forked from OSchip/llvm-project
66 lines
1.8 KiB
LLVM
66 lines
1.8 KiB
LLVM
; RUN: llc -O2 %s -o - | FileCheck %s
|
|
target datalayout = "E-m:e-i64:64-n32:64"
|
|
target triple = "powerpc64-unknown-linux-gnu"
|
|
|
|
; Function Attrs: nounwind
|
|
declare void @llvm.lifetime.end(i64, i8* nocapture) #0
|
|
|
|
declare void @f1()
|
|
declare void @f2()
|
|
declare void @f3()
|
|
declare void @f4()
|
|
|
|
; Function Attrs: nounwind
|
|
; CHECK-LABEL: tail_dup_fallthrough_with_branch
|
|
; CHECK: # %entry
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %entry
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %sw.0
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %sw.1
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %sw.default
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %if.then
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: # %if.else
|
|
; CHECK-NOT: # %{{[-_a-zA-Z0-9]+}}
|
|
; CHECK: .Lfunc_end0
|
|
define fastcc void @tail_dup_fallthrough_with_branch(i32 %a, i1 %b) unnamed_addr #0 {
|
|
entry:
|
|
switch i32 %a, label %sw.default [
|
|
i32 0, label %sw.0
|
|
i32 1, label %sw.1
|
|
]
|
|
|
|
sw.0: ; preds = %entry
|
|
call void @f1() #0
|
|
br label %dup1
|
|
|
|
sw.1: ; preds = %entry
|
|
call void @f2() #0
|
|
br label %dup1
|
|
|
|
sw.default: ; preds = %entry
|
|
br i1 %b, label %if.then, label %if.else
|
|
|
|
if.then: ; preds = %sw.default
|
|
call void @f3() #0
|
|
br label %dup2
|
|
|
|
if.else: ; preds = %sw.default
|
|
call void @f4() #0
|
|
br label %dup2
|
|
|
|
dup1: ; preds = %sw.0, %sw.1
|
|
call void @llvm.lifetime.end(i64 8, i8* nonnull undef) #0
|
|
unreachable
|
|
|
|
dup2: ; preds = %if.then, %if.else
|
|
call void @llvm.lifetime.end(i64 8, i8* nonnull undef) #0
|
|
unreachable
|
|
}
|
|
|
|
attributes #0 = { nounwind }
|