mirror of
https://github.com/RPCS3/llvm-mirror.git
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ec411cfda2
Still causing failures on the polly-aosp buildbot; I'll follow up with a reduced testcase. llvm-svn: 344752
241 lines
11 KiB
LLVM
241 lines
11 KiB
LLVM
; RUN: opt -mtriple=thumbv8m.main -mcpu=cortex-m33 -arm-parallel-dsp %s -S -o - | FileCheck %s
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; RUN: opt -mtriple=arm-arm-eabi -mcpu=cortex-m0 < %s -arm-parallel-dsp -S | FileCheck %s --check-prefix=CHECK-UNSUPPORTED
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; RUN: opt -mtriple=arm-arm-eabi -mcpu=cortex-m33 -mattr=-dsp < %s -arm-parallel-dsp -S | FileCheck %s --check-prefix=CHECK-UNSUPPORTED
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define i32 @smladx(i16* nocapture readonly %pIn1, i16* nocapture readonly %pIn2, i32 %j, i32 %limit) {
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; CHECK-LABEL: smladx
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; CHECK: = phi i32 [ 0, %for.body.preheader.new ],
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; CHECK: [[ACC0:%[^ ]+]] = phi i32 [ 0, %for.body.preheader.new ], [ [[ACC2:%[^ ]+]], %for.body ]
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; CHECK: [[PIN23:%[^ ]+]] = bitcast i16* %pIn2.3 to i32*
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; CHECK: [[IN23:%[^ ]+]] = load i32, i32* [[PIN23]], align 2
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; CHECK: [[PIN12:%[^ ]+]] = bitcast i16* %pIn1.2 to i32*
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; CHECK: [[IN12:%[^ ]+]] = load i32, i32* [[PIN12]], align 2
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; CHECK: [[ACC1:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[IN23]], i32 [[IN12]], i32 [[ACC0]])
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; CHECK: [[PIN21:%[^ ]+]] = bitcast i16* %pIn2.1 to i32*
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; CHECK: [[IN21:%[^ ]+]] = load i32, i32* [[PIN21]], align 2
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; CHECK: [[PIN10:%[^ ]+]] = bitcast i16* %pIn1.0 to i32*
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; CHECK: [[IN10:%[^ ]+]] = load i32, i32* [[PIN10]], align 2
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; CHECK: [[ACC2]] = call i32 @llvm.arm.smladx(i32 [[IN21]], i32 [[IN10]], i32 [[ACC1]])
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; CHECK-NOT: call i32 @llvm.arm.smlad
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; CHECK-UNSUPPORTED-NOT: call i32 @llvm.arm.smlad
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entry:
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%cmp9 = icmp eq i32 %limit, 0
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br i1 %cmp9, label %for.cond.cleanup, label %for.body.preheader
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for.body.preheader:
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%0 = add i32 %limit, -1
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%xtraiter = and i32 %limit, 3
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%1 = icmp ult i32 %0, 3
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br i1 %1, label %for.cond.cleanup.loopexit.unr-lcssa, label %for.body.preheader.new
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for.body.preheader.new:
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%unroll_iter = sub i32 %limit, %xtraiter
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br label %for.body
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for.cond.cleanup.loopexit.unr-lcssa:
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%add.lcssa.ph = phi i32 [ undef, %for.body.preheader ], [ %add.3, %for.body ]
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%i.011.unr = phi i32 [ 0, %for.body.preheader ], [ %inc.3, %for.body ]
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%sum.010.unr = phi i32 [ 0, %for.body.preheader ], [ %add.3, %for.body ]
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%lcmp.mod = icmp eq i32 %xtraiter, 0
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br i1 %lcmp.mod, label %for.cond.cleanup, label %for.body.epil
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for.body.epil:
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%i.011.epil = phi i32 [ %inc.epil, %for.body.epil ], [ %i.011.unr, %for.cond.cleanup.loopexit.unr-lcssa ]
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%sum.010.epil = phi i32 [ %add.epil, %for.body.epil ], [ %sum.010.unr, %for.cond.cleanup.loopexit.unr-lcssa ]
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%epil.iter = phi i32 [ %epil.iter.sub, %for.body.epil ], [ %xtraiter, %for.cond.cleanup.loopexit.unr-lcssa ]
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%sub.epil = sub i32 %j, %i.011.epil
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%arrayidx.epil = getelementptr inbounds i16, i16* %pIn2, i32 %sub.epil
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%2 = load i16, i16* %arrayidx.epil, align 2
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%conv.epil = sext i16 %2 to i32
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%arrayidx1.epil = getelementptr inbounds i16, i16* %pIn1, i32 %i.011.epil
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%3 = load i16, i16* %arrayidx1.epil, align 2
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%conv2.epil = sext i16 %3 to i32
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%mul.epil = mul nsw i32 %conv2.epil, %conv.epil
