diff options
Diffstat (limited to 'llvm/test/CodeGen/AMDGPU/llvm.fmuladd.f16.ll')
| -rw-r--r-- | llvm/test/CodeGen/AMDGPU/llvm.fmuladd.f16.ll | 116 |
1 files changed, 116 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/AMDGPU/llvm.fmuladd.f16.ll b/llvm/test/CodeGen/AMDGPU/llvm.fmuladd.f16.ll new file mode 100644 index 00000000000..2e2526f22f4 --- /dev/null +++ b/llvm/test/CodeGen/AMDGPU/llvm.fmuladd.f16.ll @@ -0,0 +1,116 @@ +; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s +; RUN: llc -march=amdgcn -mcpu=fiji -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s + +declare half @llvm.fmuladd.f16(half %a, half %b, half %c) +declare <2 x half> @llvm.fmuladd.v2f16(<2 x half> %a, <2 x half> %b, <2 x half> %c) + +; GCN-LABEL: {{^}}fmuladd_f16 +; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] +; GCN: buffer_load_ushort v[[B_F16:[0-9]+]] +; GCN: buffer_load_ushort v[[C_F16:[0-9]+]] +; SI: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], v[[A_F16]] +; SI: v_cvt_f32_f16_e32 v[[B_F32:[0-9]+]], v[[B_F16]] +; SI: v_cvt_f32_f16_e32 v[[C_F32:[0-9]+]], v[[C_F16]] +; SI: v_mac_f32_e32 v[[C_F32]], v[[B_F32]], v[[A_F32]] +; SI: v_cvt_f16_f32_e32 v[[R_F16:[0-9]+]], v[[C_F32]] +; SI: buffer_store_short v[[R_F16]] +; VI: v_mac_f16_e32 v[[C_F16]], v[[B_F16]], v[[A_F16]] +; VI: buffer_store_short v[[C_F16]] +; GCN: s_endpgm +define void @fmuladd_f16( + half addrspace(1)* %r, + half addrspace(1)* %a, + half addrspace(1)* %b, + half addrspace(1)* %c) { + %a.val = load half, half addrspace(1)* %a + %b.val = load half, half addrspace(1)* %b + %c.val = load half, half addrspace(1)* %c + %r.val = call half @llvm.fmuladd.f16(half %a.val, half %b.val, half %c.val) + store half %r.val, half addrspace(1)* %r + ret void +} + +; GCN-LABEL: {{^}}fmuladd_f16_imm_a +; GCN: buffer_load_ushort v[[B_F16:[0-9]+]] +; GCN: buffer_load_ushort v[[C_F16:[0-9]+]] +; SI: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], 0x4200{{$}} +; SI: v_cvt_f32_f16_e32 v[[B_F32:[0-9]+]], v[[B_F16]] +; SI: v_cvt_f32_f16_e32 v[[C_F32:[0-9]+]], v[[C_F16]] +; SI: v_mac_f32_e32 v[[C_F32]], v[[A_F32]], v[[B_F32]] +; SI: v_cvt_f16_f32_e32 v[[R_F16:[0-9]+]], v[[C_F32]] +; SI: buffer_store_short v[[R_F16]] +; VI: v_mac_f16_e32 v[[C_F16]], 0x4200, v[[B_F16]] +; VI: buffer_store_short v[[C_F16]] +; GCN: s_endpgm +define void @fmuladd_f16_imm_a( + half addrspace(1)* %r, + half addrspace(1)* %b, + half addrspace(1)* %c) { + %b.val = load half, half addrspace(1)* %b + %c.val = load half, half addrspace(1)* %c + %r.val = call half @llvm.fmuladd.f16(half 3.0, half %b.val, half %c.val) + store half %r.val, half addrspace(1)* %r + ret void +} + +; GCN-LABEL: {{^}}fmuladd_f16_imm_b +; GCN: buffer_load_ushort v[[A_F16:[0-9]+]] +; GCN: buffer_load_ushort