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| 1 | +// REQUIRES: aspect-ext_oneapi_bindless_images |
| 2 | + |
| 3 | +// UNSUPPORTED: hip |
| 4 | +// UNSUPPORTED-INTENDED: Undetermined issue in 'create_image' in this test. |
| 5 | + |
| 6 | +// RUN: %{build} -o %t.out |
| 7 | +// RUN: %{run-unfiltered-devices} env NEOReadDebugKeys=1 UseBindlessMode=1 UseExternalAllocatorForSshAndDsh=1 %t.out |
| 8 | + |
| 9 | +// This tests that sycl::buffer works with image fetches |
| 10 | +// Currently this fails when |
| 11 | +// https://github.com/intel/llvm/commit/f9c8c01d38f8fbea81db99ab90b7d0f2bdcc8b4d |
| 12 | +// is cherry-picked. See https://github.com/intel/llvm/issues/16503 |
| 13 | + |
| 14 | +#include <iostream> |
| 15 | +#include <sycl/detail/core.hpp> |
| 16 | + |
| 17 | +#include <sycl/ext/oneapi/bindless_images.hpp> |
| 18 | + |
| 19 | +// Uncomment to print additional test information |
| 20 | +// #define VERBOSE_PRINT |
| 21 | + |
| 22 | +class image_addition; |
| 23 | + |
| 24 | +int main() { |
| 25 | + |
| 26 | + sycl::device dev; |
| 27 | + sycl::queue q(dev); |
| 28 | + auto ctxt = q.get_context(); |
| 29 | + |
| 30 | + // declare image data |
| 31 | + constexpr size_t width = 512; |
| 32 | + std::vector<sycl::float4> out(width); |
| 33 | + std::vector<float> expected(width); |
| 34 | + std::vector<sycl::float4> dataIn1(width); |
| 35 | + std::vector<sycl::float4> dataIn2(width); |
| 36 | + float exp = 512; |
| 37 | + for (int i = 0; i < width; i++) { |
| 38 | + expected[i] = exp; |
| 39 | + dataIn1[i] = sycl::float4(i, i, i, i); |
| 40 | + dataIn2[i] = sycl::float4(width - i, width - i, width - i, width - i); |
| 41 | + } |
| 42 | + |
| 43 | + try { |
| 44 | + // Extension: image descriptor - can use the same for both images |
| 45 | + sycl::ext::oneapi::experimental::image_descriptor desc( |
| 46 | + {width}, 4, sycl::image_channel_type::fp32); |
| 47 | + |
| 48 | + // Extension: allocate memory on device and create the handle |
| 49 | + // Input images memory |
| 50 | + sycl::ext::oneapi::experimental::image_mem imgMem0(desc, dev, ctxt); |
| 51 | + sycl::ext::oneapi::experimental::image_mem imgMem1(desc, dev, ctxt); |
| 52 | + |
| 53 | + // Output image memory |
| 54 | + sycl::ext::oneapi::experimental::image_mem imgMem2(desc, dev, ctxt); |
| 55 | + |
| 56 | + // Extension: copy over data to device |
| 57 | + q.ext_oneapi_copy(dataIn1.data(), imgMem0.get_handle(), desc); |
| 58 | + q.ext_oneapi_copy(dataIn2.data(), imgMem1.get_handle(), desc); |
| 59 | + q.wait_and_throw(); |
| 60 | + |
| 61 | + // Extension: create the image and return the handle |
| 62 | + sycl::ext::oneapi::experimental::unsampled_image_handle imgIn1 = |
| 63 | + sycl::ext::oneapi::experimental::create_image(imgMem0, desc, dev, ctxt); |
| 64 | + sycl::ext::oneapi::experimental::unsampled_image_handle imgIn2 = |
| 65 | + sycl::ext::oneapi::experimental::create_image(imgMem1, desc, dev, ctxt); |
