YouCompleteMe/cpp/llvm/test/CodeGen/X86/fast-isel-tailcall.ll
2012-07-05 17:51:06 -07:00

14 lines
499 B
LLVM

; RUN: llc < %s -fast-isel -tailcallopt -march=x86 | not grep add
; PR4154
; On x86, -tailcallopt changes the ABI so the caller shouldn't readjust
; the stack pointer after the call in this code.
define i32 @stub(i8* %t0) nounwind {
entry:
%t1 = load i32* inttoptr (i32 139708680 to i32*) ; <i32> [#uses=1]
%t2 = bitcast i8* %t0 to i32 (i32)* ; <i32 (i32)*> [#uses=1]
%t3 = call fastcc i32 %t2(i32 %t1) ; <i32> [#uses=1]
ret i32 %t3
}