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-rw-r--r--test/correctness/testblas.h12
-rw-r--r--test/performance/client.cc2
-rw-r--r--test/routines/level1/xamax.h139
-rw-r--r--test/wrapper_clblas.h8
4 files changed, 153 insertions, 8 deletions
diff --git a/test/correctness/testblas.h b/test/correctness/testblas.h
index aa61c2ec..13be921a 100644
--- a/test/correctness/testblas.h
+++ b/test/correctness/testblas.h
@@ -154,6 +154,7 @@ void RunTests(int argc, char *argv[], const bool silent, const std::string &name
auto dot_offsets = std::vector<size_t>{args.dot_offset};
auto nrm2_offsets = std::vector<size_t>{args.nrm2_offset};
auto asum_offsets = std::vector<size_t>{args.asum_offset};
+ auto imax_offsets = std::vector<size_t>{args.imax_offset};
auto alphas = std::vector<U>{args.alpha};
auto betas = std::vector<U>{args.beta};
auto x_sizes = std::vector<size_t>{args.x_size};
@@ -195,6 +196,7 @@ void RunTests(int argc, char *argv[], const bool silent, const std::string &name
if (option == kArgDotOffset) { dot_offsets = tester.kOffsets; }
if (option == kArgNrm2Offset) { nrm2_offsets = tester.kOffsets; }
if (option == kArgAsumOffset) { asum_offsets = tester.kOffsets; }
+ if (option == kArgImaxOffset) { imax_offsets = tester.kOffsets; }
if (option == kArgAlpha) { alphas = tester.kAlphaValues; }
if (option == kArgBeta) { betas = tester.kBetaValues; }
@@ -236,10 +238,12 @@ void RunTests(int argc, char *argv[], const bool silent, const std::string &name
for (auto &dot_offset: dot_offsets) { r_args.dot_offset = dot_offset;
for (auto &nrm2_offset: nrm2_offsets) { r_args.nrm2_offset = nrm2_offset;
for (auto &asum_offset: asum_offsets) { r_args.asum_offset = asum_offset;
- for (auto &alpha: alphas) { r_args.alpha = alpha;
- for (auto &beta: betas) { r_args.beta = beta;
- C::SetSizes(r_args);
- regular_test_vector.push_back(r_args);
+ for (auto &imax_offset: imax_offsets) { r_args.imax_offset = imax_offset;
+ for (auto &alpha: alphas) { r_args.alpha = alpha;
+ for (auto &beta: betas) { r_args.beta = beta;
+ C::SetSizes(r_args);
+ regular_test_vector.push_back(r_args);
+ }
}
}
}
diff --git a/test/performance/client.cc b/test/performance/client.cc
index f22c9666..9aaf1e4e 100644
--- a/test/performance/client.cc
+++ b/test/performance/client.cc
@@ -84,6 +84,7 @@ Arguments<U> Client<T,U>::ParseArguments(int argc, char *argv[], const GetMetric
if (o == kArgDotOffset) { args.dot_offset = GetArgument(argc, argv, help, kArgDotOffset, size_t{0}); }
if (o == kArgNrm2Offset) { args.nrm2_offset = GetArgument(argc, argv, help, kArgNrm2Offset, size_t{0}); }
if (o == kArgAsumOffset) { args.asum_offset = GetArgument(argc, argv, help, kArgAsumOffset, size_t{0}); }
+ if (o == kArgImaxOffset) { args.imax_offset = GetArgument(argc, argv, help, kArgImaxOffset, size_t{0}); }
// Scalar values
if (o == kArgAlpha) { args.alpha = GetArgument(argc, argv, help, kArgAlpha, GetScalar<U>()); }
@@ -295,6 +296,7 @@ void Client<T,U>::PrintTableRow(const Arguments<U>& args,
else if (o == kArgDotOffset) {integers.push_back(args.dot_offset); }
else if (o == kArgNrm2Offset){integers.push_back(args.nrm2_offset); }
else if (o == kArgAsumOffset){integers.push_back(args.asum_offset); }
+ else if (o == kArgImaxOffset){integers.push_back(args.imax_offset); }
}
auto strings = std::vector<std::string>{};
for (auto &o: options_) {
diff --git a/test/routines/level1/xamax.h b/test/routines/level1/xamax.h
new file mode 100644
index 00000000..7b404dc3
--- /dev/null
+++ b/test/routines/level1/xamax.h
@@ -0,0 +1,139 @@
+
+// =================================================================================================
+// This file is part of the CLBlast project. The project is licensed under Apache Version 2.0. This
+// project loosely follows the Google C++ styleguide and uses a tab-size of two spaces and a max-
+// width of 100 characters per line.
