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; RUN: llc -mcpu=corei7 -mtriple=x86_64-linux < %s | FileCheck %s -check-prefix=CHECK-BAD-CFG
; RUN: llc -mcpu=corei7 -mtriple=x86_64-linux -no-bad-cfg-conflict-check < %s | FileCheck %s -check-prefix=CHECK-NO-BAD-CFG
; RUN: llc -mcpu=corei7 -mtriple=x86_64-linux -only-hot-bad-cfg-conflict-check < %s | FileCheck %s -check-prefix=CHECK-HOT-BAD-CFG
define void @foo(i32 %t) {
; Test that we lift the call to 'c' up to immediately follow the call to 'b'
; when we disable the cfg conflict check.
;
; CHECK-BAD-CFG-LABEL: foo:
; CHECK-BAD-CFG: callq b
; CHECK-BAD-CFG: callq a
; CHECK-BAD-CFG: callq c
;
; CHECK-NO-BAD-CFG-LABEL: foo:
; CHECK-NO-BAD-CFG: callq b
; CHECK-NO-BAD-CFG: callq c
; CHECK-NO-BAD-CFG: callq a
;
; CHECK-HOT-BAD-CFG-LABEL: foo:
; CHECK-HOT-BAD-CFG: callq b
; CHECK-HOT-BAD-CFG: callq c
; CHECK-HOT-BAD-CFG: callq a
entry:
%cmp = icmp eq i32 %t, 0
br i1 %cmp, label %if.then, label %if.else
if.then:
call void @a()
br label %if.end
if.else:
call void @b()
br label %if.end
if.end:
call void @c()
ret void
}
define void @bar(i32 %t1, i32 %t2, i32 %t3) {
; Test that we lift the call to 'c' up to immediately follow the call to 'b'
; when we disable the cfg conflict check.
;
; CHECK-BAD-CFG-LABEL: bar:
; CHECK-BAD-CFG: callq a
; CHECK-BAD-CFG: callq c
; CHECK-BAD-CFG: callq d
; CHECK-BAD-CFG: callq f
; CHECK-BAD-CFG: callq b
; CHECK-BAD-CFG: callq e
; CHECK-BAD-CFG: callq g
;
; CHECK-NO-BAD-CFG-LABEL: bar:
; CHECK-NO-BAD-CFG: callq a
; CHECK-NO-BAD-CFG: callq c
; CHECK-NO-BAD-CFG: callq g
; CHECK-NO-BAD-CFG: callq d
; CHECK-NO-BAD-CFG: callq f
; CHECK-NO-BAD-CFG: callq b
; CHECK-NO-BAD-CFG: callq e
;
; CHECK-HOT-BAD-CFG-LABEL: bar:
; CHECK-HOT-BAD-CFG: callq a
; CHECK-HOT-BAD-CFG: callq c
; CHECK-HOT-BAD-CFG: callq d
; CHECK-HOT-BAD-CFG: callq f
; CHECK-HOT-BAD-CFG: callq g
; CHECK-HOT-BAD-CFG: callq b
; CHECK-HOT-BAD-CFG: callq e
entry:
br i1 undef, label %if1.then, label %if1.else
if1.then:
call void @a()
%cmp2 = icmp eq i32 %t2, 0
br i1 %cmp2, label %if2.then, label %if2.else
if2.then:
call void @b()
br label %if.end
if2.else:
call void @c()
br label %if.end
if1.else:
call void @d()
%cmp3 = icmp eq i32 %t3, 0
br i1 %cmp3, label %if3.then, label %if3.else
if3.then:
call void @e()
br label %if.end
if3.else:
call void @f()
br label %if.end
if.end:
call void @g()
ret void
}
declare void @a()
declare void @b()
declare void @c()
declare void @d()
declare void @e()
declare void @f()
declare void @g()
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