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llvm-mirror/test/CodeGen/AMDGPU/ctpop64.ll
Matt Arsenault 8a15424e38 AMDGPU: Move R600 test compatability hack 
Instead of handling the r600 intrinsics on amdgcn, handle the amdgcn
intrinsics on r600.
2020-02-10 10:02:06 -08:00

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8.5 KiB
LLVM
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; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck -check-prefix=SI -check-prefix=GCN -check-prefix=FUNC %s
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -check-prefix=VI -check-prefix=GCN -check-prefix=FUNC %s
declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
declare i64 @llvm.ctpop.i64(i64) nounwind readnone
declare <2 x i64> @llvm.ctpop.v2i64(<2 x i64>) nounwind readnone
declare <4 x i64> @llvm.ctpop.v4i64(<4 x i64>) nounwind readnone
declare <8 x i64> @llvm.ctpop.v8i64(<8 x i64>) nounwind readnone
declare <16 x i64> @llvm.ctpop.v16i64(<16 x i64>) nounwind readnone
declare i65 @llvm.ctpop.i65(i65) nounwind readnone
declare i128 @llvm.ctpop.i128(i128) nounwind readnone
; FUNC-LABEL: {{^}}s_ctpop_i64:
; SI: s_load_dwordx2 [[SVAL:s\[[0-9]+:[0-9]+\]]], s{{\[[0-9]+:[0-9]+\]}}, 0x13
; VI: s_load_dwordx2 [[SVAL:s\[[0-9]+:[0-9]+\]]], s{{\[[0-9]+:[0-9]+\]}}, 0x4c
; GCN: s_bcnt1_i32_b64 [[SRESULT:s[0-9]+]], [[SVAL]]
; GCN: v_mov_b32_e32 [[VRESULT:v[0-9]+]], [[SRESULT]]
; GCN: buffer_store_dword [[VRESULT]],
; GCN: s_endpgm
define amdgpu_kernel void @s_ctpop_i64(i32 addrspace(1)* noalias %out, [8 x i32], i64 %val) nounwind {
%ctpop = call i64 @llvm.ctpop.i64(i64 %val) nounwind readnone
%truncctpop = trunc i64 %ctpop to i32
store i32 %truncctpop, i32 addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}v_ctpop_i64:
; GCN: {{buffer|flat}}_load_dwordx2 v{{\[}}[[LOVAL:[0-9]+]]:[[HIVAL:[0-9]+]]{{\]}},
; GCN: v_bcnt_u32_b32{{(_e64)*}} [[MIDRESULT:v[0-9]+]], v[[LOVAL]], 0
; SI-NEXT: v_bcnt_u32_b32_e32 [[RESULT:v[0-9]+]], v[[HIVAL]], [[MIDRESULT]]
; VI-NEXT: v_bcnt_u32_b32 [[RESULT:v[0-9]+]], v[[HIVAL]], [[MIDRESULT]]
; GCN: buffer_store_dword [[RESULT]],
; GCN: s_endpgm
define amdgpu_kernel void @v_ctpop_i64(i32 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in) nounwind {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%in.gep = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
%val = load i64, i64 addrspace(1)* %in.gep, align 8
%ctpop = call i64 @llvm.ctpop.i64(i64 %val) nounwind readnone
%truncctpop = trunc i64 %ctpop to i32
store i32 %truncctpop, i32 addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}v_ctpop_i64_user:
; GCN: {{buffer|flat}}_load_dwordx2 v{{\[}}[[LOVAL:[0-9]+]]:[[HIVAL:[0-9]+]]{{\]}},
; GCN: v_bcnt_u32_b32{{(_e64)*}} [[MIDRESULT:v[0-9]+]], v[[LOVAL]], 0
; SI-NEXT: v_bcnt_u32_b32_e32 [[RESULT:v[0-9]+]], v[[HIVAL]], [[MIDRESULT]]
; VI-NEXT: v_bcnt_u32_b32 [[RESULT:v[0-9]+]], v[[HIVAL]], [[MIDRESULT]]
; GCN-DAG: v_or_b32_e32 v[[RESULT_LO:[0-9]+]], s{{[0-9]+}}, [[RESULT]]
