|
| 1 | +load("@fbsource//xplat/executorch/build:runtime_wrapper.bzl", "runtime") |
| 2 | + |
| 3 | +# OSS prebuilt targets for Qualcomm QNN SDK. |
| 4 | +# These wrap the externally-downloaded SDK (via QNN_SDK_ROOT env var or |
| 5 | +# backends/qualcomm/scripts/download_qnn_sdk.py) so that Buck builds |
| 6 | +# in OSS CI can compile the QNN backend without fbsource third-party targets. |
| 7 | +# |
| 8 | +# Set QNN_SDK_ROOT before running buck2 build, or use .buckconfig: |
| 9 | +# [qualcomm] |
| 10 | +# qnn_sdk_root = /path/to/qnn/sdk |
| 11 | + |
| 12 | +oncall("executorch") |
| 13 | + |
| 14 | +_QNN_SDK_ROOT = native.read_config("qualcomm", "qnn_sdk_root", "") |
| 15 | +_QNN_APP_SDK_FILES = [ |
| 16 | + ("QnnModel.cpp", "share/QNN/converter/jni/QnnModel.cpp"), |
| 17 | + ("QnnWrapperUtils.cpp", "share/QNN/converter/jni/QnnWrapperUtils.cpp"), |
| 18 | + ("linux_QnnModelPal.cpp", "share/QNN/converter/jni/linux/QnnModelPal.cpp"), |
| 19 | + ("windows_QnnModelPal.cpp", "share/QNN/converter/jni/windows/QnnModelPal.cpp"), |
| 20 | + ("QnnModel.hpp", "share/QNN/converter/jni/QnnModel.hpp"), |
| 21 | + ("QnnModelPal.hpp", "share/QNN/converter/jni/QnnModelPal.hpp"), |
| 22 | + ("QnnTypeMacros.hpp", "share/QNN/converter/jni/QnnTypeMacros.hpp"), |
| 23 | + ("QnnWrapperUtils.hpp", "share/QNN/converter/jni/QnnWrapperUtils.hpp"), |
| 24 | +] |
| 25 | + |
| 26 | +_QNN_APP_SRCS = [ |
| 27 | + ":qnn_app_sources_files[QnnModel.cpp]", |
| 28 | + ":qnn_app_sources_files[QnnWrapperUtils.cpp]", |
| 29 | +] + select({ |
| 30 | + "DEFAULT": [":qnn_app_sources_files[linux_QnnModelPal.cpp]"], |
| 31 | + "ovr_config//os:linux": [":qnn_app_sources_files[linux_QnnModelPal.cpp]"], |
| 32 | + "ovr_config//os:windows": [":qnn_app_sources_files[windows_QnnModelPal.cpp]"], |
| 33 | +}) |
| 34 | + |
| 35 | +_QNN_APP_HEADERS = [ |
| 36 | + ":qnn_app_sources_files[QnnModel.hpp]", |
| 37 | + ":qnn_app_sources_files[QnnModelPal.hpp]", |
| 38 | + ":qnn_app_sources_files[QnnTypeMacros.hpp]", |
| 39 | + ":qnn_app_sources_files[QnnWrapperUtils.hpp]", |
| 40 | +] |
| 41 | + |
| 42 | +_QNN_APP_EXPORTED_HEADERS = { |
| 43 | + name: ":qnn_app_sources_files[{}]".format(name) |
| 44 | + for name in [ |
| 45 | + "QnnModel.hpp", |
| 46 | + "QnnModelPal.hpp", |
| 47 | + "QnnTypeMacros.hpp", |
| 48 | + "QnnWrapperUtils.hpp", |
| 49 | + ] |
| 50 | +} |
| 51 | + |
| 52 | +# Mirror QNN SDK API headers into declared outputs so that Buck2's sandbox |
| 53 | +# can access them (raw -I to an absolute SDK path is not sandbox-safe). |
| 54 | +runtime.genrule( |
| 55 | + name = "qnn_api_headers", |
| 56 | + out = "include", |
| 57 | + cmd = ( |
| 58 | + "cp -rLf \"{root}/include/QNN/.\" \"$OUT/\"".format(root = _QNN_SDK_ROOT) |
| 59 | + if _QNN_SDK_ROOT else "mkdir -p \"$OUT\"" |
| 60 | + ), |
| 61 | + visibility = [], |
| 62 | +) |
| 63 | + |
| 64 | +# QNN API headers (include/QNN/) |
| 65 | +runtime.cxx_library( |
| 66 | + name = "qnn_api", |
| 67 | + exported_preprocessor_flags = [ |
| 68 | + "-I$(location :qnn_api_headers)", |
| 69 | + ], |
| 70 | + exported_headers = {}, |
| 71 | + visibility = ["PUBLIC"], |
| 72 | +) |
| 73 | + |
| 74 | +# Mirror the fixed JNI SDK files into declared outputs instead of globbing an |
| 75 | +# absolute SDK path, which Buck rejects during package evaluation. |
| 76 | +runtime.genrule( |
| 77 | + name = "qnn_app_sources_files", |
| 78 | + outs = {name: [path] for name, path in _QNN_APP_SDK_FILES}, |
| 79 | + default_outs = ["."], |
| 80 | + cmd = " && ".join( |
| 81 | + [ |
| 82 | + "mkdir -p $OUT/share/QNN/converter/jni/linux $OUT/share/QNN/converter/jni/windows", |
| 83 | + ] + ( |
| 84 | + [ |
| 85 | + "cp -f \"{root}/{path}\" \"$OUT/{path}\"".format(root = _QNN_SDK_ROOT, path = path) |
| 86 | + for _, path in _QNN_APP_SDK_FILES |
| 87 | + ] if _QNN_SDK_ROOT else [ |
| 88 | + "touch \"$OUT/{path}\"".format(path = path) |
| 89 | + for _, path in _QNN_APP_SDK_FILES |
| 90 | + ] |
| 91 | + ), |
| 92 | + ), |
| 93 | +) |
| 94 | + |
| 95 | +# QNN app utility sources (converter/jni/) |
| 96 | +runtime.cxx_library( |
| 97 | + name = "qnn_app_sources", |
| 98 | + srcs = _QNN_APP_SRCS if _QNN_SDK_ROOT else [], |
| 99 | + headers = _QNN_APP_HEADERS if _QNN_SDK_ROOT else [], |
| 100 | + header_namespace = "", |
| 101 | + exported_headers = _QNN_APP_EXPORTED_HEADERS if _QNN_SDK_ROOT else {}, |
| 102 | + visibility = ["PUBLIC"], |
| 103 | + deps = [":qnn_api"], |
| 104 | +) |
| 105 | + |
| 106 | +# QNN offline compile libs (placeholder — only needed for AOT resources) |
| 107 | +runtime.filegroup( |
| 108 | + name = "qnn_offline_compile_libs", |
| 109 | + srcs = [], |
| 110 | + visibility = ["PUBLIC"], |
| 111 | +) |
| 112 | + |
| 113 | +# Android log stub (noop on non-Android) |
| 114 | +runtime.cxx_library( |
| 115 | + name = "log", |
| 116 | + exported_headers = {}, |
| 117 | + visibility = ["PUBLIC"], |
| 118 | +) |
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