Merge pull request #640 from aaronenyeshi/hip-clang-add-bit-funcs

Add bitextract and bitinsert functions

[ROCm/hip commit: 943c4d874c]
Este commit está contenido en:
Maneesh Gupta
2018-09-03 16:31:42 +05:30
cometido por GitHub
Se han modificado 3 ficheros con 492 adiciones y 1 borrados
@@ -79,12 +79,44 @@ __device__ static inline unsigned int __ffsll(long long int input) {
return ( input == 0 ? -1 : __builtin_ctzl(input) ) + 1;
}
__device__ static inline unsigned int __brev(unsigned int input) { return __llvm_bitrev_b32(input); }
__device__ static inline unsigned int __brev(unsigned int input) {
return __llvm_bitrev_b32(input);
}
__device__ static inline unsigned long long int __brevll(unsigned long long int input) {
return __llvm_bitrev_b64(input);
}
__device__ static inline unsigned int __lastbit_u32_u64(uint64_t input) {
return input == 0 ? -1 : __builtin_ctzl(input);
}
__device__ static inline unsigned int __bitextract_u32(unsigned int src0, unsigned int src1, unsigned int src2) {
uint32_t offset = src1 & 31;
uint32_t width = src2 & 31;
return width == 0 ? 0 : (src0 << (32 - offset - width)) >> (32 - width);
}
__device__ static inline uint64_t __bitextract_u64(uint64_t src0, unsigned int src1, unsigned int src2) {
uint64_t offset = src1 & 63;
uint64_t width = src2 & 63;
return width == 0 ? 0 : (src0 << (64 - offset - width)) >> (64 - width);
}
__device__ static inline unsigned int __bitinsert_u32(unsigned int src0, unsigned int src1, unsigned int src2, unsigned int src3) {
uint32_t offset = src2 & 31;
uint32_t width = src3 & 31;
uint32_t mask = (1 << width) - 1;
return ((src0 & ~(mask << offset)) | ((src1 & mask) << offset));
}
__device__ static inline uint64_t __bitinsert_u64(uint64_t src0, uint64_t src1, unsigned int src2, unsigned int src3) {
uint64_t offset = src2 & 63;
uint64_t width = src3 & 63;
uint64_t mask = (1 << width) - 1;
return ((src0 & ~(mask << offset)) | ((src1 & mask) << offset));
}
__device__ static unsigned int __byte_perm(unsigned int x, unsigned int y, unsigned int s);
__device__ static unsigned int __hadd(int x, int y);
__device__ static int __mul24(int x, int y);
@@ -0,0 +1,220 @@
/*
Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
/* HIT_START
* BUILD: %t %s ../test_common.cpp EXCLUDE_HIP_PLATFORM nvcc
* RUN: %t
* HIT_END
*/
#include <assert.h>
#include <stdio.h>
#include <algorithm>
#include <stdlib.h>
#include <iostream>
#include <random>
#include "hip/hip_runtime.h"
#include <hip/device_functions.h>
#define HIP_ASSERT(x) (assert((x) == hipSuccess))
#define TEST_DEBUG (0)
// CPU implementation of bitextract
template <typename T>
T bit_extract(T src0, unsigned int src1, unsigned int src2) {
unsigned int bits = sizeof(T) * 8;
T offset = src1 & (bits - 1);
T width = src2 & (bits - 1);
if (width == 0) {
return 0;
} else {
return (src0 << (bits - width - offset)) >> (bits - width);
}
}
__global__ void HIP_kernel(hipLaunchParm lp,
unsigned int* out32, unsigned int* in32_0,
unsigned int* in32_1, unsigned int* in32_2,
unsigned long long int* out64, unsigned long long int* in64_0,
unsigned int* in64_1, unsigned int* in64_2) {
int x = blockDim.x * blockIdx.x + threadIdx.x;
out32[x] = __bitextract_u32(in32_0[x], in32_1[x], in32_2[x]);
out64[x] = __bitextract_u64(in64_0[x], in64_1[x], in64_2[x]);
}
using namespace std;
int main() {
unsigned int* hostOut32;
unsigned int* hostSrc032;
unsigned int* hostSrc132;
unsigned int* hostSrc232;
unsigned long long int* hostOut64;
unsigned long long int* hostSrc064;
unsigned int* hostSrc164;
unsigned int* hostSrc264;
unsigned int* deviceOut32;
unsigned int* deviceSrc032;
unsigned int* deviceSrc132;
unsigned int* deviceSrc232;
unsigned long long int* deviceOut64;
unsigned long long int* deviceSrc064;
unsigned int* deviceSrc164;
unsigned int* deviceSrc264;
hipDeviceProp_t devProp;
hipGetDeviceProperties(&devProp, 0);
cout << " System minor " << devProp.minor << endl;
cout << " System major " << devProp.major << endl;
