forked from OSchip/llvm-project
46 lines
1.4 KiB
LLVM
46 lines
1.4 KiB
LLVM
; RUN: opt -S -simple-loop-unswitch < %s | FileCheck %s
|
|
; RUN: opt -S -simple-loop-unswitch -enable-mssa-loop-dependency=true -verify-memoryssa < %s | FileCheck %s
|
|
target triple = "x86_64-pc-win32"
|
|
|
|
define void @f(i32 %doit, i1 %x, i1 %y) personality i32 (...)* @__CxxFrameHandler3 {
|
|
entry:
|
|
%tobool = icmp eq i32 %doit, 0
|
|
br label %for.cond
|
|
|
|
for.cond: ; preds = %for.inc, %entry
|
|
br i1 %x, label %for.body, label %for.end
|
|
|
|
for.body: ; preds = %for.cond
|
|
br i1 %tobool, label %if.then, label %for.inc
|
|
|
|
if.then: ; preds = %for.body
|
|
br i1 %y, label %for.inc, label %delete.notnull
|
|
|
|
delete.notnull: ; preds = %if.then
|
|
invoke void @g()
|
|
to label %invoke.cont unwind label %lpad
|
|
|
|
invoke.cont: ; preds = %delete.notnull
|
|
br label %for.inc
|
|
|
|
lpad: ; preds = %delete.notnull
|
|
%cp = cleanuppad within none []
|
|
cleanupret from %cp unwind to caller
|
|
|
|
for.inc: ; preds = %invoke.cont, %if.then, %for.body
|
|
br label %for.cond
|
|
|
|
for.end: ; preds = %for.cond
|
|
ret void
|
|
}
|
|
|
|
declare void @g()
|
|
|
|
declare i32 @__CxxFrameHandler3(...)
|
|
|
|
; CHECK-LABEL: define void @f(
|
|
; CHECK: cleanuppad within none []
|
|
; CHECK-NOT: cleanuppad
|
|
|
|
attributes #0 = { ssp uwtable }
|