#include <cstdio>
#include <iostream>
#include <chrono>
#define N 5000

void cpuAdd(int *h_a, int *h_b, int *h_c)
{
    int tid = 0;
    while (tid < N)
    {
        h_c[tid] = h_a[tid] + h_b[tid];
        tid += 1;
    }
}

int main(void)
{
    int h_a[N], h_b[N], h_c[N];
    for (int i = 0; i < N; i++)
    {
        h_a[i] = 2 * i * i;
        h_b[i] = i;
    }
    auto t0 = std::chrono::steady_clock::now();
    cpuAdd(h_a, h_b, h_c);
    auto t1 = std::chrono::steady_clock::now();
    std::cout << "CPU time:" << std::chrono::duration_cast<std::chrono::nanoseconds>(t1-t0).count() << "\n";
    printf("Vector addition on CPU\n");
    // for (int i = 0; i < N; i++)
    // {
    //    printf("The sum of %d element is %d + %d = %d\n", i, h_a[i], h_b[i], h_c[i]);
    // }
    return 0;
}

	.file	"tmpxft_0023648a_00000000-6_vector_addition_cpu.cudafe1.cpp"
	.text
#APP
	.globl _ZSt21ios_base_library_initv

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB3740:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE3740:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.globl	_Z6cpuAddPiS_S_
	.type	_Z6cpuAddPiS_S_, @function
_Z6cpuAddPiS_S_:
.LFB3734:
	.cfi_startproc
	endbr64
	xorl	%eax, %eax
.L3:
	movl	(%rsi,%rax), %ecx
	addl	(%rdi,%rax), %ecx
	movl	%ecx, (%rdx,%rax)
	addq	$4, %rax
	cmpq	$20000, %rax
	jne	.L3
	ret
	.cfi_endproc
.LFE3734:
	.size	_Z6cpuAddPiS_S_, .-_Z6cpuAddPiS_S_
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"CPU time:"
.LC1:
	.string	"\n"
.LC2:
	.string	"Vector addition on CPU\n"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB3735:
	.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
	leaq	-57344(%rsp), %r11
	.cfi_def_cfa 11, 57376
.LPSRL0:
	subq	$4096, %rsp
	orq	$0, (%rsp)
	cmpq	%r11, %rsp
	jne	.LPSRL0
	.cfi_def_cfa_register 7
	subq	$2672, %rsp
	.cfi_def_cfa_offset 60048
	movq	%fs:40, %rax
	movq	%rax, 60008(%rsp)
	xorl	%eax, %eax
.L7:
	movl	%eax, %edx
	leaq	8(%rsp), %rbx
	leaq	20008(%rsp), %r12
	imull	%eax, %edx
	movl	%eax, (%r12,%rax,4)
	addl	%edx, %edx
	movl	%edx, (%rbx,%rax,4)
	incq	%rax
	cmpq	$5000, %rax
	jne	.L7
	call	_ZNSt6chrono3_V212steady_clock3nowEv@PLT
	leaq	40008(%rsp), %rdx
	movq	%rbx, %rdi
	movq	%r12, %rsi
	movq	%rax, %rbp
	call	_Z6cpuAddPiS_S_
	call	_ZNSt6chrono3_V212steady_clock3nowEv@PLT
	leaq	.LC0(%rip), %rsi
	leaq	_ZSt4cout(%rip), %rdi
	movq	%rax, %rbx
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	subq	%rbp, %rbx
	movq	%rax, %rdi
	movq	%rbx, %rsi
	call	_ZNSo9_M_insertIlEERSoT_@PLT
	leaq	.LC1(%rip), %rsi
	movq	%rax, %rdi
	call	_ZStlsISt11char_traitsIcEERSt13basic_ostreamIcT_ES5_PKc@PLT
	xorl	%eax, %eax
	movl	$2, %edi
	leaq	.LC2(%rip), %rsi
	call	__printf_chk@PLT
	movq	60008(%rsp), %rax
	subq	%fs:40, %rax
	je	.L8
	call	__stack_chk_fail@PLT
.L8:
	addq	$60016, %rsp
	.cfi_def_cfa_offset 32
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%rbp
	.cfi_def_cfa_offset 16
	popq	%r12
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE3735:
	.size	main, .-main
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB3763:
	.cfi_startproc
	endbr64
	pushq	%rax
	.cfi_def_cfa_offset 16
	leaq	_ZL15__fatDeviceText(%rip), %rdi
	call	__cudaRegisterFatBinary@PLT
	movq	%rax, %rdi
	movq	%rax, _ZL20__cudaFatCubinHandle(%rip)
	call	__cudaRegisterFatBinaryEnd@PLT
	leaq	_ZL26__cudaUnregisterBinaryUtilv(%rip), %rdi
	popq	%rdx
	.cfi_def_cfa_offset 8
	jmp	atexit@PLT
	.cfi_endproc
.LFE3763:
	.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 <cstdio>
#include <iostream>
#include <chrono>
#define N 5000

