68 lines
2.7 KiB
LLVM
68 lines
2.7 KiB
LLVM
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; RUN: opt < %s -passes=print-callgraph -disable-output 2>&1 | FileCheck %s
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; CHECK: Call graph node <<null function>><<{{.*}}>> #uses=0
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; CHECK-NEXT: CS<None> calls function 'other_intrinsic_use'
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; CHECK-NEXT: CS<None> calls function 'other_cast_intrinsic_use'
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; CHECK-NEXT: CS<None> calls function 'llvm.lifetime.start.p0'
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; CHECK-NEXT: CS<None> calls function 'llvm.memset.p0.i64'
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; CHECK-NEXT: CS<None> calls function 'llvm.memset.p1.i64'
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'addrspacecast_only'<<{{.*}}>> #uses=0
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'bitcast_only'<<{{.*}}>> #uses=0
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'llvm.lifetime.start.p0'<<{{.*}}>> #uses=3
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'llvm.memset.p0.i64'<<{{.*}}>> #uses=2
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'llvm.memset.p1.i64'<<{{.*}}>> #uses=2
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'other_cast_intrinsic_use'<<{{.*}}>> #uses=1
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; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p1.i64'
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'other_intrinsic_use'<<{{.*}}>> #uses=1
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; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.memset.p0.i64'
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'used_by_lifetime'<<{{.*}}>> #uses=0
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; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.lifetime.start.p0'
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; CHECK-EMPTY:
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; CHECK-NEXT: Call graph node for function: 'used_by_lifetime_cast'<<{{.*}}>> #uses=0
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; CHECK-NEXT: CS<{{.*}}> calls function 'llvm.lifetime.start.p0'
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; CHECK-EMPTY:
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define internal void @used_by_lifetime() {
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entry:
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call void @llvm.lifetime.start.p0(i64 4, ptr @used_by_lifetime)
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ret void
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}
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define internal void @used_by_lifetime_cast() addrspace(1) {
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call void @llvm.lifetime.start.p0(i64 4, ptr addrspacecast (ptr addrspace(1) @used_by_lifetime_cast to ptr))
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ret void
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}
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define internal void @bitcast_only() {
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entry:
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%c = bitcast ptr @bitcast_only to ptr
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ret void
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}
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define internal void @addrspacecast_only() addrspace(1) {
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entry:
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%c = addrspacecast ptr addrspace(1) @addrspacecast_only to ptr
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ret void
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}
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define internal void @other_intrinsic_use() {
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call void @llvm.memset.p0.i64(ptr @other_intrinsic_use, i8 0, i64 1024, i1 false)
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ret void
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}
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define internal void @other_cast_intrinsic_use() {
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call void @llvm.memset.p1.i64(ptr addrspace(1) addrspacecast (ptr @other_cast_intrinsic_use to ptr addrspace(1)), i8 0, i64 1024, i1 false)
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ret void
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}
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declare void @llvm.lifetime.start.p0(i64, ptr nocapture)
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declare void @llvm.memset.p0.i64(ptr, i8, i64, i1 immarg)
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declare void @llvm.memset.p1.i64(ptr addrspace(1), i8, i64, i1 immarg)
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