359 lines
14 KiB
TableGen
359 lines
14 KiB
TableGen
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// RUN: llvm-tblgen -I %p/../../../include -gen-global-isel-combiner \
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// RUN: -gicombiner-stop-after-parse -combiners=MyCombiner %s | \
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// RUN: FileCheck %s
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include "llvm/Target/Target.td"
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include "llvm/Target/GlobalISel/Combine.td"
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def MyTargetISA : InstrInfo;
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def MyTarget : Target { let InstructionSet = MyTargetISA; }
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def dummy;
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def HasAnswerToEverything : Predicate<"Subtarget->getAnswerToUniverse() == 42 && Subtarget->getAnswerToLife() == 42">;
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def reg_matchinfo : GIDefMatchData<"Register">;
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// CHECK: (CombineRule name:WipOpcodeTest0 id:0 root:d
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>d:(AnyOpcodePattern [G_TRUNC])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: __WipOpcodeTest0_apply_0:(CXXPattern apply code:"APPLY")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats <empty>)
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// CHECK-NEXT: (OperandTable ApplyPats <empty>)
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// CHECK-NEXT: )
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def WipOpcodeTest0 : GICombineRule<
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(defs root:$d),
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(match (wip_match_opcode G_TRUNC):$d),
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(apply [{ APPLY }])>;
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// CHECK: (CombineRule name:WipOpcodeTest1 id:1 root:d
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>d:(AnyOpcodePattern [G_TRUNC, G_SEXT])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: __WipOpcodeTest1_apply_0:(CXXPattern apply code:"APPLY")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats <empty>)
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// CHECK-NEXT: (OperandTable ApplyPats <empty>)
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// CHECK-NEXT: )
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def WipOpcodeTest1 : GICombineRule<
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(defs root:$d),
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(match (wip_match_opcode G_TRUNC, G_SEXT):$d),
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(apply [{ APPLY }])>;
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// CHECK: (CombineRule name:InstTest0 id:2 root:d
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>d:(CodeGenInstructionPattern COPY operands:[<def>$a, $b])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: __InstTest0_apply_0:(CXXPattern apply code:"APPLY")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: a -> d
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// CHECK-NEXT: b -> <live-in>
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats <empty>)
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// CHECK-NEXT: )
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def InstTest0 : GICombineRule<
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(defs root:$d),
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(match (COPY $a, $b):$d),
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(apply [{ APPLY }])>;
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// CHECK: (CombineRule name:InstTest1 id:3 root:d
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// CHECK-NEXT: (MatchDatas
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// CHECK-NEXT: (MatchDataInfo pattern_symbol:r0 type:'Register' var_name:MDInfo0)
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// CHECK-NEXT: )
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>d:(CodeGenInstructionPattern COPY operands:[<def>$a, i32:$b])
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// CHECK-NEXT: __InstTest1_match_1:(CodeGenInstructionPattern G_ZEXT operands:[<def>$x, 0])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: __InstTest1_apply_0:(CXXPattern apply code:"APPLY")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: a -> d
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// CHECK-NEXT: b -> <live-in>
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// CHECK-NEXT: x -> __InstTest1_match_1
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats <empty>)
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// CHECK-NEXT: )
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let Predicates = [HasAnswerToEverything] in
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def InstTest1 : GICombineRule<
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(defs root:$d, reg_matchinfo:$r0),
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(match (COPY $a, i32:$b):$d,
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(G_ZEXT $x, 0)),
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(apply [{ APPLY }])>;
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// CHECK: (CombineRule name:InstTest2 id:4 root:d
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// CHECK-NEXT: (MatchDatas
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// CHECK-NEXT: (MatchDataInfo pattern_symbol:r0 type:'Register' var_name:MDInfo0)
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// CHECK-NEXT: )
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__InstTest2_match_0:(CodeGenInstructionPattern COPY operands:[<def>$d, (i32 0):$x])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: __InstTest2_apply_0:(CXXPattern apply code:"APPLY")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: d -> __InstTest2_match_0
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// CHECK-NEXT: x -> <live-in>
