diff options
author | Yaxun Liu <Yaxun.Liu@amd.com> | 2019-04-30 18:35:37 +0000 |
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committer | Yaxun Liu <Yaxun.Liu@amd.com> | 2019-04-30 18:35:37 +0000 |
commit | 63e574d77118038bbb1364585dc3a681660bc252 (patch) | |
tree | 2923725f8568145aef4ac31cfef2752925605e5e | |
parent | fcfa5da42784b3c350c3ce31373656904e6d06dd (diff) |
AMDGPU: Enable _Float16
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@359594 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/Basic/Targets/AMDGPU.cpp | 3 | ||||
-rw-r--r-- | test/CodeGenCXX/amdgpu-float16.cpp | 19 |
2 files changed, 22 insertions, 0 deletions
diff --git a/lib/Basic/Targets/AMDGPU.cpp b/lib/Basic/Targets/AMDGPU.cpp index 4ce438cade..922f02f73d 100644 --- a/lib/Basic/Targets/AMDGPU.cpp +++ b/lib/Basic/Targets/AMDGPU.cpp @@ -252,6 +252,9 @@ AMDGPUTargetInfo::AMDGPUTargetInfo(const llvm::Triple &Triple, !isAMDGCN(Triple)); UseAddrSpaceMapMangling = true; + HasLegalHalfType = true; + HasFloat16 = true; + // Set pointer width and alignment for target address space 0. PointerWidth = PointerAlign = DataLayout->getPointerSizeInBits(); if (getMaxPointerWidth() == 64) { diff --git a/test/CodeGenCXX/amdgpu-float16.cpp b/test/CodeGenCXX/amdgpu-float16.cpp new file mode 100644 index 0000000000..8119466f57 --- /dev/null +++ b/test/CodeGenCXX/amdgpu-float16.cpp @@ -0,0 +1,19 @@ +// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -target-cpu gfx701 -S -o - %s | FileCheck %s -check-prefix=NOF16 +// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -target-cpu gfx803 -S -o - %s | FileCheck %s +// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -target-cpu gfx900 -S -o - %s | FileCheck %s +// RUN: %clang_cc1 -triple amdgcn-amd-amdhsa -target-cpu gfx906 -S -o - %s | FileCheck %s +void f() { + _Float16 x, y, z; + // CHECK: v_add_f16_e64 + // NOF16: v_add_f32_e64 + z = x + y; + // CHECK: v_sub_f16_e64 + // NOF16: v_sub_f32_e64 + z = x - y; + // CHECK: v_mul_f16_e64 + // NOF16: v_mul_f32_e64 + z = x * y; + // CHECK: v_div_fixup_f16 + // NOF16: v_div_fixup_f32 + z = x / y; +} |