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92 lines
3.2 KiB
92 lines
3.2 KiB
; RUN: llc -march=hexagon < %s | FileCheck %s
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target triple = "hexagon"
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; FP elimination enabled.
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;
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; CHECK-LABEL: danny:
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; CHECK: r29 = add(r29,#-[[SIZE:[0-9]+]])
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; CHECK: r29 = add(r29,#[[SIZE]])
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define i32 @danny(i32 %a0, i32 %a1) local_unnamed_addr #0 {
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b2:
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%v3 = alloca [32 x i32], align 8
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%v4 = bitcast [32 x i32]* %v3 to i8*
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call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3
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br label %b5
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b5: ; preds = %b5, %b2
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%v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ]
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%v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6
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store i32 %v6, i32* %v7, align 4
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%v8 = add nuw nsw i32 %v6, 1
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%v9 = icmp eq i32 %v8, 32
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br i1 %v9, label %b10, label %b5
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b10: ; preds = %b5
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%v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0
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store i32 %a1, i32* %v11, align 4
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br label %b12
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b12: ; preds = %b12, %b10
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%v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ]
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%v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ]
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%v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13
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%v16 = load i32, i32* %v15, align 4
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%v17 = add nsw i32 %v16, %v14
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%v18 = add nuw nsw i32 %v13, 1
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%v19 = icmp eq i32 %v18, 32
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br i1 %v19, label %b20, label %b12
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b20: ; preds = %b12
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call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3
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ret i32 %v17
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}
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; FP elimination disabled.
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;
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; CHECK-LABEL: sammy:
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; CHECK: allocframe
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; CHECK: dealloc_return
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define i32 @sammy(i32 %a0, i32 %a1) local_unnamed_addr #1 {
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b2:
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%v3 = alloca [32 x i32], align 8
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%v4 = bitcast [32 x i32]* %v3 to i8*
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call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3
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br label %b5
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b5: ; preds = %b5, %b2
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%v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ]
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%v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6
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store i32 %v6, i32* %v7, align 4
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%v8 = add nuw nsw i32 %v6, 1
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%v9 = icmp eq i32 %v8, 32
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br i1 %v9, label %b10, label %b5
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b10: ; preds = %b5
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%v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0
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store i32 %a1, i32* %v11, align 4
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br label %b12
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b12: ; preds = %b12, %b10
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%v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ]
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%v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ]
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%v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13
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%v16 = load i32, i32* %v15, align 4
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%v17 = add nsw i32 %v16, %v14
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%v18 = add nuw nsw i32 %v13, 1
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%v19 = icmp eq i32 %v18, 32
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br i1 %v19, label %b20, label %b12
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b20: ; preds = %b12
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call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3
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ret i32 %v17
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}
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2
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declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2
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attributes #0 = { nounwind readnone "frame-pointer"="none" "target-cpu"="hexagonv60" }
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attributes #1 = { nounwind readnone "frame-pointer"="all" "target-cpu"="hexagonv60" }
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attributes #2 = { argmemonly nounwind }
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attributes #3 = { nounwind }
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