; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt -mtriple=aarch64 -type-promotion -verify -dce -S %s -o - | FileCheck %s target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128" @_ZN4llvmL20trailingBytesForUTF8E = internal unnamed_addr constant [256 x i8] c"\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\00\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\01\02\02\02\02\02\02\02\02\02\02\02\02\02\02\02\02\03\03\03\03\03\03\03\03\04\04\04\04\05\05\05\05", align 1 @_ZN4llvmL15offsetsFromUTF8E = internal unnamed_addr constant [6 x i32] [i32 0, i32 12416, i32 925824, i32 63447168, i32 -100130688, i32 -2113396608], align 4 define dso_local noundef i32 @_ZN4llvm18ConvertUTF8toUTF16EPPKhS1_PPtS3_NS_15ConversionFlagsE(i8** nocapture noundef %sourceStart, i8* noundef %sourceEnd, i16** nocapture noundef %targetStart, i16* noundef readnone %targetEnd, i32 noundef %flags) local_unnamed_addr { ; CHECK-LABEL: @_ZN4llvm18ConvertUTF8toUTF16EPPKhS1_PPtS3_NS_15ConversionFlagsE( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[I:%.*]] = load i8*, i8** [[SOURCESTART:%.*]], align 8 ; CHECK-NEXT: [[I1:%.*]] = load i16*, i16** [[TARGETSTART:%.*]], align 8 ; CHECK-NEXT: [[SUB_PTR_LHS_CAST:%.*]] = ptrtoint i8* [[SOURCEEND:%.*]] to i64 ; CHECK-NEXT: [[CMP61:%.*]] = icmp eq i32 [[FLAGS:%.*]], 0 ; CHECK-NEXT: [[CMP183:%.*]] = icmp ult i8* [[I]], [[SOURCEEND]] ; CHECK-NEXT: br i1 [[CMP183]], label [[WHILE_BODY:%.*]], label [[WHILE_END:%.*]] ; CHECK: while.body: ; CHECK-NEXT: [[TARGET_0186:%.*]] = phi i16* [ [[TARGET_2:%.*]], [[CLEANUP:%.*]] ], [ [[I1]], [[ENTRY:%.*]] ] ; CHECK-NEXT: [[SOURCE_0184:%.*]] = phi i8* [ [[SOURCE_6:%.*]], [[CLEANUP]] ], [ [[I]], [[ENTRY]] ] ; CHECK-NEXT: [[I2:%.*]] = load i8, i8* [[SOURCE_0184]], align 1 ; CHECK-NEXT: [[TMP0:%.*]] = zext i8 [[I2]] to i32 ; CHECK-NEXT: [[IDXPROM:%.*]] = zext i32 [[TMP0]] to i64 ; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds [256 x i8], [256 x i8]* @_ZN4llvmL20trailingBytesForUTF8E, i64 0, i64 [[IDXPROM]] ; CHECK-NEXT: [[I3:%.*]] = load i8, i8* [[ARRAYIDX]], align 1 ; CHECK-NEXT: [[CONV1:%.*]] = zext i8 [[I3]] to i64 ; CHECK-NEXT: [[SUB_PTR_RHS_CAST:%.*]] = ptrtoint i8* [[SOURCE_0184]] to i64 ; CHECK-NEXT: [[SUB_PTR_SUB:%.*]] = sub i64 [[SUB_PTR_LHS_CAST]], [[SUB_PTR_RHS_CAST]] ; CHECK-NEXT: [[CMP2_NOT:%.*]] = icmp sgt i64 [[SUB_PTR_SUB]], [[CONV1]] ; CHECK-NEXT: br i1 [[CMP2_NOT]], label [[IF_END:%.*]], label [[WHILE_END]] ; CHECK: if.end: ; CHECK-NEXT: [[ADD:%.*]] = add nuw nsw i64 [[CONV1]], 1 ; CHECK-NEXT: [[ADD_PTR_I:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_0184]], i64 [[ADD]] ; CHECK-NEXT: switch i8 [[I3]], label [[WHILE_END]] [ ; CHECK-NEXT: i8 3, label [[SW_BB_I:%.*]] ; CHECK-NEXT: i8 2, label [[SW_BB3_I:%.*]] ; CHECK-NEXT: i8 1, label [[SW_BB12_I:%.*]] ; CHECK-NEXT: i8 0, label [[SW_BB47_I:%.