//Consant memeory 64KB max, 2^16 bytes, 2^14 integers, 16384

#include <stdio.h>
#include <cuda.h>

// size of vectors, has to be known at compile time, max available
#define N 8192         

// Constants held in constant memory

__device__ __constant__ int dev_a_Cont[N];
__device__ __constant__ int dev_b_Cont[N];

// regular global memory for comparison

__device__  int dev_a[N];
__device__  int dev_b[N];

// result in device global memory

__device__ int dev_c[N]; //device global memory for result

// kernel routines

__global__ void add_Cont() {
	int tid = blockIdx.x *  blockDim.x + threadIdx.x;
        if(tid < N){
        	dev_c[tid] = dev_a_Cont[tid] + dev_b_Cont[tid];
        }
}

__global__ void add() {
	int tid = blockIdx.x *  blockDim.x + threadIdx.x;
        if(tid < N){
        	dev_c[tid] = dev_a[tid] + dev_b[tid];
        }
}


int main()  {
	
	// threads per block and blocks per grid
	int T = 128, B = 64;           	 
	int a[N],b[N],c[N]; //statically declared host vectors

	cudaEvent_t start, stop;  // cuda events to measure time
	float elapsed_time,elapsed_time_Cont; 

	cudaEventCreate(&start); // timing objects
	cudaEventCreate(&stop);

/*----------- GPU not using constant memory ------------------------*/

	printf("GPU not using constant memory\n");

	for(int i=0;i<N;i++) {   // load arrays with some numbers
		a[i] = i;
		b[i] = i*2;
	}

	// copy vectors to constant memory
	cudaMemcpyToSymbol(dev_a,a,N*sizeof(int),0,cudaMemcpyHostToDevice); 
	cudaMemcpyToSymbol(dev_b,b,N*sizeof(int),0,cudaMemcpyHostToDevice);

	cudaEventRecord(start, 0); // start time

	add<<<B,T>>>();   // does not need array ptrs now

	cudaThreadSynchronize(); // wait for all threads to complete

	cudaEventRecord(stop, 0); // instrument code to measure end time

	cudaMemcpyFromSymbol(a,dev_a,N*sizeof(int),0,cudaMemcpyDeviceToHost);
	cudaMemcpyFromSymbol(b,dev_b,N*sizeof(int),0,cudaMemcpyDeviceToHost);
	cudaMemcpyFromSymbol(c,dev_c,N*sizeof(int),0,cudaMemcpyDeviceToHost);

	cudaEventSynchronize(stop);
	cudaEventElapsedTime(&elapsed_time, start, stop);

	printf("Checking results\n");
	for(int i=0;i<N;i++) {
	   if (a[i] + b[i] != c[i]) {
		printf("ERROR IN COMPUTATION\n");
		break;
	   }
	}

	// print out execution time
	printf("Time to calculate results: %f ms.\n", elapsed_time);  

/*----------- GPU using constant memory ------------------------*/

	printf("GPU using constant memory\n");

	for(int i=0;i<N;i++) {   // load arrays with some numbers
		a[i] = i;
		b[i] = i*2;
	}

	// copy vectors to constant memory

	cudaMemcpyToSymbol(dev_a_Cont,a,N*sizeof(int),0,cudaMemcpyHostToDevice); 	
	cudaMemcpyToSymbol(dev_b_Cont,b,N*sizeof(int),0,cudaMemcpyHostToDevice);

	cudaEventRecord(start, 0);		// start time

	add_Cont<<<B,T>>>();			// does not need array ptrs now

	cudaThreadSynchronize();		// wait for all threads to complete

	cudaEventRecord(stop, 0);     	// instrument code to measure end time

	cudaMemcpyFromSymbol(a,dev_a_Cont,N*sizeof(int),0,cudaMemcpyDeviceToHost);
	cudaMemcpyFromSymbol(b,dev_b_Cont,N*sizeof(int),0,cudaMemcpyDeviceToHost);
	cudaMemcpyFromSymbol(c,dev_c,N*sizeof(int),0,cudaMemcpyDeviceToHost);

	cudaEventSynchronize(stop);
	cudaEventElapsedTime(&elapsed_time_Cont, start, stop);

	printf("Checking results\n");
	for(int i=0;i<N;i++) {
	   if (a[i] + b[i] != c[i]) {
		printf("ERROR IN COMPUTATION\n");
		break;
	   }
	}

	// print out execution time
	printf("Time to calculate results: %f ms.\n", elapsed_time_Cont);  

	printf("Speedup using constant memory = %f\n",elapsed_time/elapsed_time_Cont);



/* ----------- clean up, no malloc free needed ---------*/
	
	cudaEventDestroy(start);
	cudaEventDestroy(stop);