| 66 | + |
| 67 | + sycl::ext::oneapi::experimental::unsampled_image_handle imgOut = |
| 68 | + sycl::ext::oneapi::experimental::create_image(imgMem2, desc, dev, ctxt); |
| 69 | + sycl::range<1> r(1); |
| 70 | + sycl::buffer<sycl::ext::oneapi::experimental::unsampled_image_handle, 1> |
| 71 | + imgHandlesBuf{&imgIn1, r}; |
| 72 | + sycl::buffer<sycl::float4, 1> buf(out.data(), sycl::range<1>{width}); |
| 73 | + q.submit([&](sycl::handler &cgh) { |
| 74 | + sycl::accessor imgHandleAcc{imgHandlesBuf, cgh, sycl::read_only}; |
| 75 | + sycl::accessor outAcc{buf, cgh, sycl::write_only}; |
| 76 | + cgh.parallel_for<image_addition>( |
| 77 | + sycl::nd_range<1>{{width}, {width}}, [=](sycl::nd_item<1> it) { |
| 78 | + size_t dim0 = it.get_local_id(0); |
| 79 | + float sum = 0; |
| 80 | + // Extension: fetch image data from handle |
| 81 | + sycl::float4 px1 = |
| 82 | + sycl::ext::oneapi::experimental::fetch_image<sycl::float4>( |
| 83 | + imgHandleAcc[0], int(dim0)); |
| 84 | + sycl::float4 px2 = |
| 85 | + sycl::ext::oneapi::experimental::fetch_image<sycl::float4>( |
| 86 | + imgIn2, int(dim0)); |
| 87 | + |
| 88 | + sum = px1[0] + px2[0]; |
| 89 | + // Extension: write to image with handle |
| 90 | + outAcc[dim0][0] = sum; |
| 91 | + }); |
| 92 | + }); |
| 93 | + |
| 94 | + q.wait_and_throw(); |
| 95 | + // Extension: copy data from device to host |
| 96 | + q.ext_oneapi_copy(imgMem2.get_handle(), out.data(), desc); |
| 97 | + q.wait_and_throw(); |
| 98 | + |
| 99 | + // Extension: cleanup |
| 100 | + sycl::ext::oneapi::experimental::destroy_image_handle(imgIn1, dev, ctxt); |
| 101 | + sycl::ext::oneapi::experimental::destroy_image_handle(imgIn2, dev, ctxt); |
| 102 | + sycl::ext::oneapi::experimental::destroy_image_handle(imgOut, dev, ctxt); |
| 103 | + } catch (sycl::exception e) { |
| 104 | + std::cerr << "SYCL exception caught! : " << e.what() << "\n"; |
| 105 | + return 1; |
| 106 | + } catch (...) { |
| 107 | + std::cerr << "Unknown exception caught!\n"; |
| 108 | + return 2; |
| 109 | + } |
| 110 | + |
| 111 | + // collect and validate output |
| 112 | + bool validated = true; |
| 113 | + for (int i = 0; i < width; i++) { |
| 114 | + bool mismatch = false; |
| 115 | + if (out[i][0] != expected[i]) { |
| 116 | + mismatch = true; |
| 117 | + validated = false; |
| 118 | + } |
| 119 | + |
| 120 | + if (mismatch) { |
| 121 | +#ifdef VERBOSE_PRINT |
| 122 | + std::cout << "Result mismatch! Expected: " << expected[i] |
| 123 | + << ", Actual: " << out[i][0] << std::endl; |
| 124 | +#else |
| 125 | + break; |
| 126 | +#endif |
| 127 | + } |
| 128 | + } |
| 129 | + if (validated) { |
| 130 | + std::cout << "Test passed!" << std::endl; |
| 131 | + return 0; |
| 132 | + } |
| 133 | + |
| 134 | + std::cout << "Test failed!" << std::endl; |
| 135 | + return 3; |
| 136 | +} |
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