85175edd4e
This revision replaces the LLVM dialect NullOp by the recently introduced ZeroOp. The ZeroOp is more generic in the sense that it represents zero values of any LLVM type rather than null pointers only. This is a follow to https://github.com/llvm/llvm-project/pull/65508
92 lines
3.2 KiB
MLIR
92 lines
3.2 KiB
MLIR
// RUN: mlir-opt --test-print-callgraph --split-input-file %s 2>&1 | FileCheck %s
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// CHECK: Testing : "Normal function call"
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module attributes {"test.name" = "Normal function call"} {
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// CHECK-LABEL: ---- CallGraph ----
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// CHECK: - Node : 'llvm.func' {{.*}} sym_name = "foo"
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// CHECK-NEXT: -- Call-Edge : 'llvm.func' {{.*}} sym_name = "bar"
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// CHECK: - Node : 'llvm.func' {{.*}} sym_name = "bar"
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// CHECK-NEXT: -- Call-Edge : 'llvm.func' {{.*}} sym_name = "foo"
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// CHECK: - Node : 'llvm.func' {{.*}} sym_name = "entry"
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// CHECK-DAG: -- Call-Edge : 'llvm.func' {{.*}} sym_name = "foo"
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// CHECK-DAG: -- Call-Edge : 'llvm.func' {{.*}} sym_name = "bar"
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// CHECK-LABEL: -- SCCs --
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// CHECK: - SCC :
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// CHECK-DAG: -- Node :'llvm.func' {{.*}} sym_name = "foo"
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// CHECK-DAG: -- Node :'llvm.func' {{.*}} sym_name = "bar"
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// CHECK: - SCC :
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// CHECK-DAG: -- Node :'llvm.func' {{.*}} sym_name = "entry"
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llvm.func @foo(%arg0: i32) -> i32 {
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%0 = llvm.mlir.constant(2 : i32) : i32
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%1 = llvm.sub %arg0, %0 : i32
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%2 = llvm.call @bar(%arg0, %1) : (i32, i32) -> i32
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llvm.return %2 : i32
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}
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llvm.func @bar(%arg0: i32, %arg1: i32) -> i32 {
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%0 = llvm.add %arg0, %arg1 : i32
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%1 = llvm.call @foo(%0) : (i32) -> i32
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llvm.return %1 : i32
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}
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llvm.func @entry(%arg0: i32) -> i32 {
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%0 = llvm.mlir.constant(2 : i32) : i32
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%1 = llvm.mlir.constant(0 : i32) : i32
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%2 = llvm.icmp "sgt" %arg0, %1 : i32
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llvm.cond_br %2, ^bb1, ^bb2
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^bb1: // pred: ^bb0
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%3 = llvm.call @foo(%arg0) : (i32) -> i32
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llvm.br ^bb3(%3 : i32)
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^bb2: // pred: ^bb0
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%4 = llvm.add %arg0, %0 : i32
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%5 = llvm.call @bar(%arg0, %4) : (i32, i32) -> i32
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llvm.br ^bb3(%5 : i32)
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^bb3(%6: i32): // 2 preds: ^bb1, ^bb2
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llvm.return %6 : i32
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}
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}
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// -----
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// CHECK: Testing : "Invoke call"
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module attributes {"test.name" = "Invoke call"} {
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// CHECK-LABEL: ---- CallGraph ----
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// CHECK: - Node : 'llvm.func' {{.*}} sym_name = "invokeLandingpad"
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// CHECK-DAG: -- Call-Edge : <Unknown-Callee-Node>
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// CHECK: -- SCCs --
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llvm.mlir.global external constant @_ZTIi() : !llvm.ptr
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llvm.func @foo(%arg0: i32) -> !llvm.struct<(i32, f64, i32)>
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llvm.func @bar(!llvm.ptr, !llvm.ptr, !llvm.ptr)
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llvm.func @__gxx_personality_v0(...) -> i32
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llvm.func @invokeLandingpad() -> i32 attributes { personality = @__gxx_personality_v0 } {
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%0 = llvm.mlir.constant(0 : i32) : i32
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%1 = llvm.mlir.constant(3 : i32) : i32
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%2 = llvm.mlir.constant("\01") : !llvm.array<1 x i8>
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%3 = llvm.mlir.zero : !llvm.ptr
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%4 = llvm.mlir.zero : !llvm.ptr
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%5 = llvm.mlir.addressof @_ZTIi : !llvm.ptr
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%6 = llvm.mlir.constant(1 : i32) : i32
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%7 = llvm.alloca %6 x i8 : (i32) -> !llvm.ptr
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%8 = llvm.invoke @foo(%6) to ^bb2 unwind ^bb1 : (i32) -> !llvm.struct<(i32, f64, i32)>
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^bb1:
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%10 = llvm.landingpad cleanup (catch %3 : !llvm.ptr) (catch %5 : !llvm.ptr) (filter %2 : !llvm.array<1 x i8>) : !llvm.struct<(ptr, i32)>
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%11 = llvm.intr.eh.typeid.for %5 : (!llvm.ptr) -> i32
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llvm.resume %10 : !llvm.struct<(ptr, i32)>
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^bb2:
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llvm.return %6 : i32
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^bb3:
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llvm.invoke @bar(%7, %5, %4) to ^bb2 unwind ^bb1 : (!llvm.ptr, !llvm.ptr, !llvm.ptr) -> ()
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^bb4:
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llvm.return %0 : i32
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}
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}
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