| ; Test the ICBT instruction is not emitted on POWER7 |
| ; Based on the ppc64-prefetch.ll test |
| ; RUN: not llc -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr7 < %s 2>&1 | FileCheck %s |
| |
| declare void @llvm.prefetch(i8*, i32, i32, i32) |
| |
| define void @test(i8* %a, ...) nounwind { |
| entry: |
| call void @llvm.prefetch(i8* %a, i32 0, i32 3, i32 0) |
| ret void |
| |
| ; FIXME: Crashing is not really the correct behavior here, we really should just emit nothing |
| ; CHECK: Cannot select: {{0x[0-9,a-f]+|t[0-9]+}}: ch = Prefetch |
| ; CHECK: {{0x[0-9,a-f]+|t[0-9]+}}: i32 = Constant<0> |
| ; CHECK-NEXT: {{0x[0-9,a-f]+|t[0-9]+}}: i32 = Constant<3> |
| ; CHECK-NEXT: {{0x[0-9,a-f]+|t[0-9]+}}: i32 = Constant<0> |
| |
| } |
| |
