9totalScanPjS_m:                      # @_Z9totalScanPjS_m
	.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
	movq	%rdx, %rbx
	movq	%rsi, 16(%rsp)                  # 8-byte Spill
	movq	%rdi, 32(%rsp)                  # 8-byte Spill
	movabsq	$4294967300, %r14               # imm = 0x100000004
	leaq	-1(%rdx), %r15
	movq	%r15, %r12
	shrq	$2, %r12
	leaq	4(,%r12,4), %r13
	incq	%r12
	leaq	8(%rsp), %rbp
	movq	%rbp, %rdi
	movq	%r13, %rsi
	callq	hipMalloc
	movq	(%rbp), %rdi
	xorl	%esi, %esi
	movq	%r13, %rdx
	callq	hipMemset
	movl	%r12d, %eax
	leaq	(%rax,%r14), %rbp
	addq	$-4, %rbp
	movq	%rbp, %rdi
	movl	$1, %esi
	movq	%r14, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_2
# %bb.1:
	movq	8(%rsp), %rdx
	movq	32(%rsp), %rdi                  # 8-byte Reload
	movq	16(%rsp), %rsi                  # 8-byte Reload
	movq	%rbx, %rcx
	callq	_Z26__device_stub__partialScanPjS_S_m
.LBB2_2:
	cmpq	$4, %r15
	jb	.LBB2_6
# %bb.3:
	leaq	24(%rsp), %r14
	movq	%r14, %rdi
	movq	%r13, %rsi
	callq	hipMalloc
	movq	(%r14), %rdi
	xorl	%esi, %esi
	movq	%r13, %rdx
	callq	hipMemset
	movq	8(%rsp), %rdi
	movq	(%r14), %rsi
	movq	%r12, %rdx
	callq	_Z9totalScanPjS_m
	movq	%rbp, %rdi
	movl	$1, %esi
	movabsq	$4294967300, %rdx               # imm = 0x100000004
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_5
# %bb.4:
	movq	24(%rsp), %rsi
	movq	16(%rsp), %rdi                  # 8-byte Reload
	movq	%rbx, %rdx
	callq	_Z22__device_stub__mapScanPjS_m
.LBB2_5:
	movq	24(%rsp), %rdi
	callq	hipFree
.LBB2_6:
	movq	8(%rsp), %rdi
	callq	hipFree
	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_end2:
	.size	_Z9totalScanPjS_m, .Lfunc_end2-_Z9totalScanPjS_m
	.cfi_endproc
                                        # -- End function
	.globl	_Z13totalScanHostPjS_m          # -- Begin function _Z13totalScanHostPjS_m
	.type	_Z13totalScanHostPjS_m,@function
_Z13totalScanHostPjS_m:                 # @_Z13totalScanHostPjS_m
	.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	$24, %rsp
	.cfi_def_cfa_offset 80
	.cfi_offset %rbx, -56
	.cfi_offset %r12, -48
	.cfi_offset %r13, -40
	.cfi_offset %r14, -32
	.cfi_offset %r15, -24
	.cfi_offset %rbp, -16
	movq	%rdx, %r13
	movq	%rsi, %r15
	movq	%rdi, %rbp
	leaq	(,%rdx,4), %r12
	leaq	16(%rsp), %rbx
	movq	%rbx, %rdi
	movq	%r12, %rsi
	callq	hipMalloc
	leaq	8(%rsp), %r14
	movq	%r14, %rdi
	movq	%r12, %rsi
	callq	hipMalloc
	movq	(%rbx), %rdi
	movq	%rbp, %rsi
	movq	%r12, %rdx
	movl	$1, %ecx
	callq	hipMemcpy
	movq	(%rbx), %rdi
	movq	(%r14), %rsi
	movq	%r13, %rdx
	callq	_Z9totalScanPjS_m
	movq	(%r14), %rsi
	movq	%r15, %rdi
	movq	%r12, %rdx
	movl	$2, %ecx
	callq	hipMemcpy
	movq	(%rbx), %rdi
	callq	hipFree
	movq	(%r14), %rdi
	callq	hipFree
	addq	$24, %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	_Z13totalScanHostPjS_m, .Lfunc_end3-_Z13totalScanHostPjS_m
	.cfi_endproc
                                        # -- End function
	.globl	main                            # -- Begin function main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%rbx
	.cfi_def_cfa_offset 32
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	movl	$140, %edi
	callq	malloc
