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[NFC][PhaseOrdering] Add a testcase for additional LICM before LoopRotate (D99249/D99204)
This commit is contained in:
Roman Lebedev
parent
86a2dac39f
commit
e78f99f1c4
185
test/Transforms/PhaseOrdering/X86/spurious-peeling.ll
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185
test/Transforms/PhaseOrdering/X86/spurious-peeling.ll
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@ -0,0 +1,185 @@
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -O3 -S -enable-new-pm=0 < %s | FileCheck %s --check-prefixes=OLDPM
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; RUN: opt -passes='default<O3>' -S < %s | FileCheck %s --check-prefixes=NEWPM
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target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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%class.FloatVecPair = type { %class.HomemadeVector, %class.HomemadeVector }
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%class.HomemadeVector = type <{ %class.HomemadeVector.0*, i32, [4 x i8] }>
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%class.HomemadeVector.0 = type <{ float*, i32, [4 x i8] }>
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$_ZN12FloatVecPair6vecIncEv = comdat any
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define dso_local void @_Z13vecIncFromPtrP12FloatVecPair(%class.FloatVecPair* %FVP) {
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; OLDPM-LABEL: @_Z13vecIncFromPtrP12FloatVecPair(
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; OLDPM-NEXT: entry:
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; OLDPM-NEXT: [[BASE_I_I:%.*]] = getelementptr inbounds [[CLASS_FLOATVECPAIR:%.*]], %class.FloatVecPair* [[FVP:%.*]], i64 0, i32 1, i32 0
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; OLDPM-NEXT: [[TMP0:%.*]] = load %class.HomemadeVector.0*, %class.HomemadeVector.0** [[BASE_I_I]], align 8, !tbaa [[TBAA0:![0-9]+]]
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; OLDPM-NEXT: [[SIZE410_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0:%.*]], %class.HomemadeVector.0* [[TMP0]], i64 undef, i32 1
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; OLDPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[SIZE410_I]], align 8, !tbaa [[TBAA6:![0-9]+]]
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; OLDPM-NEXT: [[CMP511_NOT_I:%.*]] = icmp eq i32 [[TMP1]], 0
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; OLDPM-NEXT: br i1 [[CMP511_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT:%.*]], label [[FOR_BODY7_LR_PH_I:%.*]]
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; OLDPM: for.body7.lr.ph.i:
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; OLDPM-NEXT: [[BASE_I4_I:%.*]] = getelementptr inbounds [[CLASS_FLOATVECPAIR]], %class.FloatVecPair* [[FVP]], i64 0, i32 0, i32 0
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; OLDPM-NEXT: [[TMP2:%.*]] = load %class.HomemadeVector.0*, %class.HomemadeVector.0** [[BASE_I4_I]], align 8, !tbaa [[TBAA0]]
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; OLDPM-NEXT: [[BASE_I2_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0]], %class.HomemadeVector.0* [[TMP2]], i64 undef, i32 0
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; OLDPM-NEXT: [[TMP3:%.*]] = load float*, float** [[BASE_I2_I]], align 8, !tbaa [[TBAA8:![0-9]+]]
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; OLDPM-NEXT: [[ARRAYIDX_I3_I:%.*]] = getelementptr inbounds float, float* [[TMP3]], i64 undef
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; OLDPM-NEXT: [[BASE_I6_PEEL_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0]], %class.HomemadeVector.0* [[TMP0]], i64 undef, i32 0
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; OLDPM-NEXT: [[TMP4:%.*]] = load float*, float** [[BASE_I6_PEEL_I]], align 8, !tbaa [[TBAA8]]
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; OLDPM-NEXT: [[ARRAYIDX_I7_PEEL_I:%.*]] = getelementptr inbounds float, float* [[TMP4]], i64 undef
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; OLDPM-NEXT: [[TMP5:%.*]] = load float, float* [[ARRAYIDX_I7_PEEL_I]], align 4, !tbaa [[TBAA9:![0-9]+]]
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; OLDPM-NEXT: [[TMP6:%.*]] = load float, float* [[ARRAYIDX_I3_I]], align 4, !tbaa [[TBAA9]]
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; OLDPM-NEXT: [[ADD_PEEL_I:%.*]] = fadd float [[TMP5]], [[TMP6]]
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; OLDPM-NEXT: store float [[ADD_PEEL_I]], float* [[ARRAYIDX_I3_I]], align 4, !tbaa [[TBAA9]]
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; OLDPM-NEXT: [[EXITCOND_PEEL_NOT_I:%.*]] = icmp eq i32 [[TMP1]], 1
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; OLDPM-NEXT: br i1 [[EXITCOND_PEEL_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT]], label [[FOR_BODY7_I:%.*]]
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; OLDPM: for.body7.i:
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; OLDPM-NEXT: [[TMP7:%.*]] = phi float [ [[ADD_I:%.*]], [[FOR_BODY7_I]] ], [ [[ADD_PEEL_I]], [[FOR_BODY7_LR_PH_I]] ]