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%add.epil = add nsw i32 %mul.epil, %sum.010.epil
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%inc.epil = add nuw i32 %i.011.epil, 1
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%epil.iter.sub = add i32 %epil.iter, -1
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%epil.iter.cmp = icmp eq i32 %epil.iter.sub, 0
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br i1 %epil.iter.cmp, label %for.cond.cleanup, label %for.body.epil
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for.cond.cleanup:
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%sum.0.lcssa = phi i32 [ 0, %entry ], [ %add.lcssa.ph, %for.cond.cleanup.loopexit.unr-lcssa ], [ %add.epil, %for.body.epil ]
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ret i32 %sum.0.lcssa
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for.body:
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%i.011 = phi i32 [ 0, %for.body.preheader.new ], [ %inc.3, %for.body ]
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%sum.010 = phi i32 [ 0, %for.body.preheader.new ], [ %add.3, %for.body ]
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%niter = phi i32 [ %unroll_iter, %for.body.preheader.new ], [ %niter.nsub.3, %for.body ]
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%pIn2Base = phi i16* [ %pIn2, %for.body.preheader.new ], [ %pIn2.4, %for.body ]
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%pIn2.0 = getelementptr inbounds i16, i16* %pIn2Base, i32 0
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%In2 = load i16, i16* %pIn2.0, align 2
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%pIn1.0 = getelementptr inbounds i16, i16* %pIn1, i32 %i.011
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%In1 = load i16, i16* %pIn1.0, align 2
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%inc = or i32 %i.011, 1
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%pIn2.1 = getelementptr inbounds i16, i16* %pIn2Base, i32 -1
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%In2.1 = load i16, i16* %pIn2.1, align 2
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%pIn1.1 = getelementptr inbounds i16, i16* %pIn1, i32 %inc
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%In1.1 = load i16, i16* %pIn1.1, align 2
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%inc.1 = or i32 %i.011, 2
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%pIn2.2 = getelementptr inbounds i16, i16* %pIn2Base, i32 -2
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%In2.2 = load i16, i16* %pIn2.2, align 2
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%pIn1.2 = getelementptr inbounds i16, i16* %pIn1, i32 %inc.1
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%In1.2 = load i16, i16* %pIn1.2, align 2
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%inc.2 = or i32 %i.011, 3
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%pIn2.3 = getelementptr inbounds i16, i16* %pIn2Base, i32 -3
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%In2.3 = load i16, i16* %pIn2.3, align 2
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%pIn1.3 = getelementptr inbounds i16, i16* %pIn1, i32 %inc.2
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%In1.3 = load i16, i16* %pIn1.3, align 2
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%sextIn1 = sext i16 %In1 to i32
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%sextIn1.1 = sext i16 %In1.1 to i32
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%sextIn1.2 = sext i16 %In1.2 to i32
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%sextIn1.3 = sext i16 %In1.3 to i32
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%sextIn2 = sext i16 %In2 to i32
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%sextIn2.1 = sext i16 %In2.1 to i32
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%sextIn2.2 = sext i16 %In2.2 to i32
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%sextIn2.3 = sext i16 %In2.3 to i32
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%mul = mul nsw i32 %sextIn1, %sextIn2
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%mul.1 = mul nsw i32 %sextIn1.1, %sextIn2.1
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%mul.2 = mul nsw i32 %sextIn1.2, %sextIn2.2
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%mul.3 = mul nsw i32 %sextIn1.3, %sextIn2.3
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%add = add nsw i32 %mul, %sum.010
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%add.1 = add nsw i32 %mul.1, %add
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%add.2 = add nsw i32 %mul.2, %add.1
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%add.3 = add nsw i32 %mul.3, %add.2
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%inc.3 = add i32 %i.011, 4
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%pIn2.4 = getelementptr inbounds i16, i16* %pIn2Base, i32 -4
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%niter.nsub.3 = add i32 %niter, -4
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%niter.ncmp.3 = icmp eq i32 %niter.nsub.3, 0
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br i1 %niter.ncmp.3, label %for.cond.cleanup.loopexit.unr-lcssa, label %for.body
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}
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define i32 @smladx_swap(i16* nocapture readonly %pIn1, i16* nocapture readonly %pIn2, i32 %j, i32 %limit) {
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; CHECK-LABEL: smladx_swap
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; CHECK: for.body.preheader.new:
