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[SYCL] Add identification macro for DPCPP compiler #2998

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[SYCL] Add identification macro for DPCPP compiler #2998

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693b181
[SYCL] Add identification macro for DPCPP compiler
elizabethandrews Jan 7, 2021
28086b9
Implement review comments - follow clang naming convention, remove
elizabethandrews Jan 7, 2021
f48e574
Fix typo
elizabethandrews Jan 7, 2021
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2 changes: 2 additions & 0 deletions clang/lib/Frontend/InitPreprocessor.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -475,6 +475,8 @@ static void InitializeStandardPredefinedMacros(const TargetInfo &TI,
}

if (LangOpts.SYCL) {
// DPCPP compiler identification macro
Builder.defineMacro("__DPCPP_COMPILER__", "1");
// SYCL Version is set to a value when building SYCL applications
if (LangOpts.getSYCLVersion() == LangOptions::SYCL_2017) {
Builder.defineMacro("CL_SYCL_LANGUAGE_VERSION", "121");
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8 changes: 8 additions & 0 deletions clang/test/Preprocessor/predefined-macros.c
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Expand Up @@ -214,3 +214,11 @@
// CHECK-HIP-DEV: #define __HIPCC__ 1
// CHECK-HIP-DEV: #define __HIP_DEVICE_COMPILE__ 1
// CHECK-HIP-DEV: #define __HIP__ 1

// RUN: %clang_cc1 %s -E -dM -fsycl -o - \
// RUN: | FileCheck -match-full-lines %s --check-prefix=CHECK-FSYCL
// CHECK-FSYCL: #define __DPCPP_COMPILER__ 1

// RUN: %clang_cc1 %s -E -dM -o - \
// RUN: | FileCheck -match-full-lines %s --check-prefix=CHECK-NO-FSYCL
// CHECK-NO-FSYCL-NOT: #define __DPCPP_COMPILER__ 1