1 ; RUN: llc -march=hexagon -mcpu=hexagonv5 -enable-pipeliner < %s | FileCheck %s 2 ; RUN: llc -march=hexagon -mcpu=hexagonv5 -O3 < %s | FileCheck %s 3 4 ; Simple vector total. 5 ; CHECK: loop0(.LBB0_[[LOOP:.]], 6 ; CHECK: .LBB0_[[LOOP]]: 7 ; CHECK: add([[REG:r([0-9]+)]], r{{[0-9]+}}) 8 ; CHECK-NEXT: add(r{{[0-9]+}}, #4) 9 ; CHECK-NEXT: [[REG]] = memw(r{{[0-9]+}} + r{{[0-9]+}}<<#0) 10 ; CHECK-NEXT: endloop0 11 12 define i32 @foo(i32* %a, i32 %n) { 13 entry: 14 br label %for.body 15 16 for.body: 17 %sum.02 = phi i32 [ 0, %entry ], [ %add, %for.body ] 18 %arrayidx.phi = phi i32* [ %a, %entry ], [ %arrayidx.inc, %for.body ] 19 %i.01 = phi i32 [ 0, %entry ], [ %inc, %for.body ] 20 %0 = load i32, i32* %arrayidx.phi, align 4 21 %add = add nsw i32 %0, %sum.02 22 %inc = add nsw i32 %i.01, 1 23 %exitcond = icmp eq i32 %inc, 10000 24 %arrayidx.inc = getelementptr i32, i32* %arrayidx.phi, i32 1 25 br i1 %exitcond, label %for.end, label %for.body 26 27 for.end: 28 ret i32 %add 29 } 30
