52 lines
2.0 KiB
LLVM
52 lines
2.0 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
|
|
; RUN: opt -S -passes='require<loops>,jump-threading,verify<loops>' < %s | FileCheck %s
|
|
|
|
%"type1" = type { i8 }
|
|
%"type2" = type opaque
|
|
|
|
define dso_local ptr @func2(ptr %this, ptr) {
|
|
; CHECK-LABEL: @func2(
|
|
; CHECK-NEXT: entry:
|
|
; CHECK-NEXT: br label [[WHILE_COND:%.*]]
|
|
; CHECK: select.unfold:
|
|
; CHECK-NEXT: br label [[WHILE_COND]]
|
|
; CHECK: while.cond:
|
|
; CHECK-NEXT: [[MONTH_0:%.*]] = phi i32 [ undef, [[ENTRY:%.*]] ], [ [[CALL2:%.*]], [[FUNC1_EXIT:%.*]] ], [ [[ADD:%.*]], [[SELECT_UNFOLD:%.*]] ]
|
|
; CHECK-NEXT: switch i32 [[MONTH_0]], label [[IF_END_I:%.*]] [
|
|
; CHECK-NEXT: i32 4, label [[FUNC1_EXIT]]
|
|
; CHECK-NEXT: i32 1, label [[FUNC1_EXIT]]
|
|
; CHECK-NEXT: ]
|
|
; CHECK: if.end.i:
|
|
; CHECK-NEXT: br label [[FUNC1_EXIT]]
|
|
; CHECK: func1.exit:
|
|
; CHECK-NEXT: [[RETVAL_0_I:%.*]] = phi i32 [ 9, [[IF_END_I]] ], [ 0, [[WHILE_COND]] ], [ 0, [[WHILE_COND]] ]
|
|
; CHECK-NEXT: [[CALL2]] = tail call signext i32 @func3(i32 signext [[RETVAL_0_I]], i32 signext 1, i32 signext 3)
|
|
; CHECK-NEXT: [[CMP:%.*]] = icmp slt i32 [[CALL2]], 1
|
|
; CHECK-NEXT: [[ADD]] = add nsw i32 [[CALL2]], 2
|
|
; CHECK-NEXT: br i1 [[CMP]], label [[SELECT_UNFOLD]], label [[WHILE_COND]]
|
|
;
|
|
entry:
|
|
br label %while.cond
|
|
|
|
while.cond: ; preds = %func1.exit, %entry
|
|
%month.0 = phi i32 [ undef, %entry ], [ %month.0.be, %func1.exit ]
|
|
switch i32 %month.0, label %if.end.i [
|
|
i32 4, label %func1.exit
|
|
i32 1, label %func1.exit
|
|
]
|
|
|
|
if.end.i: ; preds = %while.cond
|
|
br label %func1.exit
|
|
|
|
func1.exit: ; preds = %if.end.i, %while.cond, %while.cond
|
|
%retval.0.i = phi i32 [ 9, %if.end.i ], [ 0, %while.cond ], [ 0, %while.cond ]
|
|
%call2 = tail call signext i32 @func3(i32 signext %retval.0.i, i32 signext 1, i32 signext 3)
|
|
%cmp = icmp slt i32 %call2, 1
|
|
%add = add nsw i32 %call2, 2
|
|
%month.0.be = select i1 %cmp, i32 %add, i32 %call2
|
|
br label %while.cond
|
|
}
|
|
|
|
declare i32 @func3(i32, i32, i32)
|
|
|