1 files changed, 54 insertions, 0 deletions
diff --git a/test/CodeGen/X86/inalloca-invoke.ll b/test/CodeGen/X86/inalloca-invoke.ll
new file mode 100644
index 0000000..6cff9ac
--- /dev/null
+++ b/test/CodeGen/X86/inalloca-invoke.ll
@@ -0,0 +1,54 @@
+; RUN: llc < %s -mtriple=i686-pc-win32 | FileCheck %s
+
+%Iter = type { i32, i32, i32 }
+
+%frame.reverse = type { %Iter, %Iter }
+
+declare void @llvm.stackrestore(i8*)
+declare i8* @llvm.stacksave()
+declare void @begin(%Iter* sret)
+declare void @plus(%Iter* sret, %Iter*, i32)
+declare void @reverse(%frame.reverse* inalloca align 4)
+
+define i32 @main() {
+  %temp.lvalue = alloca %Iter
+  br label %blah
+
+blah:
+  %inalloca.save = call i8* @llvm.stacksave()
+  %rev_args = alloca inalloca %frame.reverse, align 4
+  %beg = getelementptr %frame.reverse* %rev_args, i32 0, i32 0
+  %end = getelementptr %frame.reverse* %rev_args, i32 0, i32 1
+
+; CHECK:  calll   __chkstk
+; CHECK:  movl    %[[beg:[^,]*]], %esp
+; CHECK:  leal    12(%[[beg]]), %[[end:[^ ]*]]
+
+  call void @begin(%Iter* sret %temp.lvalue)
+; CHECK:  calll _begin
+
+  invoke void @plus(%Iter* sret %end, %Iter* %temp.lvalue, i32 4)
+          to label %invoke.cont unwind label %lpad
+
+;  Uses end as sret param.
+; CHECK:  movl %[[end]], (%esp)
+; CHECK:  calll _plus
+
+invoke.cont:
+  call void @begin(%Iter* sret %beg)
+
+; CHECK:  movl %[[beg]],
+; CHECK:  calll _begin
+
+  invoke void @reverse(%frame.reverse* inalloca align 4 %rev_args)
+          to label %invoke.cont5 unwind label %lpad
+
+invoke.cont5:                                     ; preds = %invoke.cont
+  call void @llvm.stackrestore(i8* %inalloca.save)
+  ret i32 0
+
+lpad:                                             ; preds = %invoke.cont, %entry
+  %lp = landingpad { i8*, i32 } personality i8* null
+          cleanup
+  unreachable
+}