| ; RUN: llc -march=hexagon -enable-pipeliner=false < %s | FileCheck %s |
| ; RUN: llc -march=hexagon -enable-pipeliner < %s |
| ; REQUIRES: asserts |
| ; CHECK-NOT: and( |
| ; CHECK-NOT: or( |
| ; CHECK-NOT: combine(0 |
| ; CHECK: add |
| ; CHECK: add( |
| ; CHECK-NEXT: memuh( |
| ; CHECK-NEXT: endloop |
| |
| %s.22 = type { i64 } |
| |
| @g0 = common global i32 0, align 4 |
| |
| ; Function Attrs: nounwind |
| define i64 @f0(%s.22* nocapture %a0, i32 %a1) #0 { |
| b0: |
| %v0 = bitcast %s.22* %a0 to i16* |
| %v1 = load i16, i16* %v0, align 2, !tbaa !0 |
| %v2 = zext i16 %v1 to i64 |
| %v3 = icmp sgt i32 %a1, 0 |
| br i1 %v3, label %b1, label %b4 |
| |
| b1: ; preds = %b0 |
| br label %b2 |
| |
| b2: ; preds = %b2, %b1 |
| %v4 = phi i16* [ %v8, %b2 ], [ %v0, %b1 ] |
| %v5 = phi i32 [ %v10, %b2 ], [ undef, %b1 ] |
| %v6 = phi i32 [ %v15, %b2 ], [ 0, %b1 ] |
| %v7 = phi i64 [ %v14, %b2 ], [ %v2, %b1 ] |
| %v8 = getelementptr inbounds i16, i16* %v4, i32 1 |
| %v9 = trunc i64 %v7 to i32 |
| %v10 = add i32 %v5, %v9 |
| %v11 = load i16, i16* %v8, align 2, !tbaa !0 |
| %v12 = zext i16 %v11 to i64 |
| %v13 = and i64 %v7, -4294967296 |
| %v14 = or i64 %v12, %v13 |
| %v15 = add nsw i32 %v6, 1 |
| %v16 = icmp eq i32 %v15, %a1 |
| br i1 %v16, label %b3, label %b2 |
| |
| b3: ; preds = %b2 |
| br label %b4 |
| |
| b4: ; preds = %b3, %b0 |
| %v17 = phi i32 [ undef, %b0 ], [ %v10, %b3 ] |
| %v18 = phi i64 [ %v2, %b0 ], [ %v14, %b3 ] |
| store volatile i32 %v17, i32* @g0, align 4, !tbaa !4 |
| ret i64 %v18 |
| } |
| |
| attributes #0 = { nounwind } |
| |
| !0 = !{!1, !1, i64 0} |
| !1 = !{!"short", !2} |
| !2 = !{!"omnipotent char", !3} |
| !3 = !{!"Simple C/C++ TBAA"} |
| !4 = !{!5, !5, i64 0} |
| !5 = !{!"long", !2} |