*]] ; CHECK-NEXT: ] ; CHECK: sw.bb.i: ; CHECK-NEXT: [[INCDEC_PTR_I:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_0184]], i64 [[CONV1]] ; CHECK-NEXT: [[I4:%.*]] = load i8, i8* [[INCDEC_PTR_I]], align 1 ; CHECK-NEXT: [[I5:%.*]] = icmp sgt i8 [[I4]], -65 ; CHECK-NEXT: br i1 [[I5]], label [[WHILE_END]], label [[SW_BB3_I]] ; CHECK: sw.bb3.i: ; CHECK-NEXT: [[I6:%.*]] = phi i64 [ [[ADD]], [[IF_END]] ], [ 3, [[SW_BB_I]] ] ; CHECK-NEXT: [[I7:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_0184]], i64 -1 ; CHECK-NEXT: [[INCDEC_PTR4_I:%.*]] = getelementptr inbounds i8, i8* [[I7]], i64 [[I6]] ; CHECK-NEXT: [[I8:%.*]] = load i8, i8* [[INCDEC_PTR4_I]], align 1 ; CHECK-NEXT: [[I9:%.*]] = icmp sgt i8 [[I8]], -65 ; CHECK-NEXT: br i1 [[I9]], label [[WHILE_END]], label [[SW_BB12_I]] ; CHECK: sw.bb12.i: ; CHECK-NEXT: [[SRCPTR_1_I:%.*]] = phi i8* [ [[ADD_PTR_I]], [[IF_END]] ], [ [[INCDEC_PTR4_I]], [[SW_BB3_I]] ] ; CHECK-NEXT: [[INCDEC_PTR13_I:%.*]] = getelementptr inbounds i8, i8* [[SRCPTR_1_I]], i64 -1 ; CHECK-NEXT: [[I10:%.*]] = load i8, i8* [[INCDEC_PTR13_I]], align 1 ; CHECK-NEXT: [[TMP1:%.*]] = zext i8 [[I10]] to i32 ; CHECK-NEXT: [[TMP2:%.*]] = trunc i32 [[TMP1]] to i8 ; CHECK-NEXT: [[I11:%.*]] = icmp sgt i8 [[TMP2]], -65 ; CHECK-NEXT: br i1 [[I11]], label [[WHILE_END]], label [[IF_END20_I:%.*]] ; CHECK: if.end20.i: ; CHECK-NEXT: switch i32 [[TMP0]], label [[SW_BB47_I]] [ ; CHECK-NEXT: i32 224, label [[SW_BB22_I:%.*]] ; CHECK-NEXT: i32 237, label [[SW_BB27_I:%.*]] ; CHECK-NEXT: i32 240, label [[SW_BB32_I:%.*]] ; CHECK-NEXT: i32 244, label [[SW_BB37_I:%.*]] ; CHECK-NEXT: ] ; CHECK: sw.bb22.i: ; CHECK-NEXT: [[CMP24_I:%.*]] = icmp ult i32 [[TMP1]], 160 ; CHECK-NEXT: br i1 [[CMP24_I]], label [[WHILE_END]], label [[IF_END5:%.*]] ; CHECK: sw.bb27.i: ; CHECK-NEXT: [[CMP29_I:%.*]] = icmp ugt i32 [[TMP1]], 159 ; CHECK-NEXT: br i1 [[CMP29_I]], label [[WHILE_END]], label [[IF_END5]] ; CHECK: sw.bb32.i: ; CHECK-NEXT: [[CMP34_I:%.*]] = icmp ult i32 [[TMP1]], 144 ; CHECK-NEXT: br i1 [[CMP34_I]], label [[WHILE_END]], label [[IF_END5]] ; CHECK: sw.bb37.i: ; CHECK-NEXT: [[CMP39_I:%.*]] = icmp ugt i32 [[TMP1]], 143 ; CHECK-NEXT: br i1 [[CMP39_I]], label [[WHILE_END]], label [[IF_END5]] ; CHECK: sw.bb47.i: ; CHECK-NEXT: [[TMP3:%.*]] = trunc i32 [[TMP0]] to i8 ; CHECK-NEXT: [[I12:%.*]] = icmp slt i8 [[TMP3]], -62 ; CHECK-NEXT: [[CMP56_I:%.*]] = icmp ugt i32 [[TMP0]], 244 ; CHECK-NEXT: [[OR_COND:%.*]] = or i1 [[I12]], [[CMP56_I]] ; CHECK-NEXT: br i1 [[OR_COND]], label [[WHILE_END]], label [[IF_END5]] ; CHECK: if.end5: ; CHECK-NEXT: switch i8 [[I3]], label [[SW_EPILOG:%.*]] [ ; CHECK-NEXT: i8 0, label [[SW_BB29:%.*]] ; CHECK-NEXT: i8 1, label [[SW_BB24:%.*]] ; CHECK-NEXT: i8 3, label [[SW_BB14:%.*]] ; CHECK-NEXT: i8 2, label [[SW_BB19:%.*]] ; CHECK-NEXT: ] ; CHECK: sw.bb14: ; CHECK-NEXT: [[INCDEC_PTR15:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_0184]], i64 1 ; CHECK-NEXT: [[CONV16:%.*]] = zext i8 [[I2]] to i32 ; CHECK-NEXT: [[SHL18:%.