	return 0;
}

	.file	"tmpxft_002cc514_00000000-6_constantMemory.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	_Z26__device_stub__Z8add_Contvv
	.type	_Z26__device_stub__Z8add_Contvv, @function
_Z26__device_stub__Z8add_Contvv:
.LFB2052:
	.cfi_startproc
	endbr64
	subq	$88, %rsp
	.cfi_def_cfa_offset 96
	movq	%fs:40, %rax
	movq	%rax, 72(%rsp)
	movabsq	$4294967297, %rax
	leaq	8(%rsp), %rcx
	movq	%rsp, %rdx
	leaq	28(%rsp), %rsi
	leaq	16(%rsp), %rdi
	movl	$1, 24(%rsp)
	movl	$1, 36(%rsp)
	movq	%rax, 16(%rsp)
	movq	%rax, 28(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L2
	pushq	8(%rsp)
	.cfi_def_cfa_offset 104
	leaq	_Z8add_Contv(%rip), %rdi
	pushq	8(%rsp)
	.cfi_def_cfa_offset 112
	movq	44(%rsp), %rcx
	movl	52(%rsp), %r8d
	movq	32(%rsp), %rsi
	movl	40(%rsp), %edx
	leaq	80(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 104
	popq	%rdx
	.cfi_def_cfa_offset 96
.L2:
	movq	72(%rsp), %rax
	subq	%fs:40, %rax
	je	.L4
	call	__stack_chk_fail@PLT
.L4:
	addq	$88, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2052:
	.size	_Z26__device_stub__Z8add_Contvv, .-_Z26__device_stub__Z8add_Contvv
	.globl	_Z8add_Contv
	.type	_Z8add_Contv, @function
_Z8add_Contv:
.LFB2053:
	.cfi_startproc
	endbr64
	jmp	_Z26__device_stub__Z8add_Contvv
	.cfi_endproc
.LFE2053:
	.size	_Z8add_Contv, .-_Z8add_Contv
	.globl	_Z21__device_stub__Z3addvv
	.type	_Z21__device_stub__Z3addvv, @function
_Z21__device_stub__Z3addvv:
.LFB2054:
	.cfi_startproc
	endbr64
	subq	$88, %rsp
	.cfi_def_cfa_offset 96
	movq	%fs:40, %rax
	movq	%rax, 72(%rsp)
	movabsq	$4294967297, %rax
	leaq	8(%rsp), %rcx
	movq	%rsp, %rdx
	leaq	28(%rsp), %rsi
	leaq	16(%rsp), %rdi
	movl	$1, 24(%rsp)
	movl	$1, 36(%rsp)
	movq	%rax, 16(%rsp)
	movq	%rax, 28(%rsp)
	call	__cudaPopCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L8
	pushq	8(%rsp)
	.cfi_def_cfa_offset 104
	leaq	_Z3addv(%rip), %rdi
	pushq	8(%rsp)
	.cfi_def_cfa_offset 112
	movq	44(%rsp), %rcx
	movl	52(%rsp), %r8d
	movq	32(%rsp), %rsi
	movl	40(%rsp), %edx
	leaq	80(%rsp), %r9
	call	cudaLaunchKernel@PLT
	popq	%rax
	.cfi_def_cfa_offset 104
	popq	%rdx
	.cfi_def_cfa_offset 96
.L8:
	movq	72(%rsp), %rax
	subq	%fs:40, %rax
	je	.L10
	call	__stack_chk_fail@PLT
.L10:
	addq	$88, %rsp
	.cfi_def_cfa_offset 8
	ret
	.cfi_endproc
.LFE2054:
	.size	_Z21__device_stub__Z3addvv, .-_Z21__device_stub__Z3addvv
	.globl	_Z3addv
	.type	_Z3addv, @function
_Z3addv:
.LFB2055:
	.cfi_startproc
	endbr64
	jmp	_Z21__device_stub__Z3addvv
	.cfi_endproc
.LFE2055:
	.size	_Z3addv, .-_Z3addv
	.section	.rodata.str1.1,"aMS",@progbits,1
.LC0:
	.string	"GPU not using constant memory\n"
.LC1:
	.string	"Checking results\n"
.LC2:
	.string	"ERROR IN COMPUTATION\n"
.LC3:
	.string	"Time to calculate results: %f ms.\n"
.LC4:
	.string	"GPU using constant memory\n"
.LC5:
	.string	"Speedup using constant memory = %f\n"
	.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
	pushq	%r14
	.cfi_def_cfa_offset 24
	.cfi_offset 14, -24
	pushq	%r13
	.cfi_def_cfa_offset 32
	.cfi_offset 13, -32
	pushq	%r12
	.cfi_def_cfa_offset 40
	.cfi_offset 12, -40
	pushq	%rbp
	.cfi_def_cfa_offset 48
	.cfi_offset 6, -48
	pushq	%rbx
	.cfi_def_cfa_offset 56
	.cfi_offset 3, -56
	leaq	-98304(%rsp), %r11
	.cfi_def_cfa 11, 98360
.LPSRL0:
	subq	$4096, %rsp
	orq	$0, (%rsp)
	cmpq	%r11, %rsp
	jne	.LPSRL0
	.cfi_def_cfa_register 7
	subq	$72, %rsp
	.cfi_def_cfa_offset 98432
	movq	%fs:40, %rax
	movq	%rax, 98360(%rsp)
	xorl	%eax, %eax
	leaq	16(%rsp), %rdi
	leaq	56(%rsp), %rbx
	call	cudaEventCreate@PLT
	leaq	24(%rsp), %rdi
	leaq	32824(%rsp), %rbp
	call	cudaEventCreate@PLT
	leaq	.LC0(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	xorl	%eax, %eax
.L14:
	leal	(%rax,%rax), %edx
	movl	%eax, (%rbx,%rax,4)
	movl	%edx, 0(%rbp,%rax,4)
	incq	%rax
	cmpq	$8192, %rax
	jne	.L14
	xorl	%ecx, %ecx
	movl	$1, %r8d
	movl	$32768, %edx
	movq	%rbx, %rsi
	leaq	_ZL5dev_a(%rip), %r13
	leaq	_ZL5dev_b(%rip), %r12
	movq	%r13, %rdi
	call	cudaMemcpyToSymbol@PLT
	xorl	%ecx, %ecx
	movl	$1, %r8d
	movq	%rbp, %rsi
	movl	$32768, %edx
	movq	%r12, %rdi
	call	cudaMemcpyToSymbol@PLT
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	$33554433, %edx
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movl	$67108865, %edi
	salq	$7, %rdx
	movl	$1, %ecx
	movl	$1, %esi
	salq	$6, %rdi
	movq	%rdx, 44(%rsp)
	movl	$1, 52(%rsp)
	movq	%rdi, 32(%rsp)
	movl	$1, 40(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L15
	call	_Z21__device_stub__Z3addvv
.L15:
	call	cudaThreadSynchronize@PLT
	movq	24(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movq	%r13, %rsi
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movl	$32768, %edx
	movq	%rbx, %rdi
	leaq	_ZL5dev_c(%rip), %r13
	call	cudaMemcpyFromSymbol@PLT
	movq	%r12, %rsi
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movl	$32768, %edx
	movq	%rbp, %rdi
	leaq	65592(%rsp), %r12
	call	cudaMemcpyFromSymbol@PLT
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movq	%r13, %rsi
	movl	$32768, %edx
	movq	%r12, %rdi
	call	cudaMemcpyFromSymbol@PLT
	movq	24(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	24(%rsp), %rdx
	movq	16(%rsp), %rsi
	leaq	12(%rsp), %rdi
