72 lines
3.7 KiB
LLVM
72 lines
3.7 KiB
LLVM
; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck --check-prefixes=VI,VIGFX9 %s
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; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck --check-prefixes=GFX9,VIGFX9 %s
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declare half @llvm.log10.f16(half %a)
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declare <2 x half> @llvm.log10.v2f16(<2 x half> %a)
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; GCN-LABEL: {{^}}log10_f16
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; SI: buffer_load_ushort v[[A_F16_0:[0-9]+]]
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; VI: flat_load_ushort v[[A_F16_0:[0-9]+]]
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; GFX9: global_load_ushort v[[A_F16_0:[0-9]+]]
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; SI: v_cvt_f32_f16_e32 v[[A_F32_0:[0-9]+]], v[[A_F16_0]]
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; SI: v_log_f32_e32 v[[R_F32_0:[0-9]+]], v[[A_F32_0]]
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; SI: v_mul_f32_e32 v[[R_F32_1:[0-9]+]], 0x3e9a209a, v[[R_F32_0]]
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; SI: v_cvt_f16_f32_e32 v[[R_F16_0:[0-9]+]], v[[R_F32_1]]
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; VIGFX9: v_log_f16_e32 v[[R_F16_0:[0-9]+]], v[[A_F16_0]]
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; VIGFX9: v_mul_f16_e32 v[[R_F16_0]], 0x34d1, v[[R_F16_0]]
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; SI: buffer_store_short v[[R_F16_0]], v{{\[[0-9]+:[0-9]+\]}}
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; VI: flat_store_short v{{\[[0-9]+:[0-9]+\]}}, v[[R_F16_0]]
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; GFX9: global_store_short v{{\[[0-9]+:[0-9]+\]}}, v[[R_F16_0]]
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define void @log10_f16(
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half addrspace(1)* %r,
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half addrspace(1)* %a) {
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entry:
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%a.val = load half, half addrspace(1)* %a
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%r.val = call half @llvm.log10.f16(half %a.val)
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store half %r.val, half addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}log10_v2f16
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; SI: buffer_load_dword v[[A_F16_0:[0-9]+]]
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; VI: flat_load_dword v[[A_F16_0:[0-9]+]]
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; GFX9: global_load_dword v[[A_F16_0:[0-9]+]]
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; SI: s_mov_b32 [[A_F32_2:s[0-9]+]], 0x3e9a209a
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; VIGFX9: s_movk_i32 [[A_F32_2:s[0-9]+]], 0x34d1
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; VI: v_mov_b32_e32 [[A_F32_2_V:v[0-9]+]], [[A_F32_2]]
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; SI: v_lshrrev_b32_e32 v[[A_F16_1:[0-9]+]], 16, v[[A_F16_0]]
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; SI: v_cvt_f32_f16_e32 v[[A_F32_0:[0-9]+]], v[[A_F16_1]]
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; SI: v_cvt_f32_f16_e32 v[[A_F32_1:[0-9]+]], v[[A_F16_0]]
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; SI: v_log_f32_e32 v[[R_F32_0:[0-9]+]], v[[A_F32_0]]
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; SI: v_log_f32_e32 v[[R_F32_1:[0-9]+]], v[[A_F32_1]]
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; SI: v_mul_f32_e32 v[[R_F32_5:[0-9]+]], [[A_F32_2]], v[[R_F32_0]]
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; SI: v_cvt_f16_f32_e32 v[[R_F16_0:[0-9]+]], v[[R_F32_5]]
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; SI: v_mul_f32_e32 v[[R_F32_6:[0-9]+]], [[A_F32_2]], v[[R_F32_1]]
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; SI: v_cvt_f16_f32_e32 v[[R_F16_1:[0-9]+]], v[[R_F32_6]]
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; GFX9: v_log_f16_e32 v[[R_F16_2:[0-9]+]], v[[A_F16_0]]
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; VIGFX9: v_log_f16_sdwa v[[R_F16_1:[0-9]+]], v[[A_F16_0]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
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; VI: v_log_f16_e32 v[[R_F16_0:[0-9]+]], v[[A_F16_0]]
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; VI: v_mul_f16_sdwa v[[R_F16_2:[0-9]+]], v[[R_F16_1]], [[A_F32_2_V]] dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:DWORD src1_sel:DWORD
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; GFX9: v_mul_f16_e32 v[[R_F32_3:[0-9]+]], [[A_F32_2]], v[[R_F16_2]]
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; VIGFX9: v_mul_f16_e32 v[[R_F32_2:[0-9]+]], [[A_F32_2]], v[[R_F16_0]]
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; SI: v_lshlrev_b32_e32 v[[R_F16_HI:[0-9]+]], 16, v[[R_F16_0]]
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; SI-NOT: v_and_b32_e32
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; SI: v_or_b32_e32 v[[R_F32_5:[0-9]+]], v[[R_F16_1]], v[[R_F16_0]]
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; VI-NOT: v_and_b32_e32
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; VI: v_or_b32_e32 v[[R_F32_5:[0-9]+]], v[[R_F16_0]], v[[R_F16_2]]
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; GFX9: v_and_b32_e32 v[[R_F32_4:[0-9]+]], 0xffff, v[[R_F32_3]]
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; GFX9: v_lshl_or_b32 v[[R_F32_5:[0-9]+]], v[[R_F32_2]], 16, v[[R_F32_4]]
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; SI: buffer_store_dword v[[R_F32_5]]
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; VI: flat_store_dword v{{\[[0-9]+:[0-9]+\]}}, v[[R_F32_5]]
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; GFX9: global_store_dword v{{\[[0-9]+:[0-9]+\]}}, v[[R_F32_5]]
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define void @log10_v2f16(
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<2 x half> addrspace(1)* %r,
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<2 x half> addrspace(1)* %a) {
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entry:
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%a.val = load <2 x half>, <2 x half> addrspace(1)* %a
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%r.val = call <2 x half> @llvm.log10.v2f16(<2 x half> %a.val)
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store <2 x half> %r.val, <2 x half> addrspace(1)* %r
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ret void
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}
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