1 target datalayout = "E-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v128:128:128-n32:64" 2 target triple = "powerpc64-unknown-linux-gnu" 3 ; RUN: llc -mcpu=a2 -enable-misched -enable-aa-sched-mi < %s | FileCheck %s 4 5 define i8 @test1(i8* noalias %a, i8* noalias %b, i8* noalias %c) nounwind { 6 entry: 7 %q = load i8* %b 8 call void @llvm.prefetch(i8* %a, i32 0, i32 3, i32 1) 9 %r = load i8* %c 10 %s = add i8 %q, %r 11 ret i8 %s 12 } 13 14 declare void @llvm.prefetch(i8*, i32, i32, i32) 15 16 ; Test that we've moved the second load to before the dcbt to better 17 ; hide its latency. 18 ; CHECK: @test1 19 ; CHECK: lbz 20 ; CHECK: lbz 21 ; CHECK: dcbt 22 23