+//
+// Author(s):
+// Cedric Nugteren <www.cedricnugteren.nl>
+//
+// This file implements a class with static methods to describe the Xamax routine. Examples of
+// such 'descriptions' are how to calculate the size a of buffer or how to run the routine. These
+// static methods are used by the correctness tester and the performance tester.
+//
+// =================================================================================================
+
+#ifndef CLBLAST_TEST_ROUTINES_XAMAX_H_
+#define CLBLAST_TEST_ROUTINES_XAMAX_H_
+
+#include <vector>
+#include <string>
+
+#ifdef CLBLAST_REF_CLBLAS
+ #include "wrapper_clblas.h"
+#endif
+#ifdef CLBLAST_REF_CBLAS
+ #include "wrapper_cblas.h"
+#endif
+
+namespace clblast {
+// =================================================================================================
+
+// See comment at top of file for a description of the class
+template <typename T>
+class TestXamax {
+ public:
+
+ // The BLAS level: 1, 2, or 3
+ static size_t BLASLevel() { return 1; }
+
+ // The list of arguments relevant for this routine
+ static std::vector<std::string> GetOptions() {
+ return {kArgN,
+ kArgXInc,
+ kArgXOffset, kArgImaxOffset};
+ }
+
+ // Describes how to obtain the sizes of the buffers
+ static size_t GetSizeX(const Arguments<T> &args) {
+ return args.n * args.x_inc + args.x_offset;
+ }
+ static size_t GetSizeImax(const Arguments<T> &args) {
+ return 1 + args.imax_offset;
+ }
+
+ // Describes how to set the sizes of all the buffers
+ static void SetSizes(Arguments<T> &args) {
+ args.x_size = GetSizeX(args);
+ args.scalar_size = GetSizeImax(args);
+ }
+
+ // Describes what the default values of the leading dimensions of the matrices are
+ static size_t DefaultLDA(const Arguments<T> &) { return 1; } // N/A for this routine
+ static size_t DefaultLDB(const Arguments<T> &) { return 1; } // N/A for this routine
+ static size_t DefaultLDC(const Arguments<T> &) { return 1; } // N/A for this routine
+
+ // Describes which transpose options are relevant for this routine
+ using Transposes = std::vector<Transpose>;
+ static Transposes GetATransposes(const Transposes &) { return {}; } // N/A for this routine
+ static Transposes GetBTransposes(const Transposes &) { return {}; } // N/A for this routine
+
+ // Describes how to run the CLBlast routine
+ static StatusCode RunRoutine(const Arguments<T> &args, Buffers<T> &buffers, Queue &queue) {
+ auto queue_plain = queue();
+ auto event = cl_event{};
+ auto status = Amax<T>(args.n,
+ buffers.scalar(), args.imax_offset,
+ buffers.x_vec(), args.x_offset, args.x_inc,
+ &queue_plain, &event);
+ clWaitForEvents(1, &event);
+ return status;
+ }
+
+ // Describes how to run the clBLAS routine (for correctness/performance comparison)
+ #ifdef CLBLAST_REF_CLBLAS
+ static StatusCode RunReference1(const Arguments<T> &args, Buffers<T> &buffers, Queue &queue) {
+ auto queue_plain = queue();
+ auto event = cl_event{};
+ auto status = clblasXamax<T>(args.n,
+ buffers.scalar(), args.imax_offset,
+ buffers.x_vec(), args.x_offset, args.x_inc,
+ 1, &queue_plain, 0, nullptr, &event);
+ clWaitForEvents(1, &event);
+ return static_cast<StatusCode>(status);
+ }
+ #endif
+
+ // Describes how to run the CPU BLAS routine (for correctness/performance comparison)
+ #ifdef CLBLAST_REF_CBLAS
+ static StatusCode RunReference2(const Arguments<T> &args, Buffers<T> &buffers, Queue &queue) {
