58 lines
1.5 KiB
LLVM
58 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -jump-threading -correlated-propagation %s -S | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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declare i8* @foo()
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declare i32 @rust_eh_personality() unnamed_addr
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; Function Attrs: nounwind
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declare void @llvm.assume(i1) #0
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define void @patatino() personality i32 ()* @rust_eh_personality {
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; CHECK-LABEL: @patatino(
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; CHECK-NEXT: bb9:
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; CHECK-NEXT: [[T9:%.*]] = invoke i8* @foo()
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; CHECK-NEXT: to label [[GOOD:%.*]] unwind label [[BAD:%.*]]
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; CHECK: bad:
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; CHECK-NEXT: [[T10:%.*]] = landingpad { i8*, i32 }
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; CHECK-NEXT: cleanup
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; CHECK-NEXT: resume { i8*, i32 } [[T10]]
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; CHECK: good:
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; CHECK-NEXT: [[T11:%.*]] = icmp ne i8* [[T9]], null
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; CHECK-NEXT: [[T12:%.*]] = zext i1 [[T11]] to i64
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; CHECK-NEXT: [[COND:%.*]] = icmp eq i64 [[T12]], 1
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; CHECK-NEXT: br i1 [[COND]], label [[IF_TRUE:%.*]], label [[DONE:%.*]]
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; CHECK: if_true:
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; CHECK-NEXT: call void @llvm.assume(i1 [[T11]])
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; CHECK-NEXT: br label [[DONE]]
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; CHECK: done:
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; CHECK-NEXT: ret void
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;
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bb9:
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%t9 = invoke i8* @foo()
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to label %good unwind label %bad
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bad:
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%t10 = landingpad { i8*, i32 }
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cleanup
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resume { i8*, i32 } %t10
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good:
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%t11 = icmp ne i8* %t9, null
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%t12 = zext i1 %t11 to i64
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%cond = icmp eq i64 %t12, 1
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br i1 %cond, label %if_true, label %done
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if_true:
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call void @llvm.assume(i1 %t11)
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br label %done
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done:
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ret void
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}
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attributes #0 = { nounwind }
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