	call	cudaEventElapsedTime@PLT
	leaq	.LC1(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	xorl	%eax, %eax
.L18:
	movl	0(%rbp,%rax), %edx
	addl	(%rbx,%rax), %edx
	cmpl	(%r12,%rax), %edx
	je	.L16
	leaq	.LC2(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L17
.L16:
	addq	$4, %rax
	cmpq	$32768, %rax
	jne	.L18
.L17:
	leaq	.LC3(%rip), %rsi
	movl	$2, %edi
	movb	$1, %al
	cvtss2sd	12(%rsp), %xmm0
	call	__printf_chk@PLT
	leaq	.LC4(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	xorl	%eax, %eax
.L19:
	leal	(%rax,%rax), %edx
	movl	%eax, (%rbx,%rax,4)
	movl	%edx, 0(%rbp,%rax,4)
	incq	%rax
	cmpq	$8192, %rax
	jne	.L19
	xorl	%ecx, %ecx
	movl	$1, %r8d
	movl	$32768, %edx
	movq	%rbx, %rsi
	leaq	_ZL10dev_a_Cont(%rip), %r15
	leaq	_ZL10dev_b_Cont(%rip), %r14
	movq	%r15, %rdi
	call	cudaMemcpyToSymbol@PLT
	xorl	%ecx, %ecx
	movl	$1, %r8d
	movq	%rbp, %rsi
	movl	$32768, %edx
	movq	%r14, %rdi
	call	cudaMemcpyToSymbol@PLT
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	$33554433, %edx
	xorl	%r9d, %r9d
	xorl	%r8d, %r8d
	movl	$67108865, %edi
	salq	$7, %rdx
	movl	$1, %ecx
	movl	$1, %esi
	salq	$6, %rdi
	movq	%rdx, 44(%rsp)
	movl	$1, 52(%rsp)
	movq	%rdi, 32(%rsp)
	movl	$1, 40(%rsp)
	call	__cudaPushCallConfiguration@PLT
	testl	%eax, %eax
	jne	.L20
	call	_Z26__device_stub__Z8add_Contvv
.L20:
	call	cudaThreadSynchronize@PLT
	movq	24(%rsp), %rdi
	xorl	%esi, %esi
	call	cudaEventRecord@PLT
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movq	%r15, %rsi
	movl	$32768, %edx
	movq	%rbx, %rdi
	call	cudaMemcpyFromSymbol@PLT
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movq	%r14, %rsi
	movl	$32768, %edx
	movq	%rbp, %rdi
	call	cudaMemcpyFromSymbol@PLT
	movl	$2, %r8d
	xorl	%ecx, %ecx
	movq	%r13, %rsi
	movl	$32768, %edx
	movq	%r12, %rdi
	call	cudaMemcpyFromSymbol@PLT
	movq	24(%rsp), %rdi
	call	cudaEventSynchronize@PLT
	movq	24(%rsp), %rdx
	movq	16(%rsp), %rsi
	leaq	44(%rsp), %rdi
	call	cudaEventElapsedTime@PLT
	leaq	.LC1(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	xorl	%eax, %eax
.L23:
	movl	0(%rbp,%rax), %edx
	addl	(%rbx,%rax), %edx
	cmpl	(%r12,%rax), %edx
	je	.L21
	leaq	.LC2(%rip), %rsi
	movl	$2, %edi
	xorl	%eax, %eax
	call	__printf_chk@PLT
	jmp	.L22
.L21:
	addq	$4, %rax
	cmpq	$32768, %rax
	jne	.L23
.L22:
	leaq	.LC3(%rip), %rsi
	movl	$2, %edi
	movb	$1, %al
	cvtss2sd	44(%rsp), %xmm0
	call	__printf_chk@PLT
	leaq	.LC5(%rip), %rsi
	movl	$2, %edi
	movb	$1, %al
	movss	12(%rsp), %xmm0
	divss	44(%rsp), %xmm0
	cvtss2sd	%xmm0, %xmm0
	call	__printf_chk@PLT
	movq	16(%rsp), %rdi
	call	cudaEventDestroy@PLT
	movq	24(%rsp), %rdi
	call	cudaEventDestroy@PLT
	movq	98360(%rsp), %rax
	subq	%fs:40, %rax
	je	.L24
	call	__stack_chk_fail@PLT
.L24:
	addq	$98376, %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
.LC6:
	.string	"_Z3addv"
.LC7:
	.string	"_Z8add_Contv"
.LC8:
	.string	"dev_a_Cont"
.LC9:
	.string	"dev_b_Cont"
.LC10:
	.string	"dev_a"
.LC11:
	.string	"dev_b"
.LC12:
	.string	"dev_c"
	.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	.LC6(%rip), %rdx
	movq	%rax, %rdi
	movq	%rax, %rbx
	pushq	$0
	.cfi_def_cfa_offset 40
	movq	%rdx, %rcx
	leaq	_Z3addv(%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	.LC7(%rip), %rdx
	orl	$-1, %r8d
	leaq	_Z8add_Contv(%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
	addq	$32, %rsp
	.cfi_def_cfa_offset 16
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_def_cfa_offset 24
	leaq	.LC8(%rip), %rdx
	movl	$32768, %r9d
	leaq	_ZL10dev_a_Cont(%rip), %rsi
	pushq	$1
	.cfi_def_cfa_offset 32
	movq	%rdx, %rcx
	call	__cudaRegisterVar@PLT
	popq	%rax
	.cfi_def_cfa_offset 24
	popq	%rdx
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$1
	.cfi_def_cfa_offset 32
	leaq	.LC9(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movq	%rdx, %rcx
	movl	$32768, %r9d
	leaq	_ZL10dev_b_Cont(%rip), %rsi
	call	__cudaRegisterVar@PLT
	popq	%rcx
	.cfi_def_cfa_offset 24
	popq	%rsi
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC10(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movq	%rdx, %rcx
	movl	$32768, %r9d
	leaq	_ZL5dev_a(%rip), %rsi
	call	__cudaRegisterVar@PLT
	popq	%rdi
	.cfi_def_cfa_offset 24
	popq	%r8
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC11(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movq	%rdx, %rcx
	movl	$32768, %r9d
	leaq	_ZL5dev_b(%rip), %rsi
	call	__cudaRegisterVar@PLT
	popq	%r9
	.cfi_def_cfa_offset 24
	popq	%r10
	.cfi_def_cfa_offset 16
	pushq	$0
	.cfi_def_cfa_offset 24
	pushq	$0
	.cfi_def_cfa_offset 32
	leaq	.LC12(%rip), %rdx
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	movl	$32768, %r9d
	movq	%rdx, %rcx
	leaq	_ZL5dev_c(%rip), %rsi
	call	__cudaRegisterVar@PLT
	movq	_ZL20__cudaFatCubinHandle(%rip), %rdi
	popq	%r11
	.cfi_def_cfa_offset 24
	popq	%rbx
	.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
	.local	_ZL5dev_c
	.comm	_ZL5dev_c,32768,32
	.local	_ZL5dev_b
	.comm	_ZL5dev_b,32768,32
	.local	_ZL5dev_a
	.comm	_ZL5dev_a,32768,32
	.local	_ZL10dev_b_Cont
	.comm	_ZL10dev_b_Cont,32768,32
	.local	_ZL10dev_a_Cont
	.comm	_ZL10dev_a_Cont,32768,32
	.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:

