diff --git a/clang/lib/Headers/__clang_hip_libdevice_declares.h b/clang/lib/Headers/__clang_hip_libdevice_declares.h index ec55d1a171eaa..ed576027cb5e5 100644 --- a/clang/lib/Headers/__clang_hip_libdevice_declares.h +++ b/clang/lib/Headers/__clang_hip_libdevice_declares.h @@ -10,6 +10,10 @@ #ifndef __CLANG_HIP_LIBDEVICE_DECLARES_H__ #define __CLANG_HIP_LIBDEVICE_DECLARES_H__ +#if !defined(__HIPCC_RTC__) && __has_include("hip/hip_version.h") +#include "hip/hip_version.h" +#endif // __has_include("hip/hip_version.h") + #ifdef __cplusplus extern "C" { #endif @@ -312,6 +316,29 @@ __device__ __attribute__((const)) __2i16 __ocml_isnan_2f16(__2f16); __device__ __attribute__((pure)) __2f16 __ocml_log_2f16(__2f16); __device__ __attribute__((pure)) __2f16 __ocml_log10_2f16(__2f16); __device__ __attribute__((pure)) __2f16 __ocml_log2_2f16(__2f16); + +#if HIP_VERSION_MAJOR * 100 + HIP_VERSION_MINOR >= 560 || 1 +#define __DEPRECATED_SINCE_HIP_560(X) __attribute__((deprecated(X))) +#else +#define __DEPRECATED_SINCE_HIP_560(X) +#endif + +// Deprecated, should be removed when rocm releases using it are no longer +// relevant. +__DEPRECATED_SINCE_HIP_560("use ((_Float16)1.0) / ") +__device__ inline _Float16 __llvm_amdgcn_rcp_f16(_Float16 x) { + return ((_Float16)1.0f) / x; +} + +__DEPRECATED_SINCE_HIP_560("use ((__2f16)1.0) / ") +__device__ inline __2f16 +__llvm_amdgcn_rcp_2f16(__2f16 __x) +{ + return ((__2f16)1.0f) / __x; +} + +#undef __DEPRECATED_SINCE_HIP_560 + __device__ __attribute__((const)) __2f16 __ocml_rint_2f16(__2f16); __device__ __attribute__((const)) __2f16 __ocml_rsqrt_2f16(__2f16); __device__ __2f16 __ocml_sin_2f16(__2f16); diff --git a/clang/test/Headers/__clang_hip_math_deprecated.hip b/clang/test/Headers/__clang_hip_math_deprecated.hip new file mode 100644 index 0000000000000..17b90eda20572 --- /dev/null +++ b/clang/test/Headers/__clang_hip_math_deprecated.hip @@ -0,0 +1,29 @@ +// NOTE: Assertions have been autogenerated by utils/update_cc_test_checks.py +// REQUIRES: amdgpu-registered-target + +// RUN: %clang_cc1 -include __clang_hip_runtime_wrapper.h \ +// RUN: -internal-isystem %S/../../lib/Headers/cuda_wrappers \ +// RUN: -internal-isystem %S/Inputs/include \ +// RUN: -triple amdgcn-amd-amdhsa -aux-triple x86_64-unknown-unknown \ +// RUN: -target-cpu gfx906 -emit-llvm %s -fcuda-is-device -O1 -o - \ +// RUN: -D__HIPCC_RTC__ | FileCheck %s + +// Test deprecated functions in the header that should be removed eventually + +// CHECK-LABEL: @test_rcpf16_wrapper( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[DIV_I:%.*]] = fdiv contract half 0xH3C00, [[X:%.*]] +// CHECK-NEXT: ret half [[DIV_I]] +// +extern "C" __device__ _Float16 test_rcpf16_wrapper(_Float16 x) { + return __llvm_amdgcn_rcp_f16(x); +} + +// CHECK-LABEL: @test_rcp2f16_wrapper( +// CHECK-NEXT: entry: +// CHECK-NEXT: [[DIV_I:%.*]] = fdiv contract <2 x half> , [[X:%.*]] +// CHECK-NEXT: ret <2 x half> [[DIV_I]] +// +extern "C" __device__ __2f16 test_rcp2f16_wrapper(__2f16 x) { + return __llvm_amdgcn_rcp_2f16(x); +}