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats <empty>)
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// CHECK-NEXT: )
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def InstTest2 : GICombineRule<
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(defs root:$d, reg_matchinfo:$r0),
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(match (COPY $d, (i32 0):$x)),
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(apply [{ APPLY }])>;
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// CHECK: (CombineRule name:InOutInstTest0 id:5 root:dst
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__InOutInstTest0_match_0:(CodeGenInstructionPattern COPY operands:[<def>$dst, $tmp])
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// CHECK-NEXT: __InOutInstTest0_match_1:(CodeGenInstructionPattern G_ZEXT operands:[<def>$tmp, $src])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__InOutInstTest0_apply_0:(CodeGenInstructionPattern G_TRUNC operands:[<def>$dst, $src])
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// CHECK-NEXT: __InOutInstTest0_apply_1:(CXXPattern apply code:"APPLY ${src}")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: dst -> __InOutInstTest0_match_0
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// CHECK-NEXT: src -> <live-in>
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// CHECK-NEXT: tmp -> __InOutInstTest0_match_1
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats
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// CHECK-NEXT: dst -> __InOutInstTest0_apply_0
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// CHECK-NEXT: src -> <live-in>
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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def InOutInstTest0 : GICombineRule<
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(defs root:$dst),
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(match (COPY $dst, $tmp),
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(G_ZEXT $tmp, $src)),
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(apply (G_TRUNC $dst, $src), "APPLY ${src}")>;
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def MatchICst: GICombinePatFrag<
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(outs),
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(ins gi_mo:$foo, gi_imm:$cst),
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[(pattern "return matchIConstant(${foo}, ${cst})")]>;
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// CHECK: (CombineRule name:PatFragTest0 id:6 root:dst
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// CHECK-NEXT: (PatFrags
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// CHECK-NEXT: (PatFrag name:MatchICst
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// CHECK-NEXT: (ins [foo:machine_operand, cst:imm])
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// CHECK-NEXT: (alternatives [
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// CHECK-NEXT: [
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// CHECK-NEXT: (CXXPattern name:__MatchICst_alt0_pattern_0 match code:"return matchIConstant(${foo}, ${cst})"),
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// CHECK-NEXT: ],
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// CHECK-NEXT: ])
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__PatFragTest0_match_0:(CodeGenInstructionPattern G_ZEXT operands:[<def>$dst, $cst])
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// CHECK-NEXT: __PatFragTest0_match_1:(PatFragPattern MatchICst operands:[$cst, (i32 0)])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__PatFragTest0_apply_0:(CodeGenInstructionPattern COPY operands:[<def>$dst, (i32 0)])
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// CHECK-NEXT: __PatFragTest0_apply_1:(CXXPattern apply code:"APPLY ${src}")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: cst -> <live-in>
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// CHECK-NEXT: dst -> __PatFragTest0_match_0
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats
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// CHECK-NEXT: dst -> __PatFragTest0_apply_0
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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def PatFragTest0 : GICombineRule<
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(defs root:$dst),
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(match (G_ZEXT $dst, $cst), (MatchICst $cst, (i32 0))),
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(apply (COPY $dst, (i32 0)), "APPLY ${src}")>;
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def MatchFooPerms: GICombinePatFrag<
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(outs),
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(ins gi_mo:$foo, gi_imm:$cst),
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[
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(pattern "return foo(${foo}, ${cst})"),
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(pattern "return bar(${foo}, ${cst})"),
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(pattern "return bux(${foo}, ${cst})"),
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]>;
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// CHECK: (CombineRule name:PatFragTest1 id:7 root:dst
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// CHECK-NEXT: (PatFrags
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// CHECK-NEXT: (PatFrag name:MatchFooPerms
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// CHECK-NEXT: (ins [foo:machine_operand, cst:imm])
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// CHECK-NEXT: (alternatives [
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// CHECK-NEXT: [
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// CHECK-NEXT: (CXXPattern name:__MatchFooPerms_alt0_pattern_0 match code:"return foo(${foo}, ${cst})"),
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// CHECK-NEXT: ],
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// CHECK-NEXT: [