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; OLDPM-NEXT: [[J_012_I:%.*]] = phi i32 [ [[INC_I:%.*]], [[FOR_BODY7_I]] ], [ 1, [[FOR_BODY7_LR_PH_I]] ]
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; OLDPM-NEXT: [[TMP8:%.*]] = load float, float* [[ARRAYIDX_I7_PEEL_I]], align 4, !tbaa [[TBAA9]]
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; OLDPM-NEXT: [[ADD_I]] = fadd float [[TMP7]], [[TMP8]]
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; OLDPM-NEXT: store float [[ADD_I]], float* [[ARRAYIDX_I3_I]], align 4, !tbaa [[TBAA9]]
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; OLDPM-NEXT: [[INC_I]] = add nuw i32 [[J_012_I]], 1
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; OLDPM-NEXT: [[EXITCOND_NOT_I:%.*]] = icmp eq i32 [[INC_I]], [[TMP1]]
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; OLDPM-NEXT: br i1 [[EXITCOND_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT]], label [[FOR_BODY7_I]], !llvm.loop [[LOOP11:![0-9]+]]
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; OLDPM: _ZN12FloatVecPair6vecIncEv.exit:
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; OLDPM-NEXT: ret void
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;
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; NEWPM-LABEL: @_Z13vecIncFromPtrP12FloatVecPair(
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; NEWPM-NEXT: entry:
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; NEWPM-NEXT: [[BASE_I_I:%.*]] = getelementptr inbounds [[CLASS_FLOATVECPAIR:%.*]], %class.FloatVecPair* [[FVP:%.*]], i64 0, i32 1, i32 0
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; NEWPM-NEXT: [[TMP0:%.*]] = load %class.HomemadeVector.0*, %class.HomemadeVector.0** [[BASE_I_I]], align 8, !tbaa [[TBAA0:![0-9]+]]
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; NEWPM-NEXT: [[SIZE410_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0:%.*]], %class.HomemadeVector.0* [[TMP0]], i64 undef, i32 1
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; NEWPM-NEXT: [[TMP1:%.*]] = load i32, i32* [[SIZE410_I]], align 8, !tbaa [[TBAA6:![0-9]+]]
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; NEWPM-NEXT: [[CMP511_NOT_I:%.*]] = icmp eq i32 [[TMP1]], 0
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; NEWPM-NEXT: br i1 [[CMP511_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT:%.*]], label [[FOR_BODY7_LR_PH_I:%.*]]
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; NEWPM: for.body7.lr.ph.i:
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; NEWPM-NEXT: [[BASE_I6_I:%.*]] = getelementptr inbounds [[CLASS_FLOATVECPAIR]], %class.FloatVecPair* [[FVP]], i64 0, i32 0, i32 0
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; NEWPM-NEXT: [[TMP2:%.*]] = load %class.HomemadeVector.0*, %class.HomemadeVector.0** [[BASE_I6_I]], align 8, !tbaa [[TBAA0]]
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; NEWPM-NEXT: [[BASE_I8_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0]], %class.HomemadeVector.0* [[TMP2]], i64 undef, i32 0
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; NEWPM-NEXT: [[TMP3:%.*]] = load float*, float** [[BASE_I8_I]], align 8, !tbaa [[TBAA8:![0-9]+]]
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; NEWPM-NEXT: [[ARRAYIDX_I9_I:%.*]] = getelementptr inbounds float, float* [[TMP3]], i64 undef
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; NEWPM-NEXT: [[BASE_I4_PEEL_I:%.*]] = getelementptr inbounds [[CLASS_HOMEMADEVECTOR_0]], %class.HomemadeVector.0* [[TMP0]], i64 undef, i32 0
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; NEWPM-NEXT: [[TMP4:%.*]] = load float*, float** [[BASE_I4_PEEL_I]], align 8, !tbaa [[TBAA8]]
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; NEWPM-NEXT: [[ARRAYIDX_I5_PEEL_I:%.*]] = getelementptr inbounds float, float* [[TMP4]], i64 undef
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; NEWPM-NEXT: [[TMP5:%.*]] = load float, float* [[ARRAYIDX_I5_PEEL_I]], align 4, !tbaa [[TBAA9:![0-9]+]]
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; NEWPM-NEXT: [[TMP6:%.*]] = load float, float* [[ARRAYIDX_I9_I]], align 4, !tbaa [[TBAA9]]
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; NEWPM-NEXT: [[ADD_PEEL_I:%.*]] = fadd float [[TMP5]], [[TMP6]]
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; NEWPM-NEXT: store float [[ADD_PEEL_I]], float* [[ARRAYIDX_I9_I]], align 4, !tbaa [[TBAA9]]
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; NEWPM-NEXT: [[EXITCOND_PEEL_NOT_I:%.*]] = icmp eq i32 [[TMP1]], 1
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; NEWPM-NEXT: br i1 [[EXITCOND_PEEL_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT]], label [[FOR_BODY7_LR_PH_I_FOR_BODY7_I_CRIT_EDGE:%.*]]
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; NEWPM: for.body7.lr.ph.i.for.body7.i_crit_edge:
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; NEWPM-NEXT: [[INC_I_1:%.*]] = add nuw i32 1, 1
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; NEWPM-NEXT: br label [[FOR_BODY7_I:%.*]]
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; NEWPM: for.body7.i:
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; NEWPM-NEXT: [[TMP7:%.*]] = phi float [ [[ADD_I:%.*]], [[FOR_BODY7_I_FOR_BODY7_I_CRIT_EDGE:%.*]] ], [ [[ADD_PEEL_I]], [[FOR_BODY7_LR_PH_I_FOR_BODY7_I_CRIT_EDGE]] ]
