1 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=tahiti -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=SI %s
2 ; RUN: llc -amdgpu-scalarize-global-loads=false -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs -enable-unsafe-fp-math < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
4 ; GCN-LABEL: {{^}}fptoui_f16_to_i16
5 ; GCN: buffer_load_ushort v[[A_F16:[0-9]+]]
6 ; GCN: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], v[[A_F16]]
7 ; SI: v_cvt_u32_f32_e32 v[[R_I16:[0-9]+]], v[[A_F32]]
8 ; VI: v_cvt_i32_f32_e32 v[[R_I16:[0-9]+]], v[[A_F32]]
9 ; GCN: buffer_store_short v[[R_I16]]
11 define amdgpu_kernel void @fptoui_f16_to_i16(
13 half addrspace(1)* %a) {
15 %a.val = load half, half addrspace(1)* %a
16 %r.val = fptoui half %a.val to i16
17 store i16 %r.val, i16 addrspace(1)* %r
21 ; GCN-LABEL: {{^}}fptoui_f16_to_i32
22 ; GCN: buffer_load_ushort v[[A_F16:[0-9]+]]
23 ; GCN: v_cvt_f32_f16_e32 v[[A_F32:[0-9]+]], v[[A_F16]]
24 ; GCN: v_cvt_u32_f32_e32 v[[R_I32:[0-9]+]], v[[A_F32]]
25 ; GCN: buffer_store_dword v[[R_I32]]
27 define amdgpu_kernel void @fptoui_f16_to_i32(
29 half addrspace(1)* %a) {
31 %a.val = load half, half addrspace(1)* %a
32 %r.val = fptoui half %a.val to i32
33 store i32 %r.val, i32 addrspace(1)* %r
37 ; Need to make sure we promote f16 to f32 when converting f16 to i64. Existing
38 ; test checks code generated for 'i64 = fp_to_uint f32'.
40 ; GCN-LABEL: {{^}}fptoui_f16_to_i64
41 ; GCN: buffer_load_ushort
42 ; GCN: v_cvt_f32_f16_e32
44 define amdgpu_kernel void @fptoui_f16_to_i64(
46 half addrspace(1)* %a) {
48 %a.val = load half, half addrspace(1)* %a
49 %r.val = fptoui half %a.val to i64
50 store i64 %r.val, i64 addrspace(1)* %r
54 ; GCN-LABEL: {{^}}fptoui_v2f16_to_v2i16
55 ; GCN: buffer_load_dword v[[A_V2_F16:[0-9]+]]
57 ; SI: v_lshrrev_b32_e32 v[[A_F16_1:[0-9]+]], 16, v[[A_V2_F16]]
58 ; SI-DAG: v_cvt_f32_f16_e32 v[[A_F32_1:[0-9]+]], v[[A_F16_1]]
59 ; SI-DAG: v_cvt_f32_f16_e32 v[[A_F32_0:[0-9]+]], v[[A_V2_F16]]
60 ; SI: v_cvt_u32_f32_e32 v[[R_I16_1:[0-9]+]], v[[A_F32_1]]
61 ; SI: v_cvt_u32_f32_e32 v[[R_I16_0:[0-9]+]], v[[A_F32_0]]
62 ; SI: v_lshlrev_b32_e32 v[[R_I16_HI:[0-9]+]], 16, v[[R_I16_1]]
63 ; SI: v_or_b32_e32 v[[R_V2_I16:[0-9]+]], v[[R_I16_0]], v[[R_I16_HI]]
65 ; VI-DAG: v_cvt_f32_f16_e32 v[[A_F32_1:[0-9]+]], v[[A_V2_F16]]
66 ; VI-DAG: v_cvt_f32_f16_sdwa v[[A_F32_0:[0-9]+]], v[[A_V2_F16]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_1
67 ; VI: v_cvt_i32_f32_e32 v[[R_I16_1:[0-9]+]], v[[A_F32_1]]
68 ; VI: v_cvt_i32_f32_sdwa v[[R_I16_0:[0-9]+]], v[[A_F32_0]] dst_sel:WORD_1 dst_unused:UNUSED_PAD src0_sel:DWORD
69 ; VI: v_or_b32_sdwa v[[R_V2_I16:[0-9]+]], v[[R_I16_1]], v[[R_I16_0]] dst_sel:DWORD dst_unused:UNUSED_PAD src0_sel:WORD_0 src1_sel:DWORD
71 ; GCN: buffer_store_dword v[[R_V2_I16]]
74 define amdgpu_kernel void @fptoui_v2f16_to_v2i16(
75 <2 x i16> addrspace(1)* %r,
76 <2 x half> addrspace(1)* %a) {
78 %a.val = load <2 x half>, <2 x half> addrspace(1)* %a
79 %r.val = fptoui <2 x half> %a.val to <2 x i16>
80 store <2 x i16> %r.val, <2 x i16> addrspace(1)* %r
84 ; GCN-LABEL: {{^}}fptoui_v2f16_to_v2i32
85 ; GCN: buffer_load_dword
86 ; GCN: v_cvt_f32_f16_e32
87 ; SI: v_cvt_f32_f16_e32
88 ; VI: v_cvt_f32_f16_sdwa
89 ; GCN: v_cvt_u32_f32_e32
90 ; GCN: v_cvt_u32_f32_e32
91 ; GCN: buffer_store_dwordx2
93 define amdgpu_kernel void @fptoui_v2f16_to_v2i32(
94 <2 x i32> addrspace(1)* %r,
95 <2 x half> addrspace(1)* %a) {
97 %a.val = load <2 x half>, <2 x half> addrspace(1)* %a
98 %r.val = fptoui <2 x half> %a.val to <2 x i32>
99 store <2 x i32> %r.val, <2 x i32> addrspace(1)* %r
103 ; Need to make sure we promote f16 to f32 when converting f16 to i64. Existing
104 ; test checks code generated for 'i64 = fp_to_uint f32'.
106 ; GCN-LABEL: {{^}}fptoui_v2f16_to_v2i64
107 ; GCN: buffer_load_dword
108 ; GCN: v_cvt_f32_f16_e32
109 ; SI: v_cvt_f32_f16_e32
110 ; VI: v_cvt_f32_f16_sdwa
112 define amdgpu_kernel void @fptoui_v2f16_to_v2i64(
113 <2 x i64> addrspace(1)* %r,
114 <2 x half> addrspace(1)* %a) {
116 %a.val = load <2 x half>, <2 x half> addrspace(1)* %a
117 %r.val = fptoui <2 x half> %a.val to <2 x i64>
118 store <2 x i64> %r.val, <2 x i64> addrspace(1)* %r