209 lines
9.5 KiB
LLVM
209 lines
9.5 KiB
LLVM
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; RUN: llc -march=hexagon < %s | FileCheck %s
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; CHECK-LABEL: LBB0{{.*}}if.end
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; CHECK: r[[REG:[0-9]+]] = zxth
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; CHECK: lsr(r[[REG]],
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target triple = "hexagon"
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@g0 = external constant [146 x i16], align 8
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@g1 = external constant [0 x i16], align 2
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define void @fred(i32* nocapture readonly %p0, i16 signext %p1, i16* nocapture %p2, i16 signext %p3, i16 signext %p4, i16 signext %p5) #0 {
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entry:
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%conv = sext i16 %p1 to i32
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%0 = tail call i32 @llvm.hexagon.S2.asl.r.r.sat(i32 %conv, i32 1)
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%1 = tail call i32 @llvm.hexagon.A2.sath(i32 %0)
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%2 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 3, i32 %1)
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%conv3 = sext i16 %p4 to i32
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%cmp144 = icmp sgt i16 %p4, 0
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br i1 %cmp144, label %for.body, label %for.end
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for.body: ; preds = %entry, %for.body
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%arrayidx.phi = phi i32* [ %arrayidx.inc, %for.body ], [ %p0, %entry ]
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%i.0146.apmt = phi i32 [ %inc.apmt, %for.body ], [ 0, %entry ]
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%L_temp1.0145 = phi i32 [ %5, %for.body ], [ 1, %entry ]
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%3 = load i32, i32* %arrayidx.phi, align 4, !tbaa !1
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%4 = tail call i32 @llvm.hexagon.A2.abssat(i32 %3)
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%5 = tail call i32 @llvm.hexagon.A2.max(i32 %L_temp1.0145, i32 %4)
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%inc.apmt = add nuw nsw i32 %i.0146.apmt, 1
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%exitcond151 = icmp eq i32 %inc.apmt, %conv3
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%arrayidx.inc = getelementptr i32, i32* %arrayidx.phi, i32 1
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br i1 %exitcond151, label %for.end, label %for.body, !llvm.loop !5
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for.end: ; preds = %for.body, %entry
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%L_temp1.0.lcssa = phi i32 [ 1, %entry ], [ %5, %for.body ]
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%6 = tail call i32 @llvm.hexagon.S2.clbnorm(i32 %L_temp1.0.lcssa)
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%arrayidx6 = getelementptr inbounds [146 x i16], [146 x i16]* @g0, i32 0, i32 %conv3
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%7 = load i16, i16* %arrayidx6, align 2, !tbaa !7
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%conv7 = sext i16 %7 to i32
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%8 = tail call i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32 %6, i32 %conv7)
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br i1 %cmp144, label %for.body14.lr.ph, label %for.end29
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for.body14.lr.ph: ; preds = %for.end
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%sext132 = shl i32 %8, 16
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%conv17 = ashr exact i32 %sext132, 16
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br label %for.body14
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for.body14: ; preds = %for.body14, %for.body14.lr.ph
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%arrayidx16.phi = phi i32* [ %p0, %for.body14.lr.ph ], [ %arrayidx16.inc, %for.body14 ]
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%i.1143.apmt = phi i32 [ 0, %for.body14.lr.ph ], [ %inc28.apmt, %for.body14 ]
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%L_temp.0142 = phi i32 [ 0, %for.body14.lr.ph ], [ %12, %for.body14 ]
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%9 = load i32, i32* %arrayidx16.phi, align 4, !tbaa !1
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%10 = tail call i32 @llvm.hexagon.S2.asl.r.r.sat(i32 %9, i32 %conv17)
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%11 = tail call i32 @llvm.hexagon.A2.asrh(i32 %10)
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%sext133 = shl i32 %11, 16
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%conv23 = ashr exact i32 %sext133, 16
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%12 = tail call i32 @llvm.hexagon.M2.mpy.acc.sat.ll.s0(i32 %L_temp.0142, i32 %conv23, i32 %conv23)
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%inc28.apmt = add nuw nsw i32 %i.1143.apmt, 1
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%exitcond = icmp eq i32 %inc28.apmt, %conv3
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%arrayidx16.inc = getelementptr i32, i32* %arrayidx16.phi, i32 1
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br i1 %exitcond, label %for.end29, label %for.body14
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for.end29: ; preds = %for.body14, %for.end
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%L_temp.0.lcssa = phi i32 [ 0, %for.end ], [ %12, %for.body14 ]
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%13 = tail call i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32 %conv3, i32 1)
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%cmp31 = icmp sgt i32 %13, 0
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br i1 %cmp31, label %if.then, label %if.end
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if.then: ; preds = %for.end29