	movq	%rax, %rbx
	movl	$140, %edi
	callq	malloc
	movq	%rax, %r14
	xorl	%eax, %eax
.LBB4_1:                                # =>This Inner Loop Header: Depth=1
	leaq	1(%rax), %rcx
	movl	%ecx, (%rbx,%rax,4)
	movq	%rcx, %rax
	cmpq	$35, %rcx
	jne	.LBB4_1
# %bb.2:
	movl	$35, %edx
	movq	%rbx, %rdi
	movq	%r14, %rsi
	callq	_Z13totalScanHostPjS_m
	movl	$.L.str, %edi
	xorl	%eax, %eax
	callq	printf
	xorl	%r15d, %r15d
.LBB4_3:                                # =>This Inner Loop Header: Depth=1
	movl	(%rbx,%r15,4), %esi
	movl	$.L.str.1, %edi
	xorl	%eax, %eax
	callq	printf
	incq	%r15
	cmpq	$35, %r15
	jne	.LBB4_3
# %bb.4:
	movl	$.Lstr.1, %edi
	callq	puts@PLT
	movl	$.L.str.3, %edi
	xorl	%eax, %eax
	callq	printf
	xorl	%r15d, %r15d
.LBB4_5:                                # =>This Inner Loop Header: Depth=1
	movl	(%r14,%r15,4), %esi
	movl	$.L.str.1, %edi
	xorl	%eax, %eax
	callq	printf
	incq	%r15
	cmpq	$35, %r15
	jne	.LBB4_5
# %bb.6:
	movl	$.Lstr.1, %edi
	callq	puts@PLT
	movq	%rbx, %rdi
	callq	free
	movq	%r14, %rdi
	callq	free
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end4:
	.size	main, .Lfunc_end4-main
	.cfi_endproc
                                        # -- End function
	.p2align	4, 0x90                         # -- Begin function __hip_module_ctor
	.type	__hip_module_ctor,@function
__hip_module_ctor:                      # @__hip_module_ctor
	.cfi_startproc
# %bb.0:
	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	.LBB5_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rbx
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB5_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z11partialScanPjS_S_m, %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	$_Z7mapScanPjS_m, %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_end5:
	.size	__hip_module_ctor, .Lfunc_end5-__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	.LBB6_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
.LBB6_2:
	retq
.Lfunc_end6:
	.size	__hip_module_dtor, .Lfunc_end6-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	_Z11partialScanPjS_S_m,@object  # @_Z11partialScanPjS_S_m
	.section	.rodata,"a",@progbits
	.globl	_Z11partialScanPjS_S_m
	.p2align	3, 0x0
_Z11partialScanPjS_S_m:
	.quad	_Z26__device_stub__partialScanPjS_S_m
	.size	_Z11partialScanPjS_S_m, 8

	.type	_Z7mapScanPjS_m,@object         # @_Z7mapScanPjS_m
	.globl	_Z7mapScanPjS_m
	.p2align	3, 0x0
_Z7mapScanPjS_m:
	.quad	_Z22__device_stub__mapScanPjS_m
	.size	_Z7mapScanPjS_m, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"h_in = [ "
	.size	.L.str, 10

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"%d "
	.size	.L.str.1, 4

	.type	.L.str.3,@object                # @.str.3
.L.str.3:
	.asciz	"h_out = [ "
	.size	.L.str.3, 11

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z11partialScanPjS_S_m"
	.size	.L__unnamed_1, 23

	.type	.L__unnamed_2,@object           # @1
.L__unnamed_2:
	.asciz	"_Z7mapScanPjS_m"
	.size	.L__unnamed_2, 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.1,@object                 # @str.1
	.section	.rodata.str1.1,"aMS",@progbits,1
.Lstr.1:
	.asciz	"];"
