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Modify trig initialization on device to remove dependency on lda. #1543

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Jan 28, 2025
Merged

Modify trig initialization on device to remove dependency on lda. #1543

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17 changes: 12 additions & 5 deletions clients/common/hipblaslt_init_device.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,7 @@
*
* MIT License
*
* Copyright (C) 2024 Advanced Micro Devices, Inc.
* Copyright (C) 2024-2025 Advanced Micro Devices, Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
Expand Down Expand Up @@ -150,13 +150,20 @@ void hipblaslt_init_device(ABC abc,
}
break;
case hipblaslt_initialization::trig_float:
stride = std::max(lda * N, stride);
if(abc == ABC::A || abc == ABC::C)
fill_batch(A, M, N, lda, stride, batch_count, [](size_t idx) -> T {
return T(sin(double(idx)));
fill_batch(A, M, N, lda, stride, batch_count, [M, N, stride, lda](size_t idx) -> T {
auto b = idx / stride;
auto j = (idx - b * stride) / lda;
auto i = (idx - b * stride) - j * lda;
return T(sin(double(i + j*M + b*M*N)));
});
else if(abc == ABC::B)
fill_batch(A, M, N, lda, stride, batch_count, [](size_t idx) -> T {
return T(cos(double(idx)));
fill_batch(A, M, N, lda, stride, batch_count, [M, N, stride, lda](size_t idx) -> T {
auto b = idx / stride;
auto j = (idx - b * stride) / lda;
auto i = (idx - b * stride) - j * lda;
return T(cos(double(i + j*M + b*M*N)));
});
break;
case hipblaslt_initialization::hpl:
Expand Down