/* Solving the 2D acoustic wave equation using explicit finite
 * difference method
 * Copyright 2018 Chaiwoot Boonyasiriwat. All rights reserved.
 */
#include <stdio.h>
#include <stdlib.h>
#include <math.h>
#include <time.h>

//Kernel
__global__ void Wcalculate(float *u0,float *u1,float *u2,float C2,int nx,int ny){
  int i=blockDim.x*blockIdx.x+threadIdx.x;
  int j=blockDim.y*blockIdx.y+threadIdx.y;
  if( i>0 && i<nx-1 && j>0 && j<ny-1){
    u2[i+j*nx] = (2.0f-4.0f*C2)*u1[i+j*nx] - u0[i+j*nx] + C2*(u1[(i+1)+j*nx]+u1[(i-1)+j*nx] + u1[i+(j+1)*nx]+u1[i+(j-1)*nx]);
  }
}

__global__ void Wupdate(float *u0,float *u1,float *u2,int nx,int ny){
  int i=blockDim.x*blockIdx.x+threadIdx.x;
  int j=blockDim.y*blockIdx.y+threadIdx.y;
  if( i<nx && j<ny){
    u0[i+j*nx] = u1[i+j*nx];
    u1[i+j*nx] = u2[i+j*nx];
  }
}


int main() {
//allocate parameter
  size_t size;
  cudaEvent_t start, stop;
  int nx, ny, nt, ix, iy, it, indx;
  float v, dx, dt, C, C2, xmax, ymax, a;
  float *u0_h, *u1_h, *u2_h;
//set value  
  xmax = 1.0f;
  ymax = 1.0f;
  nx = 201;
  ny = 201;
  v = 0.1f;
  dx = xmax/(nx-1);
  dt = 0.035f;
  C = v*dt/dx;
  C2 = C*C;
  nt = 1000;
  a = 1000.0;
  size = nx*ny*sizeof(float);
  
  u0_h = (float*) malloc(size);
  u1_h = (float*) malloc(size);
  u2_h = (float*) malloc(size);

  float *u0_cu = NULL;
  cudaMalloc((void**)&u0_cu,size);
  float *u1_cu = NULL;
  cudaMalloc((void**)&u1_cu,size);
  float *u2_cu = NULL;
  cudaMalloc((void**)&u2_cu,size);

//initial u0 u1  
  for (iy=0; iy<ny; iy++) {
    float yy = iy*dx - 0.5*ymax;
    for (ix=0; ix<nx; ix++) {
      indx = ix+iy*nx;
      float xx = ix*dx - 0.5*xmax;
      u0_h[indx] = exp(-a*(pow(xx,2)+pow(yy,2)));
      u1_h[indx] = u0_h[indx]; 
      u2_h[indx] = 0;
    }
  }


//coppy u0 -> u0_cu, u1 -> u1_cu
  cudaMemcpy(u0_cu, u0_h, size,cudaMemcpyHostToDevice);
  cudaMemcpy(u1_cu, u1_h, size,cudaMemcpyHostToDevice);
  cudaMemcpy(u2_cu, u2_h, size,cudaMemcpyHostToDevice);
  
//start wave calculation looping time
  cudaEventCreate(&start);
  cudaEventCreate(&stop);
  cudaEventRecord(start,0);

  dim3 G(nx/32 +1,ny/32 +1);
  dim3 B(32,32);

  for (it=0; it<nt; it++) {
    // advance wavefields at inner nodes
    Wcalculate<<<G,B>>>(u0_cu, u1_cu, u2_cu, C2, nx, ny);
    // update
    Wupdate<<<G,B>>>(u0_cu, u1_cu, u2_cu, nx, ny);
  }
    
  cudaMemcpy(u2_h, u2_cu, size,cudaMemcpyDeviceToHost);
  
//end calculation

  cudaEventRecord(stop,0);
  cudaEventSynchronize(stop);
  float cpu_time;
  cudaEventElapsedTime(&cpu_time,start,stop);
  printf("CPU time = %lf s\n", cpu_time*0.001);

// output the final snapshot
  FILE *file = fopen("u_cu.dat","w");
  fwrite(u2_h, sizeof(float), nx*ny, file);
  fclose(file);

// Free memory
  free(u0_h);
  free(u1_h);
  free(u2_h);
  
  cudaFree(u1_cu);
  cudaFree(u1_cu);
  cudaFree(u2_cu);