cout << " agent prop name " << devProp.name << endl;
cout << "hip Device prop succeeded " << endl;
unsigned int wave_size = devProp.warpSize;
unsigned int num_waves_per_block = 2;
unsigned int num_threads_per_block = wave_size * num_waves_per_block;
unsigned int num_blocks = 2;
unsigned int NUM = num_threads_per_block * num_blocks;
int i;
int errors;
hostOut32 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc032 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc132 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc232 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostOut64 = (unsigned long long int*)malloc(NUM * sizeof(unsigned long long int));
hostSrc064 = (unsigned long long int*)malloc(NUM * sizeof(unsigned long long int));
hostSrc164 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc264 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
// initialize the input data
std::random_device rd;
std::uniform_int_distribution<uint32_t> uint32_src0_dist;
std::uniform_int_distribution<uint32_t> uint32_src12_dist(0,31);
std::uniform_int_distribution<uint64_t> uint64_src0_dist;
std::uniform_int_distribution<uint32_t> uint64_src12_dist(0,63);
for (i = 0; i < NUM; i++) {
hostOut32[i] = 0;
hostSrc032[i] = uint32_src0_dist(rd);
hostSrc132[i] = uint32_src12_dist(rd);
hostSrc232[i] = uint32_src12_dist(rd);
hostOut64[i] = 0;
hostSrc064[i] = uint64_src0_dist(rd);
hostSrc164[i] = uint64_src12_dist(rd);
hostSrc264[i] = uint64_src12_dist(rd);
}
HIP_ASSERT(hipMalloc((void**)&deviceOut32, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc032, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc132, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc232, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceOut64, NUM * sizeof(unsigned long long int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc064, NUM * sizeof(unsigned long long int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc164, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc264, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMemcpy(deviceSrc032, hostSrc032, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc132, hostSrc132, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc232, hostSrc232, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc064, hostSrc064, NUM * sizeof(unsigned long long int),
hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc164, hostSrc164, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc264, hostSrc264, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
hipLaunchKernel(HIP_kernel, dim3(num_blocks), dim3(num_threads_per_block),
0, 0,
deviceOut32, deviceSrc032, deviceSrc132, deviceSrc232,
deviceOut64, deviceSrc064, deviceSrc164, deviceSrc264);
HIP_ASSERT(hipMemcpy(hostOut32, deviceOut32, NUM * sizeof(unsigned int), hipMemcpyDeviceToHost));
HIP_ASSERT(hipMemcpy(hostOut64, deviceOut64,
NUM * sizeof(unsigned long long int), hipMemcpyDeviceToHost));
// verify the results
errors = 0;
for (i = 0; i < NUM; i++) {
if (hostOut32[i] != bit_extract<uint32_t>(hostSrc032[i], hostSrc132[i], hostSrc232[i])) {
errors++;
#if TEST_DEBUG
cout << "device: " << hostOut32[i] << " host: "
<< bit_extract<uint32_t>(hostSrc032[i], hostSrc132[i], hostSrc232[i])
<< " " << hostSrc032[i] << " " << hostSrc132[i] << " " << hostSrc232[i] << "\n";
#endif
}
}
if (errors != 0) {
cout << "__bitextract_u32() FAILED\n" << endl;
return -1;
} else {
cout << "__bitextract_u32() checked!" << endl;
}
errors = 0;
for (i = 0; i < NUM; i++) {
if (hostOut64[i] != bit_extract<uint64_t>(hostSrc064[i], hostSrc164[i], hostSrc264[i])) {
errors++;
#if TEST_DEBUG
cout << "device: " << hostOut64[i] << " host: "
<< bit_extract<uint64_t>(hostSrc064[i], hostSrc164[i], hostSrc264[i])
<< " " << hostSrc064[i] << " " << hostSrc164[i] << " " << hostSrc264[i] << "\n";
#endif
}
}
if (errors != 0) {
cout << "__bitextract_u64() FAILED" << endl;
return -1;
} else {
cout << "__bitextract_u64() checked!" << endl;