*]] = shl nuw nsw i32 [[CONV16]], 6 ; CHECK-NEXT: [[DOTPRE232:%.*]] = load i8, i8* [[INCDEC_PTR15]], align 1 ; CHECK-NEXT: [[TMP4:%.*]] = zext i8 [[DOTPRE232]] to i32 ; CHECK-NEXT: br label [[SW_BB19]] ; CHECK: sw.bb19: ; CHECK-NEXT: [[I13:%.*]] = phi i32 [ [[TMP0]], [[IF_END5]] ], [ [[TMP4]], [[SW_BB14]] ] ; CHECK-NEXT: [[SOURCE_3:%.*]] = phi i8* [ [[SOURCE_0184]], [[IF_END5]] ], [ [[INCDEC_PTR15]], [[SW_BB14]] ] ; CHECK-NEXT: [[CH_2:%.*]] = phi i32 [ 0, [[IF_END5]] ], [ [[SHL18]], [[SW_BB14]] ] ; CHECK-NEXT: [[INCDEC_PTR20:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_3]], i64 1 ; CHECK-NEXT: [[ADD22:%.*]] = add nuw nsw i32 [[CH_2]], [[I13]] ; CHECK-NEXT: [[SHL23:%.*]] = shl nsw i32 [[ADD22]], 6 ; CHECK-NEXT: [[DOTPRE233:%.*]] = load i8, i8* [[INCDEC_PTR20]], align 1 ; CHECK-NEXT: [[TMP5:%.*]] = zext i8 [[DOTPRE233]] to i32 ; CHECK-NEXT: br label [[SW_BB24]] ; CHECK: sw.bb24: ; CHECK-NEXT: [[I14:%.*]] = phi i32 [ [[TMP0]], [[IF_END5]] ], [ [[TMP5]], [[SW_BB19]] ] ; CHECK-NEXT: [[SOURCE_4:%.*]] = phi i8* [ [[SOURCE_0184]], [[IF_END5]] ], [ [[INCDEC_PTR20]], [[SW_BB19]] ] ; CHECK-NEXT: [[CH_3:%.*]] = phi i32 [ 0, [[IF_END5]] ], [ [[SHL23]], [[SW_BB19]] ] ; CHECK-NEXT: [[INCDEC_PTR25:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_4]], i64 1 ; CHECK-NEXT: [[ADD27:%.*]] = add nsw i32 [[CH_3]], [[I14]] ; CHECK-NEXT: [[SHL28:%.*]] = shl i32 [[ADD27]], 6 ; CHECK-NEXT: [[DOTPRE234:%.*]] = load i8, i8* [[INCDEC_PTR25]], align 1 ; CHECK-NEXT: [[TMP6:%.*]] = zext i8 [[DOTPRE234]] to i32 ; CHECK-NEXT: br label [[SW_BB29]] ; CHECK: sw.bb29: ; CHECK-NEXT: [[I15:%.*]] = phi i32 [ [[TMP0]], [[IF_END5]] ], [ [[TMP6]], [[SW_BB24]] ] ; CHECK-NEXT: [[SOURCE_5:%.*]] = phi i8* [ [[SOURCE_0184]], [[IF_END5]] ], [ [[INCDEC_PTR25]], [[SW_BB24]] ] ; CHECK-NEXT: [[CH_4:%.*]] = phi i32 [ 0, [[IF_END5]] ], [ [[SHL28]], [[SW_BB24]] ] ; CHECK-NEXT: [[INCDEC_PTR30:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_5]], i64 1 ; CHECK-NEXT: [[ADD32:%.*]] = add i32 [[CH_4]], [[I15]] ; CHECK-NEXT: br label [[SW_EPILOG]] ; CHECK: sw.epilog: ; CHECK-NEXT: [[SOURCE_6]] = phi i8* [ [[SOURCE_0184]], [[IF_END5]] ], [ [[INCDEC_PTR30]], [[SW_BB29]] ] ; CHECK-NEXT: [[CH_5:%.*]] = phi i32 [ 0, [[IF_END5]] ], [ [[ADD32]], [[SW_BB29]] ] ; CHECK-NEXT: [[ARRAYIDX34:%.*]] = getelementptr inbounds [6 x i32], [6 x i32]* @_ZN4llvmL15offsetsFromUTF8E, i64 0, i64 [[CONV1]] ; CHECK-NEXT: [[I16:%.*]] = load i32, i32* [[ARRAYIDX34]], align 4 ; CHECK-NEXT: [[SUB:%.*]] = sub i32 [[CH_5]], [[I16]] ; CHECK-NEXT: [[CMP35_NOT:%.*]] = icmp ult i16* [[TARGET_0186]], [[TARGETEND:%.*]] ; CHECK-NEXT: br i1 [[CMP35_NOT]], label [[IF_END39:%.*]], label [[IF_THEN36:%.*]] ; CHECK: if.then36: ; CHECK-NEXT: [[CONV1_LE258:%.*]] = zext i8 [[I3]] to i64 ; CHECK-NEXT: [[IDX_NEG:%.*]] = xor i64 [[CONV1_LE258]], -1 ; CHECK-NEXT: [[ADD_PTR:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_6]], i64 [[IDX_NEG]] ; CHECK-NEXT: br label [[WHILE_END]] ; CHECK: if.end39: ; CHECK-NEXT: [[CMP40:%.