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; CHECK: [[PIN1Base:[^ ]+]] = getelementptr i16, i16* %pIn1
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; CHECK: [[PIN2Base:[^ ]+]] = getelementptr i16, i16* %pIn2
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; CHECK: for.body:
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; CHECK: [[PIN2:%[^ ]+]] = phi i16* [ [[PIN2_NEXT:%[^ ]+]], %for.body ], [ [[PIN2Base]], %for.body.preheader.new ]
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; CHECK: [[PIN1:%[^ ]+]] = phi i16* [ [[PIN1_NEXT:%[^ ]+]], %for.body ], [ [[PIN1Base]], %for.body.preheader.new ]
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; CHECK: [[IV:%[^ ]+]] = phi i32
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; CHECK: [[ACC0:%[^ ]+]] = phi i32 [ 0, %for.body.preheader.new ], [ [[ACC2:%[^ ]+]], %for.body ]
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; CHECK: [[PIN1_2:%[^ ]+]] = getelementptr i16, i16* [[PIN1]], i32 -2
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; CHECK: [[PIN2_2:%[^ ]+]] = getelementptr i16, i16* [[PIN2]], i32 -2
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; CHECK: [[PIN2_2_CAST:%[^ ]+]] = bitcast i16* [[PIN2_2]] to i32*
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; CHECK: [[IN2_2:%[^ ]+]] = load i32, i32* [[PIN2_2_CAST]], align 2
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; CHECK: [[PIN1_CAST:%[^ ]+]] = bitcast i16* [[PIN1]] to i32*
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; CHECK: [[IN1:%[^ ]+]] = load i32, i32* [[PIN1_CAST]], align 2
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; CHECK: [[ACC1:%[^ ]+]] = call i32 @llvm.arm.smladx(i32 [[IN2_2]], i32 [[IN1]], i32 [[ACC0]])
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; CHECK: [[PIN2_CAST:%[^ ]+]] = bitcast i16* [[PIN2]] to i32*
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; CHECK: [[IN2:%[^ ]+]] = load i32, i32* [[PIN2_CAST]], align 2
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; CHECK: [[PIN1_2_CAST:%[^ ]+]] = bitcast i16* [[PIN1_2]] to i32*
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; CHECK: [[IN1_2:%[^ ]+]] = load i32, i32* [[PIN1_2_CAST]], align 2
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; CHECK: [[ACC2]] = call i32 @llvm.arm.smladx(i32 [[IN2]], i32 [[IN1_2]], i32 [[ACC1]])
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; CHECK: [[PIN1_NEXT]] = getelementptr i16, i16* [[PIN1]], i32 4
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; CHECK: [[PIN2_NEXT]] = getelementptr i16, i16* [[PIN2]], i32 -4
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; CHECK-NOT: call i32 @llvm.arm.smlad
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; CHECK-UNSUPPORTED-NOT: call i32 @llvm.arm.smlad
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entry:
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%cmp9 = icmp eq i32 %limit, 0
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br i1 %cmp9, label %for.cond.cleanup, label %for.body.preheader
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for.body.preheader:
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%0 = add i32 %limit, -1
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%xtraiter = and i32 %limit, 3
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%1 = icmp ult i32 %0, 3
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br i1 %1, label %for.cond.cleanup.loopexit.unr-lcssa, label %for.body.preheader.new
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for.body.preheader.new:
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%unroll_iter = sub i32 %limit, %xtraiter
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%scevgep6 = getelementptr i16, i16* %pIn1, i32 2
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%2 = add i32 %j, -1
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%scevgep11 = getelementptr i16, i16* %pIn2, i32 %2
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br label %for.body
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for.cond.cleanup.loopexit.unr-lcssa:
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%add.lcssa.ph = phi i32 [ undef, %for.body.preheader ], [ %add.3, %for.body ]
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%i.011.unr = phi i32 [ 0, %for.body.preheader ], [ %inc.3, %for.body ]
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%sum.010.unr = phi i32 [ 0, %for.body.preheader ], [ %add.3, %for.body ]
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%lcmp.mod = icmp eq i32 %xtraiter, 0
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br i1 %lcmp.mod, label %for.cond.cleanup, label %for.body.epil.preheader
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for.body.epil.preheader:
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%scevgep = getelementptr i16, i16* %pIn1, i32 %i.011.unr
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%3 = sub i32 %j, %i.011.unr
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%scevgep2 = getelementptr i16, i16* %pIn2, i32 %3
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%4 = sub i32 0, %xtraiter
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br label %for.body.epil
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for.body.epil:
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%lsr.iv5 = phi i32 [ %4, %for.body.epil.preheader ], [ %lsr.iv.next, %for.body.epil ]
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%lsr.iv3 = phi i16* [ %scevgep2, %for.body.epil.preheader ], [ %scevgep4, %for.body.epil ]
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%lsr.iv = phi i16* [ %scevgep, %for.body.epil.preheader ], [ %scevgep1, %for.body.epil ]
