; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -codegenprepare -S | FileCheck %s target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" target triple = "x86_64-unknown-linux-gnu" @b = dso_local local_unnamed_addr global i64 0, align 8 @c = dso_local local_unnamed_addr global i64 0, align 8 @d = dso_local local_unnamed_addr global i64 0, align 8 @e = dso_local local_unnamed_addr global i64 0, align 8 @f = dso_local local_unnamed_addr global i64 0, align 8 @g = dso_local local_unnamed_addr global i64 0, align 8 define dso_local i32 @m() { ; CHECK-LABEL: @m( ; CHECK-NEXT: entry: ; CHECK-NEXT: [[TMP0:%.*]] = load i64, ptr @f, align 8 ; CHECK-NEXT: [[TMP1:%.*]] = load i64, ptr @c, align 8 ; CHECK-NEXT: [[CONV18:%.*]] = trunc i64 [[TMP1]] to i32 ; CHECK-NEXT: [[TMP2:%.*]] = load i64, ptr @d, align 8 ; CHECK-NEXT: [[CONV43:%.*]] = trunc i64 [[TMP2]] to i8 ; CHECK-NEXT: br label [[FOR_COND:%.*]] ; CHECK: for.cond: ; CHECK-NEXT: [[J_0:%.*]] = phi i32 [ undef, [[ENTRY:%.*]] ], [ [[J_1_LCSSA:%.*]], [[FOR_COND39_PREHEADER:%.*]] ] ; CHECK-NEXT: [[P_0:%.*]] = phi i64 [ undef, [[ENTRY]] ], [ [[P_1_LCSSA:%.*]], [[FOR_COND39_PREHEADER]] ] ; CHECK-NEXT: [[I_0:%.*]] = phi i32 [ undef, [[ENTRY]] ], [ [[I_1_LCSSA:%.*]], [[FOR_COND39_PREHEADER]] ] ; CHECK-NEXT: [[CMP73:%.*]] = icmp slt i32 [[I_0]], 3 ; CHECK-NEXT: br i1 [[CMP73]], label [[FOR_BODY:%.*]], label [[FOR_COND39_PREHEADER]] ; CHECK: for.cond1.loopexit: ; CHECK-NEXT: [[TMP3:%.*]] = icmp slt i32 [[CONV18]], 3 ; CHECK-NEXT: br i1 [[TMP3]], label [[FOR_BODY]], label [[FOR_COND39_PREHEADER]] ; CHECK: for.cond39.preheader: ; CHECK-NEXT: [[J_1_LCSSA]] = phi i32 [ [[J_0]], [[FOR_COND]] ], [ [[CONV18]], [[FOR_COND1_LOOPEXIT:%.*]] ] ; CHECK-NEXT: [[P_1_LCSSA]] = phi i64 [ [[P_0]], [[FOR_COND]] ], [ 0, [[FOR_COND1_LOOPEXIT]] ] ; CHECK-NEXT: [[I_1_LCSSA]] = phi i32 [ [[I_0]], [[FOR_COND]] ], [ [[CONV18]], [[FOR_COND1_LOOPEXIT]] ] ; CHECK-NEXT: [[TMP4:%.*]] = icmp eq i8 [[CONV43]], 0 ; CHECK-NEXT: br i1 [[TMP4]], label [[FOR_COND]], label [[FOR_INC42:%.*]] ; CHECK: for.body: ; CHECK-NEXT: [[L_176:%.*]] = phi i8 [ [[SUB:%.*]], [[FOR_COND1_LOOPEXIT]] ], [ 0, [[FOR_COND]] ] ; CHECK-NEXT: [[P_175:%.*]] = phi i64 [ 0, [[FOR_COND1_LOOPEXIT]] ], [ [[P_0]], [[FOR_COND]] ] ; CHECK-NEXT: [[J_174:%.*]] = phi i32 [ [[CONV18]], [[FOR_COND1_LOOPEXIT]] ], [ [[J_0]], [[FOR_COND]] ] ; CHECK-NEXT: [[TOBOOL_NOT:%.*]] = icmp eq i32 [[J_174]], 0 ; CHECK-NEXT: br i1 [[TOBOOL_NOT]], label [[CLEANUP45:%.