*]] = icmp ult i32 [[SUB]], 65536 ; CHECK-NEXT: br i1 [[CMP40]], label [[IF_THEN41:%.*]], label [[IF_ELSE58:%.*]] ; CHECK: if.then41: ; CHECK-NEXT: [[I17:%.*]] = and i32 [[SUB]], -2048 ; CHECK-NEXT: [[I18:%.*]] = icmp eq i32 [[I17]], 55296 ; CHECK-NEXT: br i1 [[I18]], label [[IF_THEN44:%.*]], label [[IF_ELSE54:%.*]] ; CHECK: if.then44: ; CHECK-NEXT: br i1 [[CMP61]], label [[IF_THEN46:%.*]], label [[IF_ELSE:%.*]] ; CHECK: if.then46: ; CHECK-NEXT: [[CONV1_LE:%.*]] = zext i8 [[I3]] to i64 ; CHECK-NEXT: [[IDX_NEG50:%.*]] = xor i64 [[CONV1_LE]], -1 ; CHECK-NEXT: [[ADD_PTR51:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_6]], i64 [[IDX_NEG50]] ; CHECK-NEXT: br label [[WHILE_END]] ; CHECK: if.else: ; CHECK-NEXT: [[INCDEC_PTR52:%.*]] = getelementptr inbounds i16, i16* [[TARGET_0186]], i64 1 ; CHECK-NEXT: store i16 -3, i16* [[TARGET_0186]], align 2 ; CHECK-NEXT: br label [[CLEANUP]] ; CHECK: if.else54: ; CHECK-NEXT: [[CONV55:%.*]] = trunc i32 [[SUB]] to i16 ; CHECK-NEXT: [[INCDEC_PTR56:%.*]] = getelementptr inbounds i16, i16* [[TARGET_0186]], i64 1 ; CHECK-NEXT: store i16 [[CONV55]], i16* [[TARGET_0186]], align 2 ; CHECK-NEXT: br label [[CLEANUP]] ; CHECK: if.else58: ; CHECK-NEXT: [[CMP59:%.*]] = icmp ugt i32 [[SUB]], 1114111 ; CHECK-NEXT: br i1 [[CMP59]], label [[IF_THEN60:%.*]], label [[IF_ELSE71:%.*]] ; CHECK: if.then60: ; CHECK-NEXT: br i1 [[CMP61]], label [[IF_THEN62:%.*]], label [[IF_ELSE68:%.*]] ; CHECK: if.then62: ; CHECK-NEXT: [[CONV1_LE254:%.*]] = zext i8 [[I3]] to i64 ; CHECK-NEXT: [[IDX_NEG66:%.*]] = xor i64 [[CONV1_LE254]], -1 ; CHECK-NEXT: [[ADD_PTR67:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_6]], i64 [[IDX_NEG66]] ; CHECK-NEXT: br label [[WHILE_END]] ; CHECK: if.else68: ; CHECK-NEXT: [[INCDEC_PTR69:%.*]] = getelementptr inbounds i16, i16* [[TARGET_0186]], i64 1 ; CHECK-NEXT: store i16 -3, i16* [[TARGET_0186]], align 2 ; CHECK-NEXT: br label [[CLEANUP]] ; CHECK: if.else71: ; CHECK-NEXT: [[ADD_PTR72:%.*]] = getelementptr inbounds i16, i16* [[TARGET_0186]], i64 1 ; CHECK-NEXT: [[CMP73_NOT:%.*]] = icmp ult i16* [[ADD_PTR72]], [[TARGETEND]] ; CHECK-NEXT: br i1 [[CMP73_NOT]], label [[IF_END80:%.*]], label [[IF_THEN74:%.*]] ; CHECK: if.then74: ; CHECK-NEXT: [[CONV1_LE256:%.*]] = zext i8 [[I3]] to i64 ; CHECK-NEXT: [[IDX_NEG78:%.*]] = xor i64 [[CONV1_LE256]], -1 ; CHECK-NEXT: [[ADD_PTR79:%.*]] = getelementptr inbounds i8, i8* [[SOURCE_6]], i64 [[IDX_NEG78]] ; CHECK-NEXT: br label [[WHILE_END]] ; CHECK: if.end80: ; CHECK-NEXT: [[SUB81:%.*]] = add nuw nsw i32 [[SUB]], 67043328 ; CHECK-NEXT: [[SHR:%.*]] = lshr i32 [[SUB81]], 10 ; CHECK-NEXT: [[I19:%.*]] = trunc i32 [[SHR]] to i16 ; CHECK-NEXT: [[CONV83:%.*]] = add nuw nsw i16 [[I19]], -10240 ; CHECK-NEXT: store i16 [[CONV83]], i16* [[TARGET_0186]], align 2 ; CHECK-NEXT: [[I20:%.*]] = trunc i32 [[SUB]] to i16 ; CHECK-NEXT: [[I21:%.