//Consant memeory 64KB max, 2^16 bytes, 2^14 integers, 16384

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

// size of vectors, has to be known at compile time, max available
#define N 8192         

// Constants held in constant memory

__device__ __constant__ int dev_a_Cont[N];
__device__ __constant__ int dev_b_Cont[N];

// regular global memory for comparison

__device__  int dev_a[N];
__device__  int dev_b[N];

// result in device global memory

__device__ int dev_c[N]; //device global memory for result

// kernel routines

__global__ void add_Cont() {
	int tid = blockIdx.x *  blockDim.x + threadIdx.x;
        if(tid < N){
        	dev_c[tid] = dev_a_Cont[tid] + dev_b_Cont[tid];
        }
}

__global__ void add() {
	int tid = blockIdx.x *  blockDim.x + threadIdx.x;
        if(tid < N){
        	dev_c[tid] = dev_a[tid] + dev_b[tid];
        }
}


int main()  {
	
	// threads per block and blocks per grid
	int T = 128, B = 64;           	 
	int a[N],b[N],c[N]; //statically declared host vectors

	hipEvent_t start, stop;  // cuda events to measure time
	float elapsed_time,elapsed_time_Cont; 

	hipEventCreate(&start); // timing objects
	hipEventCreate(&stop);

/*----------- GPU not using constant memory ------------------------*/

	printf("GPU not using constant memory\n");

	for(int i=0;i<N;i++) {   // load arrays with some numbers
		a[i] = i;
		b[i] = i*2;
	}

	// copy vectors to constant memory
	hipMemcpyToSymbol(HIP_SYMBOL(dev_a),a,N*sizeof(int),0,hipMemcpyHostToDevice); 
	hipMemcpyToSymbol(HIP_SYMBOL(dev_b),b,N*sizeof(int),0,hipMemcpyHostToDevice);

	hipEventRecord(start, 0); // start time

	add<<<B,T>>>();   // does not need array ptrs now

	hipDeviceSynchronize(); // wait for all threads to complete

	hipEventRecord(stop, 0); // instrument code to measure end time

	hipMemcpyFromSymbol(a,HIP_SYMBOL(dev_a),N*sizeof(int),0,hipMemcpyDeviceToHost);
	hipMemcpyFromSymbol(b,HIP_SYMBOL(dev_b),N*sizeof(int),0,hipMemcpyDeviceToHost);
	hipMemcpyFromSymbol(c,HIP_SYMBOL(dev_c),N*sizeof(int),0,hipMemcpyDeviceToHost);

	hipEventSynchronize(stop);
	hipEventElapsedTime(&elapsed_time, start, stop);

	printf("Checking results\n");
	for(int i=0;i<N;i++) {
	   if (a[i] + b[i] != c[i]) {
		printf("ERROR IN COMPUTATION\n");
		break;
	   }
	}

	// print out execution time
	printf("Time to calculate results: %f ms.\n", elapsed_time);  

/*----------- GPU using constant memory ------------------------*/

	printf("GPU using constant memory\n");

	for(int i=0;i<N;i++) {   // load arrays with some numbers
		a[i] = i;
		b[i] = i*2;
	}

	// copy vectors to constant memory

	hipMemcpyToSymbol(HIP_SYMBOL(dev_a_Cont),a,N*sizeof(int),0,hipMemcpyHostToDevice); 	
	hipMemcpyToSymbol(HIP_SYMBOL(dev_b_Cont),b,N*sizeof(int),0,hipMemcpyHostToDevice);

	hipEventRecord(start, 0);		// start time

	add_Cont<<<B,T>>>();			// does not need array ptrs now

	hipDeviceSynchronize();		// wait for all threads to complete

	hipEventRecord(stop, 0);     	// instrument code to measure end time

	hipMemcpyFromSymbol(a,HIP_SYMBOL(dev_a_Cont),N*sizeof(int),0,hipMemcpyDeviceToHost);
	hipMemcpyFromSymbol(b,HIP_SYMBOL(dev_b_Cont),N*sizeof(int),0,hipMemcpyDeviceToHost);
	hipMemcpyFromSymbol(c,HIP_SYMBOL(dev_c),N*sizeof(int),0,hipMemcpyDeviceToHost);

	hipEventSynchronize(stop);
	hipEventElapsedTime(&elapsed_time_Cont, start, stop);

	printf("Checking results\n");
	for(int i=0;i<N;i++) {
	   if (a[i] + b[i] != c[i]) {
		printf("ERROR IN COMPUTATION\n");
		break;
	   }
	}

	// print out execution time
	printf("Time to calculate results: %f ms.\n", elapsed_time_Cont);  

	printf("Speedup using constant memory = %f\n",elapsed_time/elapsed_time_Cont);



