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c5bf5318bd
Summary: Revert r325687 workaround for PR36032 since a fix was committed in r326154. Reviewers: sbaranga Differential Revision: http://reviews.llvm.org/D44768 From: Evgeny Stupachenko <evstupac@gmail.com> <evgeny.v.stupachenko@intel.com> llvm-svn: 328257
54 lines
2.4 KiB
LLVM
54 lines
2.4 KiB
LLVM
; RUN: opt -S -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 < %s 2>&1 | FileCheck %s
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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@a = common local_unnamed_addr global i32 0, align 4
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@b = common local_unnamed_addr global i8 0, align 1
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; Function Attrs: norecurse nounwind uwtable
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define void @doit1() local_unnamed_addr{
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entry:
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br label %for.body
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for.body:
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%main.iv = phi i32 [ 0, %entry ], [ %inc, %for.body ]
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%i8.iv = phi i8 [ 0, %entry ], [ %i8.add, %for.body ]
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%i32.iv = phi i32 [ 0, %entry ], [ %i32.add, %for.body ]
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%trunc.to.be.converted.to.new.iv = trunc i32 %i32.iv to i8
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%i8.add = add i8 %i8.iv, %trunc.to.be.converted.to.new.iv
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%noop.conv.under.pse = and i32 %i32.iv, 255
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%i32.add = add nuw nsw i32 %noop.conv.under.pse, 9
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%inc = add i32 %main.iv, 1
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%tobool = icmp eq i32 %inc, 16
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br i1 %tobool, label %for.cond.for.end_crit_edge, label %for.body
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; CHECK-LABEL: @doit1(
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; CHECK: vector.body:
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; CHECK-NEXT: [[MAIN_IV:%.*]] = phi i32 [ 0, [[VECTOR_PH:%.*]] ], [ [[MAIN_IV_NEXT:%.*]], [[VECTOR_BODY:%.*]] ]
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; CHECK-NEXT: [[I8_IV:%.*]] = phi <4 x i8> [ zeroinitializer, [[VECTOR_PH]] ], [ [[I8_IV_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[I32_IV:%.*]] = phi <4 x i32> [ <i32 0, i32 9, i32 18, i32 27>, [[VECTOR_PH]] ], [ [[I32_IV_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[IV_FROM_TRUNC:%.*]] = phi <4 x i8> [ <i8 0, i8 9, i8 18, i8 27>, [[VECTOR_PH]] ], [ [[IV_FROM_TRUNC_NEXT:%.*]], [[VECTOR_BODY]] ]
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; CHECK-NEXT: [[BROADCAST_SPLATINSERT:%.*]] = insertelement <4 x i32> undef, i32 [[MAIN_IV]], i32 0
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; CHECK-NEXT: [[BROADCAST_SPLAT:%.*]] = shufflevector <4 x i32> [[BROADCAST_SPLATINSERT]], <4 x i32> undef, <4 x i32> zeroinitializer
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; CHECK-NEXT: [[INDUCTION:%.*]] = add <4 x i32> [[BROADCAST_SPLAT]], <i32 0, i32 1, i32 2, i32 3>
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; CHECK-NEXT: [[TMP7:%.*]] = add i32 [[MAIN_IV]], 0
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; CHECK-NEXT: [[I8_IV_NEXT]] = add <4 x i8> [[I8_IV]], [[IV_FROM_TRUNC]]
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; CHECK-NEXT: [[MAIN_IV_NEXT]] = add i32 [[MAIN_IV]], 4
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; CHECK-NEXT: [[I32_IV_NEXT]] = add <4 x i32> [[I32_IV]], <i32 36, i32 36, i32 36, i32 36>
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; CHECK-NEXT: [[IV_FROM_TRUNC_NEXT]] = add <4 x i8> [[IV_FROM_TRUNC]], <i8 36, i8 36, i8 36, i8 36>
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; CHECK-NEXT: [[TMP9:%.*]] = icmp eq i32 [[MAIN_IV_NEXT]], 16
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; CHECK-NEXT: br i1 [[TMP9]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop !0
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for.cond.for.end_crit_edge:
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store i8 %i8.add, i8* @b, align 1
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br label %for.end
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for.end:
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ret void
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}
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