+ std::vector<T> scalar_cpu(args.scalar_size, static_cast<T>(0));
+ std::vector<T> x_vec_cpu(args.x_size, static_cast<T>(0));
+ buffers.scalar.Read(queue, args.scalar_size, scalar_cpu);
+ buffers.x_vec.Read(queue, args.x_size, x_vec_cpu);
+ cblasXamax(args.n,
+ scalar_cpu, args.imax_offset,
+ x_vec_cpu, args.x_offset, args.x_inc);
+ buffers.scalar.Write(queue, args.scalar_size, scalar_cpu);
+ return StatusCode::kSuccess;
+ }
+ #endif
+
+ // Describes how to download the results of the computation (more importantly: which buffer)
+ static std::vector<T> DownloadResult(const Arguments<T> &args, Buffers<T> &buffers, Queue &queue) {
+ std::vector<T> result(args.scalar_size, static_cast<T>(0));
+ buffers.scalar.Read(queue, args.scalar_size, result);
+ return result;
+ }
+
+ // Describes how to compute the indices of the result buffer
+ static size_t ResultID1(const Arguments<T> &) { return 1; } // N/A for this routine
+ static size_t ResultID2(const Arguments<T> &) { return 1; } // N/A for this routine
+ static size_t GetResultIndex(const Arguments<T> &args, const size_t, const size_t) {
+ return args.imax_offset;
+ }
+
+ // Describes how to compute performance metrics
+ static size_t GetFlops(const Arguments<T> &args) {
+ return args.n;
+ }
+ static size_t GetBytes(const Arguments<T> &args) {
+ return ((args.n) + 1) * sizeof(T);
+ }
+};
+
+// =================================================================================================
+} // namespace clblast
+
+// CLBLAST_TEST_ROUTINES_XAMAX_H_
+#endif
diff --git a/test/wrapper_clblas.h b/test/wrapper_clblas.h
index 955dc3ad..a44466c6 100644
--- a/test/wrapper_clblas.h
+++ b/test/wrapper_clblas.h
@@ -641,7 +641,7 @@ clblasStatus clblasXamax<float>(const size_t n,
cl_uint num_wait_events, const cl_event *wait_events, cl_event *events) {
auto queue = Queue(queues[0]);
auto context = queue.GetContext();
- auto scratch_buffer = Buffer<float>(context, n);
+ auto scratch_buffer = Buffer<float>(context, 2*n);
return clblasiSamax(n,
imax_buffer, imax_offset,
x_buffer, x_offset, static_cast<int>(x_inc),
@@ -656,7 +656,7 @@ clblasStatus clblasXamax<double>(const size_t n,
cl_uint num_wait_events, const cl_event *wait_events, cl_event *events) {
auto queue = Queue(queues[0]);
auto context = queue.GetContext();
- auto scratch_buffer = Buffer<double>(context, n);
+ auto scratch_buffer = Buffer<double>(context, 2*n);
return clblasiDamax(n,
imax_buffer, imax_offset,
x_buffer, x_offset, static_cast<int>(x_inc),
@@ -671,7 +671,7 @@ clblasStatus clblasXamax<float2>(const size_t n,
cl_uint num_wait_events, const cl_event *wait_events, cl_event *events) {
auto queue = Queue(queues[0]);
auto context = queue.GetContext();
- auto scratch_buffer = Buffer<float2>(context, n);
+ auto scratch_buffer = Buffer<float2>(context, 2*n);
return clblasiCamax(n,
imax_buffer, imax_offset,
x_buffer, x_offset, static_cast<int>(x_inc),
@@ -686,7 +686,7 @@ clblasStatus clblasXamax<double2>(const size_t n,
cl_uint num_wait_events, const cl_event *wait_events, cl_event *events) {
auto queue = Queue(queues[0]);
auto context = queue.GetContext();
- auto scratch_buffer = Buffer<double2>(context, n);
+ auto scratch_buffer = Buffer<double2>(context, 2*n);
return clblasiZamax(n,
imax_buffer, imax_offset,
x_buffer, x_offset, static_cast<int>(x_inc),
generated by cgit v1.2.3 (git 2.39.1) at 2024-07-06 14:22:07 +0000