llvm-6502/test/CodeGen/X86/tailcallbyval.ll
Dan Gohman 7f9b35200b Add nounwind attributes to this test.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@60451 91177308-0d34-0410-b5e6-96231b3b80d8
2008-12-03 01:10:18 +00:00

20 lines
722 B
LLVM

; RUN: llvm-as < %s | llc -march=x86 -tailcallopt | grep TAILCALL
; check for the 2 byval moves
; RUN: llvm-as < %s | llc -march=x86 -tailcallopt | grep movl | grep ecx | grep eax | wc -l | grep 1
%struct.s = type {i32, i32, i32, i32, i32, i32, i32, i32,
i32, i32, i32, i32, i32, i32, i32, i32,
i32, i32, i32, i32, i32, i32, i32, i32 }
define fastcc i32 @tailcallee(%struct.s* byval %a) nounwind {
entry:
%tmp2 = getelementptr %struct.s* %a, i32 0, i32 0
%tmp3 = load i32* %tmp2
ret i32 %tmp3
}
define fastcc i32 @tailcaller(%struct.s* byval %a) nounwind {
entry:
%tmp4 = tail call fastcc i32 @tailcallee(%struct.s* %a byval)
ret i32 %tmp4
}