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// CHECK-NEXT: (CXXPattern name:__MatchFooPerms_alt1_pattern_0 match code:"return bar(${foo}, ${cst})"),
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// CHECK-NEXT: ],
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// CHECK-NEXT: [
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// CHECK-NEXT: (CXXPattern name:__MatchFooPerms_alt2_pattern_0 match code:"return bux(${foo}, ${cst})"),
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// CHECK-NEXT: ],
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// CHECK-NEXT: ])
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__PatFragTest1_match_0:(CodeGenInstructionPattern G_ZEXT operands:[<def>$dst, $cst])
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// CHECK-NEXT: a:(PatFragPattern MatchFooPerms operands:[$cst, (i32 0)])
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// CHECK-NEXT: b:(PatFragPattern MatchFooPerms operands:[$cst, (i32 0)])
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// CHECK-NEXT: c:(PatFragPattern MatchFooPerms operands:[$cst, (i32 0)])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__PatFragTest1_apply_0:(CodeGenInstructionPattern COPY operands:[<def>$dst, (i32 0)])
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// CHECK-NEXT: __PatFragTest1_apply_1:(CXXPattern apply code:"APPLY ${src}")
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: cst -> <live-in>
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// CHECK-NEXT: dst -> __PatFragTest1_match_0
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats
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// CHECK-NEXT: dst -> __PatFragTest1_apply_0
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// CHECK-NEXT: )
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// CHECK-NEXT: (PermutationsToEmit
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// CHECK-NEXT: [a[0], b[0], c[0]],
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// CHECK-NEXT: [a[0], b[0], c[1]],
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// CHECK-NEXT: [a[0], b[0], c[2]],
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// CHECK-NEXT: [a[0], b[1], c[0]],
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// CHECK-NEXT: [a[0], b[1], c[1]],
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// CHECK-NEXT: [a[0], b[1], c[2]],
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// CHECK-NEXT: [a[0], b[2], c[0]],
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// CHECK-NEXT: [a[0], b[2], c[1]],
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// CHECK-NEXT: [a[0], b[2], c[2]],
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// CHECK-NEXT: [a[1], b[0], c[0]],
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// CHECK-NEXT: [a[1], b[0], c[1]],
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// CHECK-NEXT: [a[1], b[0], c[2]],
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// CHECK-NEXT: [a[1], b[1], c[0]],
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// CHECK-NEXT: [a[1], b[1], c[1]],
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// CHECK-NEXT: [a[1], b[1], c[2]],
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// CHECK-NEXT: [a[1], b[2], c[0]],
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// CHECK-NEXT: [a[1], b[2], c[1]],
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// CHECK-NEXT: [a[1], b[2], c[2]],
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// CHECK-NEXT: [a[2], b[0], c[0]],
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// CHECK-NEXT: [a[2], b[0], c[1]],
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// CHECK-NEXT: [a[2], b[0], c[2]],
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// CHECK-NEXT: [a[2], b[1], c[0]],
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// CHECK-NEXT: [a[2], b[1], c[1]],
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// CHECK-NEXT: [a[2], b[1], c[2]],
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// CHECK-NEXT: [a[2], b[2], c[0]],
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// CHECK-NEXT: [a[2], b[2], c[1]],
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// CHECK-NEXT: [a[2], b[2], c[2]],
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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let MaxPermutations = -1 in
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def PatFragTest1 : GICombineRule<
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(defs root:$dst),
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(match (G_ZEXT $dst, $cst),
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(MatchFooPerms $cst, (i32 0)):$a,
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(MatchFooPerms $cst, (i32 0)):$b,
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(MatchFooPerms $cst, (i32 0)):$c
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),
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(apply (COPY $dst, (i32 0)), "APPLY ${src}")>;
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// CHECK: (CombineRule name:VariadicsInTest id:8 root:dst
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__VariadicsInTest_match_0:(CodeGenInstructionPattern G_BUILD_VECTOR operands:[<def>$dst, $a, $b])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__VariadicsInTest_apply_0:(CodeGenInstructionPattern COPY operands:[<def>$dst, (i32 0)])
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: a -> <live-in>
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// CHECK-NEXT: b -> <live-in>
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// CHECK-NEXT: dst -> __VariadicsInTest_match_0
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats
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// CHECK-NEXT: dst -> __VariadicsInTest_apply_0
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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def VariadicsInTest : GICombineRule<
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(defs root:$dst),
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(match (G_BUILD_VECTOR $dst, $a, $b)),
