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TheRock/compiler/amd-llvm/llvm/test/Transforms/JumpThreading/pr33917.ll
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

58 lines
1.5 KiB
LLVM

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