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; NEWPM-NEXT: [[INC_I_PHI:%.*]] = phi i32 [ [[INC_I_0:%.*]], [[FOR_BODY7_I_FOR_BODY7_I_CRIT_EDGE]] ], [ [[INC_I_1]], [[FOR_BODY7_LR_PH_I_FOR_BODY7_I_CRIT_EDGE]] ]
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; NEWPM-NEXT: [[TMP8:%.*]] = load float, float* [[ARRAYIDX_I5_PEEL_I]], align 4, !tbaa [[TBAA9]]
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; NEWPM-NEXT: [[ADD_I]] = fadd float [[TMP7]], [[TMP8]]
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; NEWPM-NEXT: store float [[ADD_I]], float* [[ARRAYIDX_I9_I]], align 4, !tbaa [[TBAA9]]
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; NEWPM-NEXT: [[EXITCOND_NOT_I:%.*]] = icmp eq i32 [[INC_I_PHI]], [[TMP1]]
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; NEWPM-NEXT: br i1 [[EXITCOND_NOT_I]], label [[_ZN12FLOATVECPAIR6VECINCEV_EXIT]], label [[FOR_BODY7_I_FOR_BODY7_I_CRIT_EDGE]], !llvm.loop [[LOOP11:![0-9]+]]
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; NEWPM: for.body7.i.for.body7.i_crit_edge:
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; NEWPM-NEXT: [[INC_I_0]] = add nuw i32 [[INC_I_PHI]], 1
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; NEWPM-NEXT: br label [[FOR_BODY7_I]]
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; NEWPM: _ZN12FloatVecPair6vecIncEv.exit:
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; NEWPM-NEXT: ret void
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;
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entry:
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%FVP.addr = alloca %class.FloatVecPair*, align 8
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store %class.FloatVecPair* %FVP, %class.FloatVecPair** %FVP.addr, align 8, !tbaa !0
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%0 = load %class.FloatVecPair*, %class.FloatVecPair** %FVP.addr, align 8, !tbaa !0
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call void @_ZN12FloatVecPair6vecIncEv(%class.FloatVecPair* %0)
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ret void
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}
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define linkonce_odr dso_local void @_ZN12FloatVecPair6vecIncEv(%class.FloatVecPair* %this) comdat align 2 {
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entry:
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%this.addr = alloca %class.FloatVecPair*, align 8
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%j = alloca i32, align 4
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store %class.FloatVecPair* %this, %class.FloatVecPair** %this.addr, align 8, !tbaa !0
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%this1 = load %class.FloatVecPair*, %class.FloatVecPair** %this.addr, align 8
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br label %for.cond
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for.cond: ; preds = %entry
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br label %for.body
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for.body: ; preds = %for.cond
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store i32 0, i32* %j, align 4, !tbaa !4
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br label %for.cond2
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for.cond2: ; preds = %for.inc, %for.body
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%0 = load i32, i32* %j, align 4, !tbaa !4
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%Vsrc23 = getelementptr inbounds %class.FloatVecPair, %class.FloatVecPair* %this1, i32 0, i32 1
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%call = call %class.HomemadeVector.0* @_ZN14HomemadeVectorIS_IfLj8EELj8EEixEj(%class.HomemadeVector* %Vsrc23)
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%size4 = getelementptr inbounds %class.HomemadeVector.0, %class.HomemadeVector.0* %call, i32 0, i32 1
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%1 = load i32, i32* %size4, align 8, !tbaa !6
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%cmp5 = icmp ult i32 %0, %1
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br i1 %cmp5, label %for.body7, label %for.cond.cleanup6
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for.cond.cleanup6: ; preds = %for.cond2
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ret void
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for.body7: ; preds = %for.cond2
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%Vsrc28 = getelementptr inbounds %class.FloatVecPair, %class.FloatVecPair* %this1, i32 0, i32 1
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%call9 = call %class.HomemadeVector.0* @_ZN14HomemadeVectorIS_IfLj8EELj8EEixEj(%class.HomemadeVector* %Vsrc28)
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%call10 = call float* @_ZN14HomemadeVectorIfLj8EEixEj(%class.HomemadeVector.0* %call9)
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%2 = load float, float* %call10, align 4, !tbaa !8
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%Vsrcdst = getelementptr inbounds %class.FloatVecPair, %class.FloatVecPair* %this1, i32 0, i32 0