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%arrayidx34 = getelementptr inbounds [0 x i16], [0 x i16]* @g1, i32 0, i32 %conv3
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%14 = load i16, i16* %arrayidx34, align 2, !tbaa !7
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%cmp.i = icmp eq i32 %L_temp.0.lcssa, -2147483648
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%cmp1.i = icmp eq i16 %14, -32768
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%or.cond.i = and i1 %cmp.i, %cmp1.i
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br i1 %or.cond.i, label %if.end, label %if.else.i
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if.else.i: ; preds = %if.then
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%conv3.i = sext i16 %14 to i32
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%15 = tail call i32 @llvm.hexagon.M2.hmmpyl.s1(i32 %L_temp.0.lcssa, i32 %conv3.i) #2
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%16 = tail call i64 @llvm.hexagon.M2.mpyd.ll.s1(i32 %conv3.i, i32 %L_temp.0.lcssa) #2
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%conv5.i = trunc i64 %16 to i32
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%phitmp = and i32 %conv5.i, 65535
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br label %if.end
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if.end: ; preds = %if.else.i, %if.then, %for.end29
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%L_temp.2 = phi i32 [ %L_temp.0.lcssa, %for.end29 ], [ %15, %if.else.i ], [ 2147483647, %if.then ]
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%lsb.0 = phi i32 [ 0, %for.end29 ], [ %phitmp, %if.else.i ], [ 65535, %if.then ]
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%sext = shl i32 %8, 16
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%conv35 = ashr exact i32 %sext, 16
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%17 = tail call i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32 %conv35, i32 16)
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%18 = tail call i32 @llvm.hexagon.S2.asl.r.r.sat(i32 %17, i32 1)
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%19 = tail call i32 @llvm.hexagon.A2.sath(i32 %18)
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%20 = tail call i32 @llvm.hexagon.S2.clbnorm(i32 %L_temp.2)
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%sext123 = shl i32 %20, 16
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%conv38 = ashr exact i32 %sext123, 16
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%sext124 = shl i32 %19, 16
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%conv39 = ashr exact i32 %sext124, 16
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%21 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv38, i32 %conv39)
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%22 = tail call i32 @llvm.hexagon.S2.asl.r.r.sat(i32 %L_temp.2, i32 %conv38)
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%23 = tail call i32 @llvm.hexagon.A2.zxth(i32 %lsb.0)
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%24 = tail call i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32 16, i32 %conv38)
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%25 = tail call i32 @llvm.hexagon.S2.lsr.r.r(i32 %23, i32 %24)
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%sext125 = shl i32 %25, 16
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%conv45 = ashr exact i32 %sext125, 16
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%26 = tail call i32 @llvm.hexagon.A2.addsat(i32 %22, i32 %conv45)
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%sext126 = shl i32 %2, 16
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%conv46 = ashr exact i32 %sext126, 16
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%sext127 = shl i32 %21, 16
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%conv47 = ashr exact i32 %sext127, 16
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%27 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv46, i32 %conv47)
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%sext128 = shl i32 %27, 16
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%conv49 = ashr exact i32 %sext128, 16
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%cmp50 = icmp sgt i32 %sext128, 327679
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%tobool = icmp eq i16 %p5, 0
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%or.cond = or i1 %tobool, %cmp50
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br i1 %or.cond, label %if.else68, label %if.then53
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if.then53: ; preds = %if.end
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%28 = tail call i32 @llvm.hexagon.S2.asl.r.r.sat(i32 %conv49, i32 1)
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%29 = tail call i32 @llvm.hexagon.A2.sath(i32 %28)
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%30 = tail call i32 @llvm.hexagon.A2.subsat(i32 %26, i32 1276901417)
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%cmp56 = icmp slt i32 %30, 0
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br i1 %cmp56, label %if.then58, label %if.else
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if.then58: ; preds = %if.then53
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%sext131 = shl i32 %29, 16
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%conv59 = ashr exact i32 %sext131, 16
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%31 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv59, i32 2)
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br label %if.end80
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if.else: ; preds = %if.then53
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%32 = tail call i32 @llvm.hexagon.A2.subsat(i32 %26, i32 1805811301)
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%cmp61 = icmp slt i32 %32, 0
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br i1 %cmp61, label %if.then63, label %if.end80
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if.then63: ; preds = %if.else
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%sext130 = shl i32 %29, 16
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%conv64 = ashr exact i32 %sext130, 16
