derek.holloway
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69 lines
2.6 KiB
LLVM
69 lines
2.6 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-inst-comments
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; RUN: opt -S -passes='print<predicate-info>' %s 2>&1 >/dev/null | FileCheck %s
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declare void @use(i1)
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define void @nonnull0(ptr %v) {
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; CHECK-LABEL: @nonnull0(
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "nonnull"(ptr [[V:%.*]]) ]
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; CHECK-NEXT: ret void
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;
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call void @llvm.assume(i1 true) [ "nonnull"(ptr %v) ]
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ret void
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}
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define void @nonnull1(ptr %v) {
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; CHECK-LABEL: @nonnull1(
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "nonnull"(ptr [[V:%.*]]) ]
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; CHECK-NEXT: ; assume predicate info { Attribute: nonnull, RenamedOp: [[V]] }
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast ptr [[V]] to ptr
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; CHECK-NEXT: [[C1:%.*]] = icmp eq ptr [[TMP1]], null
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; CHECK-NEXT: call void @use(i1 [[C1]])
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; CHECK-NEXT: ret void
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;
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call void @llvm.assume(i1 true) [ "nonnull"(ptr %v) ]
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%c1 = icmp eq ptr %v, null
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call void @use(i1 %c1)
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ret void
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}
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define void @nonnull2(ptr %v, ptr %w) {
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; CHECK-LABEL: @nonnull2(
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "nonnull"(ptr [[V:%.*]]), "nonnull"(ptr [[W:%.*]]) ]
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; CHECK-NEXT: ; assume predicate info { Attribute: nonnull, RenamedOp: [[W]] }
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast ptr [[W]] to ptr
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; CHECK-NEXT: ; assume predicate info { Attribute: nonnull, RenamedOp: [[V]] }
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast ptr [[V]] to ptr
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; CHECK-NEXT: [[C1:%.*]] = icmp eq ptr [[TMP2]], null
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; CHECK-NEXT: call void @use(i1 [[C1]])
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; CHECK-NEXT: [[C2:%.*]] = icmp eq ptr [[TMP1]], null
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; CHECK-NEXT: call void @use(i1 [[C2]])
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; CHECK-NEXT: ret void
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;
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call void @llvm.assume(i1 true) [ "nonnull"(ptr %v), "nonnull"(ptr %w) ]
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%c1 = icmp eq ptr %v, null
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call void @use(i1 %c1)
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%c2 = icmp eq ptr %w, null
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call void @use(i1 %c2)
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ret void
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}
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define void @nonnull3(ptr %v) {
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; CHECK-LABEL: @nonnull3(
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "nonnull"(ptr [[V:%.*]]) ]
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; CHECK-NEXT: ; assume predicate info { Attribute: nonnull, RenamedOp: [[V]] }
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast ptr [[V]] to ptr
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; CHECK-NEXT: call void @llvm.assume(i1 true) [ "nonnull"(ptr [[TMP1]]) ]
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; CHECK-NEXT: ; assume predicate info { Attribute: nonnull, RenamedOp: [[TMP1]] }
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast ptr [[TMP1]] to ptr
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; CHECK-NEXT: [[C1:%.*]] = icmp eq ptr [[TMP2]], null
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; CHECK-NEXT: call void @use(i1 [[C1]])
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; CHECK-NEXT: ret void
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;
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call void @llvm.assume(i1 true) [ "nonnull"(ptr %v) ]
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call void @llvm.assume(i1 true) [ "nonnull"(ptr %v) ]
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%c1 = icmp eq ptr %v, null
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call void @use(i1 %c1)
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ret void
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}
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