  return 0;
}

	.file	"tmpxft_0039403b_00000000-6_Wave2d.cudafe1.cpp"
	.text
#APP

#NO_APP
	.type	_ZL26__cudaUnregisterBinaryUtilv, @function
_ZL26__cudaUnregisterBinaryUtilv:
.LFB2030:
	.cfi_startproc
	endbr64
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	jmp	__cudaUnregisterFatBinary@PLT
	.cfi_endproc
.LFE2030:
	.size	_ZL26__cudaUnregisterBinaryUtilv, .-_ZL26__cudaUnregisterBinaryUtilv
	.globl	_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii
	.type	_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii, @function
_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii:
.LFB2052:
	.cfi_startproc
	endbr64
	subq	$184, %rsp
	.cfi_def_cfa_offset 192
	movq	%rdi, 40(%rsp)
	leaq	72(%rsp), %rdi
	movq	%rsi, 32(%rsp)
	leaq	84(%rsp), %rsi
	movq	%rdx, 24(%rsp)
	leaq	56(%rsp), %rdx
	movl	%ecx, 16(%rsp)
	leaq	64(%rsp), %rcx
	movl	%r8d, 12(%rsp)
	movss	%xmm0, 20(%rsp)
	movq	%fs:40, %rax
	movq	%rax, 168(%rsp)
	xorl	%eax, %eax
	leaq	40(%rsp), %rax
	movl	$1, 80(%rsp)
	movq	%rax, 120(%rsp)
	leaq	32(%rsp), %rax
	movq	%rax, 128(%rsp)
	leaq	24(%rsp), %rax
	movq	%rax, 136(%rsp)
	leaq	20(%rsp), %rax
	movq	%rax, 144(%rsp)
	leaq	16(%rsp), %rax
	movq	%rax, 152(%rsp)
	leaq	12(%rsp), %rax
	movq	%rax, 160(%rsp)
	movabsq	$4294967297, %rax
	movq	%rax, 72(%rsp)
	movq	%rax, 84(%rsp)
	movl	$1, 92(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L2
	pushq	64(%rsp)
	.cfi_def_cfa_offset 200
	leaq	_Z10WcalculatePfS_S_fii(%rip), %rdi
	pushq	64(%rsp)
	.cfi_def_cfa_offset 208
	movq	100(%rsp), %rcx
	movl	108(%rsp), %r8d
	movq	88(%rsp), %rsi
	movl	96(%rsp), %edx
	leaq	136(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 200
	popq	%rdx
	.cfi_def_cfa_offset 192
.L2:
	movq	168(%rsp), %rax
	subq	%fs:40, %rax
	je	.L4
	call	__stack_chk_fail@PLT
.L4:
	addq	$184, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2052:
	.size	_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii, .-_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii
	.globl	_Z10WcalculatePfS_S_fii
	.type	_Z10WcalculatePfS_S_fii, @function
_Z10WcalculatePfS_S_fii:
.LFB2053:
	.cfi_startproc
	endbr64
	jmp	_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii
	.cfi_endproc
.LFE2053:
	.size	_Z10WcalculatePfS_S_fii, .-_Z10WcalculatePfS_S_fii
	.globl	_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii
	.type	_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii, @function
_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii:
.LFB2054:
	.cfi_startproc
	endbr64
	subq	$152, %rsp
	.cfi_def_cfa_offset 160
	movq	%rdi, 24(%rsp)
	leaq	48(%rsp), %rdi
	movq	%rsi, 16(%rsp)
	leaq	60(%rsp), %rsi
	movq	%rdx, 8(%rsp)
	leaq	32(%rsp), %rdx
	movl	%ecx, 4(%rsp)
	leaq	40(%rsp), %rcx
	movl	%r8d, (%rsp)
	movq	%fs:40, %rax
	movq	%rax, 136(%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)
	leaq	4(%rsp), %rax
	movq	%rax, 120(%rsp)
	movq	%rsp, %rax
	movq	%rax, 128(%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 168
	leaq	_Z7WupdatePfS_S_ii(%rip), %rdi
	pushq	40(%rsp)
	.cfi_def_cfa_offset 176
	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 168
	popq	%rdx
	.cfi_def_cfa_offset 160
.L8:
	movq	136(%rsp), %rax
	subq	%fs:40, %rax
	je	.L10
	call	__stack_chk_fail@PLT
.L10:
	addq	$152, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2054:
	.size	_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii, .-_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii
	.globl	_Z7WupdatePfS_S_ii
	.type	_Z7WupdatePfS_S_ii, @function
_Z7WupdatePfS_S_ii:
.LFB2055:
	.cfi_startproc
	endbr64
	jmp	_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii
	.cfi_endproc
.LFE2055:
	.size	_Z7WupdatePfS_S_ii, .-_Z7WupdatePfS_S_ii
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC6:
	.string	"CPU time = %lf s\n"
.LC7:
	.string	"w"
.LC8:
	.string	"u_cu.dat"
	.section	.text.startup,"ax",@progbits
	.globl	main
	.type	main, @function
main:
.LFB2027:
	.cfi_startproc
	endbr64
	pushq	%r15
	.cfi_def_cfa_offset 16
	.cfi_offset 15, -16
	movl	$161604, %edi
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	xorl	%r13d, %r13d
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	subq	$104, %rsp
	.cfi_def_cfa_offset 160
	movq	%fs:40, %rax
	movq	%rax, 88(%rsp)
	xorl	%eax, %eax
	call	malloc@PLT
	movl	$161604, %edi
	movq	%rax, %r12
	call	malloc@PLT
	movl	$161604, %edi
	movq	%rax, %rbp
	call	malloc@PLT