/* ----------- clean up, no malloc free needed ---------*/
	
	hipEventDestroy(start);
	hipEventDestroy(stop);

	return 0;
}

	.text
	.file	"constantMemory.hip"
	.globl	_Z23__device_stub__add_Contv    # -- Begin function _Z23__device_stub__add_Contv
	.type	_Z23__device_stub__add_Contv,@function
_Z23__device_stub__add_Contv:           # @_Z23__device_stub__add_Contv
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r12
	.cfi_def_cfa_offset 32
	pushq	%rbx
	.cfi_def_cfa_offset 40
	subq	$56, %rsp
	.cfi_def_cfa_offset 96
	.cfi_offset %rbx, -40
	.cfi_offset %r12, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rbx
	leaq	24(%rsp), %r14
	leaq	16(%rsp), %r15
	leaq	8(%rsp), %r12
	movq	%rbx, %rdi
	movq	%r14, %rsi
	movq	%r15, %rdx
	movq	%r12, %rcx
	callq	__hipPopCallConfiguration
	movq	(%rbx), %rsi
	movl	8(%rbx), %edx
	movq	(%r14), %rcx
	movl	8(%r14), %r8d
	movq	%rsp, %r9
	movl	$_Z8add_Contv, %edi
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	pushq	(%r15)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$72, %rsp
	.cfi_adjust_cfa_offset -72
	popq	%rbx
	.cfi_def_cfa_offset 32
	popq	%r12
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end0:
	.size	_Z23__device_stub__add_Contv, .Lfunc_end0-_Z23__device_stub__add_Contv
	.cfi_endproc
                                        # -- End function
	.globl	_Z18__device_stub__addv         # -- Begin function _Z18__device_stub__addv
	.type	_Z18__device_stub__addv,@function
_Z18__device_stub__addv:                # @_Z18__device_stub__addv
	.cfi_startproc
# %bb.0:
	pushq	%r15
	.cfi_def_cfa_offset 16
	pushq	%r14
	.cfi_def_cfa_offset 24
	pushq	%r12
	.cfi_def_cfa_offset 32
	pushq	%rbx
	.cfi_def_cfa_offset 40
	subq	$56, %rsp
	.cfi_def_cfa_offset 96
	.cfi_offset %rbx, -40
	.cfi_offset %r12, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	40(%rsp), %rbx
	leaq	24(%rsp), %r14
	leaq	16(%rsp), %r15
	leaq	8(%rsp), %r12
	movq	%rbx, %rdi
	movq	%r14, %rsi
	movq	%r15, %rdx
	movq	%r12, %rcx
	callq	__hipPopCallConfiguration
	movq	(%rbx), %rsi
	movl	8(%rbx), %edx
	movq	(%r14), %rcx
	movl	8(%r14), %r8d
	movq	%rsp, %r9
	movl	$_Z3addv, %edi
	pushq	(%r12)
	.cfi_adjust_cfa_offset 8
	pushq	(%r15)
	.cfi_adjust_cfa_offset 8
	callq	hipLaunchKernel
	addq	$72, %rsp
	.cfi_adjust_cfa_offset -72
	popq	%rbx
	.cfi_def_cfa_offset 32
	popq	%r12
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.cfi_def_cfa_offset 8
	retq
.Lfunc_end1:
	.size	_Z18__device_stub__addv, .Lfunc_end1-_Z18__device_stub__addv
	.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
	subq	$98336, %rsp                    # imm = 0x18020
	.cfi_def_cfa_offset 98368
	.cfi_offset %rbx, -32
	.cfi_offset %r14, -24
	.cfi_offset %r15, -16
	leaq	16(%rsp), %rdi
	callq	hipEventCreate
	leaq	8(%rsp), %rdi
	callq	hipEventCreate
	movl	$.Lstr, %edi
	callq	puts@PLT
	xorl	%eax, %eax
	xorl	%ecx, %ecx
.LBB2_1:                                # =>This Inner Loop Header: Depth=1
	movl	%ecx, 32800(%rsp,%rcx,4)
	movl	%eax, 32(%rsp,%rcx,4)
	incq	%rcx
	addl	$2, %eax
	cmpq	$8192, %rcx                     # imm = 0x2000
	jne	.LBB2_1
# %bb.2:
	movabsq	$4294967360, %rbx               # imm = 0x100000040
	leaq	32800(%rsp), %rsi
	movl	$dev_a, %edi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$1, %r8d
	callq	hipMemcpyToSymbol
	leaq	32(%rsp), %rsi
	movl	$dev_b, %edi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$1, %r8d
	callq	hipMemcpyToSymbol
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	leaq	64(%rbx), %r14
	movq	%rbx, %rdi
	movl	$1, %esi
	movq	%r14, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_4
# %bb.3:
	callq	_Z18__device_stub__addv
.LBB2_4:
	callq	hipDeviceSynchronize
	movq	8(%rsp), %rdi
	xorl	%r15d, %r15d
	xorl	%esi, %esi
	callq	hipEventRecord
	leaq	32800(%rsp), %rdi
	movl	$dev_a, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	leaq	32(%rsp), %rdi
	movl	$dev_b, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	leaq	65568(%rsp), %rdi
	movl	$dev_c, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	movq	8(%rsp), %rdi
	callq	hipEventSynchronize
	movq	16(%rsp), %rsi
	movq	8(%rsp), %rdx
	leaq	28(%rsp), %rdi
	callq	hipEventElapsedTime
	movl	$.Lstr.4, %edi
	callq	puts@PLT
.LBB2_6:                                # =>This Inner Loop Header: Depth=1
	movl	32(%rsp,%r15,4), %eax
	addl	32800(%rsp,%r15,4), %eax
	cmpl	65568(%rsp,%r15,4), %eax
	jne	.LBB2_7
# %bb.5:                                #   in Loop: Header=BB2_6 Depth=1
	incq	%r15
	cmpq	$8192, %r15                     # imm = 0x2000
	jne	.LBB2_6
	jmp	.LBB2_8
.LBB2_7:
	movl	$.Lstr.5, %edi
	callq	puts@PLT
.LBB2_8:                                # %.loopexit53
	cvtss2sd	28(%rsp), %xmm0
	movl	$.L.str.3, %edi
	movb	$1, %al
	callq	printf
	movl	$.Lstr.3, %edi
	callq	puts@PLT
	xorl	%eax, %eax
	xorl	%ecx, %ecx
.LBB2_9:                                # =>This Inner Loop Header: Depth=1
	movl	%ecx, 32800(%rsp,%rcx,4)
	movl	%eax, 32(%rsp,%rcx,4)
	incq	%rcx
	addl	$2, %eax
