forked from OSchip/llvm-project
82 lines
2.7 KiB
TableGen
82 lines
2.7 KiB
TableGen
// RUN: not llvm-tblgen -I %p/../../../include -gen-global-isel-combiner \
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// RUN: -combiners=MyCombiner %s 2>&1 | \
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// RUN: FileCheck -implicit-check-not=error %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 R0 : Register<"r0"> { let Namespace = "MyTarget"; }
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def GPR32 : RegisterClass<"MyTarget", [i32], 32, (add R0)>;
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class I<dag OOps, dag IOps, list<dag> Pat>
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: Instruction {
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let Namespace = "MyTarget";
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let OutOperandList = OOps;
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let InOperandList = IOps;
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let Pattern = Pat;
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}
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def MOV : I<(outs GPR32:$dst), (ins GPR32:$src1), []>;
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def missing_match_node : GICombineRule<
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(defs root:$a),
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(dummy),
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(dummy)>;
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// CHECK: :[[@LINE-4]]:{{[0-9]+}}: error: Expected match operator
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// CHECK-NEXT: def missing_match_node : GICombineRule<
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// CHECK: :[[@LINE-6]]:{{[0-9]+}}: error: Failed to parse rule
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def null_matcher : GICombineRule<
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(defs root:$a),
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(match),
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(dummy)>;
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// CHECK: :[[@LINE-4]]:{{[0-9]+}}: error: Matcher is empty
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// CHECK-NEXT: def null_matcher : GICombineRule<
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// CHECK: :[[@LINE-6]]:{{[0-9]+}}: error: Failed to parse rule
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def unknown_kind1 : GICombineRule<
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(defs root:$a),
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(match 0),
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(dummy)>;
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// CHECK: :[[@LINE-4]]:{{[0-9]+}}: error: Expected a subclass of GIMatchKind or a sub-dag whose operator is either of a GIMatchKindWithArgs or Instruction
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// CHECK-NEXT: def unknown_kind1 : GICombineRule<
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// CHECK: :[[@LINE-6]]:{{[0-9]+}}: error: Failed to parse rule
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def unknown_kind2 : GICombineRule<
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(defs root:$a),
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(match (dummy)),
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(dummy)>;
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// CHECK: :[[@LINE-4]]:{{[0-9]+}}: error: Expected a subclass of GIMatchKind or a sub-dag whose operator is either of a GIMatchKindWithArgs or Instruction
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// CHECK-NEXT: def unknown_kind2 : GICombineRule<
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// CHECK: :[[@LINE-6]]:{{[0-9]+}}: error: Failed to parse rule
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def multidef : GICombineRule<
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(defs root:$a),
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(match (MOV $a, $b),
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(MOV $a, $b)),
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(dummy)>;
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// CHECK: :[[@LINE-5]]:{{[0-9]+}}: error: Two different MachineInstrs cannot def the same vreg
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// CHECK-NEXT: def multidef : GICombineRule<
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// CHECK: :[[@LINE-7]]:{{[0-9]+}}: error: Failed to parse rule
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def multidef_but_not_an_error: GICombineRule<
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(defs root:$a),
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(match (MOV $a, $b),
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(MOV $a, $b)),
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(dummy)>;
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// CHECK-NOT: :[[@LINE-5]]:{{[0-9]+}}: error:
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def MyCombiner: GICombinerHelper<"GenMyCombiner", [
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// CHECK: :[[@LINE-1]]:{{[0-9]+}}: error: Failed to parse one or more rules
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missing_match_node,
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null_matcher,
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unknown_kind1,
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unknown_kind2,
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multidef
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// Rules omitted from a matcher can be as broken as you like. They will not be read.
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// multidef_but_not_an_error
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]>;
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