	leaq	40(%rsp), %rdi
	movl	$161604, %esi
	movq	%rax, %rbx
	xorl	%eax, %eax
	movq	%rax, 40(%rsp)
	call	cudaMalloc@PLT
	xorl	%edx, %edx
	leaq	48(%rsp), %rdi
	movl	$161604, %esi
	movq	%rdx, 48(%rsp)
	call	cudaMalloc@PLT
	xorl	%ecx, %ecx
	leaq	56(%rsp), %rdi
	movl	$161604, %esi
	movq	%rcx, 56(%rsp)
	call	cudaMalloc@PLT
.L15:
	cvtsi2ssl	%r13d, %xmm0
	mulss	.LC0(%rip), %xmm0
	xorl	%r15d, %r15d
	imulq	$804, %r13, %r14
	subss	.LC1(%rip), %xmm0
	cvtss2sd	%xmm0, %xmm0
	mulsd	%xmm0, %xmm0
	movsd	%xmm0, 8(%rsp)
.L14:
	cvtsi2ssl	%r15d, %xmm0
	mulss	.LC0(%rip), %xmm0
	incl	%r15d
	subss	.LC1(%rip), %xmm0
	cvtss2sd	%xmm0, %xmm0
	mulsd	%xmm0, %xmm0
	addsd	8(%rsp), %xmm0
	mulsd	.LC2(%rip), %xmm0
	call	exp@PLT
	movl	$0x00000000, (%rbx,%r14)
	cvtsd2ss	%xmm0, %xmm0
	movss	%xmm0, (%r12,%r14)
	movss	%xmm0, 0(%rbp,%r14)
	addq	$4, %r14
	cmpl	$201, %r15d
	jne	.L14
	incq	%r13
	cmpq	$201, %r13
	jne	.L15
	movq	40(%rsp), %rdi
	movl	$1, %ecx
	movl	$161604, %edx
	movq	%r12, %rsi
	movl	$1000, %r13d
	call	cudaMemcpy@PLT
	movq	48(%rsp), %rdi
	movl	$1, %ecx
	movq	%rbp, %rsi
	movl	$161604, %edx
	call	cudaMemcpy@PLT
	movq	56(%rsp), %rdi
	movl	$1, %ecx
	movq	%rbx, %rsi
	movl	$161604, %edx
	call	cudaMemcpy@PLT
	leaq	24(%rsp), %rdi
	call	cudaEventCreate@PLT
	leaq	32(%rsp), %rdi
	call	cudaEventCreate@PLT
	movq	24(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	$1, 72(%rsp)
	movabsq	$30064771079, %rax
	movq	%rax, 64(%rsp)
	movabsq	$137438953504, %rax
	movq	%rax, 76(%rsp)
	movl	$1, 84(%rsp)
.L18:
	movl	84(%rsp), %ecx
	movq	76(%rsp), %rdx
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movq	64(%rsp), %rdi
	movl	72(%rsp), %esi
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L16
	movq	56(%rsp), %rdx
	movq	48(%rsp), %rsi
	movl	$201, %ecx
	movl	$201, %r8d
	movss	.LC4(%rip), %xmm0
	movq	40(%rsp), %rdi
	call	_Z37__device_stub__Z10WcalculatePfS_S_fiiPfS_S_fii
.L16:
	movl	84(%rsp), %ecx
	movq	76(%rsp), %rdx
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movq	64(%rsp), %rdi
	movl	72(%rsp), %esi
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L17
	movq	56(%rsp), %rdx
	movq	48(%rsp), %rsi
	movl	$201, %ecx
	movl	$201, %r8d
	movq	40(%rsp), %rdi
	call	_Z32__device_stub__Z7WupdatePfS_S_iiPfS_S_ii
.L17:
	decl	%r13d
	jne	.L18
	movq	56(%rsp), %rsi
	movl	$2, %ecx
	movl	$161604, %edx
	movq	%rbx, %rdi
	call	cudaMemcpy@PLT
	movq	32(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	32(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	32(%rsp), %rdx
	movq	24(%rsp), %rsi
	leaq	20(%rsp), %rdi
	call	cudaEventElapsedTime@PLT
	cvtss2sd	20(%rsp), %xmm0
	leaq	.LC6(%rip), %rsi
	movl	$2, %edi
	mulsd	.LC5(%rip), %xmm0
	movb	$1, %al
	call	__printf_chk@PLT
	leaq	.LC7(%rip), %rsi
	leaq	.LC8(%rip), %rdi
	call	fopen@PLT
	movl	$40401, %edx
	movl	$4, %esi
	movq	%rbx, %rdi
	movq	%rax, %rcx
	movq	%rax, %r13
	call	fwrite@PLT
	movq	%r13, %rdi
	call	fclose@PLT
	movq	%r12, %rdi
	call	free@PLT
	movq	%rbp, %rdi
	call	free@PLT
	movq	%rbx, %rdi
	call	free@PLT
	movq	48(%rsp), %rdi
	call	cudaFree@PLT
	movq	48(%rsp), %rdi
	call	cudaFree@PLT
	movq	56(%rsp), %rdi
	call	cudaFree@PLT
	movq	88(%rsp), %rax
	subq	%fs:40, %rax
	je	.L19
	call	__stack_chk_fail@PLT
.L19:
	addq	$104, %rsp
	.cfi_def_cfa_offset 56
	xorl	%eax, %eax
	popq	%rbx
	.cfi_def_cfa_offset 48
	popq	%rbp
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2027:
	.size	main, .-main
	.section	.rodata.str1.1
.LC9:
	.string	"_Z7WupdatePfS_S_ii"
.LC10:
	.string	"_Z10WcalculatePfS_S_fii"
	.section	.text.startup
	.type	_ZL24__sti____cudaRegisterAllv, @function
_ZL24__sti____cudaRegisterAllv:
.LFB2057:
	.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	.LC9(%rip), %rdx
	movq	%rax, %rdi
	movq	%rax, %rbx
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	leaq	_Z7WupdatePfS_S_ii(%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	.LC10(%rip), %rdx
	orl	$-1, %r8d
	leaq	_Z10WcalculatePfS_S_fii(%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
.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	1000593162
	.align 4
.LC1:
	.long	1056964608
	.section	.rodata.cst8,"aM",@progbits,8
	.align 8
.LC2:
	.long	0
	.long	-1064353792
	.section	.rodata.cst4
	.align 4
.LC4:
	.long	1056629066
	.section	.rodata.cst8
	.align 8
.LC5:
	.long	-755914244
	.long	1062232653
	.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:

