forked from OSchip/llvm-project
156 lines
5.1 KiB
LLVM
156 lines
5.1 KiB
LLVM
; RUN: llc -march=amdgcn -mcpu=fiji -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=GCN -check-prefix=VI %s
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declare half @llvm.fabs.f16(half %a)
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declare i1 @llvm.amdgcn.class.f16(half %a, i32 %b)
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; GCN-LABEL: {{^}}class_f16
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; GCN: buffer_load_ushort v[[A_F16:[0-9]+]]
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; GCN: buffer_load_dword v[[B_I32:[0-9]+]]
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; VI: v_cmp_class_f16_e32 vcc, v[[A_F16]], v[[B_I32]]
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; GCN: v_cndmask_b32_e64 v[[R_I32:[0-9]+]]
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; GCN: buffer_store_dword v[[R_I32]]
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; GCN: s_endpgm
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define void @class_f16(
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i32 addrspace(1)* %r,
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half addrspace(1)* %a,
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i32 addrspace(1)* %b) {
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entry:
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%a.val = load half, half addrspace(1)* %a
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%b.val = load i32, i32 addrspace(1)* %b
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val, i32 %b.val)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_fabs
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; GCN: s_load_dword s[[SB_I32:[0-9]+]]
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], |v[[VA_F16]]|, s[[SB_I32]]
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, [[CMP]]
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_fabs(
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i32 addrspace(1)* %r,
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half %a.val,
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i32 %b.val) {
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entry:
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%a.val.fabs = call half @llvm.fabs.f16(half %a.val)
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val.fabs, i32 %b.val)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_fneg
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; GCN: s_load_dword s[[SB_I32:[0-9]+]]
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], -v[[VA_F16]], s[[SB_I32]]
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, [[CMP]]
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_fneg(
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i32 addrspace(1)* %r,
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half %a.val,
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i32 %b.val) {
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entry:
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%a.val.fneg = fsub half -0.0, %a.val
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val.fneg, i32 %b.val)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_fabs_fneg
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; GCN: s_load_dword s[[SB_I32:[0-9]+]]
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], -|v[[VA_F16]]|, s[[SB_I32]]
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, [[CMP]]
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_fabs_fneg(
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i32 addrspace(1)* %r,
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half %a.val,
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i32 %b.val) {
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entry:
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%a.val.fabs = call half @llvm.fabs.f16(half %a.val)
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%a.val.fabs.fneg = fsub half -0.0, %a.val.fabs
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val.fabs.fneg, i32 %b.val)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_1
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], v[[VA_F16]], 1{{$}}
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, [[CMP]]
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_1(
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i32 addrspace(1)* %r,
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half %a.val) {
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entry:
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val, i32 1)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_64
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e64 [[CMP:s\[[0-9]+:[0-9]+\]]], v[[VA_F16]], 64{{$}}
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, [[CMP]]
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_64(
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i32 addrspace(1)* %r,
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half %a.val) {
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entry:
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val, i32 64)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_full_mask
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; VI: v_mov_b32_e32 v[[MASK:[0-9]+]], 0x3ff{{$}}
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e32 vcc, v[[VA_F16]], v[[MASK]]
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, vcc
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_full_mask(
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i32 addrspace(1)* %r,
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half %a.val) {
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entry:
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val, i32 1023)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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; GCN-LABEL: {{^}}class_f16_nine_bit_mask
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; GCN: s_load_dword s[[SA_F16:[0-9]+]]
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; VI: v_mov_b32_e32 v[[MASK:[0-9]+]], 0x1ff{{$}}
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; VI: v_trunc_f16_e32 v[[VA_F16:[0-9]+]], s[[SA_F16]]
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; VI: v_cmp_class_f16_e32 vcc, v[[VA_F16]], v[[MASK]]
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; VI: v_cndmask_b32_e64 v[[VR_I32:[0-9]+]], 0, -1, vcc
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; GCN: buffer_store_dword v[[VR_I32]]
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; GCN: s_endpgm
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define void @class_f16_nine_bit_mask(
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i32 addrspace(1)* %r,
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half %a.val) {
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entry:
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%r.val = call i1 @llvm.amdgcn.class.f16(half %a.val, i32 511)
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%r.val.sext = sext i1 %r.val to i32
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store i32 %r.val.sext, i32 addrspace(1)* %r
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ret void
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}
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