}
cout << "__bitextract_u32() and __bitextract_u64() PASSED!" << endl;
HIP_ASSERT(hipFree(deviceOut32));
HIP_ASSERT(hipFree(deviceSrc032));
HIP_ASSERT(hipFree(deviceSrc132));
HIP_ASSERT(hipFree(deviceSrc232));
HIP_ASSERT(hipFree(deviceOut64));
HIP_ASSERT(hipFree(deviceSrc064));
HIP_ASSERT(hipFree(deviceSrc164));
HIP_ASSERT(hipFree(deviceSrc264));
free(hostOut32);
free(hostSrc032);
free(hostSrc132);
free(hostSrc232);
free(hostOut64);
free(hostSrc064);
free(hostSrc164);
free(hostSrc264);
return errors;
}
@@ -0,0 +1,239 @@
/*
Copyright (c) 2015-2016 Advanced Micro Devices, Inc. All rights reserved.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
*/
/* HIT_START
* BUILD: %t %s ../test_common.cpp EXCLUDE_HIP_PLATFORM nvcc
* RUN: %t
* HIT_END
*/
#include <assert.h>
#include <stdio.h>
#include <algorithm>
#include <stdlib.h>
#include <iostream>
#include <random>
#include "hip/hip_runtime.h"
#include <hip/device_functions.h>
#define HIP_ASSERT(x) (assert((x) == hipSuccess))
#define TEST_DEBUG (0)
// CPU implementation of bitinsert
template <typename T>
T bit_insert(T src0, T src1, unsigned int src2, unsigned int src3) {
unsigned int bits = sizeof(T) * 8;
T offset = src2 & (bits - 1);
T width = src3 & (bits - 1);
T mask = (1 << width) - 1;
return ((src0 & ~(mask << offset)) | ((src1 & mask) << offset));
}
__global__ void HIP_kernel(hipLaunchParm lp, unsigned int* out32,
unsigned int* in32_0, unsigned int* in32_1,
unsigned int* in32_2, unsigned int* in32_3,
unsigned long long int* out64, unsigned long long int* in64_0,
unsigned long long int* in64_1, unsigned int* in64_2,
unsigned int* in64_3) {
int x = blockDim.x * blockIdx.x + threadIdx.x;
out32[x] = __bitinsert_u32(in32_0[x], in32_1[x], in32_2[x], in32_3[x]);
out64[x] = __bitinsert_u64(in64_0[x], in64_1[x], in64_2[x], in64_3[x]);
}
using namespace std;
int main() {
unsigned int* hostOut32;
unsigned int* hostSrc032;
unsigned int* hostSrc132;
unsigned int* hostSrc232;
unsigned int* hostSrc332;
unsigned long long int* hostOut64;
unsigned long long int* hostSrc064;
unsigned long long int* hostSrc164;
unsigned int* hostSrc264;
unsigned int* hostSrc364;
unsigned int* deviceOut32;
unsigned int* deviceSrc032;
unsigned int* deviceSrc132;
unsigned int* deviceSrc232;
unsigned int* deviceSrc332;
unsigned long long int* deviceOut64;
unsigned long long int* deviceSrc064;
unsigned long long int* deviceSrc164;
unsigned int* deviceSrc264;
unsigned int* deviceSrc364;
hipDeviceProp_t devProp;
hipGetDeviceProperties(&devProp, 0);
cout << " System minor " << devProp.minor << endl;
cout << " System major " << devProp.major << endl;
cout << " agent prop name " << devProp.name << endl;
cout << "hip Device prop succeeded " << endl;
unsigned int wave_size = devProp.warpSize;
unsigned int num_waves_per_block = 2;
unsigned int num_threads_per_block = wave_size * num_waves_per_block;
unsigned int num_blocks = 2;
unsigned int NUM = num_threads_per_block * num_blocks;
int i;
int errors;
hostOut32 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc032 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc132 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc232 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc332 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostOut64 = (unsigned long long int*)malloc(NUM * sizeof(unsigned long long int));
hostSrc064 = (unsigned long long int*)malloc(NUM * sizeof(unsigned long long int));
hostSrc164 = (unsigned long long int*)malloc(NUM * sizeof(unsigned long long int));
hostSrc264 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
hostSrc364 = (unsigned int*)malloc(NUM * sizeof(unsigned int));
// initialize the input data
std::random_device rd;
std::uniform_int_distribution<uint32_t> uint32_src01_dist;
std::uniform_int_distribution<uint32_t> uint32_src23_dist(0,31);
std::uniform_int_distribution<uint64_t> uint64_src01_dist;
std::uniform_int_distribution<uint32_t> uint64_src23_dist(0,63);
for (i = 0; i < NUM; i++) {
