forked from OSchip/llvm-project
[Attributor][NFC] Add test from PR49606
It is not clear to me how we fixed this, I reverted a few candidates but I couldn't make the test fail. Still worth having it in our regression suite.
This commit is contained in:
Johannes Doerfert
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39e1876b06
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ca7563bb02
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals
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; RUN: opt -attributor -enable-new-pm=0 -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=10 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM
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; RUN: opt -attributor-cgscc -enable-new-pm=0 -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM
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; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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%0 = type { i32, %1, %2* }
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%1 = type { i32 }
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%2 = type opaque
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define hidden %0* @f1(i64 %0, i64 %1) {
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; CHECK-LABEL: define {{[^@]+}}@f1
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; CHECK-SAME: (i64 [[TMP0:%.*]], i64 [[TMP1:%.*]]) {
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; CHECK-NEXT: [[TMP3:%.*]] = call { %0*, i64 } @f3(i64 [[TMP0]])
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; CHECK-NEXT: ret %0* undef
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;
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%3 = call { %0*, i64 } @f3(i64 %0)
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ret %0* undef
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}
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define linkonce_odr hidden { %0*, i64 } @f3(i64 %0) align 2 {
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; CHECK-LABEL: define {{[^@]+}}@f3
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; CHECK-SAME: (i64 [[TMP0:%.*]]) align 2 {
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; CHECK-NEXT: [[TMP2:%.*]] = call i32 @f4()
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; CHECK-NEXT: [[TMP3:%.*]] = zext i32 [[TMP2]] to i64
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; CHECK-NEXT: call void @f5(i64 [[TMP3]], i64 [[TMP0]]) #[[ATTR0:[0-9]+]]
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; CHECK-NEXT: ret { %0*, i64 } undef
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;
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%2 = call i32 @f4()
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%3 = zext i32 %2 to i64
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call void @f5(i64 %3, i64 %0)
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ret { %0*, i64 } undef
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}
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define linkonce_odr hidden i32 @f4() align 2 {
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; CHECK-LABEL: define {{[^@]+}}@f4() align 2 {
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; CHECK-NEXT: ret i32 16
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;
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ret i32 16
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}
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define internal void @f5(i64 %0, i64 %1) {
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; CHECK: Function Attrs: nounwind
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; CHECK-LABEL: define {{[^@]+}}@f5
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; CHECK-SAME: (i64 [[TMP0:%.*]], i64 [[TMP1:%.*]]) #[[ATTR0]] {
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; CHECK-NEXT: br label [[TMP3:%.*]]
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; CHECK: 3:
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; CHECK-NEXT: call void @f6(i64 [[TMP0]]) #[[ATTR0]]
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; CHECK-NEXT: [[TMP4:%.*]] = icmp sgt i64 [[TMP1]], [[TMP0]]
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; CHECK-NEXT: br i1 [[TMP4]], label [[TMP5:%.*]], label [[TMP6:%.*]]
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; CHECK: 5:
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; CHECK-NEXT: ret void
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; CHECK: 6:
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; CHECK-NEXT: call void @f5(i64 [[TMP0]], i64 [[TMP1]]) #[[ATTR0]]
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; CHECK-NEXT: br label [[TMP3]]
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;
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br label %3
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3: ; preds = %6, %2
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call void @f6(i64 %0)
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%4 = icmp sgt i64 %1, %0
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br i1 %4, label %5, label %6
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5: ; preds = %3
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ret void
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6: ; preds = %3
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call void @f5(i64 %0, i64 %1)
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br label %3
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}
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define internal void @f6(i64 %0) {
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; CHECK: Function Attrs: nounwind
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; CHECK-LABEL: define {{[^@]+}}@f6
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; CHECK-SAME: (i64 [[TMP0:%.*]]) #[[ATTR0]] {
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; CHECK-NEXT: [[TMP2:%.*]] = icmp sgt i64 [[TMP0]], 0
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; CHECK-NEXT: br i1 [[TMP2]], label [[TMP3:%.*]], label [[TMP4:%.*]]
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; CHECK: 3:
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; CHECK-NEXT: call void @llvm.trap() #[[ATTR2:[0-9]+]]
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; CHECK-NEXT: unreachable
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; CHECK: 4:
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; CHECK-NEXT: ret void
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;
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%2 = icmp sgt i64 %0, 0
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br i1 %2, label %3, label %4
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3: ; preds = %1
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call void @llvm.trap()
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ret void
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4: ; preds = %1
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ret void
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}
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; Function Attrs: cold noreturn nounwind
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declare void @llvm.trap() #0
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attributes #0 = { cold noreturn nounwind }
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;.
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; CHECK: attributes #[[ATTR0]] = { nounwind }
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; CHECK: attributes #[[ATTR1:[0-9]+]] = { cold noreturn nounwind }
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; CHECK: attributes #[[ATTR2]] = { noreturn }
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;.
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