llvm/test/CodeGen/X86/sext-select.ll
2009-09-08 23:54:48 +00:00

24 lines
560 B
LLVM

; RUN: llc < %s -march=x86 | grep movsw
; PR2139
declare void @abort()
define i32 @main() {
entry:
%tmp73 = tail call i1 @return_false() ; <i8> [#uses=1]
%g.0 = select i1 %tmp73, i16 0, i16 -480 ; <i16> [#uses=2]
%tmp7778 = sext i16 %g.0 to i32 ; <i32> [#uses=1]
%tmp80 = shl i32 %tmp7778, 3 ; <i32> [#uses=2]
%tmp87 = icmp sgt i32 %tmp80, 32767 ; <i1> [#uses=1]
br i1 %tmp87, label %bb90, label %bb91
bb90: ; preds = %bb84, %bb72
tail call void @abort()
unreachable
bb91: ; preds = %bb84
ret i32 0
}
define i1 @return_false() {
ret i1 0
}