; GCN-DAG: v_mov_b32_e32 v[[RESULT_HI:[0-9]+]], s{{[0-9]+}}
; GCN: buffer_store_dwordx2 v{{\[}}[[RESULT_LO]]:[[RESULT_HI]]{{\]}}
; GCN: s_endpgm
define amdgpu_kernel void @v_ctpop_i64_user(i64 addrspace(1)* noalias %out, i64 addrspace(1)* noalias %in, i64 %s.val) nounwind {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%in.gep = getelementptr i64, i64 addrspace(1)* %in, i32 %tid
%val = load i64, i64 addrspace(1)* %in.gep, align 8
%ctpop = call i64 @llvm.ctpop.i64(i64 %val) nounwind readnone
%or = or i64 %ctpop, %s.val
store i64 %or, i64 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_ctpop_v2i64:
; GCN: s_bcnt1_i32_b64
; GCN: s_bcnt1_i32_b64
; GCN: s_endpgm
define amdgpu_kernel void @s_ctpop_v2i64(<2 x i32> addrspace(1)* noalias %out, <2 x i64> %val) nounwind {
%ctpop = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %val) nounwind readnone
%truncctpop = trunc <2 x i64> %ctpop to <2 x i32>
store <2 x i32> %truncctpop, <2 x i32> addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}s_ctpop_v4i64:
; GCN: s_bcnt1_i32_b64
; GCN: s_bcnt1_i32_b64
; GCN: s_bcnt1_i32_b64
; GCN: s_bcnt1_i32_b64
; GCN: s_endpgm
define amdgpu_kernel void @s_ctpop_v4i64(<4 x i32> addrspace(1)* noalias %out, <4 x i64> %val) nounwind {
%ctpop = call <4 x i64> @llvm.ctpop.v4i64(<4 x i64> %val) nounwind readnone
%truncctpop = trunc <4 x i64> %ctpop to <4 x i32>
store <4 x i32> %truncctpop, <4 x i32> addrspace(1)* %out, align 16
ret void
}
; FUNC-LABEL: {{^}}v_ctpop_v2i64:
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: s_endpgm
define amdgpu_kernel void @v_ctpop_v2i64(<2 x i32> addrspace(1)* noalias %out, <2 x i64> addrspace(1)* noalias %in) nounwind {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%in.gep = getelementptr <2 x i64>, <2 x i64> addrspace(1)* %in, i32 %tid
%val = load <2 x i64>, <2 x i64> addrspace(1)* %in.gep, align 16
%ctpop = call <2 x i64> @llvm.ctpop.v2i64(<2 x i64> %val) nounwind readnone
%truncctpop = trunc <2 x i64> %ctpop to <2 x i32>
store <2 x i32> %truncctpop, <2 x i32> addrspace(1)* %out, align 8
ret void
}
; FUNC-LABEL: {{^}}v_ctpop_v4i64:
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: v_bcnt_u32_b32
; GCN: s_endpgm
define amdgpu_kernel void @v_ctpop_v4i64(<4 x i32> addrspace(1)* noalias %out, <4 x i64> addrspace(1)* noalias %in) nounwind {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%in.gep = getelementptr <4 x i64>, <4 x i64> addrspace(1)* %in, i32 %tid
%val = load <4 x i64>, <4 x i64> addrspace(1)* %in.gep, align 32
%ctpop = call <4 x i64> @llvm.ctpop.v4i64(<4 x i64> %val) nounwind readnone
%truncctpop = trunc <4 x i64> %ctpop to <4 x i32>
store <4 x i32> %truncctpop, <4 x i32> addrspace(1)* %out, align 16
ret void
}
; FUNC-LABEL: {{^}}ctpop_i64_in_br:
; SI-DAG: s_load_dwordx2 s{{\[}}[[LOVAL:[0-9]+]]:[[HIVAL:[0-9]+]]{{\]}}, s[{{[0-9]+:[0-9]+}}], 0xd
; VI-DAG: s_load_dwordx2 s{{\[}}[[LOVAL:[0-9]+]]:[[HIVAL:[0-9]+]]{{\]}}, s[{{[0-9]+:[0-9]+}}], 0x34