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%call11 = call %class.HomemadeVector.0* @_ZN14HomemadeVectorIS_IfLj8EELj8EEixEj(%class.HomemadeVector* %Vsrcdst)
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%call12 = call float* @_ZN14HomemadeVectorIfLj8EEixEj(%class.HomemadeVector.0* %call11)
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%3 = load float, float* %call12, align 4, !tbaa !8
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%add = fadd float %3, %2
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store float %add, float* %call12, align 4, !tbaa !8
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br label %for.inc
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for.inc: ; preds = %for.body7
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%4 = load i32, i32* %j, align 4, !tbaa !4
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%inc = add i32 %4, 1
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store i32 %inc, i32* %j, align 4, !tbaa !4
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br label %for.cond2, !llvm.loop !10
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}
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define linkonce_odr dso_local %class.HomemadeVector.0* @_ZN14HomemadeVectorIS_IfLj8EELj8EEixEj(%class.HomemadeVector* %this) align 2 {
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entry:
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%this.addr = alloca %class.HomemadeVector*, align 8
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store %class.HomemadeVector* %this, %class.HomemadeVector** %this.addr, align 8, !tbaa !0
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%this1 = load %class.HomemadeVector*, %class.HomemadeVector** %this.addr, align 8
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%base = getelementptr inbounds %class.HomemadeVector, %class.HomemadeVector* %this1, i32 0, i32 0
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%0 = load %class.HomemadeVector.0*, %class.HomemadeVector.0** %base, align 8, !tbaa !12
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%1 = bitcast %class.HomemadeVector.0* %0 to i8*
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%2 = bitcast i8* %1 to %class.HomemadeVector.0*
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%arrayidx = getelementptr inbounds %class.HomemadeVector.0, %class.HomemadeVector.0* %2, i64 undef
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ret %class.HomemadeVector.0* %arrayidx
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}
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define linkonce_odr dso_local float* @_ZN14HomemadeVectorIfLj8EEixEj(%class.HomemadeVector.0* %this) align 2 {
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entry:
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%this.addr = alloca %class.HomemadeVector.0*, align 8
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store %class.HomemadeVector.0* %this, %class.HomemadeVector.0** %this.addr, align 8, !tbaa !0
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%this1 = load %class.HomemadeVector.0*, %class.HomemadeVector.0** %this.addr, align 8
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%base = getelementptr inbounds %class.HomemadeVector.0, %class.HomemadeVector.0* %this1, i32 0, i32 0
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%0 = load float*, float** %base, align 8, !tbaa !14
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%1 = bitcast float* %0 to i8*
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%2 = bitcast i8* %1 to float*
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%arrayidx = getelementptr inbounds float, float* %2, i64 undef
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ret float* %arrayidx
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}
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!0 = !{!1, !1, i64 0}
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!1 = !{!"any pointer", !2, i64 0}
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!2 = !{!"omnipotent char", !3, i64 0}
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!3 = !{!"Simple C++ TBAA"}
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!4 = !{!5, !5, i64 0}
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!5 = !{!"int", !2, i64 0}
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!6 = !{!7, !5, i64 8}
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!7 = !{!"_ZTS14HomemadeVectorIfLj8EE", !1, i64 0, !5, i64 8}
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!8 = !{!9, !9, i64 0}
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!9 = !{!"float", !2, i64 0}
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!10 = distinct !{!10, !11}
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!11 = !{!"llvm.loop.mustprogress"}
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!12 = !{!13, !1, i64 0}
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!13 = !{!"_ZTS14HomemadeVectorIS_IfLj8EELj8EE", !1, i64 0, !5, i64 8}
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!14 = !{!7, !1, i64 0}
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