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// Copyright (c) Facebook, Inc. and its affiliates.
//
// This source code is licensed under the MIT license found in the
// LICENSE file in the root directory of this source tree.
#include <ops.cuh>
// We cannot call templated code from C, so we wrap the template in a C compatible call here if necessary.
// We use macro functions to expand all the different optimizers. Looks ugly, and is ugly, but its better than to
// maintain all that boilerplate
//===================================================================================
// UNMANGLED CALLS
//===================================================================================
void estimateQuantiles_fp32(float *A, float *code, float offset, int n){ estimateQuantiles<float>(A, code, offset, n); }
void estimateQuantiles_fp16(half *A, float *code, float offset, int n){ estimateQuantiles<half>(A, code, offset, n); }
#define MAKE_FUNC32(fname, oname, gtype, gbits) \
void fname##32bit_g##gbits(gtype *g, gtype *p, \
float* state1, float* state2, float *unorm, float max_unorm, float param_norm, \
const float beta1, const float beta2, const float eps, const float weight_decay, \
const int step, const float lr, float gnorm_scale, bool skip_zeros, const int n) \
{ optimizer32bit<gtype, oname>(g, p, state1, state2, unorm, max_unorm, param_norm, beta1, beta2, eps, weight_decay, step, lr, gnorm_scale, skip_zeros, n); } \
MAKE_FUNC32(momentum, MOMENTUM, float, 32)
MAKE_FUNC32(momentum, MOMENTUM, half, 16)
MAKE_FUNC32(adam, ADAM, float, 32)
MAKE_FUNC32(adam, ADAM, half, 16)
MAKE_FUNC32(rmsprop, RMSPROP, float, 32)
MAKE_FUNC32(rmsprop, RMSPROP, half, 16)
#define MAKE_FUNC8(fname, oname, gtype, gbits) \
void fname##_static_8bit_g##gbits(gtype* p, gtype* g, unsigned char* state1, unsigned char* state2, \
float *unorm, float max_unorm, float param_norm, \
float beta1, float beta2, \
float eps, int step, float lr, \
float* quantiles1, float* quantiles2, \
float* max1, float* max2, float* new_max1, float* new_max2, \
float weight_decay, float gnorm_scale, int n) \
{ \
optimizerStatic8bit<gtype, oname>(g, p, state1, state2, unorm, max_unorm, param_norm, beta1, beta2, eps, step, lr, \
quantiles1, quantiles2, max1, max2, new_max1, new_max2, weight_decay, gnorm_scale, n); \
} \
MAKE_FUNC8(adam, ADAM, float, 32)
MAKE_FUNC8(adam, ADAM, half, 16)
MAKE_FUNC8(momentum, MOMENTUM, float, 32)
MAKE_FUNC8(momentum, MOMENTUM, half, 16)
MAKE_FUNC8(rmsprop, RMSPROP, float, 32)
MAKE_FUNC8(rmsprop, RMSPROP, half, 16)
#define MAKE_BLOCKWISE8(fname, optim_name, gtype, gbits) \
void fname##_8bit_blockwise_fp##gbits(gtype* p, gtype* g, \
unsigned char* state1, unsigned char* state2, float beta1, float beta2, float eps, int step, float lr, \
float* quantiles1, float* quantiles2, float* absmax1, float* absmax2, float weight_decay, const float gnorm_scale, bool skip_zeros, int n)\
{ optimizerStatic8bitBlockwise<gtype, optim_name>(p, g, state1, state2, beta1, beta2, eps, step, lr, quantiles1, quantiles2, absmax1, absmax2, weight_decay, gnorm_scale, skip_zeros, n); }\
MAKE_BLOCKWISE8(adam, ADAM, half, 16)
MAKE_BLOCKWISE8(adam, ADAM, float, 32)
MAKE_BLOCKWISE8(momentum, MOMENTUM, half, 16)
MAKE_BLOCKWISE8(momentum, MOMENTUM, float, 32)
MAKE_BLOCKWISE8(rmsprop, RMSPROP, half, 16)
MAKE_BLOCKWISE8(rmsprop, RMSPROP, float, 32)
void percentileClipping_g32(float * g, float *gnorm_vec, int step, const int n){ percentileClipping<float>(g, gnorm_vec, step, n); }
void percentileClipping_g16(half * g, float *gnorm_vec, int step, const int n){ percentileClipping<half>(g, gnorm_vec, step, n); }
void quantizeBlockwise_fp16(float * code, half *A, float *absmax, unsigned char *out, const int n){ quantizeBlockwise<half, 0>(code, A, absmax, out, NULL, 0, n); }
void quantizeBlockwise_fp32(float * code, float *A, float *absmax, unsigned char *out, const int n){ quantizeBlockwise<float, 0>(code, A, absmax, out, NULL, 0, n); }
void quantizeBlockwise_stochastic_fp16(float * code, half *A, float *absmax, unsigned char *out, float* rand, int rand_offset, const int n){ quantizeBlockwise<half, 1>(code, A, absmax, out, rand, rand_offset, n); }
void quantizeBlockwise_stochastic_fp32(float * code, float *A, float *absmax, unsigned char *out, float* rand, int rand_offset, const int n){ quantizeBlockwise<float, 1>(code, A, absmax, out, rand, rand_offset, n); }
void dequantizeBlockwise_fp16(float *code, unsigned char *A, float *absmax, half *out, int blocksize, const int n){ dequantizeBlockwise<half>(code, A, absmax, out, blocksize, n); } \
void dequantizeBlockwise_fp32(float *code, unsigned char *A, float *absmax, float *out, int blocksize, const int n){ dequantizeBlockwise<float>(code, A, absmax, out, blocksize, n); }
