58 lines · plain
1; Test indirect jumps.2;3; RUN: llc < %s -mtriple=s390x-linux-gnu | FileCheck %s4 5define i32 @f1(i32 %x, i32 %y, i32 %op) {6; CHECK-LABEL: f1:7; CHECK: ahi %r4, -18; CHECK: clibh %r4, 5, 0(%r14)9; CHECK: llgfr [[OP64:%r[0-5]]], %r410; CHECK: sllg [[INDEX:%r[1-5]]], [[OP64]], 311; CHECK: larl [[BASE:%r[1-5]]]12; CHECK: lg [[TARGET:%r[1-5]]], 0([[INDEX]],[[BASE]])13; CHECK: br [[TARGET]]14entry:15 switch i32 %op, label %exit [16 i32 1, label %b.add17 i32 2, label %b.sub18 i32 3, label %b.and19 i32 4, label %b.or20 i32 5, label %b.xor21 i32 6, label %b.mul22 ]23 24b.add:25 %add = add i32 %x, %y26 br label %exit27 28b.sub:29 %sub = sub i32 %x, %y30 br label %exit31 32b.and:33 %and = and i32 %x, %y34 br label %exit35 36b.or:37 %or = or i32 %x, %y38 br label %exit39 40b.xor:41 %xor = xor i32 %x, %y42 br label %exit43 44b.mul:45 %mul = mul i32 %x, %y46 br label %exit47 48exit:49 %res = phi i32 [ %x, %entry ],50 [ %add, %b.add ],51 [ %sub, %b.sub ],52 [ %and, %b.and ],53 [ %or, %b.or ],54 [ %xor, %b.xor ],55 [ %mul, %b.mul ]56 ret i32 %res57}58