*]] = and i16 [[I20]], 1023 ; CHECK-NEXT: [[CONV86:%.*]] = or i16 [[I21]], -9216 ; CHECK-NEXT: [[INCDEC_PTR87:%.*]] = getelementptr inbounds i16, i16* [[TARGET_0186]], i64 2 ; CHECK-NEXT: store i16 [[CONV86]], i16* [[ADD_PTR72]], align 2 ; CHECK-NEXT: br label [[CLEANUP]] ; CHECK: cleanup: ; CHECK-NEXT: [[TARGET_2]] = phi i16* [ [[INCDEC_PTR52]], [[IF_ELSE]] ], [ [[INCDEC_PTR56]], [[IF_ELSE54]] ], [ [[INCDEC_PTR69]], [[IF_ELSE68]] ], [ [[INCDEC_PTR87]], [[IF_END80]] ] ; CHECK-NEXT: [[CMP:%.*]] = icmp ult i8* [[SOURCE_6]], [[SOURCEEND]] ; CHECK-NEXT: br i1 [[CMP]], label [[WHILE_BODY]], label [[WHILE_END]] ; CHECK: while.end: ; CHECK-NEXT: [[TARGET_0166:%.*]] = phi i16* [ [[TARGET_0186]], [[IF_THEN74]] ], [ [[TARGET_0186]], [[IF_THEN62]] ], [ [[TARGET_0186]], [[IF_THEN46]] ], [ [[TARGET_0186]], [[IF_THEN36]] ], [ [[I1]], [[ENTRY]] ], [ [[TARGET_2]], [[CLEANUP]] ], [ [[TARGET_0186]], [[WHILE_BODY]] ], [ [[TARGET_0186]], [[IF_END]] ], [ [[TARGET_0186]], [[SW_BB_I]] ], [ [[TARGET_0186]], [[SW_BB3_I]] ], [ [[TARGET_0186]], [[SW_BB12_I]] ], [ [[TARGET_0186]], [[SW_BB22_I]] ], [ [[TARGET_0186]], [[SW_BB27_I]] ], [ [[TARGET_0186]], [[SW_BB32_I]] ], [ [[TARGET_0186]], [[SW_BB37_I]] ], [ [[TARGET_0186]], [[SW_BB47_I]] ] ; CHECK-NEXT: [[SOURCE_8:%.*]] = phi i8* [ [[ADD_PTR79]], [[IF_THEN74]] ], [ [[ADD_PTR67]], [[IF_THEN62]] ], [ [[ADD_PTR51]], [[IF_THEN46]] ], [ [[ADD_PTR]], [[IF_THEN36]] ], [ [[I]], [[ENTRY]] ], [ [[SOURCE_6]], [[CLEANUP]] ], [ [[SOURCE_0184]], [[WHILE_BODY]] ], [ [[SOURCE_0184]], [[IF_END]] ], [ [[SOURCE_0184]], [[SW_BB_I]] ], [ [[SOURCE_0184]], [[SW_BB3_I]] ], [ [[SOURCE_0184]], [[SW_BB12_I]] ], [ [[SOURCE_0184]], [[SW_BB22_I]] ], [ [[SOURCE_0184]], [[SW_BB27_I]] ], [ [[SOURCE_0184]], [[SW_BB32_I]] ], [ [[SOURCE_0184]], [[SW_BB37_I]] ], [ [[SOURCE_0184]], [[SW_BB47_I]] ] ; CHECK-NEXT: [[RESULT_2:%.*]] = phi i32 [ 2, [[IF_THEN74]] ], [ 3, [[IF_THEN62]] ], [ 3, [[IF_THEN46]] ], [ 2, [[IF_THEN36]] ], [ 0, [[ENTRY]] ], [ 0, [[CLEANUP]] ], [ 1, [[WHILE_BODY]] ], [ 3, [[IF_END]] ], [ 3, [[SW_BB_I]] ], [ 3, [[SW_BB3_I]] ], [ 3, [[SW_BB12_I]] ], [ 3, [[SW_BB22_I]] ], [ 3, [[SW_BB27_I]] ], [ 3, [[SW_BB32_I]] ], [ 3, [[SW_BB37_I]] ], [ 3, [[SW_BB47_I]] ] ; CHECK-NEXT: store i8* [[SOURCE_8]], i8** [[SOURCESTART]], align 8 ; CHECK-NEXT: store i16* [[TARGET_0166]], i16** [[TARGETSTART]], align 8 ; CHECK-NEXT: ret i32 [[RESULT_2]] ; entry: %i = load i8*, i8** %sourceStart, align 8 %i1 = load i16*, i16** %targetStart, align 8 %sub.ptr.lhs.cast = ptrtoint i8* %sourceEnd to i64 %cmp61 = icmp eq i32 %flags, 0 %cmp183 = icmp ult i8* %i, %sourceEnd br i1 %cmp183, label %while.body, label %while.end while.body: ; preds = %cleanup, %entry %target.0186 = phi i16* [ %target.2, %cleanup ], [ %i1, %entry ] %source.0184 = phi i8* [ %source.6, %cleanup ], [ %i, %entry ] %i2 = load i8, i8* %source.0184, align 1 %idxprom = zext i8 %i2 to i64 %arrayidx = getelementptr