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TopK exception bugfix #4329

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Merged
causten merged 7 commits into from
Oct 1, 2025
Merged

TopK exception bugfix #4329

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cd3cce2
TopK exception bugfix
lakhinderwalia Sep 27, 2025
b4e1fb0
Merge branch 'develop' into lw/topk_exception_fix
causten Sep 28, 2025
5393ab0
Merge branch 'develop' into lw/topk_exception_fix
causten Sep 29, 2025
fec5a65
The suggested PR code-change
lakhinderwalia Sep 29, 2025
8f1e306
Excluding via the else-block after if-constexpr() block
lakhinderwalia Sep 29, 2025
f970eb7
rearrange curly braces
lakhinderwalia Sep 29, 2025
ee0ce76
Merge branch 'develop' into lw/topk_exception_fix
causten Oct 1, 2025
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7 changes: 6 additions & 1 deletion src/targets/gpu/kernels/include/migraphx/kernels/index.hpp
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Original file line number Diff line number Diff line change
Expand Up @@ -230,7 +230,12 @@ struct index
static constexpr void for_stride(index_int start, N n, Stride stride, F f)
{
MIGRAPHX_ASSERT(start < stride);
if constexpr(not is_integral<N>{} and not is_integral<Stride>{})

if constexpr(not is_integral<N>{} and n < 1)
{
return;
}
else if constexpr(not is_integral<N>{} and not is_integral<Stride>{})
{
if constexpr(max_stride_iterations(n, stride) == 1)
{
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3 changes: 3 additions & 0 deletions test/verify/test_topk.cpp
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Expand Up @@ -72,3 +72,6 @@ template struct test_topk<migraphx::shape::float_type, 100, 80000>;
template struct test_topk<migraphx::shape::float_type, 1000, 1875>;
template struct test_topk<migraphx::shape::float_type, 1000, 120000>;
template struct test_topk<migraphx::shape::float_type, 1029, 80000>;

template struct test_topk<migraphx::shape::int32_type, 1, 256>;
template struct test_topk<migraphx::shape::int32_type, 1, 1024>;
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