void cpuAdd(int *h_a, int *h_b, int *h_c)
{
    int tid = 0;
    while (tid < N)
    {
        h_c[tid] = h_a[tid] + h_b[tid];
        tid += 1;
    }
}

int main(void)
{
    int h_a[N], h_b[N], h_c[N];
    for (int i = 0; i < N; i++)
    {
        h_a[i] = 2 * i * i;
        h_b[i] = i;
    }
    auto t0 = std::chrono::steady_clock::now();
    cpuAdd(h_a, h_b, h_c);
    auto t1 = std::chrono::steady_clock::now();
    std::cout << "CPU time:" << std::chrono::duration_cast<std::chrono::nanoseconds>(t1-t0).count() << "\n";
    printf("Vector addition on CPU\n");
    // for (int i = 0; i < N; i++)
    // {
    //    printf("The sum of %d element is %d + %d = %d\n", i, h_a[i], h_b[i], h_c[i]);
    // }
    return 0;
}

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

                                        # End of file scope inline assembly
	.globl	_Z6cpuAddPiS_S_                 # -- Begin function _Z6cpuAddPiS_S_
	.type	_Z6cpuAddPiS_S_,@function
_Z6cpuAddPiS_S_:                        # @_Z6cpuAddPiS_S_
	.cfi_startproc
# %bb.0:
	xorl	%eax, %eax
.LBB0_1:                                # =>This Inner Loop Header: Depth=1
	movl	(%rsi,%rax,4), %ecx
	addl	(%rdi,%rax,4), %ecx
	movl	%ecx, (%rdx,%rax,4)
	incq	%rax
	cmpq	$5000, %rax                     # imm = 0x1388
	jne	.LBB0_1
# %bb.2:
	retq
.Lfunc_end0:
	.size	_Z6cpuAddPiS_S_, .Lfunc_end0-_Z6cpuAddPiS_S_
	.cfi_endproc
                                        # -- End function
	.globl	main                            # -- Begin function main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:                                # %_Z6cpuAddPiS_S_.exit
	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
	callq	_ZNSt6chrono3_V212steady_clock3nowEv
	movq	%rax, %rbx
	callq	_ZNSt6chrono3_V212steady_clock3nowEv
	movq	%rax, %r14
	movl	$_ZSt4cout, %edi
	movl	$.L.str, %esi
	movl	$9, %edx
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	subq	%rbx, %r14
	movl	$_ZSt4cout, %edi
	movq	%r14, %rsi
	callq	_ZNSo9_M_insertIlEERSoT_
	movl	$.L.str.1, %esi
	movl	$1, %edx
	movq	%rax, %rdi
	callq	_ZSt16__ostream_insertIcSt11char_traitsIcEERSt13basic_ostreamIT_T0_ES6_PKS3_l
	movl	$.Lstr, %edi
	callq	puts@PLT
	xorl	%eax, %eax
	addq	$8, %rsp
	.cfi_def_cfa_offset 24
	popq	%rbx
	.cfi_def_cfa_offset 16
	popq	%r14
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	main, .Lfunc_end1-main
	.cfi_endproc
                                        # -- End function
	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"CPU time:"
	.size	.L.str, 10

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"\n"
	.size	.L.str.1, 2

	.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	"Vector addition on CPU"
	.size	.Lstr, 23

	.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 _ZSt4cout
	.addrsig_sym __hip_cuid_

	.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_
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.amdgpu_metadata
---
amdhsa.kernels:  []
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