inbounds [256 x i8], [256 x i8]* @_ZN4llvmL20trailingBytesForUTF8E, i64 0, i64 %idxprom %i3 = load i8, i8* %arrayidx, align 1 %conv1 = zext i8 %i3 to i64 %sub.ptr.rhs.cast = ptrtoint i8* %source.0184 to i64 %sub.ptr.sub = sub i64 %sub.ptr.lhs.cast, %sub.ptr.rhs.cast %cmp2.not = icmp sgt i64 %sub.ptr.sub, %conv1 br i1 %cmp2.not, label %if.end, label %while.end if.end: ; preds = %while.body %add = add nuw nsw i64 %conv1, 1 %add.ptr.i = getelementptr inbounds i8, i8* %source.0184, i64 %add switch i8 %i3, label %while.end [ i8 3, label %sw.bb.i i8 2, label %sw.bb3.i i8 1, label %sw.bb12.i i8 0, label %sw.bb47.i ] sw.bb.i: ; preds = %if.end %incdec.ptr.i = getelementptr inbounds i8, i8* %source.0184, i64 %conv1 %i4 = load i8, i8* %incdec.ptr.i, align 1 %i5 = icmp sgt i8 %i4, -65 br i1 %i5, label %while.end, label %sw.bb3.i sw.bb3.i: ; preds = %sw.bb.i, %if.end %i6 = phi i64 [ %add, %if.end ], [ 3, %sw.bb.i ] %i7 = getelementptr inbounds i8, i8* %source.0184, i64 -1 %incdec.ptr4.i = getelementptr inbounds i8, i8* %i7, i64 %i6 %i8 = load i8, i8* %incdec.ptr4.i, align 1 %i9 = icmp sgt i8 %i8, -65 br i1 %i9, label %while.end, label %sw.bb12.i sw.bb12.i: ; preds = %sw.bb3.i, %if.end %srcptr.1.i = phi i8* [ %add.ptr.i, %if.end ], [ %incdec.ptr4.i, %sw.bb3.i ] %incdec.ptr13.i = getelementptr inbounds i8, i8* %srcptr.1.i, i64 -1 %i10 = load i8, i8* %incdec.ptr13.i, align 1 %i11 = icmp sgt i8 %i10, -65 br i1 %i11, label %while.end, label %if.end20.i if.end20.i: ; preds = %sw.bb12.i switch i8 %i2, label %sw.bb47.i [ i8 -32, label %sw.bb22.i i8 -19, label %sw.bb27.i i8 -16, label %sw.bb32.i i8 -12, label %sw.bb37.i ] sw.bb22.i: ; preds = %if.end20.i %cmp24.i = icmp ult i8 %i10, -96 br i1 %cmp24.i, label %while.end, label %if.end5 sw.bb27.i: ; preds = %if.end20.i %cmp29.i = icmp ugt i8 %i10, -97 br i1 %cmp29.i, label %while.end, label %if.end5 sw.bb32.i: ; preds = %if.end20.i %cmp34.i = icmp ult i8 %i10, -112 br i1 %cmp34.i, label %while.end, label %if.end5 sw.bb37.i: ; preds = %if.end20.i %cmp39.i = icmp ugt i8 %i10, -113 br i1 %cmp39.i, label %while.end, label %if.end5 sw.bb47.i: ; preds = %if.end20.i, %if.end %i12 = icmp slt i8 %i2, -62 %cmp56.i = icmp ugt i8 %i2, -12 %or.cond = or i1 %i12, %cmp56.i br i1 %or.cond, label %while.end, label %if.end5 if.end5: ; preds = %sw.bb47.i, %sw.bb37.i, %sw.bb32.i, %sw.bb27.i, %sw.bb22.i switch i8 %i3, label %sw.epilog [ i8 0, label %sw.bb29 i8 1, label %sw.bb24 i8 3, label %sw.bb14 i8 2, label %sw.bb19 ] sw.bb14: ; preds = %if.end5 %incdec.ptr15 = getelementptr inbounds i8, i8* %source.0184, i64 1 %conv16 = zext i8 %i2 to i32 %shl18 = shl nuw nsw i32 %conv16, 6 %.pre232 = load i8, i8* %incdec.ptr15, align 1 br label %sw.bb19 sw.bb19: ; preds = %sw.bb14, %if.end5 %i13 = phi i8 [ %i2, %if.end5 ], [ %.pre232, %sw.bb14 ] %source.3 = phi i8* [ %source.0184, %if.end5 ], [ %incdec.ptr15, %sw.bb14 ] %ch.2 = phi i32 [ 0, %if.end5 ], [ %shl18, %sw.bb14 ] %incdec.ptr20 = getelementptr inbounds i8, i8* %source.3, i64 1 %conv21 = zext i8 %i13 to i32 %add22 = add nuw nsw i32 %ch.2, %conv21 %shl23 = shl nsw i32 %add22, 6 %.pre233 = load i8, i8* %incdec.ptr20, align 1 br label %sw.bb24 sw.bb24: ; preds = %sw.bb19, %if.end5 %i14 = phi i8 [ %i2, %if.end5 ], [ %.pre233, %sw.bb19 ] %source.4 = phi i8* [ %source.0184, %if.end5 ], [ %incdec.ptr20, %sw.bb19 ] %ch.3 = phi i32 [ 0, %if.end5 ], [ %shl23, %sw.bb19 ] %incdec.ptr25 = getelementptr inbounds i8, i8* %source.4, i64 1 %conv26 = zext i8 %i14 to i32 %add27 = add nsw i32 %ch.3, %conv26 %shl28 = shl i32 %add27, 6 %.pre234 = load i8, i8* %incdec.ptr25, align 1 br label %sw.bb29 sw.bb29: ; preds = %sw.bb24, %if.end5 %i15 = phi i8 [ %i2, %if.end5 ], [ %.pre234, %sw.bb24 ] %source.5 = phi i8* [ %source.0184, %if.end5 ], [ %incdec.ptr25, %sw.bb24 ] %ch.4 = phi i32 [ 0, %if.end5 ], [ %shl28, %sw.bb24 ] %incdec.ptr30 = getelementptr inbounds i8, i8* %source.5, i64 1 %conv31 = zext i8 %i15 to i32 %add32 = add i32 %ch.4, %conv31 br label %sw.epilog sw.epilog: ; preds = %sw.bb29, %if.end5 %source.6 = phi i8* [ %source.0184, %if.end5 ], [ %incdec.ptr30, %sw.bb29 ] %ch.5 = phi i32 [ 0, %if.end5 ], [ %add32, %sw.bb29 ] %arrayidx34 = getelementptr inbounds [6 x i32], [6 x i32]* @_ZN4llvmL15offsetsFromUTF8E, i64 0, i64 %conv1 %i16 = load i32, i32* %arrayidx34, align 4 %sub = sub i32 %ch.5, %i16 %cmp35.not = icmp ult i16* %target.0186, %targetEnd br i1 %cmp35.not, label %if.end39, label %if.then36 if.then36: ; preds = %sw.epilog %conv1.le258 = zext i8 %i3 to i64 %idx.neg = xor i64 %conv1.le258, -1 %add.ptr = getelementptr inbounds i8, i8* %source.6, i64 %idx.neg br label %while.end if.end39: ; preds = %sw.epilog %cmp40 = icmp ult i32 %sub, 65536 br i1 %cmp40, label %if.then41, label %if.else58 if.then41: ; preds = %if.end39 %i17 = and i32 %sub, -2048 %i18 = icmp eq i32 %i17, 55296 br i1 %i18, label %if.then44, label %if.else54 if.then44: ; preds = %if.then41 br i1 %cmp61, label %if.then46, label %if.else if.then46: ; preds = %if.then44 %conv1.le = zext i8 %i3 to i64 %idx.neg50 = xor i64 %conv1.le, -1 %add.ptr51 = getelementptr inbounds i8, i8* %source.6, i64 %idx.neg50 br label %while.end if.else: ; preds = %if.then44 %incdec.ptr52 = getelementptr inbounds i16, i16* %target.0186, i64 1 store i16 -3, i16* %target.0186, align 2 br label %cleanup if.else54: ; preds = %if.then41 %conv55 = trunc i32 %sub to i16 %incdec.ptr56 = getelementptr inbounds i16, i16* %target.0186, i64 1 store i16 %conv55, i16* %target.0186, align 2 br label %cleanup if.else58: ; preds = %if.end39 %cmp59 = icmp ugt i32 %sub, 1114111 br i1 %cmp59, label %if.then60, label %if.else71 if.then60: ; preds = %if.else58 br i1 %cmp61, label %if.then62, label %if.else68 if.then62: ; preds = %if.then60 %conv1.le254 = zext i8 %i3 to i64 %idx.neg66 = xor i64 %conv1.le254, -1 %add.ptr67 = getelementptr inbounds