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Enablement on ROCm #71

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Enablement on ROCm #71

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271a33a
__forceinline__ needs inline and always_inline on ROCm
rraminen Feb 12, 2025
3799e5d
ifdef __HIP__
rraminen Feb 14, 2025
c542f51
extra_include_paths is required for the hipification of quant_cuda he…
rraminen Feb 14, 2025
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6 changes: 6 additions & 0 deletions qtorch/quant/quant_cuda/bit_helper.cu
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Original file line number Diff line number Diff line change
@@ -1,6 +1,12 @@
#define FLOAT_TO_BITS(x) (*reinterpret_cast<unsigned int*>(x))
#define BITS_TO_FLOAT(x) (*reinterpret_cast<float*>(x))

#ifdef __HIP__
#ifndef __forceinline__
#define __forceinline__ inline __attribute__((always_inline))
#endif
#endif

__device__ __forceinline__ unsigned int extract_exponent(float *a) {
unsigned int temp = *(reinterpret_cast<unsigned int*>(a));
temp = (temp << 1 >> 24); // single preciision, 1 sign bit, 23 mantissa bits
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5 changes: 5 additions & 0 deletions qtorch/quant/quant_cuda/fixed_point_kernel.cu
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Original file line number Diff line number Diff line change
@@ -1,6 +1,11 @@
#include "quant_kernel.h"
#include "sim_helper.cu"

#ifdef __HIP__
#ifndef __forceinline__
#define __forceinline__ inline __attribute__((always_inline))
#endif
#endif

template <typename T>
__device__ __forceinline__ T clamp_helper(T a, T min, T max) {
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1 change: 1 addition & 0 deletions qtorch/quant/quant_function.py
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Expand Up @@ -28,6 +28,7 @@
os.path.join(current_path, "quant_cuda/fixed_point_kernel.cu"),
os.path.join(current_path, "quant_cuda/quant.cu"),
],
extra_include_paths=[os.path.join(current_path, "quant_cuda")],
)
else:
quant_cuda = quant_cpu
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