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%33 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv64, i32 1)
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br label %if.end80
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if.else68: ; preds = %if.end
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%34 = tail call i32 @llvm.hexagon.A2.subsat(i32 %26, i32 1518500250)
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%cmp69 = icmp slt i32 %34, 0
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br i1 %cmp69, label %if.then71, label %if.end74
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if.then71: ; preds = %if.else68
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%35 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv49, i32 1)
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br label %if.end74
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if.end74: ; preds = %if.then71, %if.else68
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%m.0.in = phi i32 [ %35, %if.then71 ], [ %27, %if.else68 ]
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br i1 %tobool, label %if.end80, label %if.then76
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if.then76: ; preds = %if.end74
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%sext129 = shl i32 %m.0.in, 16
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%conv77 = ashr exact i32 %sext129, 16
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%36 = tail call i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32 %conv77, i32 5)
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br label %if.end80
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if.end80: ; preds = %if.end74, %if.then76, %if.then58, %if.then63, %if.else
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%m.1.in = phi i32 [ %31, %if.then58 ], [ %33, %if.then63 ], [ %29, %if.else ], [ %36, %if.then76 ], [ %m.0.in, %if.end74 ]
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%m.1 = trunc i32 %m.1.in to i16
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%cmp.i135 = icmp slt i16 %m.1, 0
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%var_out.0.i136 = select i1 %cmp.i135, i16 0, i16 %m.1
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%conv81 = sext i16 %p3 to i32
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%37 = tail call i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32 %conv81, i32 1)
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%conv82 = trunc i32 %37 to i16
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%cmp.i134 = icmp sgt i16 %var_out.0.i136, %conv82
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%var_out.0.i = select i1 %cmp.i134, i16 %conv82, i16 %var_out.0.i136
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store i16 %var_out.0.i, i16* %p2, align 2, !tbaa !7
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ret void
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}
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declare i32 @llvm.hexagon.A2.abssat(i32) #2
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declare i32 @llvm.hexagon.A2.addh.l16.sat.ll(i32, i32) #2
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declare i32 @llvm.hexagon.A2.addsat(i32, i32) #2
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declare i32 @llvm.hexagon.A2.asrh(i32) #2
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declare i32 @llvm.hexagon.A2.max(i32, i32) #2
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declare i32 @llvm.hexagon.A2.sath(i32) #2
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declare i32 @llvm.hexagon.A2.subh.l16.sat.ll(i32, i32) #2
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declare i32 @llvm.hexagon.A2.subsat(i32, i32) #2
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declare i32 @llvm.hexagon.A2.zxth(i32) #2
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declare i32 @llvm.hexagon.M2.hmmpyl.s1(i32, i32) #2
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declare i32 @llvm.hexagon.M2.mpy.acc.sat.ll.s0(i32, i32, i32) #2
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declare i32 @llvm.hexagon.S2.asl.r.r.sat(i32, i32) #2
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declare i32 @llvm.hexagon.S2.asr.r.r.sat(i32, i32) #2
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declare i32 @llvm.hexagon.S2.clbnorm(i32) #2
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declare i32 @llvm.hexagon.S2.lsr.r.r(i32, i32) #2
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declare i64 @llvm.hexagon.M2.mpyd.ll.s1(i32, i32) #2
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declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #1
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declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #1
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attributes #0 = { norecurse nounwind "target-cpu"="hexagonv60" "target-features"="+hvx,,+hvx-length64b" "unsafe-fp-math"="false" "use-soft-float"="false" }
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attributes #1 = { argmemonly nounwind }
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attributes #2 = { nounwind readnone }
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!1 = !{!2, !2, i64 0}
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!2 = !{!"int", !3, i64 0}
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!3 = !{!"omnipotent char", !4, i64 0}
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!4 = !{!"Simple C/C++ TBAA"}
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!5 = distinct !{!5, !6}
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!6 = !{!"llvm.loop.threadify", i32 81508608}
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!7 = !{!8, !8, i64 0}
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!8 = !{!"short", !3, i64 0}
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!9 = distinct !{!9, !10}
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!10 = !{!"llvm.loop.threadify", i32 1441813}
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!11 = distinct !{!11, !10}
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