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%sum.010.epil = phi i32 [ %add.epil, %for.body.epil ], [ %sum.010.unr, %for.body.epil.preheader ]
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%5 = load i16, i16* %lsr.iv3, align 2
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%conv.epil = sext i16 %5 to i32
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%6 = load i16, i16* %lsr.iv, align 2
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%conv2.epil = sext i16 %6 to i32
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%mul.epil = mul nsw i32 %conv2.epil, %conv.epil
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%add.epil = add nsw i32 %mul.epil, %sum.010.epil
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%scevgep1 = getelementptr i16, i16* %lsr.iv, i32 1
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%scevgep4 = getelementptr i16, i16* %lsr.iv3, i32 -1
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%lsr.iv.next = add nsw i32 %lsr.iv5, 1
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%epil.iter.cmp = icmp eq i32 %lsr.iv.next, 0
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br i1 %epil.iter.cmp, label %for.cond.cleanup, label %for.body.epil
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for.cond.cleanup:
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%sum.0.lcssa = phi i32 [ 0, %entry ], [ %add.lcssa.ph, %for.cond.cleanup.loopexit.unr-lcssa ], [ %add.epil, %for.body.epil ]
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ret i32 %sum.0.lcssa
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for.body:
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%pin2 = phi i16* [ %pin2_sub4, %for.body ], [ %scevgep11, %for.body.preheader.new ]
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%pin1 = phi i16* [ %pin1_add4, %for.body ], [ %scevgep6, %for.body.preheader.new ]
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%i.011 = phi i32 [ 0, %for.body.preheader.new ], [ %inc.3, %for.body ]
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%sum.010 = phi i32 [ 0, %for.body.preheader.new ], [ %add.3, %for.body ]
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%pin2_add1 = getelementptr i16, i16* %pin2, i32 1
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%In2 = load i16, i16* %pin2_add1, align 2
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%pin1_sub2 = getelementptr i16, i16* %pin1, i32 -2
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%In1 = load i16, i16* %pin1_sub2, align 2
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%In2.1 = load i16, i16* %pin2, align 2
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%pin1_sub1 = getelementptr i16, i16* %pin1, i32 -1
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%In1.1 = load i16, i16* %pin1_sub1, align 2
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%pin2_sub1 = getelementptr i16, i16* %pin2, i32 -1
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%In2.2 = load i16, i16* %pin2_sub1, align 2
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%In1.2 = load i16, i16* %pin1, align 2
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%pin2_sub2 = getelementptr i16, i16* %pin2, i32 -2
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%In2.3 = load i16, i16* %pin2_sub2, align 2
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%pin1_add1 = getelementptr i16, i16* %pin1, i32 1
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%In1.3 = load i16, i16* %pin1_add1, align 2
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%sextIn2 = sext i16 %In2 to i32
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%sextIn1 = sext i16 %In1 to i32
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%sextIn2.1 = sext i16 %In2.1 to i32
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%sextIn1.1 = sext i16 %In1.1 to i32
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%sextIn2.2 = sext i16 %In2.2 to i32
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%sextIn1.2 = sext i16 %In1.2 to i32
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%sextIn2.3 = sext i16 %In2.3 to i32
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%sextIn1.3 = sext i16 %In1.3 to i32
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%mul = mul nsw i32 %sextIn2, %sextIn1
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%add = add nsw i32 %mul, %sum.010
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%mul.1 = mul nsw i32 %sextIn2.1, %sextIn1.1
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%add.1 = add nsw i32 %mul.1, %add
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%mul.2 = mul nsw i32 %sextIn2.2, %sextIn1.2
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%add.2 = add nsw i32 %mul.2, %add.1
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%mul.3 = mul nsw i32 %sextIn2.3, %sextIn1.3
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%add.3 = add nsw i32 %mul.3, %add.2
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%inc.3 = add i32 %i.011, 4
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%pin1_add4 = getelementptr i16, i16* %pin1, i32 4
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%pin2_sub4 = getelementptr i16, i16* %pin2, i32 -4
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%niter.ncmp.3 = icmp eq i32 %unroll_iter, %inc.3
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br i1 %niter.ncmp.3, label %for.cond.cleanup.loopexit.unr-lcssa, label %for.body
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}
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