/* Solving the 2D acoustic wave equation using explicit finite
 * difference method
 * Copyright 2018 Chaiwoot Boonyasiriwat. All rights reserved.
 */

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

//Kernel
__global__ void Wcalculate(float *u0,float *u1,float *u2,float C2,int nx,int ny){
  int i=blockDim.x*blockIdx.x+threadIdx.x;
  int j=blockDim.y*blockIdx.y+threadIdx.y;
  if( i>0 && i<nx-1 && j>0 && j<ny-1){
    u2[i+j*nx] = (2.0f-4.0f*C2)*u1[i+j*nx] - u0[i+j*nx] + C2*(u1[(i+1)+j*nx]+u1[(i-1)+j*nx] + u1[i+(j+1)*nx]+u1[i+(j-1)*nx]);
  }
}

__global__ void Wupdate(float *u0,float *u1,float *u2,int nx,int ny){
  int i=blockDim.x*blockIdx.x+threadIdx.x;
  int j=blockDim.y*blockIdx.y+threadIdx.y;
  if( i<nx && j<ny){
    u0[i+j*nx] = u1[i+j*nx];
    u1[i+j*nx] = u2[i+j*nx];
  }
}


int main() {
//allocate parameter
  size_t size;
  hipEvent_t start, stop;
  int nx, ny, nt, ix, iy, it, indx;
  float v, dx, dt, C, C2, xmax, ymax, a;
  float *u0_h, *u1_h, *u2_h;
//set value  
  xmax = 1.0f;
  ymax = 1.0f;
  nx = 201;
  ny = 201;
  v = 0.1f;
  dx = xmax/(nx-1);
  dt = 0.035f;
  C = v*dt/dx;
  C2 = C*C;
  nt = 1000;
  a = 1000.0;
  size = nx*ny*sizeof(float);
  
  u0_h = (float*) malloc(size);
  u1_h = (float*) malloc(size);
  u2_h = (float*) malloc(size);

  float *u0_cu = NULL;
  hipMalloc((void**)&u0_cu,size);
  float *u1_cu = NULL;
  hipMalloc((void**)&u1_cu,size);
  float *u2_cu = NULL;
  hipMalloc((void**)&u2_cu,size);

//initial u0 u1  
  for (iy=0; iy<ny; iy++) {
    float yy = iy*dx - 0.5*ymax;
    for (ix=0; ix<nx; ix++) {
      indx = ix+iy*nx;
      float xx = ix*dx - 0.5*xmax;
      u0_h[indx] = exp(-a*(pow(xx,2)+pow(yy,2)));
      u1_h[indx] = u0_h[indx]; 
      u2_h[indx] = 0;
    }
  }


//coppy u0 -> u0_cu, u1 -> u1_cu
  hipMemcpy(u0_cu, u0_h, size,hipMemcpyHostToDevice);
  hipMemcpy(u1_cu, u1_h, size,hipMemcpyHostToDevice);
  hipMemcpy(u2_cu, u2_h, size,hipMemcpyHostToDevice);
  
//start wave calculation looping time
  hipEventCreate(&start);
  hipEventCreate(&stop);
  hipEventRecord(start,0);

  dim3 G(nx/32 +1,ny/32 +1);
  dim3 B(32,32);

  for (it=0; it<nt; it++) {
    // advance wavefields at inner nodes
    Wcalculate<<<G,B>>>(u0_cu, u1_cu, u2_cu, C2, nx, ny);
    // update
    Wupdate<<<G,B>>>(u0_cu, u1_cu, u2_cu, nx, ny);
  }
    
  hipMemcpy(u2_h, u2_cu, size,hipMemcpyDeviceToHost);
  
//end calculation

  hipEventRecord(stop,0);
  hipEventSynchronize(stop);
  float cpu_time;
  hipEventElapsedTime(&cpu_time,start,stop);
  printf("CPU time = %lf s\n", cpu_time*0.001);

// output the final snapshot
  FILE *file = fopen("u_cu.dat","w");
  fwrite(u2_h, sizeof(float), nx*ny, file);
  fclose(file);

// Free memory
  free(u0_h);
  free(u1_h);
  free(u2_h);
  
  hipFree(u1_cu);
  hipFree(u1_cu);
  hipFree(u2_cu);