	cmpq	$8192, %rcx                     # imm = 0x2000
	jne	.LBB2_9
# %bb.10:
	leaq	32800(%rsp), %rsi
	movl	$dev_a_Cont, %edi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$1, %r8d
	callq	hipMemcpyToSymbol
	leaq	32(%rsp), %rsi
	movl	$dev_b_Cont, %edi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$1, %r8d
	callq	hipMemcpyToSymbol
	movq	16(%rsp), %rdi
	xorl	%esi, %esi
	callq	hipEventRecord
	movq	%rbx, %rdi
	movl	$1, %esi
	movq	%r14, %rdx
	movl	$1, %ecx
	xorl	%r8d, %r8d
	xorl	%r9d, %r9d
	callq	__hipPushCallConfiguration
	testl	%eax, %eax
	jne	.LBB2_12
# %bb.11:
	callq	_Z23__device_stub__add_Contv
.LBB2_12:
	callq	hipDeviceSynchronize
	movq	8(%rsp), %rdi
	xorl	%ebx, %ebx
	xorl	%esi, %esi
	callq	hipEventRecord
	leaq	32800(%rsp), %rdi
	movl	$dev_a_Cont, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	leaq	32(%rsp), %rdi
	movl	$dev_b_Cont, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	leaq	65568(%rsp), %rdi
	movl	$dev_c, %esi
	movl	$32768, %edx                    # imm = 0x8000
	xorl	%ecx, %ecx
	movl	$2, %r8d
	callq	hipMemcpyFromSymbol
	movq	8(%rsp), %rdi
	callq	hipEventSynchronize
	movq	16(%rsp), %rsi
	movq	8(%rsp), %rdx
	leaq	24(%rsp), %rdi
	callq	hipEventElapsedTime
	movl	$.Lstr.4, %edi
	callq	puts@PLT
.LBB2_14:                               # =>This Inner Loop Header: Depth=1
	movl	32(%rsp,%rbx,4), %eax
	addl	32800(%rsp,%rbx,4), %eax
	cmpl	65568(%rsp,%rbx,4), %eax
	jne	.LBB2_15
# %bb.13:                               #   in Loop: Header=BB2_14 Depth=1
	incq	%rbx
	cmpq	$8192, %rbx                     # imm = 0x2000
	jne	.LBB2_14
	jmp	.LBB2_16
.LBB2_15:
	movl	$.Lstr.5, %edi
	callq	puts@PLT
.LBB2_16:                               # %.loopexit
	cvtss2sd	24(%rsp), %xmm0
	movl	$.L.str.3, %edi
	movb	$1, %al
	callq	printf
	movss	28(%rsp), %xmm0                 # xmm0 = mem[0],zero,zero,zero
	divss	24(%rsp), %xmm0
	cvtss2sd	%xmm0, %xmm0
	movl	$.L.str.5, %edi
	movb	$1, %al
	callq	printf
	movq	16(%rsp), %rdi
	callq	hipEventDestroy
	movq	8(%rsp), %rdi
	callq	hipEventDestroy
	xorl	%eax, %eax
	addq	$98336, %rsp                    # imm = 0x18020
	.cfi_def_cfa_offset 32
	popq	%rbx
	.cfi_def_cfa_offset 24
	popq	%r14
	.cfi_def_cfa_offset 16
	popq	%r15
	.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
	.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:
	subq	$32, %rsp
	.cfi_adjust_cfa_offset 32
	xorps	%xmm0, %xmm0
	movups	%xmm0, 16(%rsp)
	movups	%xmm0, (%rsp)
	movl	$_Z8add_Contv, %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	$_Z3addv, %esi
	movl	$.L__unnamed_2, %edx
	movl	$.L__unnamed_2, %ecx
	movq	%rbx, %rdi
	movl	$-1, %r8d
	xorl	%r9d, %r9d
	callq	__hipRegisterFunction
	addq	$32, %rsp
	.cfi_adjust_cfa_offset -32
	movl	$dev_a_Cont, %esi
	movl	$.L__unnamed_3, %edx
	movl	$.L__unnamed_3, %ecx
	movl	$32768, %r9d                    # imm = 0x8000
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_adjust_cfa_offset 8
	pushq	$1
	.cfi_adjust_cfa_offset 8
	callq	__hipRegisterVar
	addq	$16, %rsp
	.cfi_adjust_cfa_offset -16
	movl	$dev_b_Cont, %esi
	movl	$.L__unnamed_4, %edx
	movl	$.L__unnamed_4, %ecx
	movl	$32768, %r9d                    # imm = 0x8000
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_adjust_cfa_offset 8
	pushq	$1
	.cfi_adjust_cfa_offset 8
	callq	__hipRegisterVar
	addq	$16, %rsp
	.cfi_adjust_cfa_offset -16
	movl	$dev_a, %esi
	movl	$.L__unnamed_5, %edx
	movl	$.L__unnamed_5, %ecx
	movl	$32768, %r9d                    # imm = 0x8000
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_adjust_cfa_offset 8
	pushq	$0
	.cfi_adjust_cfa_offset 8
	callq	__hipRegisterVar
	addq	$16, %rsp
	.cfi_adjust_cfa_offset -16
	movl	$dev_b, %esi
	movl	$.L__unnamed_6, %edx
	movl	$.L__unnamed_6, %ecx
	movl	$32768, %r9d                    # imm = 0x8000
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_adjust_cfa_offset 8
	pushq	$0
	.cfi_adjust_cfa_offset 8
	callq	__hipRegisterVar
	addq	$16, %rsp
	.cfi_adjust_cfa_offset -16
	movl	$dev_c, %esi
	movl	$.L__unnamed_7, %edx
	movl	$.L__unnamed_7, %ecx
	movl	$32768, %r9d                    # imm = 0x8000
	movq	%rbx, %rdi
	xorl	%r8d, %r8d
	pushq	$0
	.cfi_adjust_cfa_offset 8
	pushq	$0
	.cfi_adjust_cfa_offset 8
	callq	__hipRegisterVar
	addq	$16, %rsp
	.cfi_adjust_cfa_offset -16
	movl	$__hip_module_dtor, %edi
	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	dev_a_Cont,@object              # @dev_a_Cont
	.local	dev_a_Cont
	.comm	dev_a_Cont,32768,16
	.type	dev_b_Cont,@object              # @dev_b_Cont
	.local	dev_b_Cont
	.comm	dev_b_Cont,32768,16
	.type	dev_a,@object                   # @dev_a
	.local	dev_a
	.comm	dev_a,32768,16
	.type	dev_b,@object                   # @dev_b
	.local	dev_b
	.comm	dev_b,32768,16
	.type	dev_c,@object                   # @dev_c
	.local	dev_c
	.comm	dev_c,32768,16
	.type	_Z8add_Contv,@object            # @_Z8add_Contv
	.section	.rodata,"a",@progbits
	.globl	_Z8add_Contv
	.p2align	3, 0x0
_Z8add_Contv:
	.quad	_Z23__device_stub__add_Contv
	.size	_Z8add_Contv, 8