i8, i8* %source.6, i64 %idx.neg66 br label %while.end if.else68: ; preds = %if.then60 %incdec.ptr69 = getelementptr inbounds i16, i16* %target.0186, i64 1 store i16 -3, i16* %target.0186, align 2 br label %cleanup if.else71: ; preds = %if.else58 %add.ptr72 = getelementptr inbounds i16, i16* %target.0186, i64 1 %cmp73.not = icmp ult i16* %add.ptr72, %targetEnd br i1 %cmp73.not, label %if.end80, label %if.then74 if.then74: ; preds = %if.else71 %conv1.le256 = zext i8 %i3 to i64 %idx.neg78 = xor i64 %conv1.le256, -1 %add.ptr79 = getelementptr inbounds i8, i8* %source.6, i64 %idx.neg78 br label %while.end if.end80: ; preds = %if.else71 %sub81 = add nuw nsw i32 %sub, 67043328 %shr = lshr i32 %sub81, 10 %i19 = trunc i32 %shr to i16 %conv83 = add nuw nsw i16 %i19, -10240 store i16 %conv83, i16* %target.0186, align 2 %i20 = trunc i32 %sub to i16 %i21 = and i16 %i20, 1023 %conv86 = or i16 %i21, -9216 %incdec.ptr87 = getelementptr inbounds i16, i16* %target.0186, i64 2 store i16 %conv86, i16* %add.ptr72, align 2 br label %cleanup cleanup: ; preds = %if.end80, %if.else68, %if.else54, %if.else %target.2 = phi i16* [ %incdec.ptr52, %if.else ], [ %incdec.ptr56, %if.else54 ], [ %incdec.ptr69, %if.else68 ], [ %incdec.ptr87, %if.end80 ] %cmp = icmp ult i8* %source.6, %sourceEnd br i1 %cmp, label %while.body, label %while.end while.end: ; preds = %cleanup, %if.then74, %if.then62, %if.then46, %if.then36, %sw.bb47.i, %sw.bb37.i, %sw.bb32.i, %sw.bb27.i, %sw.bb22.i, %sw.bb12.i, %sw.bb3.i, %sw.bb.i, %if.end, %while.body, %entry %target.0166 = phi i16* [ %target.0186, %if.then74 ], [ %target.0186, %if.then62 ], [ %target.0186, %if.then46 ], [ %target.0186, %if.then36 ], [ %i1, %entry ], [ %target.2, %cleanup ], [ %target.0186, %while.body ], [ %target.0186, %if.end ], [ %target.0186, %sw.bb.i ], [ %target.0186, %sw.bb3.i ], [ %target.0186, %sw.bb12.i ], [ %target.0186, %sw.bb22.i ], [ %target.0186, %sw.bb27.i ], [ %target.0186, %sw.bb32.i ], [ %target.0186, %sw.bb37.i ], [ %target.0186, %sw.bb47.i ] %source.8 = phi i8* [ %add.ptr79, %if.then74 ], [ %add.ptr67, %if.then62 ], [ %add.ptr51, %if.then46 ], [ %add.ptr, %if.then36 ], [ %i, %entry ], [ %source.6, %cleanup ], [ %source.0184, %while.body ], [ %source.0184, %if.end ], [ %source.0184, %sw.bb.i ], [ %source.0184, %sw.bb3.i ], [ %source.0184, %sw.bb12.i ], [ %source.0184, %sw.bb22.i ], [ %source.0184, %sw.bb27.i ], [ %source.0184, %sw.bb32.i ], [ %source.0184, %sw.bb37.i ], [ %source.0184, %sw.bb47.i ] %result.2 = phi i32 [ 2, %if.then74 ], [ 3, %if.then62 ], [ 3, %if.then46 ], [ 2, %if.then36 ], [ 0, %entry ], [ 0, %cleanup ], [ 1, %while.body ], [ 3, %if.end ], [ 3, %sw.bb.i ], [ 3, %sw.bb3.i ], [ 3, %sw.bb12.i ], [ 3, %sw.bb22.i ], [ 3, %sw.bb27.i ], [ 3, %sw.bb32.i ], [ 3, %sw.bb37.i ], [ 3, %sw.bb47.i ] store i8* %source.8, i8** %sourceStart, align 8 store i16* %target.0166, i16** %targetStart, align 8 ret i32 %result.2 }