  return 0;
}

	.text
	.file	"Wave2d.hip"
	.globl	_Z25__device_stub__WcalculatePfS_S_fii # -- Begin function _Z25__device_stub__WcalculatePfS_S_fii
	.type	_Z25__device_stub__WcalculatePfS_S_fii,@function
_Z25__device_stub__WcalculatePfS_S_fii: # @_Z25__device_stub__WcalculatePfS_S_fii
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r13
	.cfi_def_cfa_offset 32
	pushq	%r12
	.cfi_def_cfa_offset 40
	pushq	%rbx
	.cfi_def_cfa_offset 48
	subq	$144, %rsp
	.cfi_def_cfa_offset 192
	.cfi_offset %rbx, -48
	.cfi_offset %r12, -40
	.cfi_offset %r13, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	56(%rsp), %rax
	movq	%rdi, (%rax)
	leaq	48(%rsp), %rdi
	movq	%rsi, (%rdi)
	leaq	40(%rsp), %rsi
	movq	%rdx, (%rsi)
	leaq	20(%rsp), %rdx
	movss	%xmm0, (%rdx)
	leaq	16(%rsp), %r9
	movl	%ecx, (%r9)
	leaq	12(%rsp), %rcx
	movl	%r8d, (%rcx)
	leaq	96(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rdi, 8(%rbx)
	movq	%rsi, 16(%rbx)
	movq	%rdx, 24(%rbx)
	movq	%r9, 32(%rbx)
	movq	%rcx, 40(%rbx)
	leaq	80(%rsp), %r14
	leaq	64(%rsp), %r15
	leaq	32(%rsp), %r12
	leaq	24(%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	$_Z10WcalculatePfS_S_fii, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$160, %rsp
	.cfi_adjust_cfa_offset -160
	popq	%rbx
	.cfi_def_cfa_offset 40
	popq	%r12
	.cfi_def_cfa_offset 32
	popq	%r13
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	_Z25__device_stub__WcalculatePfS_S_fii, .Lfunc_end0-_Z25__device_stub__WcalculatePfS_S_fii
	.cfi_endproc
                                        # -- End function
	.globl	_Z22__device_stub__WupdatePfS_S_ii # -- Begin function _Z22__device_stub__WupdatePfS_S_ii
	.type	_Z22__device_stub__WupdatePfS_S_ii,@function
_Z22__device_stub__WupdatePfS_S_ii:     # @_Z22__device_stub__WupdatePfS_S_ii
	.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	$128, %rsp
	.cfi_def_cfa_offset 176
	.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	4(%rsp), %rdx
	movl	%ecx, (%rdx)
	movq	%rsp, %rcx
	movl	%r8d, (%rcx)
	leaq	80(%rsp), %rbx
	movq	%rax, (%rbx)
	movq	%rdi, 8(%rbx)
	movq	%rsi, 16(%rbx)
	movq	%rdx, 24(%rbx)
	movq	%rcx, 32(%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	$_Z7WupdatePfS_S_ii, %edi
	movq	%rbx, %r9
	pushq	(%r13)
	.cfi_adjust_cfa_offset 8
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$144, %rsp
	.cfi_adjust_cfa_offset -144
	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__WupdatePfS_S_ii, .Lfunc_end1-_Z22__device_stub__WupdatePfS_S_ii
	.cfi_endproc
                                        # -- End function
	.section	.rodata.cst4,"aM",@progbits,4
	.p2align	2, 0x0                          # -- Begin function main
.LCPI2_0:
	.long	0x3ba3d70a                      # float 0.00499999989
.LCPI2_1:
	.long	0xbf000000                      # float -0.5
.LCPI2_3:
	.long	0x3efae14a                      # float 0.490000069
	.section	.rodata.cst8,"aM",@progbits,8
	.p2align	3, 0x0
.LCPI2_2:
	.quad	0xc08f400000000000              # double -1000
.LCPI2_4:
	.quad	0x3f50624dd2f1a9fc              # double 0.001
	.text
	.globl	main
	.type	main,@function
main:                                   # @main
	.cfi_startproc
# %bb.0:
	pushq	%rbp
	.cfi_def_cfa_offset 16
	pushq	%r15
	.cfi_def_cfa_offset 24
	pushq	%r14
	.cfi_def_cfa_offset 32
	pushq	%r13
	.cfi_def_cfa_offset 40
	pushq	%r12
	.cfi_def_cfa_offset 48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	subq	$88, %rsp
	.cfi_def_cfa_offset 144
	.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	$161604, %edi                   # imm = 0x27744
	callq	malloc
	movq	%rax, %rbp
	movl	$161604, %edi                   # imm = 0x27744
	callq	malloc
	movq	%rax, %r14
	movl	$161604, %edi                   # imm = 0x27744
	callq	malloc
	movq	%rax, %r15
	xorl	%r12d, %r12d
	leaq	24(%rsp), %rdi
	movq	%r12, (%rdi)
	movl	$161604, %esi                   # imm = 0x27744
	callq	hipMalloc
	leaq	16(%rsp), %rdi
	movq	%r12, (%rdi)
	movl	$161604, %esi                   # imm = 0x27744
	callq	hipMalloc
	leaq	8(%rsp), %rdi
	movq	%r12, (%rdi)
	movl	$161604, %esi                   # imm = 0x27744
	callq	hipMalloc
	movss	.LCPI2_0(%rip), %xmm1           # xmm1 = mem[0],zero,zero,zero
	movss	.LCPI2_1(%rip), %xmm2           # xmm2 = mem[0],zero,zero,zero
	movsd	.LCPI2_2(%rip), %xmm3           # xmm3 = mem[0],zero
	movl	$804, %r13d                     # imm = 0x324
	movq	%rbp, 56(%rsp)                  # 8-byte Spill
	movq	%r14, 48(%rsp)                  # 8-byte Spill
	movq	%r15, 40(%rsp)                  # 8-byte Spill
.LBB2_1:                                # =>This Loop Header: Depth=1
                                        #     Child Loop BB2_2 Depth 2
	xorps	%xmm0, %xmm0
	cvtsi2ss	%r12d, %xmm0
	mulss	%xmm1, %xmm0
	addss	%xmm2, %xmm0
	cvtss2sd	%xmm0, %xmm0
	mulsd	%xmm0, %xmm0