hostOut32[i] = 0;
hostSrc032[i] = uint32_src01_dist(rd);
hostSrc132[i] = uint32_src01_dist(rd);
hostSrc232[i] = uint32_src23_dist(rd);
hostSrc232[i] = uint32_src23_dist(rd);
hostOut64[i] = 0;
hostSrc064[i] = uint64_src01_dist(rd);
hostSrc164[i] = uint64_src01_dist(rd);
hostSrc264[i] = uint64_src23_dist(rd);
hostSrc264[i] = uint64_src23_dist(rd);
}
HIP_ASSERT(hipMalloc((void**)&deviceOut32, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc032, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc132, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc232, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc332, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceOut64, NUM * sizeof(unsigned long long int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc064, NUM * sizeof(unsigned long long int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc164, NUM * sizeof(unsigned long long int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc264, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMalloc((void**)&deviceSrc364, NUM * sizeof(unsigned int)));
HIP_ASSERT(hipMemcpy(deviceSrc032, hostSrc032, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc132, hostSrc132, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc232, hostSrc232, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc332, hostSrc332, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc064, hostSrc064, NUM * sizeof(unsigned long long int),
hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc164, hostSrc164, NUM * sizeof(unsigned long long int),
hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc264, hostSrc264, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
HIP_ASSERT(hipMemcpy(deviceSrc364, hostSrc364, NUM * sizeof(unsigned int), hipMemcpyHostToDevice));
hipLaunchKernel(HIP_kernel, dim3(num_blocks), dim3(num_threads_per_block),
0, 0,
deviceOut32, deviceSrc032, deviceSrc132, deviceSrc232, deviceSrc332,
deviceOut64, deviceSrc064, deviceSrc164, deviceSrc264, deviceSrc364);
HIP_ASSERT(hipMemcpy(hostOut32, deviceOut32, NUM * sizeof(unsigned int), hipMemcpyDeviceToHost));
HIP_ASSERT(hipMemcpy(hostOut64, deviceOut64,
NUM * sizeof(unsigned long long int), hipMemcpyDeviceToHost));
// verify the results
errors = 0;
for (i = 0; i < NUM; i++) {
if (hostOut32[i] != bit_insert<uint32_t>(hostSrc032[i], hostSrc132[i],
hostSrc232[i], hostSrc332[i])) {
errors++;
#if TEST_DEBUG
cout << "device: " << hostOut32[i] << " host: "
<< bit_insert<uint32_t>(hostSrc032[i], hostSrc132[i], hostSrc232[i], hostSrc332[i])
<< " " << hostSrc032[i] << " " << hostSrc132[i] << " " << hostSrc232[i]
<< " " << hostSrc332[i] << "\n";
#endif
}
}
if (errors != 0) {
cout << "__bitinsert_u32() FAILED\n" << endl;
return -1;
} else {
cout << "__bitinsert_u32() checked!" << endl;
}
errors = 0;
for (i = 0; i < NUM; i++) {
if (hostOut64[i] != bit_insert<uint64_t>(hostSrc064[i], hostSrc164[i],
hostSrc264[i], hostSrc364[i])) {
errors++;
#if TEST_DEBUG
cout << "device: " << hostOut64[i] << " host: "
<< bit_insert<uint64_t>(hostSrc064[i], hostSrc164[i], hostSrc264[i], hostSrc364[i])
<< " " << hostSrc064[i] << " " << hostSrc164[i] << " " << hostSrc264[i]
<< " " << hostSrc364[i] << "\n";
#endif
}
}
if (errors != 0) {
cout << "__bitinsert_u64() FAILED" << endl;
return -1;
} else {
cout << "__bitinsert_u64() checked!" << endl;
}
cout << "__bitinsert_u32() and __bitinsert_u64() PASSED!" << endl;
HIP_ASSERT(hipFree(deviceOut32));
HIP_ASSERT(hipFree(deviceSrc032));
HIP_ASSERT(hipFree(deviceSrc132));
HIP_ASSERT(hipFree(deviceSrc232));
HIP_ASSERT(hipFree(deviceSrc332));
HIP_ASSERT(hipFree(deviceOut64));
HIP_ASSERT(hipFree(deviceSrc064));
HIP_ASSERT(hipFree(deviceSrc164));
HIP_ASSERT(hipFree(deviceSrc264));
HIP_ASSERT(hipFree(deviceSrc364));
free(hostOut32);
free(hostSrc032);
free(hostSrc132);
free(hostSrc232);
free(hostSrc332);
free(hostOut64);
free(hostSrc064);
free(hostSrc164);
free(hostSrc264);
free(hostSrc364);
return errors;
}