; GCN-DAG: s_bcnt1_i32_b64 [[RESULT:s[0-9]+]], {{s\[}}[[LOVAL]]:[[HIVAL]]{{\]}}
; GCN-DAG: s_mov_b32 [[ZERO:s[0-9]+]], 0
; GCN-DAG: v_mov_b32_e32 v[[VLO:[0-9]+]], [[RESULT]]
; GCN-DAG: v_mov_b32_e32 v[[VHI:[0-9]+]], [[ZERO]]
; GCN: buffer_store_dwordx2 {{v\[}}[[VLO]]:[[VHI]]{{\]}}
; GCN: s_endpgm
define amdgpu_kernel void @ctpop_i64_in_br(i64 addrspace(1)* %out, i64 addrspace(1)* %in, i64 %ctpop_arg, i32 %cond) {
entry:
%tmp0 = icmp eq i32 %cond, 0
br i1 %tmp0, label %if, label %else
if:
%tmp2 = call i64 @llvm.ctpop.i64(i64 %ctpop_arg)
br label %endif
else:
%tmp3 = getelementptr i64, i64 addrspace(1)* %in, i32 1
%tmp4 = load i64, i64 addrspace(1)* %tmp3
br label %endif
endif:
%tmp5 = phi i64 [%tmp2, %if], [%tmp4, %else]
store i64 %tmp5, i64 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}s_ctpop_i128:
; GCN: s_bcnt1_i32_b64 [[SRESULT0:s[0-9]+]],
; GCN: s_bcnt1_i32_b64 [[SRESULT1:s[0-9]+]],
; GCN: s_add_i32 s{{[0-9]+}}, [[SRESULT1]], [[SRESULT0]]
; GCN: s_endpgm
define amdgpu_kernel void @s_ctpop_i128(i32 addrspace(1)* noalias %out, i128 %val) nounwind {
%ctpop = call i128 @llvm.ctpop.i128(i128 %val) nounwind readnone
%truncctpop = trunc i128 %ctpop to i32
store i32 %truncctpop, i32 addrspace(1)* %out, align 4
ret void
}
; FUNC-LABEL: {{^}}s_ctpop_i65:
; GCN: s_bcnt1_i32_b64 [[REG0:s[0-9]+]],
; GCN: s_and_b32
; GCN: s_bcnt1_i32_b64 [[REG1:s[0-9]+]],
; GCN: s_add_i32 {{s[0-9]+}}, [[REG0]], [[REG1]]
; GCN: s_endpgm
define amdgpu_kernel void @s_ctpop_i65(i32 addrspace(1)* noalias %out, i65 %val) nounwind {
%ctpop = call i65 @llvm.ctpop.i65(i65 %val) nounwind readnone
%truncctpop = trunc i65 %ctpop to i32
store i32 %truncctpop, i32 addrspace(1)* %out, align 4
ret void
}
; FIXME: Should not have extra add
; FUNC-LABEL: {{^}}v_ctpop_i128:
; SI: buffer_load_dwordx4 v{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]{{\]}}, v{{\[[0-9]+:[0-9]+\]}}, s{{\[[0-9]+:[0-9]+\]}}, 0 addr64
; VI: flat_load_dwordx4 v{{\[}}[[VAL0:[0-9]+]]:[[VAL3:[0-9]+]]{{\]}}, v{{\[[0-9]+:[0-9]+\]}}
; GCN-DAG: v_bcnt_u32_b32{{(_e64)*}} [[MIDRESULT0:v[0-9]+]], v{{[0-9]+}}, 0
; GCN-DAG: v_bcnt_u32_b32{{(_e32)*(_e64)*}} [[MIDRESULT1:v[0-9]+]], v[[VAL3]], [[MIDRESULT0]]
; GCN-DAG: v_bcnt_u32_b32{{(_e64)*}} [[MIDRESULT2:v[0-9]+]], v[[VAL0]], 0
; GCN-DAG: v_bcnt_u32_b32{{(_e32)*(_e64)*}} [[MIDRESULT3:v[0-9]+]], v{{[0-9]+}}, [[MIDRESULT2]]
; GCN: v_add_{{[iu]}}32_e32 [[RESULT:v[0-9]+]], vcc, [[MIDRESULT2]], [[MIDRESULT1]]
; GCN: buffer_store_dword [[RESULT]],
; GCN: s_endpgm
define amdgpu_kernel void @v_ctpop_i128(i32 addrspace(1)* noalias %out, i128 addrspace(1)* noalias %in) nounwind {
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%in.gep = getelementptr i128, i128 addrspace(1)* %in, i32 %tid
%val = load i128, i128 addrspace(1)* %in.gep, align 8
%ctpop = call i128 @llvm.ctpop.i128(i128 %val) nounwind readnone
%truncctpop = trunc i128 %ctpop to i32
store i32 %truncctpop, i32 addrspace(1)* %out, align 4
ret void
}
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