*]], label [[FOR_COND2_PREHEADER:%.*]] ; CHECK: for.cond2.preheader: ; CHECK-NEXT: [[DOTPR_PRE:%.*]] = load i64, ptr @e, align 8 ; CHECK-NEXT: switch i64 [[P_175]], label [[FOR_BODY4_PREHEADER6:%.*]] [ ; CHECK-NEXT: i64 -1, label [[FOR_END12:%.*]] ; CHECK-NEXT: i64 -2, label [[FOR_END12]] ; CHECK-NEXT: i64 -3, label [[FOR_END12]] ; CHECK-NEXT: i64 -4, label [[FOR_END12]] ; CHECK-NEXT: i64 -5, label [[FOR_END12]] ; CHECK-NEXT: i64 -6, label [[FOR_END12]] ; CHECK-NEXT: i64 -7, label [[FOR_END12]] ; CHECK-NEXT: i64 0, label [[FOR_END12]] ; CHECK-NEXT: ] ; CHECK: for.body4.preheader6: ; CHECK-NEXT: [[TMP5:%.*]] = sub i64 0, [[P_175]] ; CHECK-NEXT: [[XTRAITER:%.*]] = and i64 [[TMP5]], 7 ; CHECK-NEXT: [[TMP6:%.*]] = add i64 [[P_175]], [[XTRAITER]] ; CHECK-NEXT: br label [[FOR_BODY4:%.*]] ; CHECK: for.body4: ; CHECK-NEXT: [[P_270:%.*]] = phi i64 [ [[INC11_7:%.*]], [[FOR_BODY4]] ], [ [[TMP6]], [[FOR_BODY4_PREHEADER6]] ] ; CHECK-NEXT: [[INC11_7]] = add i64 [[P_270]], 8 ; CHECK-NEXT: [[TOBOOL3_NOT_7:%.*]] = icmp eq i64 [[INC11_7]], 0 ; CHECK-NEXT: br i1 [[TOBOOL3_NOT_7]], label [[FOR_END12]], label [[FOR_BODY4]] ; CHECK: for.end12: ; CHECK-NEXT: [[TMP7:%.*]] = inttoptr i64 [[TMP0]] to ptr ; CHECK-NEXT: [[TMP8:%.*]] = load i32, ptr [[TMP7]], align 4 ; CHECK-NEXT: [[CONV23:%.*]] = zext i32 [[TMP8]] to i64 ; CHECK-NEXT: [[TMP9:%.*]] = load i64, ptr @b, align 8 ; CHECK-NEXT: [[DIV24:%.*]] = udiv i64 [[TMP9]], [[CONV23]] ; CHECK-NEXT: store i64 [[DIV24]], ptr @b, align 8 ; CHECK-NEXT: [[SUB]] = add i8 [[L_176]], -1 ; CHECK-NEXT: [[TOBOOL32_NOT72:%.*]] = icmp eq i64 [[DOTPR_PRE]], 0 ; CHECK-NEXT: br i1 [[TOBOOL32_NOT72]], label [[FOR_COND1_LOOPEXIT]], label [[FOR_INC34_PREHEADER:%.*]] ; CHECK: for.inc34.preheader: ; CHECK-NEXT: store i64 0, ptr @e, align 8 ; CHECK-NEXT: br label [[FOR_COND1_LOOPEXIT]] ; CHECK: for.inc42: ; CHECK-NEXT: br label [[FOR_INC42]] ; CHECK: cleanup45: ; CHECK-NEXT: [[CMP13:%.*]] = icmp ne i8 [[L_176]], 0 ; CHECK-NEXT: [[CONV16:%.*]] = zext i1 [[CMP13]] to i32 ; CHECK-NEXT: ret i32 [[CONV16]] ; entry: %0 = load i64, ptr @f, align 8 %1 = inttoptr i64 %0 to ptr %2 = load i64, ptr @c, align 8 %conv18 = trunc i64 %2 to i32 %cmp = icmp slt i32 %conv18, 3 %3 = load i64, ptr @d, align 8 %conv43 = trunc i64 %3 to i8 %tobool40.not = icmp eq i8 %conv43, 0 br label %for.cond for.cond: ; preds = %for.cond39.preheader, %entry %j.0 = phi i32 [ undef, %entry ], [ %j.1.lcssa, %for.cond39.preheader ] %p.0 = phi i64 [ undef, %entry ], [ %p.1.lcssa, %for.cond39.preheader ] %i.0 = phi i32 [ undef, %entry ], [ %i.1.lcssa, %for.cond39.preheader ] %cmp73 = icmp slt i32 %i.0, 3 br i1 %cmp73, label %for.body, label %for.cond39.preheader for.cond1.loopexit: ; preds = %for.inc34.preheader, %for.end12 br i1 %cmp, label %for.body, label %for.cond39.preheader for.cond39.preheader: ; preds = %for.cond1.loopexit, %for.cond %j.1.lcssa = phi i32 [ %j.0, %for.cond ], [ %conv18, %for.cond1.loopexit ] %p.1.lcssa = phi i64 [ %p.0, %for.cond ], [ 0, %for.cond1.loopexit ] %i.1.lcssa = phi i32 [ %i.0, %for.cond ], [ %conv18, %for.cond1.loopexit ] br i1 %tobool40.not, label %for.cond, label %for.inc42 for.body: ; preds = %for.cond, %for.cond1.loopexit %l.176 = phi i8 [ %sub, %for.cond1.loopexit ], [ 0, %for.cond ] %p.175 = phi i64 [ 0, %for.cond1.loopexit ], [ %p.0, %for.cond ] %j.174 = phi i32 [ %conv18, %for.cond1.loopexit ], [ %j.0, %for.cond ] %tobool.not = icmp eq i32 %j.174, 0 br i1 %tobool.not, label %cleanup45, label %for.cond2.preheader for.cond2.preheader: ; preds = %for.body %.pr.pre = load i64, ptr @e, align 8 switch i64 %p.175, label %for.body4.preheader6 [ i64 -1, label %for.end12 i64 -2, label %for.end12 i64 -3, label %for.end12 i64 -4, label %for.end12 i64 -5, label %for.end12 i64 -6, label %for.end12 i64 -7, label %for.end12 i64 0, label %for.end12 ] for.body4.preheader6: ; preds = %for.cond2.preheader %4 = sub i64 0, %p.175 %xtraiter = and i64 %4, 7 %5 = add i64 %p.175, %xtraiter br label %for.body4 for.body4: ; preds = %for.body4.preheader6, %for.body4 %p.270 = phi i64 [ %inc11.7, %for.body4 ], [ %5, %for.body4.preheader6 ] %inc11.7 = add i64 %p.270, 8 %tobool3.not.7 = icmp eq i64 %inc11.7, 0 br i1 %tobool3.not.7, label %for.end12, label %for.body4 for.end12: ; preds = %for.body4, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader, %for.cond2.preheader %6 = load i32, ptr %1, align 4 %conv23 = zext i32 %6 to i64 %7 = load i64, ptr @b, align 8 %div24 = udiv i64 %7, %conv23 store i64 %div24, ptr @b, align 8 %sub = add i8 %l.176, -1 %tobool32.not72 = icmp eq i64 %.pr.pre, 0 br i1 %tobool32.not72, label %for.cond1.loopexit, label %for.inc34.preheader for.inc34.preheader: ; preds = %for.end12 store i64 0, ptr @e, align 8 br label %for.cond1.loopexit for.inc42: ; preds = %for.cond39.preheader, %for.inc42 br label %for.inc42 cleanup45: ; preds = %for.body %cmp13 = icmp ne i8 %l.176, 0 %conv16 = zext i1 %cmp13 to i32 ret i32 %conv16 }