| Colin LeMahieu | d215875 | 2015-06-18 20:43:50 +0000 | [diff] [blame] | 1 | ; RUN: llc -march=hexagon < %s | FileCheck %s |
| 2 | |
| 3 | ; CHECK: { |
| 4 | ; CHECK: loop0(.LBB |
| 5 | ; CHECK-NOT: loop0(##.LBB |
| 6 | |
| 7 | target datalayout = "e-p:32:32:32-i64:64:64-i32:32:32-i16:16:16-i1:32:32-f64:64:64-f32:32:32-v64:64:64-v32:32:32-a0:0-n16:32" |
| 8 | target triple = "hexagon" |
| 9 | |
| 10 | define i32 @q6zip_uncompress(i8* %out_buf, i32* %out_buf_size, i8* %in_buf, i32 %in_buf_size, i8* nocapture %dict, i32 %dict_size) nounwind { |
| 11 | entry: |
| 12 | %0 = bitcast i8* %in_buf to i32* |
| 13 | %incdec.ptr = getelementptr inbounds i8, i8* %in_buf, i32 4 |
| 14 | %1 = load i32, i32* %0, align 4, !tbaa !0 |
| 15 | %2 = ptrtoint i8* %incdec.ptr to i32 |
| 16 | %and.i = and i32 %2, 31 |
| 17 | %sub.i = sub i32 %2, %and.i |
| 18 | %3 = inttoptr i32 %sub.i to i8* |
| 19 | %add.i = add i32 %in_buf_size, 31 |
| 20 | %sub2.i = add i32 %add.i, %and.i |
| 21 | %div.i = lshr i32 %sub2.i, 5 |
| 22 | %4 = tail call i32 @llvm.hexagon.A2.combine.ll(i32 32, i32 %div.i) nounwind |
| 23 | %5 = tail call i64 @llvm.hexagon.A4.combineir(i32 32, i32 %4) nounwind |
| 24 | tail call void asm sideeffect "l2fetch($0,$1)", "r,r,~{memory}"(i8* %3, i64 %5) nounwind, !srcloc !3 |
| 25 | %6 = ptrtoint i8* %out_buf to i32 |
| 26 | br label %for.body.i |
| 27 | |
| 28 | for.body.i: ; preds = %for.body.i, %entry |
| 29 | %i.02.i = phi i32 [ 0, %entry ], [ %inc.i, %for.body.i ] |
| 30 | %addr.addr.01.i = phi i32 [ %6, %entry ], [ %add.i14, %for.body.i ] |
| 31 | tail call void asm sideeffect "dczeroa($0)", "r"(i32 %addr.addr.01.i) nounwind, !srcloc !4 |
| 32 | %add.i14 = add i32 %addr.addr.01.i, 32 |
| 33 | %inc.i = add i32 %i.02.i, 1 |
| 34 | %exitcond.i = icmp eq i32 %inc.i, 128 |
| 35 | br i1 %exitcond.i, label %while.cond.preheader, label %for.body.i |
| 36 | |
| 37 | while.cond.preheader: ; preds = %for.body.i |
| 38 | %and = and i32 %1, 3 |
| 39 | switch i32 %and, label %infloop.preheader [ |
| 40 | i32 0, label %exit_inflate.split |
| 41 | i32 2, label %if.then.preheader |
| 42 | ] |
| 43 | |
| 44 | if.then.preheader: ; preds = %while.cond.preheader |
| 45 | br label %if.then |
| 46 | |
| 47 | infloop.preheader: ; preds = %while.cond.preheader |
| 48 | br label %infloop |
| 49 | |
| 50 | if.then: ; preds = %if.then.preheader, %if.then |
| 51 | tail call void @llvm.prefetch(i8* %incdec.ptr, i32 0, i32 3, i32 1) |
| 52 | br label %if.then |
| 53 | |
| 54 | exit_inflate.split: ; preds = %while.cond.preheader |
| 55 | ret i32 0 |
| 56 | |
| 57 | infloop: ; preds = %infloop.preheader, %infloop |
| 58 | br label %infloop |
| 59 | } |
| 60 | |
| 61 | declare void @llvm.prefetch(i8* nocapture, i32, i32, i32) nounwind |
| 62 | |
| 63 | declare i64 @llvm.hexagon.A4.combineir(i32, i32) nounwind readnone |
| 64 | |
| 65 | declare i32 @llvm.hexagon.A2.combine.ll(i32, i32) nounwind readnone |
| 66 | |
| 67 | !0 = !{!"long", !1} |
| 68 | !1 = !{!"omnipotent char", !2} |
| 69 | !2 = !{!"Simple C/C++ TBAA"} |
| 70 | !3 = !{i32 18362} |
| 71 | !4 = !{i32 18893} |