52 lines
2.3 KiB
Text
52 lines
2.3 KiB
Text
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// Tests that host and target builtins can be used in the same TU,
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// have appropriate host/device attributes and that CUDA call
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// restrictions are enforced. Also verify that non-target builtins can
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// be used from both host and device functions.
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//
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// REQUIRES: x86-registered-target
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// REQUIRES: nvptx-registered-target
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// RUN: %clang_cc1 -triple x86_64-unknown-unknown \
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// RUN: -aux-triple nvptx64-unknown-cuda \
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// RUN: -fsyntax-only -verify=host %s
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// RUN: %clang_cc1 -triple nvptx64-unknown-cuda -fcuda-is-device \
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// RUN: -aux-triple x86_64-unknown-unknown \
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// RUN: -target-cpu sm_80 -target-feature +ptx70 \
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// RUN: -fsyntax-only -verify=dev %s
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#if !(defined(__amd64__) && defined(__PTX__))
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#error "Expected to see preprocessor macros from both sides of compilation."
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#endif
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void hf() {
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int x = __builtin_ia32_rdtsc();
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int y = __nvvm_read_ptx_sreg_tid_x();
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// host-error@-1 {{reference to __device__ function '__nvvm_read_ptx_sreg_tid_x' in __host__ function}}
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x = __builtin_abs(1);
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}
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__attribute__((device)) void df() {
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int x = __nvvm_read_ptx_sreg_tid_x();
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int y = __builtin_ia32_rdtsc(); // dev-error {{reference to __host__ function '__builtin_ia32_rdtsc' in __device__ function}}
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x = __builtin_abs(1);
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}
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#if __CUDA_ARCH__ >= 800
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__attribute__((device)) void nvvm_async_copy(__attribute__((address_space(3))) void* dst,
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__attribute__((address_space(1))) const void* src) {
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__nvvm_cp_async_ca_shared_global_4(dst, src);
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__nvvm_cp_async_ca_shared_global_8(dst, src);
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__nvvm_cp_async_ca_shared_global_16(dst, src);
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__nvvm_cp_async_cg_shared_global_16(dst, src);
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__nvvm_cp_async_ca_shared_global_4(dst, src, 2);
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__nvvm_cp_async_ca_shared_global_8(dst, src, 2);
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__nvvm_cp_async_ca_shared_global_16(dst, src, 2);
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__nvvm_cp_async_cg_shared_global_16(dst, src, 2);
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__nvvm_cp_async_ca_shared_global_4(dst, src, 2, 3); // dev-error {{too many arguments to function call}}
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__nvvm_cp_async_ca_shared_global_8(dst, src, 2, 3); // dev-error {{too many arguments to function call}}
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__nvvm_cp_async_ca_shared_global_16(dst, src, 2, 3); // dev-error {{too many arguments to function call}}
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__nvvm_cp_async_cg_shared_global_16(dst, src, 2, 3); // dev-error {{too many arguments to function call}}
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}
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#endif
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