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(apply (COPY $dst, (i32 0)))>;
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// CHECK: (CombineRule name:VariadicsOutTest id:9 root:a
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__VariadicsOutTest_match_0:(CodeGenInstructionPattern G_UNMERGE_VALUES operands:[<def>$a, <def>$b, $src])
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// CHECK-NEXT: )
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__VariadicsOutTest_apply_0:(CodeGenInstructionPattern COPY operands:[<def>$a, (i32 0)])
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// CHECK-NEXT: <apply_root>__VariadicsOutTest_apply_1:(CodeGenInstructionPattern COPY operands:[<def>$b, (i32 0)])
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable MatchPats
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// CHECK-NEXT: a -> __VariadicsOutTest_match_0
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// CHECK-NEXT: b -> __VariadicsOutTest_match_0
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// CHECK-NEXT: src -> <live-in>
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// CHECK-NEXT: )
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// CHECK-NEXT: (OperandTable ApplyPats
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// CHECK-NEXT: a -> __VariadicsOutTest_apply_0
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// CHECK-NEXT: b -> __VariadicsOutTest_apply_1
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// CHECK-NEXT: )
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// CHECK-NEXT: )
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def VariadicsOutTest : GICombineRule<
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(defs root:$a),
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(match (G_UNMERGE_VALUES $a, $b, $src)),
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(apply (COPY $a, (i32 0)),
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(COPY $b, (i32 0)))>;
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// CHECK: (CombineRule name:TypeOfTest id:10 root:dst
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// CHECK-NEXT: (MatchPats
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// CHECK-NEXT: <match_root>__TypeOfTest_match_0:(CodeGenInstructionPattern COPY operands:[<def>$dst, $tmp])
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// CHECK-NEXT: __TypeOfTest_match_1:(CodeGenInstructionPattern G_ZEXT operands:[<def>$tmp, $src])
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// CHECK-NEXT: )
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||
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// CHECK-NEXT: (ApplyPats
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// CHECK-NEXT: <apply_root>__TypeOfTest_apply_0:(CodeGenInstructionPattern G_MUL operands:[<def>$dst, (GITypeOf<$src> 0), (GITypeOf<$dst> -1)])
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// CHECK-NEXT: )
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||
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// CHECK-NEXT: (OperandTable MatchPats
|
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// CHECK-NEXT: dst -> __TypeOfTest_match_0
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// CHECK-NEXT: src -> <live-in>
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||
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// CHECK-NEXT: tmp -> __TypeOfTest_match_1
|
||
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// CHECK-NEXT: )
|
||
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|
// CHECK-NEXT: (OperandTable ApplyPats
|
||
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|
// CHECK-NEXT: dst -> __TypeOfTest_apply_0
|
||
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// CHECK-NEXT: )
|
||
|
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// CHECK-NEXT: )
|
||
|
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def TypeOfTest : GICombineRule<
|
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|
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(defs root:$dst),
|
||
|
|
(match (COPY $dst, $tmp),
|
||
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(G_ZEXT $tmp, $src)),
|
||
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(apply (G_MUL $dst, (GITypeOf<"$src"> 0), (GITypeOf<"$dst"> -1)))>;
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||
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|
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|
||
|
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// CHECK: (CombineRule name:MIFlagsTest id:11 root:dst
|
||
|
|
// CHECK-NEXT: (MatchPats
|
||
|
|
// CHECK-NEXT: <match_root>mi:(CodeGenInstructionPattern G_ZEXT operands:[<def>$dst, $src] (MIFlags (set MachineInstr::FmReassoc) (unset MachineInstr::FmNoNans, MachineInstr::FmArcp)))
|
||
|
|
// CHECK-NEXT: )
|
||
|
|
// CHECK-NEXT: (ApplyPats
|
||
|
|
// CHECK-NEXT: <apply_root>__MIFlagsTest_apply_0:(CodeGenInstructionPattern G_MUL operands:[<def>$dst, $src, $src] (MIFlags (set MachineInstr::FmReassoc) (unset MachineInstr::FmNsz, MachineInstr::FmArcp) (copy mi)))
|
||
|
|
// CHECK-NEXT: )
|
||
|
|
// CHECK-NEXT: (OperandTable MatchPats
|
||
|
|
// CHECK-NEXT: dst -> mi
|
||
|
|
// CHECK-NEXT: src -> <live-in>
|
||
|
|
// CHECK-NEXT: )
|
||
|
|
// CHECK-NEXT: (OperandTable ApplyPats
|
||
|
|
// CHECK-NEXT: dst -> __MIFlagsTest_apply_0
|
||
|
|
// CHECK-NEXT: src -> <live-in>
|
||
|
|
// CHECK-NEXT: )
|
||
|
|
// CHECK-NEXT: )
|
||
|
|
def MIFlagsTest : GICombineRule<
|
||
|
|
(defs root:$dst),
|
||
|
|
(match (G_ZEXT $dst, $src, (MIFlags FmReassoc, (not FmNoNans, FmArcp))):$mi),
|
||
|
|
(apply (G_MUL $dst, $src, $src, (MIFlags $mi, FmReassoc, (not FmNsz, FmArcp))))>;
|
||
|
|
|
||
|
|
def MyCombiner: GICombiner<"GenMyCombiner", [
|
||
|
|
WipOpcodeTest0,
|
||
|
|
WipOpcodeTest1,
|
||
|
|
InstTest0,
|
||
|
|
InstTest1,
|
||
|
|
InstTest2,
|
||
|
|
InOutInstTest0,
|
||
|
|
PatFragTest0,
|
||
|
|
PatFragTest1,
|
||
|
|
VariadicsInTest,
|
||
|
|
VariadicsOutTest,
|
||
|
|
TypeOfTest,
|
||
|
|
MIFlagsTest
|
||
|
|
]>;
|