v[[C_F16:[0-9]+]] +; SI: v_cvt_f32_f16_e32 v[[B_F32:[0-9]+]], 0x4200{{$}} +; SI: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], v[[A_F16]] +; SI: v_cvt_f32_f16_e32 v[[C_F32:[0-9]+]], v[[C_F16]] +; SI: v_mac_f32_e32 v[[C_F32]], v[[B_F32]], v[[A_F32]] +; SI: v_cvt_f16_f32_e32 v[[R_F16:[0-9]+]], v[[C_F32]] +; SI: buffer_store_short v[[R_F16]] +; VI: v_mac_f16_e32 v[[C_F16]], 0x4200, v[[A_F16]] +; VI: buffer_store_short v[[C_F16]] +; GCN: s_endpgm +define void @fmuladd_f16_imm_b( + half addrspace(1)* %r, + half addrspace(1)* %a, + half addrspace(1)* %c) { + %a.val = load half, half addrspace(1)* %a + %c.val = load half, half addrspace(1)* %c + %r.val = call half @llvm.fmuladd.f16(half %a.val, half 3.0, half %c.val) + store half %r.val, half addrspace(1)* %r + ret void +} + +; GCN-LABEL: {{^}}fmuladd_v2f16 +; GCN: buffer_load_dword v[[A_V2_F16:[0-9]+]] +; GCN: buffer_load_dword v[[B_V2_F16:[0-9]+]] +; GCN: buffer_load_dword v[[C_V2_F16:[0-9]+]] +; GCN: v_lshrrev_b32_e32 v[[A_F16_1:[0-9]+]], 16, v[[A_V2_F16]] +; GCN: v_lshrrev_b32_e32 v[[B_F16_1:[0-9]+]], 16, v[[B_V2_F16]] +; GCN: v_lshrrev_b32_e32 v[[C_F16_1:[0-9]+]], 16, v[[C_V2_F16]] +; SI: v_cvt_f32_f16_e32 v[[A_F32_0:[0-9]+]], v[[A_V2_F16]] +; SI: v_cvt_f32_f16_e32 v[[B_F32_0:[0-9]+]], v[[B_V2_F16]] +; SI: v_cvt_f32_f16_e32 v[[C_F32_0:[0-9]+]], v[[C_V2_F16]] +; SI: v_cvt_f32_f16_e32 v[[A_F32_1:[0-9]+]], v[[A_F16_1]] +; SI: v_cvt_f32_f16_e32 v[[B_F32_1:[0-9]+]], v[[B_F16_1]] +; SI: v_cvt_f32_f16_e32 v[[C_F32_1:[0-9]+]], v[[C_F16_1]] +; SI: v_mac_f32_e32 v[[C_F32_0]], v[[B_F32_0]], v[[A_F32_0]] +; SI: v_cvt_f16_f32_e32 v[[R_F16_0:[0-9]+]], v[[C_F32_0]] +; SI: v_mac_f32_e32 v[[C_F32_1]], v[[B_F32_1]], v[[A_F32_1]] +; SI: v_cvt_f16_f32_e32 v[[R_F16_1:[0-9]+]], v[[C_F32_1]] +; SI: v_and_b32_e32 v[[R_F16_LO:[0-9]+]], 0xffff, v[[R_F16_0]] +; SI: v_lshlrev_b32_e32 v[[R_F16_HI:[0-9]+]], 16, v[[R_F16_1]] +; VI: v_mac_f16_e32 v[[C_V2_F16]], v[[B_V2_F16]], v[[A_V2_F16]] +; VI: v_mac_f16_e32 v[[C_F16_1]], v[[B_F16_1]], v[[A_F16_1]] +; VI: v_and_b32_e32 v[[R_F16_LO:[0-9]+]], 0xffff, v[[C_V2_F16]] +; VI: v_lshlrev_b32_e32 v[[R_F16_HI:[0-9]+]], 16, v[[C_F16_1]] +; GCN: v_or_b32_e32 v[[R_V2_F16:[0-9]+]], v[[R_F16_HI]], v[[R_F16_LO]] +; GCN: buffer_store_dword v[[R_V2_F16]] +; GCN: s_endpgm +define void @fmuladd_v2f16( + <2 x half> addrspace(1)* %r, + <2 x half> addrspace(1)* %a, + <2 x half> addrspace(1)* %b, + <2 x half> addrspace(1)* %c) { + %a.val = load <2 x half>, <2 x half> addrspace(1)* %a + %b.val = load <2 x half>, <2 x half> addrspace(1)* %b + %c.val = load <2 x half>, <2 x half> addrspace(1)* %c + %r.val = call <2 x half> @llvm.fmuladd.v2f16(<2 x half> %a.val, <2 x half> %b.val, <2 x half> %c.val) + store <2 x half> %r.val, <2 x half> addrspace(1)* %r + ret void +} |
