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view llvm/test/CodeGen/AMDGPU/llvm.amdgcn.frexp.exp.f16.ll @ 223:5f17cb93ff66 llvm-original
LLVM13 (2021/7/18)
author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Sun, 18 Jul 2021 22:43:00 +0900 |
parents | 1d019706d866 |
children | 1f2b6ac9f198 |
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; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s declare i16 @llvm.amdgcn.frexp.exp.i16.f16(half %a) ; GCN-LABEL: {{^}}frexp_exp_f16 ; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] ; VI: v_frexp_exp_i16_f16_e32 v[[R_I16:[0-9]+]], v[[A_F16]] ; GCN: buffer_store_short v[[R_I16]] define amdgpu_kernel void @frexp_exp_f16( i16 addrspace(1)* %r, half addrspace(1)* %a) { entry: %a.val = load half, half addrspace(1)* %a %r.val = call i16 @llvm.amdgcn.frexp.exp.i16.f16(half %a.val) store i16 %r.val, i16 addrspace(1)* %r ret void } ; GCN-LABEL: {{^}}frexp_exp_f16_sext ; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] ; VI: v_frexp_exp_i16_f16_e32 v[[R_I16:[0-9]+]], v[[A_F16]] ; VI: v_bfe_i32 v[[R_I32:[0-9]+]], v[[R_I16]], 0, 16{{$}} ; GCN: buffer_store_dword v[[R_I32]] define amdgpu_kernel void @frexp_exp_f16_sext( i32 addrspace(1)* %r, half addrspace(1)* %a) { entry: %a.val = load half, half addrspace(1)* %a %r.val = call i16 @llvm.amdgcn.frexp.exp.i16.f16(half %a.val) %r.val.sext = sext i16 %r.val to i32 store i32 %r.val.sext, i32 addrspace(1)* %r ret void } ; GCN-LABEL: {{^}}frexp_exp_f16_zext ; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] ; VI: v_frexp_exp_i16_f16_e32 v[[R_I16:[0-9]+]], v[[A_F16]] ; GCN: buffer_store_dword v[[R_I16]] define amdgpu_kernel void @frexp_exp_f16_zext( i32 addrspace(1)* %r, half addrspace(1)* %a) { entry: %a.val = load half, half addrspace(1)* %a %r.val = call i16 @llvm.amdgcn.frexp.exp.i16.f16(half %a.val) %r.val.zext = zext i16 %r.val to i32 store i32 %r.val.zext, i32 addrspace(1)* %r ret void }