llvm-project/llvm/test/CodeGen/SystemZ/int-cmp-55.ll

20 lines
403 B
LLVM

; Check that we don't insert unnecessary CC spills
;
; RUN: llc < %s -mtriple=s390x-linux-gnu
declare signext i32 @f()
define signext i32 @test(i32* %ptr) {
; CHECK-NOT: ipm
entry:
%0 = load i32, i32* %ptr, align 4
%tobool = icmp eq i32 %0, 0
%call = tail call signext i32 @f()
%1 = icmp slt i32 %call, 40
%2 = or i1 %tobool, %1
%retv = select i1 %2, i32 %call, i32 40
ret i32 %retv
}