	movsd	%xmm0, 64(%rsp)                 # 8-byte Spill
	xorl	%ebx, %ebx
.LBB2_2:                                #   Parent Loop BB2_1 Depth=1
                                        # =>  This Inner Loop Header: Depth=2
	xorps	%xmm0, %xmm0
	cvtsi2ss	%ebx, %xmm0
	mulss	%xmm1, %xmm0
	addss	%xmm2, %xmm0
	cvtss2sd	%xmm0, %xmm0
	mulsd	%xmm0, %xmm0
	addsd	64(%rsp), %xmm0                 # 8-byte Folded Reload
	mulsd	%xmm3, %xmm0
	callq	exp
	movsd	.LCPI2_2(%rip), %xmm3           # xmm3 = mem[0],zero
	movss	.LCPI2_1(%rip), %xmm2           # xmm2 = mem[0],zero,zero,zero
	movss	.LCPI2_0(%rip), %xmm1           # xmm1 = mem[0],zero,zero,zero
	cvtsd2ss	%xmm0, %xmm0
	movss	%xmm0, (%rbp,%rbx,4)
	movss	%xmm0, (%r14,%rbx,4)
	movl	$0, (%r15,%rbx,4)
	incq	%rbx
	cmpq	$201, %rbx
	jne	.LBB2_2
# %bb.3:                                #   in Loop: Header=BB2_1 Depth=1
	incq	%r12
	addq	%r13, %r15
	addq	%r13, %r14
	addq	%r13, %rbp
	cmpq	$201, %r12
	jne	.LBB2_1
# %bb.4:
	movabsq	$137438953504, %r12             # imm = 0x2000000020
	movabsq	$30064771079, %r13              # imm = 0x700000007
	movq	24(%rsp), %rdi
	movl	$161604, %edx                   # imm = 0x27744
	movq	56(%rsp), %rbx                  # 8-byte Reload
	movq	%rbx, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	movq	16(%rsp), %rdi
	movl	$161604, %edx                   # imm = 0x27744
	movq	48(%rsp), %r14                  # 8-byte Reload
	movq	%r14, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	movq	8(%rsp), %rdi
	movl	$161604, %edx                   # imm = 0x27744
	movq	40(%rsp), %r15                  # 8-byte Reload
	movq	%r15, %rsi
	movl	$1, %ecx
	callq	hipMemcpy
	leaq	72(%rsp), %rbp
	movq	%rbp, %rdi
	callq	hipEventCreate
	leaq	32(%rsp), %rdi
	callq	hipEventCreate
	movq	(%rbp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movl	$1000, %ebp                     # imm = 0x3E8
.LBB2_5:                                # =>This Inner Loop Header: Depth=1
	movq	%r13, %rdi
	movl	$1, %esi
	movq	%r12, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_7
# %bb.6:                                #   in Loop: Header=BB2_5 Depth=1
	movq	24(%rsp), %rdi
	movq	16(%rsp), %rsi
	movq	8(%rsp), %rdx
	movss	.LCPI2_3(%rip), %xmm0           # xmm0 = mem[0],zero,zero,zero
	movl	$201, %ecx
	movl	$201, %r8d
	callq	_Z25__device_stub__WcalculatePfS_S_fii
.LBB2_7:                                #   in Loop: Header=BB2_5 Depth=1
	movq	%r13, %rdi
	movl	$1, %esi
	movq	%r12, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_9
# %bb.8:                                #   in Loop: Header=BB2_5 Depth=1
	movq	24(%rsp), %rdi
	movq	16(%rsp), %rsi
	movq	8(%rsp), %rdx
	movl	$201, %ecx
	movl	$201, %r8d
	callq	_Z22__device_stub__WupdatePfS_S_ii
.LBB2_9:                                #   in Loop: Header=BB2_5 Depth=1
	decl	%ebp
	jne	.LBB2_5
# %bb.10:
	movq	8(%rsp), %rsi
	movl	$161604, %edx                   # imm = 0x27744
	movq	%r15, %rdi
	movl	$2, %ecx
	callq	hipMemcpy
	movq	32(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	32(%rsp), %rdi
	callq	hipEventSynchronize
	movq	72(%rsp), %rsi
	movq	32(%rsp), %rdx
	leaq	84(%rsp), %r12
	movq	%r12, %rdi
	callq	hipEventElapsedTime
	xorps	%xmm0, %xmm0
	cvtss2sd	(%r12), %xmm0
	mulsd	.LCPI2_4(%rip), %xmm0
	movl	$.L.str, %edi
	movb	$1, %al
	callq	printf
	movl	$.L.str.1, %edi
	movl	$.L.str.2, %esi
	callq	fopen
	movq	%rax, %r12
	movl	$4, %esi
	movl	$40401, %edx                    # imm = 0x9DD1
	movq	%r15, %rdi
	movq	%rax, %rcx
	callq	fwrite
	movq	%r12, %rdi
	callq	fclose
	movq	%rbx, %rdi
	callq	free
	movq	%r14, %rdi
	callq	free
	movq	%r15, %rdi
	callq	free
	movq	16(%rsp), %rdi
	callq	hipFree
	movq	16(%rsp), %rdi
	callq	hipFree
	movq	8(%rsp), %rdi
	callq	hipFree
	xorl	%eax, %eax
	addq	$88, %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	main, .Lfunc_end2-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	.LBB3_2
# %bb.1:
	movl	$__hip_fatbin_wrapper, %edi
	callq	__hipRegisterFatBinary
	movq	%rax, %rbx
	movq	%rax, __hip_gpubin_handle(%rip)
.LBB3_2:
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z10WcalculatePfS_S_fii, %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	$_Z7WupdatePfS_S_ii, %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_end3:
	.size	__hip_module_ctor, .Lfunc_end3-__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	.LBB4_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
.LBB4_2:
	retq
.Lfunc_end4:
	.size	__hip_module_dtor, .Lfunc_end4-__hip_module_dtor
	.cfi_endproc
                                        # -- End function
	.type	_Z10WcalculatePfS_S_fii,@object # @_Z10WcalculatePfS_S_fii
	.section	.rodata,"a",@progbits
	.globl	_Z10WcalculatePfS_S_fii
	.p2align	3, 0x0
_Z10WcalculatePfS_S_fii:
	.quad	_Z25__device_stub__WcalculatePfS_S_fii
	.size	_Z10WcalculatePfS_S_fii, 8