	.type	_Z3addv,@object                 # @_Z3addv
	.globl	_Z3addv
	.p2align	3, 0x0
_Z3addv:
	.quad	_Z18__device_stub__addv
	.size	_Z3addv, 8

	.type	.L.str.3,@object                # @.str.3
	.section	.rodata.str1.1,"aMS",@progbits,1
.L.str.3:
	.asciz	"Time to calculate results: %f ms.\n"
	.size	.L.str.3, 35

	.type	.L.str.5,@object                # @.str.5
.L.str.5:
	.asciz	"Speedup using constant memory = %f\n"
	.size	.L.str.5, 36

	.type	.L__unnamed_1,@object           # @0
.L__unnamed_1:
	.asciz	"_Z8add_Contv"
	.size	.L__unnamed_1, 13

	.type	.L__unnamed_2,@object           # @1
.L__unnamed_2:
	.asciz	"_Z3addv"
	.size	.L__unnamed_2, 8

	.type	.L__unnamed_3,@object           # @2
.L__unnamed_3:
	.asciz	"dev_a_Cont"
	.size	.L__unnamed_3, 11

	.type	.L__unnamed_4,@object           # @3
.L__unnamed_4:
	.asciz	"dev_b_Cont"
	.size	.L__unnamed_4, 11

	.type	.L__unnamed_5,@object           # @4
.L__unnamed_5:
	.asciz	"dev_a"
	.size	.L__unnamed_5, 6

	.type	.L__unnamed_6,@object           # @5
.L__unnamed_6:
	.asciz	"dev_b"
	.size	.L__unnamed_6, 6

	.type	.L__unnamed_7,@object           # @6
.L__unnamed_7:
	.asciz	"dev_c"
	.size	.L__unnamed_7, 6

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

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

	.type	.Lstr,@object                   # @str
	.section	.rodata.str1.1,"aMS",@progbits,1
.Lstr:
	.asciz	"GPU not using constant memory"
	.size	.Lstr, 30

	.type	.Lstr.3,@object                 # @str.3
.Lstr.3:
	.asciz	"GPU using constant memory"
	.size	.Lstr.3, 26

	.type	.Lstr.4,@object                 # @str.4
.Lstr.4:
	.asciz	"Checking results"
	.size	.Lstr.4, 17

	.type	.Lstr.5,@object                 # @str.5
.Lstr.5:
	.asciz	"ERROR IN COMPUTATION"
	.size	.Lstr.5, 21

	.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 _Z23__device_stub__add_Contv
	.addrsig_sym _Z18__device_stub__addv
	.addrsig_sym __hip_module_ctor
	.addrsig_sym __hip_module_dtor
	.addrsig_sym dev_a_Cont
	.addrsig_sym dev_b_Cont
	.addrsig_sym dev_a
	.addrsig_sym dev_b
	.addrsig_sym dev_c
	.addrsig_sym _Z8add_Contv
	.addrsig_sym _Z3addv
	.addrsig_sym __hip_fatbin
	.addrsig_sym __hip_fatbin_wrapper
	.addrsig_sym __hip_cuid_