	.size	.Lstr.1, 3

	.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 _Z26__device_stub__partialScanPjS_S_m
	.addrsig_sym _Z22__device_stub__mapScanPjS_m
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z11partialScanPjS_S_m
	.addrsig_sym _Z7mapScanPjS_m
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z11partialScanPjS_S_m  ; -- Begin function _Z11partialScanPjS_S_m
	.globl	_Z11partialScanPjS_S_m
	.p2align	8
	.type	_Z11partialScanPjS_S_m,@function
_Z11partialScanPjS_S_m:                 ; @_Z11partialScanPjS_S_m
; %bb.0:
	s_load_b256 s[0:7], s[0:1], 0x0
	s_mov_b32 s8, s15
	v_mov_b32_e32 v6, 0
	v_lshl_add_u32 v3, s8, 2, v0
	s_mov_b32 s9, exec_lo
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v4, 31, v3
	v_lshlrev_b64 v[1:2], 2, v[3:4]
	s_waitcnt lgkmcnt(0)
	v_cmpx_gt_u64_e64 s[6:7], v[3:4]
	s_cbranch_execz .LBB0_2
; %bb.1:
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_add_co_u32 v4, vcc_lo, s0, v1
	v_add_co_ci_u32_e32 v5, vcc_lo, s1, v2, vcc_lo
	global_load_b32 v6, v[4:5], off
.LBB0_2:
	s_or_b32 exec_lo, exec_lo, s9
	v_lshlrev_b32_e32 v4, 2, v0
	v_sub_nc_u32_e32 v5, 4, v0
	s_mov_b32 s0, 1
	s_waitcnt vmcnt(0)
	ds_store_b32 v4, v6
	s_waitcnt lgkmcnt(0)
	s_barrier
	buffer_gl0_inv
.LBB0_3:                                ; =>This Inner Loop Header: Depth=1
	s_mov_b32 s1, exec_lo
	v_cmpx_lt_i32_e64 s0, v5
	s_cbranch_execz .LBB0_5
; %bb.4:                                ;   in Loop: Header=BB0_3 Depth=1
	v_lshl_add_u32 v6, s0, 2, v4
	ds_load_b32 v7, v4
	ds_load_b32 v8, v6
	s_waitcnt lgkmcnt(0)
	v_add_nc_u32_e32 v7, v8, v7
	ds_store_b32 v6, v7
.LBB0_5:                                ;   in Loop: Header=BB0_3 Depth=1
	s_or_b32 exec_lo, exec_lo, s1
	s_lshl_b32 s0, s0, 1
	s_waitcnt lgkmcnt(0)
	s_cmp_gt_i32 s0, 3
	s_barrier
	buffer_gl0_inv
	s_cbranch_scc0 .LBB0_3
; %bb.6:
	v_add_nc_u32_e32 v5, 1, v3
	v_cmp_gt_u32_e64 s0, 3, v0
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v6, 31, v5
	v_cmp_gt_u64_e32 vcc_lo, s[6:7], v[5:6]
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(SALU_CYCLE_1)
	s_and_b32 s1, s0, vcc_lo
	s_and_saveexec_b32 s0, s1
	s_cbranch_execz .LBB0_8
; %bb.7:
	ds_load_b32 v3, v4
	v_add_co_u32 v0, vcc_lo, s2, v1
	v_add_co_ci_u32_e32 v1, vcc_lo, s3, v2, vcc_lo
	s_waitcnt lgkmcnt(0)
	global_store_b32 v[0:1], v3, off offset:4
.LBB0_8:
	s_or_b32 exec_lo, exec_lo, s0
	v_mov_b32_e32 v0, 0
	s_ashr_i32 s9, s8, 31
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
	s_lshl_b64 s[0:1], s[8:9], 2
	s_add_u32 s0, s4, s0
	ds_load_b32 v1, v0 offset:12
	s_addc_u32 s1, s5, s1
	global_store_b32 v0, v0, s[2:3]
	s_waitcnt lgkmcnt(0)
	global_store_b32 v0, v1, s[0:1]
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z11partialScanPjS_S_m
		.amdhsa_group_segment_fixed_size 16
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 32
		.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 9
		.amdhsa_next_free_sgpr 16
		.amdhsa_float_round_mode_32 0
		.amdhsa_float_round_mode_16_64 0
		.amdhsa_float_denorm_mode_32 3
		.amdhsa_float_denorm_mode_16_64 3
		.amdhsa_dx10_clamp 1
		.amdhsa_ieee_mode 1
		.amdhsa_fp16_overflow 0