	.type	_Z7WupdatePfS_S_ii,@object      # @_Z7WupdatePfS_S_ii
	.globl	_Z7WupdatePfS_S_ii
	.p2align	3, 0x0
_Z7WupdatePfS_S_ii:
	.quad	_Z22__device_stub__WupdatePfS_S_ii
	.size	_Z7WupdatePfS_S_ii, 8

	.type	.L.str,@object                  # @.str
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str:
	.asciz	"CPU time = %lf s\n"
	.size	.L.str, 18

	.type	.L.str.1,@object                # @.str.1
.L.str.1:
	.asciz	"u_cu.dat"
	.size	.L.str.1, 9

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

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z10WcalculatePfS_S_fii"
	.size	.L__unnamed_1, 24

	.type	.L__unnamed_2,@object           # @1
.L__unnamed_2:
	.asciz	"_Z7WupdatePfS_S_ii"
	.size	.L__unnamed_2, 19

	.type	__hip_fatbin_wrapper,@object    # @__hip_fatbin_wrapper
	.section	.hipFatBinSegment,"a",@progbits
	.p2align	3, 0x0
__hip_fatbin_wrapper:
	.long	1212764230                      # 0x48495046
	.long	1                               # 0x1
	.quad	__hip_fatbin
	.quad	0
	.size	__hip_fatbin_wrapper, 24

	.type	__hip_gpubin_handle,@object     # @__hip_gpubin_handle
	.local	__hip_gpubin_handle
	.comm	__hip_gpubin_handle,8,8
	.section	.init_array,"aw",@init_array
	.p2align	3, 0x0
	.quad	__hip_module_ctor
	.type	__hip_cuid_,@object             # @__hip_cuid_
	.bss
	.globl	__hip_cuid_
__hip_cuid_:
	.byte	0                               # 0x0
	.size	__hip_cuid_, 1

