forked from OSchip/llvm-project
58 lines
1.5 KiB
LLVM
58 lines
1.5 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt -jump-threading -correlated-propagation %s -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 i8* @foo()
|
|
|
|
declare i32 @rust_eh_personality() unnamed_addr
|
|
|
|
; Function Attrs: nounwind
|
|
declare void @llvm.assume(i1) #0
|
|
|
|
define void @patatino() personality i32 ()* @rust_eh_personality {
|
|
; CHECK-LABEL: @patatino(
|
|
; CHECK-NEXT: bb9:
|
|
; CHECK-NEXT: [[T9:%.*]] = invoke i8* @foo()
|
|
; CHECK-NEXT: to label [[GOOD:%.*]] unwind label [[BAD:%.*]]
|
|
; CHECK: bad:
|
|
; CHECK-NEXT: [[T10:%.*]] = landingpad { i8*, i32 }
|
|
; CHECK-NEXT: cleanup
|
|
; CHECK-NEXT: resume { i8*, i32 } [[T10]]
|
|
; CHECK: good:
|
|
; CHECK-NEXT: [[T11:%.*]] = icmp ne i8* [[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 i8* @foo()
|
|
to label %good unwind label %bad
|
|
|
|
bad:
|
|
%t10 = landingpad { i8*, i32 }
|
|
cleanup
|
|
resume { i8*, i32 } %t10
|
|
|
|
good:
|
|
%t11 = icmp ne i8* %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 }
|