		.amdhsa_workgroup_processor_mode 1
		.amdhsa_memory_ordered 1
		.amdhsa_forward_progress 0
		.amdhsa_shared_vgpr_count 0
		.amdhsa_exception_fp_ieee_invalid_op 0
		.amdhsa_exception_fp_denorm_src 0
		.amdhsa_exception_fp_ieee_div_zero 0
		.amdhsa_exception_fp_ieee_overflow 0
		.amdhsa_exception_fp_ieee_underflow 0
		.amdhsa_exception_fp_ieee_inexact 0
		.amdhsa_exception_int_div_zero 0
	.end_amdhsa_kernel
	.text
.Lfunc_end0:
	.size	_Z11partialScanPjS_S_m, .Lfunc_end0-_Z11partialScanPjS_S_m
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 356
; NumSgprs: 18
; NumVgprs: 9
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 16 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 1
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 9
; Occupancy: 16
; WaveLimiterHint : 0
; COMPUTE_PGM_RSRC2:SCRATCH_EN: 0
; COMPUTE_PGM_RSRC2:USER_SGPR: 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	_Z7mapScanPjS_m         ; -- Begin function _Z7mapScanPjS_m
	.globl	_Z7mapScanPjS_m
	.p2align	8
	.type	_Z7mapScanPjS_m,@function
_Z7mapScanPjS_m:                        ; @_Z7mapScanPjS_m
; %bb.0:
	s_load_b64 s[4:5], s[0:1], 0x10
	s_mov_b32 s2, s15
	s_mov_b32 s3, exec_lo
	v_lshl_add_u32 v0, s2, 2, v0
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v1, 31, v0
	s_waitcnt lgkmcnt(0)
	v_cmpx_gt_u64_e64 s[4:5], v[0:1]
	s_cbranch_execz .LBB1_2
; %bb.1:
	s_load_b128 s[4:7], s[0:1], 0x0
	v_lshlrev_b64 v[0:1], 2, v[0:1]
	s_ashr_i32 s3, s2, 31
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	s_lshl_b64 s[0:1], s[2:3], 2
	s_waitcnt lgkmcnt(0)
	v_add_co_u32 v0, vcc_lo, s4, v0
	s_delay_alu instid0(VALU_DEP_2)
	v_add_co_ci_u32_e32 v1, vcc_lo, s5, v1, vcc_lo
	s_add_u32 s0, s6, s0
	s_addc_u32 s1, s7, s1
	s_load_b32 s0, s[0:1], 0x0
	global_load_b32 v2, v[0:1], off
	s_waitcnt vmcnt(0) lgkmcnt(0)
	v_add_nc_u32_e32 v2, s0, v2
	global_store_b32 v[0:1], v2, off
.LBB1_2:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z7mapScanPjS_m
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 24
		.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	_Z7mapScanPjS_m, .Lfunc_end1-_Z7mapScanPjS_m
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 148
; 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
      - .address_space:  global
        .offset:         16
        .size:           8
        .value_kind:     global_buffer
      - .offset:         24
        .size:           8
        .value_kind:     by_value
    .group_segment_fixed_size: 16
    .kernarg_segment_align: 8
    .kernarg_segment_size: 32
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z11partialScanPjS_S_m
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z11partialScanPjS_S_m.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     9
    .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:           8
        .value_kind:     by_value
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 24
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z7mapScanPjS_m
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z7mapScanPjS_m.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
