87 lines
4.3 KiB
LLVM
87 lines
4.3 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -scoped-noalias-aa -memcpyopt < %s | FileCheck %s
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; ModuleID = '<stdin>'
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source_filename = "test.cpp"
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target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
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target triple = "aarch64-unknown-linux-android21"
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define dso_local void @_Z1ml(i64 %e) {
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; CHECK-LABEL: @_Z1ml(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[L:%.*]] = alloca i8, align 1
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; CHECK-NEXT: br label [[WHILE_COND:%.*]]
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; CHECK: for.cond.while.cond.loopexit_crit_edge.us-lcssa:
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; CHECK-NEXT: br label [[WHILE_COND_LOOPEXIT:%.*]]
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; CHECK: while.cond.loopexit:
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; CHECK-NEXT: [[TMP0:%.*]] = phi i8* [ [[ADD_PTR_I:%.*]], [[FOR_COND_WHILE_COND_LOOPEXIT_CRIT_EDGE_US_LCSSA:%.*]] ], [ [[TMP1:%.*]], [[WHILE_COND]] ]
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; CHECK-NEXT: [[I_1_LCSSA:%.*]] = phi i8* [ [[I_2:%.*]], [[FOR_COND_WHILE_COND_LOOPEXIT_CRIT_EDGE_US_LCSSA]] ], [ [[I_0:%.*]], [[WHILE_COND]] ]
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; CHECK-NEXT: br label [[WHILE_COND]]
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; CHECK: while.cond:
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; CHECK-NEXT: [[TMP1]] = phi i8* [ [[L]], [[ENTRY:%.*]] ], [ [[TMP0]], [[WHILE_COND_LOOPEXIT]] ]
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; CHECK-NEXT: [[I_0]] = phi i8* [ [[L]], [[ENTRY]] ], [ [[I_1_LCSSA]], [[WHILE_COND_LOOPEXIT]] ]
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; CHECK-NEXT: br i1 undef, label [[FOR_BODY_LR_PH:%.*]], label [[WHILE_COND_LOOPEXIT]]
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; CHECK: for.body.lr.ph:
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; CHECK-NEXT: br label [[FOR_BODY:%.*]]
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; CHECK: for.body:
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; CHECK-NEXT: [[TMP2:%.*]] = phi i8* [ [[TMP1]], [[FOR_BODY_LR_PH]] ], [ [[ADD_PTR_I]], [[IF_END5:%.*]] ]
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; CHECK-NEXT: [[I_15:%.*]] = phi i8* [ [[I_0]], [[FOR_BODY_LR_PH]] ], [ [[I_2]], [[IF_END5]] ]
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; CHECK-NEXT: [[ADD_PTR_I]] = getelementptr inbounds i8, i8* [[TMP2]], i64 [[E:%.*]]
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; CHECK-NEXT: [[TMP3:%.*]] = load i8, i8* [[TMP2]], align 1, !noalias !0
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; CHECK-NEXT: [[TMP4:%.*]] = load i8, i8* [[I_15]], align 1, !alias.scope !0
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; CHECK-NEXT: store i8 [[TMP4]], i8* [[TMP2]], align 1
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; CHECK-NEXT: br label [[_Z1DPCS_L_EXIT:%.*]]
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; CHECK: _Z1dPcS_l.exit:
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; CHECK-NEXT: br i1 undef, label [[IF_THEN3:%.*]], label [[IF_END5]]
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; CHECK: if.then3:
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; CHECK-NEXT: [[ADD_PTR4:%.*]] = getelementptr inbounds i8, i8* [[I_15]], i64 [[E]]
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; CHECK-NEXT: br label [[IF_END5]]
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; CHECK: if.end5:
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; CHECK-NEXT: [[I_2]] = phi i8* [ [[ADD_PTR4]], [[IF_THEN3]] ], [ [[I_15]], [[_Z1DPCS_L_EXIT]] ]
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; CHECK-NEXT: br i1 false, label [[FOR_BODY]], label [[FOR_COND_WHILE_COND_LOOPEXIT_CRIT_EDGE_US_LCSSA]]
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;
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entry:
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%l = alloca i8, align 1
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br label %while.cond
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for.cond.while.cond.loopexit_crit_edge.us-lcssa: ; preds = %if.end5
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br label %while.cond.loopexit
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while.cond.loopexit: ; preds = %while.cond, %for.cond.while.cond.loopexit_crit_edge.us-lcssa
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%0 = phi i8* [ %add.ptr.i, %for.cond.while.cond.loopexit_crit_edge.us-lcssa ], [ %1, %while.cond ]
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%i.1.lcssa = phi i8* [ %i.2, %for.cond.while.cond.loopexit_crit_edge.us-lcssa ], [ %i.0, %while.cond ]
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br label %while.cond
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while.cond: ; preds = %while.cond.loopexit, %entry
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%1 = phi i8* [ %l, %entry ], [ %0, %while.cond.loopexit ]
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%i.0 = phi i8* [ %l, %entry ], [ %i.1.lcssa, %while.cond.loopexit ]
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br i1 undef, label %for.body.lr.ph, label %while.cond.loopexit
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for.body.lr.ph: ; preds = %while.cond
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br label %for.body
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for.body: ; preds = %if.end5, %for.body.lr.ph
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%2 = phi i8* [ %1, %for.body.lr.ph ], [ %add.ptr.i, %if.end5 ]
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%i.15 = phi i8* [ %i.0, %for.body.lr.ph ], [ %i.2, %if.end5 ]
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%add.ptr.i = getelementptr inbounds i8, i8* %2, i64 %e
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%3 = load i8, i8* %2, align 1, !noalias !0
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%4 = load i8, i8* %i.15, align 1, !alias.scope !0
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store i8 %4, i8* %2, align 1
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br label %_Z1dPcS_l.exit
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_Z1dPcS_l.exit: ; preds = %for.body
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br i1 undef, label %if.then3, label %if.end5
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if.then3: ; preds = %_Z1dPcS_l.exit
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%add.ptr4 = getelementptr inbounds i8, i8* %i.15, i64 %e
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br label %if.end5
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if.end5: ; preds = %if.then3, %_Z1dPcS_l.exit
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%i.2 = phi i8* [ %add.ptr4, %if.then3 ], [ %i.15, %_Z1dPcS_l.exit ]
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br i1 false, label %for.body, label %for.cond.while.cond.loopexit_crit_edge.us-lcssa
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}
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!0 = !{!1}
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!1 = distinct !{!1, !2, !"_Z1dPcS_l: %h"}
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!2 = distinct !{!2, !"_Z1dPcS_l"}
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