forked from OSchip/llvm-project
43 lines
1.0 KiB
LLVM
43 lines
1.0 KiB
LLVM
; RUN: opt < %s -callsite-splitting -S | FileCheck %s
|
|
; RUN: opt < %s -passes='function(callsite-splitting)' -S | FileCheck %s
|
|
|
|
define i32 @callee(i32*, i32, i32) {
|
|
ret i32 10
|
|
}
|
|
|
|
; CHECK-LABEL: @test_preds_equal
|
|
; CHECK-NOT: split
|
|
; CHECK: br i1 %cmp, label %Tail, label %Tail
|
|
define i32 @test_preds_equal(i32* %a, i32 %v, i32 %p) {
|
|
TBB:
|
|
%cmp = icmp eq i32* %a, null
|
|
br i1 %cmp, label %Tail, label %Tail
|
|
Tail:
|
|
%r = call i32 @callee(i32* %a, i32 %v, i32 %p)
|
|
ret i32 %r
|
|
}
|
|
|
|
define void @fn1(i16 %p1) {
|
|
entry:
|
|
ret void
|
|
}
|
|
|
|
define void @fn2() {
|
|
ret void
|
|
|
|
; Unreachable code below
|
|
|
|
for.inc: ; preds = %for.inc
|
|
br i1 undef, label %for.end6, label %for.inc
|
|
|
|
for.end6: ; preds = %for.inc
|
|
br i1 undef, label %lor.rhs, label %lor.end
|
|
|
|
lor.rhs: ; preds = %for.end6
|
|
br label %lor.end
|
|
|
|
lor.end: ; preds = %for.end6, %lor.rhs
|
|
call void @fn1(i16 0)
|
|
ret void
|
|
}
|