	.text
	.amdgcn_target "amdgcn-amd-amdhsa--gfx1100"
	.protected	_Z8add_Contv            ; -- Begin function _Z8add_Contv
	.globl	_Z8add_Contv
	.p2align	8
	.type	_Z8add_Contv,@function
_Z8add_Contv:                           ; @_Z8add_Contv
; %bb.0:
	s_load_b32 s0, s[0:1], 0xc
	s_waitcnt lgkmcnt(0)
	s_and_b32 s0, s0, 0xffff
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[1:2], null, s15, s0, v[0:1]
	s_mov_b32 s0, exec_lo
	v_cmpx_gt_i32_e32 0x2000, v1
	s_cbranch_execz .LBB0_2
; %bb.1:
	v_ashrrev_i32_e32 v2, 31, v1
	s_getpc_b64 s[0:1]
	s_add_u32 s0, s0, dev_a_Cont@rel32@lo+4
	s_addc_u32 s1, s1, dev_a_Cont@rel32@hi+12
	s_getpc_b64 s[2:3]
	s_add_u32 s2, s2, dev_b_Cont@rel32@lo+4
	s_addc_u32 s3, s3, dev_b_Cont@rel32@hi+12
	v_lshlrev_b64 v[0:1], 2, v[1:2]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v2, vcc_lo, v0, s0
	v_add_co_ci_u32_e32 v3, vcc_lo, s1, v1, vcc_lo
	v_add_co_u32 v4, vcc_lo, v0, s2
	v_add_co_ci_u32_e32 v5, vcc_lo, s3, v1, vcc_lo
	s_getpc_b64 s[0:1]
	s_add_u32 s0, s0, dev_c@rel32@lo+4
	s_addc_u32 s1, s1, dev_c@rel32@hi+12
	global_load_b32 v2, v[2:3], off
	global_load_b32 v3, v[4:5], off
	v_add_co_u32 v0, vcc_lo, v0, s0
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	s_waitcnt vmcnt(0)
	v_add_nc_u32_e32 v2, v3, v2
	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 _Z8add_Contv
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 256
		.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 6
		.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	_Z8add_Contv, .Lfunc_end0-_Z8add_Contv
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 204
; NumSgprs: 18
; NumVgprs: 6
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 6
; 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	_Z3addv                 ; -- Begin function _Z3addv
	.globl	_Z3addv
	.p2align	8
	.type	_Z3addv,@function
_Z3addv:                                ; @_Z3addv
; %bb.0:
	s_load_b32 s0, s[0:1], 0xc
	s_waitcnt lgkmcnt(0)
	s_and_b32 s0, s0, 0xffff
	s_delay_alu instid0(SALU_CYCLE_1) | instskip(SKIP_1) | instid1(VALU_DEP_1)
	v_mad_u64_u32 v[1:2], null, s15, s0, v[0:1]
	s_mov_b32 s0, exec_lo
	v_cmpx_gt_i32_e32 0x2000, v1
	s_cbranch_execz .LBB1_2
; %bb.1:
	v_ashrrev_i32_e32 v2, 31, v1
	s_getpc_b64 s[0:1]
	s_add_u32 s0, s0, dev_a@rel32@lo+4
	s_addc_u32 s1, s1, dev_a@rel32@hi+12
	s_getpc_b64 s[2:3]
	s_add_u32 s2, s2, dev_b@rel32@lo+4
	s_addc_u32 s3, s3, dev_b@rel32@hi+12
	v_lshlrev_b64 v[0:1], 2, v[1:2]
	s_delay_alu instid0(VALU_DEP_1) | instskip(NEXT) | instid1(VALU_DEP_2)
	v_add_co_u32 v2, vcc_lo, v0, s0
	v_add_co_ci_u32_e32 v3, vcc_lo, s1, v1, vcc_lo
	v_add_co_u32 v4, vcc_lo, v0, s2
	v_add_co_ci_u32_e32 v5, vcc_lo, s3, v1, vcc_lo
	s_getpc_b64 s[0:1]
	s_add_u32 s0, s0, dev_c@rel32@lo+4
	s_addc_u32 s1, s1, dev_c@rel32@hi+12
	global_load_b32 v2, v[2:3], off
	global_load_b32 v3, v[4:5], off
	v_add_co_u32 v0, vcc_lo, v0, s0
	v_add_co_ci_u32_e32 v1, vcc_lo, s1, v1, vcc_lo
	s_waitcnt vmcnt(0)
	v_add_nc_u32_e32 v2, v3, 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 _Z3addv
		.amdhsa_group_segment_fixed_size 0
		.amdhsa_private_segment_fixed_size 0
		.amdhsa_kernarg_size 256
		.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 6
		.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	_Z3addv, .Lfunc_end1-_Z3addv
                                        ; -- End function
	.section	.AMDGPU.csdata,"",@progbits
; Kernel info:
; codeLenInByte = 204
; NumSgprs: 18
; NumVgprs: 6
; ScratchSize: 0
; MemoryBound: 0
; FloatMode: 240
; IeeeMode: 1
; LDSByteSize: 0 bytes/workgroup (compile time only)
; SGPRBlocks: 2
; VGPRBlocks: 0
; NumSGPRsForWavesPerEU: 18
; NumVGPRsForWavesPerEU: 6
; 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
	.protected	dev_a_Cont              ; @dev_a_Cont
	.type	dev_a_Cont,@object
	.section	.bss,"aw",@nobits
	.globl	dev_a_Cont
	.p2align	4, 0x0
dev_a_Cont:
	.zero	32768
	.size	dev_a_Cont, 32768

	.protected	dev_b_Cont              ; @dev_b_Cont
	.type	dev_b_Cont,@object
	.globl	dev_b_Cont
	.p2align	4, 0x0
dev_b_Cont:
	.zero	32768
	.size	dev_b_Cont, 32768

	.protected	dev_a                   ; @dev_a
	.type	dev_a,@object
	.globl	dev_a
	.p2align	4, 0x0
dev_a:
	.zero	32768
	.size	dev_a, 32768

	.protected	dev_b                   ; @dev_b
	.type	dev_b,@object
	.globl	dev_b
	.p2align	4, 0x0
dev_b:
	.zero	32768
	.size	dev_b, 32768

	.protected	dev_c                   ; @dev_c
	.type	dev_c,@object
	.globl	dev_c
	.p2align	4, 0x0
dev_c:
	.zero	32768
	.size	dev_c, 32768

	.type	__hip_cuid_,@object             ; @__hip_cuid_
	.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 dev_a_Cont
	.addrsig_sym dev_b_Cont
	.addrsig_sym dev_a
	.addrsig_sym dev_b
	.addrsig_sym dev_c
	.addrsig_sym __hip_cuid_
	.amdgpu_metadata
---
amdhsa.kernels:
  - .args:
      - .offset:         0
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         4
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         8
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         12
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         14
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         16
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         18
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         20
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         22
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         40
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         48
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         56
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         64
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 256
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z8add_Contv
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z8add_Contv.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     6
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
  - .args:
      - .offset:         0
        .size:           4
        .value_kind:     hidden_block_count_x
      - .offset:         4
        .size:           4
        .value_kind:     hidden_block_count_y
      - .offset:         8
        .size:           4
        .value_kind:     hidden_block_count_z
      - .offset:         12
        .size:           2
        .value_kind:     hidden_group_size_x
      - .offset:         14
        .size:           2
        .value_kind:     hidden_group_size_y
      - .offset:         16
        .size:           2
        .value_kind:     hidden_group_size_z
      - .offset:         18
        .size:           2
        .value_kind:     hidden_remainder_x
      - .offset:         20
        .size:           2
        .value_kind:     hidden_remainder_y
      - .offset:         22
        .size:           2
        .value_kind:     hidden_remainder_z
      - .offset:         40
        .size:           8
        .value_kind:     hidden_global_offset_x
      - .offset:         48
        .size:           8
        .value_kind:     hidden_global_offset_y
      - .offset:         56
        .size:           8
        .value_kind:     hidden_global_offset_z
      - .offset:         64
        .size:           2
        .value_kind:     hidden_grid_dims
    .group_segment_fixed_size: 0
    .kernarg_segment_align: 8
    .kernarg_segment_size: 256
    .language:       OpenCL C
    .language_version:
      - 2
      - 0
    .max_flat_workgroup_size: 1024
    .name:           _Z3addv
    .private_segment_fixed_size: 0
    .sgpr_count:     18
    .sgpr_spill_count: 0
    .symbol:         _Z3addv.kd
    .uniform_work_group_size: 1
    .uses_dynamic_stack: false
    .vgpr_count:     6
    .vgpr_spill_count: 0
    .wavefront_size: 32
    .workgroup_processor_mode: 1
amdhsa.target:   amdgcn-amd-amdhsa--gfx1100
amdhsa.version:
  - 1
  - 2
...

	.end_amdgpu_metadata