extern "C"
{
void cestimate_quantiles_fp32(float *A, float *code, float offset, int n){ estimateQuantiles_fp32(A, code, offset, n); }
void cestimate_quantiles_fp16(half *A, float *code, float offset, int n){ estimateQuantiles_fp16(A, code, offset, n); }
void cquantize(float *code, float *A, unsigned char *out, int n){ quantize(code, A, out, n); }
void cdequantize(float *code, unsigned char *A, float *out, int n){ dequantize(code, A, out, n); }
void cquantize_blockwise_fp16(float * code, half *A, float *absmax, unsigned char *out, const int n){ quantizeBlockwise_fp16(code, A, absmax, out, n); }
void cquantize_blockwise_fp32(float * code, float *A, float *absmax, unsigned char *out, const int n){ quantizeBlockwise_fp32(code, A, absmax, out, n); }
void cquantize_blockwise_stochastic_fp16(float * code, half *A, float *absmax, unsigned char *out, float *rand, int rand_offset, const int n){ quantizeBlockwise_stochastic_fp16(code, A, absmax, out, rand, rand_offset, n); }
void cquantize_blockwise_stochastic_fp32(float * code, float *A, float *absmax, unsigned char *out, float *rand, int rand_offset, const int n){ quantizeBlockwise_stochastic_fp32(code, A, absmax, out, rand, rand_offset, n); }
void cdequantize_blockwise_fp16(float *code, unsigned char *A, float *absmax, half *out, int blocksize, const int n){ dequantizeBlockwise_fp16(code, A, absmax, out, blocksize, n); }
void cdequantize_blockwise_fp32(float *code, unsigned char *A, float *absmax, float *out, int blocksize, const int n){ dequantizeBlockwise_fp32(code, A, absmax, out, blocksize, n); }
#define MAKE_CFUNC32(name, gtype, gbits) \
void c##name##32bit_g##gbits(gtype *g, gtype *p, \
float* state1, float* state2, float *unorm, float max_unorm, float param_norm, \
const float beta1, const float beta2, const float eps, const float weight_decay, \
const int step, const float lr, const float gnorm_scale, bool skip_zeros, const int n) \
{ name##32bit_g##gbits(g, p, state1, state2, unorm, max_unorm, param_norm, beta1, beta2, eps, weight_decay, step, lr, gnorm_scale, skip_zeros, n); } \
MAKE_CFUNC32(adam, float, 32)
MAKE_CFUNC32(adam, half, 16)
MAKE_CFUNC32(momentum, float, 32)
MAKE_CFUNC32(momentum, half, 16)
MAKE_CFUNC32(rmsprop, float, 32)
MAKE_CFUNC32(rmsprop, half, 16)
#define MAKE_CFUNC8(name, gtype, gbits) \
void c##name##_static_8bit_g##gbits(gtype* p, gtype* g, unsigned char* state1, unsigned char* state2, \
float *unorm, float max_unorm, float param_norm, \
float beta1, float beta2, \
float eps, int step, float lr, \
float* quantiles1, float* quantiles2, \
float* max1, float* max2, float* new_max1, float* new_max2, \
float weight_decay, float gnorm_scale, int n) \
{ \
name##_static_8bit_g##gbits(g, p, state1, state2, unorm, max_unorm, param_norm, beta1, beta2, eps, step, lr, \
quantiles1, quantiles2, max1, max2, new_max1, new_max2, weight_decay, gnorm_scale, n); \
} \
MAKE_CFUNC8(adam, float, 32)
MAKE_CFUNC8(adam, half, 16)
MAKE_CFUNC8(momentum, float, 32)
MAKE_CFUNC8(momentum, half, 16)
MAKE_CFUNC8(rmsprop, float, 32)
MAKE_CFUNC8(rmsprop, half, 16)
#define MAKE_CBLOCKWISE8(fname, optim_name, gtype, gbits) \
void c##fname##_8bit_blockwise_fp##gbits(gtype* p, gtype* g, \
unsigned char* state1, unsigned char* state2, float beta1, float beta2, float eps, int step, float lr, \
float* quantiles1, float* quantiles2, float* absmax1, float* absmax2, float weight_decay, const float gnorm_scale, bool skip_zeros, int n) \
{ fname##_8bit_blockwise_fp##gbits(p, g, state1, state2, beta1, beta2, eps, step, lr, quantiles1, quantiles2, absmax1, absmax2, weight_decay, gnorm_scale, skip_zeros, n); } \
MAKE_CBLOCKWISE8(adam, ADAM, half, 16)
MAKE_CBLOCKWISE8(adam, ADAM, float, 32)
MAKE_CBLOCKWISE8(momentum, MOMENTUM, half, 16)
MAKE_CBLOCKWISE8(momentum, MOMENTUM, float, 32)
MAKE_CBLOCKWISE8(rmsprop, RMSPROP, half, 16)
MAKE_CBLOCKWISE8(rmsprop, RMSPROP, float, 32)
void cpercentile_clipping_g32(float * g, float *gnorm_vec, int step, const int n){ percentileClipping_g32(g, gnorm_vec, step, n); }
void cpercentile_clipping_g16(half * g, float *gnorm_vec, int step, const int n){ percentileClipping_g16(g, gnorm_vec, step, n); }
void cquantize_blockwise_cpu_fp32(float *code, float *A, float *absmax, unsigned char *out, const int n){ quantize_cpu(code, A, absmax, out, n); }
void cdequantize_blockwise_cpu_fp32(float *code, unsigned char *A, float *absmax, float *out, const int n){ dequantize_cpu(code, A, absmax, out, n); }
void chistogram_scatter_add_2d(float* histogram, int *index1, int *index2, float *src, int maxidx1, int n){ histogramScatterAdd2D(histogram, index1, index2, src, maxidx1, n); }
}
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