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| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -newgvn -S %s | FileCheck %s
@f = external local_unnamed_addr global i64
@b = external local_unnamed_addr global i64
@e = external local_unnamed_addr global i64
define void @patatino() {
; CHECK-LABEL: @patatino(
; CHECK-NEXT: entry:
; CHECK-NEXT: br i1 undef, label [[IF_END24:%.*]], label [[FOR_COND16:%.*]]
; CHECK: for.cond2thread-pre-split:
; CHECK-NEXT: br i1 false, label [[FOR_BODY:%.*]], label [[FOR_COND8_PREHEADER:%.*]]
; CHECK: for.cond8.preheader:
; CHECK-NEXT: br i1 undef, label [[L1:%.*]], label %for.cond11thread-pre-split.lr.ph
; CHECK: for.cond11thread-pre-split.lr.ph:
; CHECK-NEXT: br label [[L1]]
; CHECK: for.body:
; CHECK-NEXT: [[CMP3:%.*]] = icmp ne i64 [[K_2:%.*]], 3
; CHECK-NEXT: [[CONV4:%.*]] = zext i1 [[CMP3]] to i64
; CHECK-NEXT: [[TMP0:%.*]] = load i64, i64* @f
; CHECK-NEXT: [[OR:%.*]] = or i64 [[TMP0]], [[CONV4]]
; CHECK-NEXT: store i64 [[OR]], i64* @f
; CHECK-NEXT: [[TOBOOL7:%.*]] = icmp ne i64 [[K_2]], 0
; CHECK-NEXT: br i1 [[TOBOOL7]], label %for.cond2thread-pre-split, label [[LOR_RHS:%.*]]
; CHECK: lor.rhs:
; CHECK-NEXT: store i64 1, i64* @b, align 8
; CHECK-NEXT: br label %for.cond2thread-pre-split
; CHECK: l1:
; CHECK-NEXT: [[K_2]] = phi i64 [ undef, [[L1_PREHEADER:%.*]] ], [ 15, [[FOR_COND8_PREHEADER]] ], [ 5, %for.cond11thread-pre-split.lr.ph ]
; CHECK-NEXT: store i64 7, i64* [[J_3:%.*]]
; CHECK-NEXT: br label [[FOR_BODY]]
; CHECK: for.cond16:
; CHECK-NEXT: [[J_0:%.*]] = phi i64* [ @f, [[ENTRY:%.*]] ], [ undef, [[FOR_COND20:%.*]] ], [ @e, [[FOR_COND16]] ]
; CHECK-NEXT: br i1 undef, label [[FOR_COND20]], label [[FOR_COND16]]
; CHECK: for.cond20:
; CHECK-NEXT: [[J_2:%.*]] = phi i64* [ [[J_0]], [[FOR_COND16]] ], [ undef, [[IF_END24]] ]
; CHECK-NEXT: br i1 true, label [[IF_END24]], label [[FOR_COND16]]
; CHECK: if.end24:
; CHECK-NEXT: [[J_3]] = phi i64* [ [[J_2]], [[FOR_COND20]] ], [ undef, [[ENTRY]] ]
; CHECK-NEXT: br i1 false, label [[FOR_COND20]], label [[L1_PREHEADER]]
; CHECK: l1.preheader:
; CHECK-NEXT: br label [[L1]]
;
entry:
br i1 undef, label %if.end24, label %for.cond16
for.cond2thread-pre-split:
br i1 false, label %for.body, label %for.cond8.preheader
for.cond8.preheader:
br i1 undef, label %l1, label %for.cond11thread-pre-split.lr.ph
for.cond11thread-pre-split.lr.ph:
br label %l1
for.body:
%k.031 = phi i64 [ %k.2, %l1 ], [ 15, %for.cond2thread-pre-split ]
%cmp3 = icmp ne i64 %k.031, 3
%conv4 = zext i1 %cmp3 to i64
%0 = load i64, i64* @f
%or = or i64 %0, %conv4
store i64 %or, i64* @f
%tobool7 = icmp ne i64 %k.031, 0
%or.cond = or i1 %tobool7, false
br i1 %or.cond, label %for.cond2thread-pre-split, label %lor.rhs
lor.rhs:
store i64 1, i64* @b, align 8
br label %for.cond2thread-pre-split
l1:
%k.2 = phi i64 [ undef, %l1.preheader ], [ 15, %for.cond8.preheader ], [ 5, %for.cond11thread-pre-split.lr.ph ]
store i64 7, i64* %j.3
br label %for.body
for.cond16:
%j.0 = phi i64* [ @f, %entry ], [ %j.2, %for.cond20 ], [ @e, %for.cond16 ]
br i1 undef, label %for.cond20, label %for.cond16
for.cond20:
%j.2 = phi i64* [ %j.0, %for.cond16 ], [ %j.3, %if.end24 ]
br i1 true, label %if.end24, label %for.cond16
if.end24:
%j.3 = phi i64* [ %j.2, %for.cond20 ], [ undef, %entry ]
br i1 false, label %for.cond20, label %l1.preheader
l1.preheader:
br label %l1
}
|