	.ident	"AMD clang version 18.0.0git (https://github.com/RadeonOpenCompute/llvm-project roc-6.3.2 25012 e5bf7e55c91490b07c49d8960fa7983d864936c4)"
	.section	".note.GNU-stack","",@progbits
	.addrsig
	.addrsig_sym _Z25__device_stub__WcalculatePfS_S_fii
	.addrsig_sym _Z22__device_stub__WupdatePfS_S_ii
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym _Z10WcalculatePfS_S_fii
	.addrsig_sym _Z7WupdatePfS_S_ii
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z10WcalculatePfS_S_fii ; -- Begin function _Z10WcalculatePfS_S_fii
	.globl	_Z10WcalculatePfS_S_fii
	.p2align	8
	.type	_Z10WcalculatePfS_S_fii,@function
_Z10WcalculatePfS_S_fii:                ; @_Z10WcalculatePfS_S_fii
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x34
	s_load_b128 s[8:11], s[0:1], 0x18
	v_and_b32_e32 v2, 0x3ff, v0
	v_bfe_u32 v3, v0, 10, 10
	s_waitcnt lgkmcnt(0)
	s_lshr_b32 s3, s2, 16
	s_and_b32 s2, s2, 0xffff
	s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1)
	v_mad_u64_u32 v[0:1], null, s14, s2, v[2:3]
	v_mad_u64_u32 v[1:2], null, s15, s3, v[3:4]
	s_add_i32 s2, s9, -1
	s_add_i32 s3, s10, -1
	s_delay_alu instid0(VALU_DEP_2) | instskip(SKIP_1) | instid1(VALU_DEP_3)
	v_cmp_gt_i32_e32 vcc_lo, s2, v0
	v_cmp_lt_i32_e64 s4, 0, v0
	v_cmp_gt_i32_e64 s2, s3, v1
	v_cmp_lt_i32_e64 s3, 0, v1
	s_delay_alu instid0(VALU_DEP_2)
	s_and_b32 s2, vcc_lo, s2
	s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1)
	s_and_b32 s2, s2, s3
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
	s_and_b32 s2, s4, s2
	s_and_saveexec_b32 s3, s2
	s_cbranch_execz .LBB0_2
; %bb.1:
	v_mul_lo_u32 v1, v1, s9
	s_load_b128 s[4:7], s[0:1], 0x0
	s_lshl_b32 s2, s9, 1
	s_load_b64 s[0:1], s[0:1], 0x10
	s_delay_alu instid0(VALU_DEP_1) | instskip(SKIP_1) | instid1(VALU_DEP_2)
	v_add_nc_u32_e32 v2, s9, v1
	v_add_nc_u32_e32 v1, v1, v0
	v_subrev_nc_u32_e32 v5, s2, v2
	v_add_nc_u32_e32 v3, v2, v0
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_ashrrev_i32_e32 v2, 31, v1
	v_add_nc_u32_e32 v0, v5, v0
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_ashrrev_i32_e32 v4, 31, v3
	v_lshlrev_b64 v[5:6], 2, v[1:2]
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(VALU_DEP_3)
	v_ashrrev_i32_e32 v1, 31, v0
	v_lshlrev_b64 v[3:4], 2, v[3:4]
	s_waitcnt lgkmcnt(0)
	s_delay_alu instid0(VALU_DEP_3) | instskip(NEXT) | instid1(VALU_DEP_4)
	v_add_co_u32 v7, vcc_lo, s6, v5
	v_add_co_ci_u32_e32 v8, vcc_lo, s7, v6, vcc_lo
	v_add_co_u32 v9, vcc_lo, s4, v5
	v_lshlrev_b64 v[11:12], 2, v[0:1]
	v_add_co_ci_u32_e32 v10, vcc_lo, s5, v6, vcc_lo
	v_add_co_u32 v3, vcc_lo, s6, v3
	global_load_b96 v[0:2], v[7:8], off offset:-4
	v_add_co_ci_u32_e32 v4, vcc_lo, s7, v4, vcc_lo
	v_add_co_u32 v7, vcc_lo, s6, v11
	v_add_co_ci_u32_e32 v8, vcc_lo, s7, v12, vcc_lo
	global_load_b32 v3, v[3:4], off
	global_load_b32 v4, v[9:10], off
	global_load_b32 v7, v[7:8], off
	s_waitcnt vmcnt(3)
	v_add_f32_e32 v0, v2, v0
	v_fma_f32 v2, s8, -4.0, 2.0
	s_waitcnt vmcnt(2)
	s_delay_alu instid0(VALU_DEP_2) | instskip(SKIP_1) | instid1(VALU_DEP_2)
	v_add_f32_e32 v0, v0, v3
	s_waitcnt vmcnt(1)
	v_fma_f32 v2, v2, v1, -v4
	s_waitcnt vmcnt(0)
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_add_f32_e32 v0, v0, v7
	v_fmac_f32_e32 v2, s8, v0
	v_add_co_u32 v0, vcc_lo, s0, v5
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v6, vcc_lo
	global_store_b32 v[0:1], v2, off
.LBB0_2:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z10WcalculatePfS_S_fii
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 296
		.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 1
		.amdhsa_next_free_vgpr 13
		.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	_Z10WcalculatePfS_S_fii, .Lfunc_end0-_Z10WcalculatePfS_S_fii
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 420
; NumSgprs: 18
; NumVgprs: 13
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 1
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 13
; 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: 1
	.text
	.protected	_Z7WupdatePfS_S_ii      ; -- Begin function _Z7WupdatePfS_S_ii
	.globl	_Z7WupdatePfS_S_ii
	.p2align	8
	.type	_Z7WupdatePfS_S_ii,@function
_Z7WupdatePfS_S_ii:                     ; @_Z7WupdatePfS_S_ii
; %bb.0:
	s_clause 0x1
	s_load_b32 s2, s[0:1], 0x2c
	s_load_b64 s[4:5], s[0:1], 0x18
	v_and_b32_e32 v2, 0x3ff, v0
	v_bfe_u32 v3, v0, 10, 10
	s_waitcnt lgkmcnt(0)
	s_lshr_b32 s3, s2, 16
	s_and_b32 s2, s2, 0xffff
	s_delay_alu instid0(VALU_DEP_1) | instid1(SALU_CYCLE_1)
	v_mad_u64_u32 v[0:1], null, s14, s2, v[2:3]
	v_mad_u64_u32 v[1:2], null, s15, s3, v[3:4]
	s_delay_alu instid0(VALU_DEP_2) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_cmp_gt_i32_e32 vcc_lo, s4, v0
	v_cmp_gt_i32_e64 s2, s5, v1
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(SALU_CYCLE_1)
	s_and_b32 s2, vcc_lo, s2
	s_and_saveexec_b32 s3, s2
	s_cbranch_execz .LBB1_2
; %bb.1:
	s_load_b128 s[8:11], s[0:1], 0x0
	v_mad_u64_u32 v[2:3], null, v1, s4, v[0:1]
	s_load_b64 s[0:1], s[0:1], 0x10
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_1)
	v_ashrrev_i32_e32 v3, 31, v2
	v_lshlrev_b64 v[0:1], 2, v[2:3]
	s_waitcnt lgkmcnt(0)
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v2, vcc_lo, s10, v0
	v_add_co_ci_u32_e32 v3, vcc_lo, s11, v1, vcc_lo
	v_add_co_u32 v4, vcc_lo, s8, v0
	v_add_co_ci_u32_e32 v5, vcc_lo, s9, v1, vcc_lo
	global_load_b32 v6, v[2:3], off
	v_add_co_u32 v0, vcc_lo, s0, v0
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	s_waitcnt vmcnt(0)
	global_store_b32 v[4:5], v6, off
	global_load_b32 v0, v[0:1], off
	s_waitcnt vmcnt(0)
	global_store_b32 v[2:3], v0, off
.LBB1_2:
	s_nop 0
	s_sendmsg sendmsg(MSG_DEALLOC_VGPRS)
	s_endpgm
	.section	.rodata,"a",@progbits
	.p2align	6, 0x0
	.amdhsa_kernel _Z7WupdatePfS_S_ii
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 288
		.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 1
		.amdhsa_next_free_vgpr 7
		.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	_Z7WupdatePfS_S_ii, .Lfunc_end1-_Z7WupdatePfS_S_ii
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 240
; NumSgprs: 18
; NumVgprs: 7
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 7
; 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: 1
	.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:           4
        .value_kind:     by_value
      - .offset:         28
        .size:           4
        .value_kind:     by_value
      - .offset:         32
        .size:           4
        .value_kind:     by_value
      - .offset:         40
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         44
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         48
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         52
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         54
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         56
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         58
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         60
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         62
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         88
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         96
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         104
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 296
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z10WcalculatePfS_S_fii
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z10WcalculatePfS_S_fii.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     13
    .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
      - .address_space:  global
        .offset:         16
        .size:           8
        .value_kind:     global_buffer
      - .offset:         24
        .size:           4
        .value_kind:     by_value
      - .offset:         28
        .size:           4
        .value_kind:     by_value
      - .offset:         32
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         36
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         40
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         44
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         46
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         48
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         50
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         52
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         54
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         72
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         80
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         88
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         96
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 288
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z7WupdatePfS_S_ii
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z7WupdatePfS_S_ii.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     7
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
