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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 52; RUN: opt < %s -passes=loop-reduce,loop-term-fold -S | FileCheck %s --check-prefix=CHECK-OPT3; RUN: llc < %s -o - | FileCheck %s --check-prefix=CHECK-LLC4 5target datalayout = "E-m:m-p:32:32-i8:8:32-i16:16:32-i64:64-n32-S64"6target triple = "mips-unknown-linux-gnu"7 8@x = dso_local local_unnamed_addr global [128000 x i32] zeroinitializer, align 49 10; Function Attrs: nofree norecurse nosync nounwind memory(write, argmem: none, inaccessiblemem: none)11define dso_local void @in128000(i32 noundef signext %k, i32 noundef signext %n) local_unnamed_addr #0 {12; CHECK-LLC-LABEL: in128000:13; CHECK-LLC: # %bb.0: # %entry14; CHECK-LLC-NEXT: lui $1, %hi(x)15; CHECK-LLC-NEXT: addiu $2, $1, %lo(x)16; CHECK-LLC-NEXT: lui $1, 717; CHECK-LLC-NEXT: ori $1, $1, 5324818; CHECK-LLC-NEXT: addu $3, $2, $119; CHECK-LLC-NEXT: $BB0_1: # %for.body20; CHECK-LLC-NEXT: # =>This Inner Loop Header: Depth=121; CHECK-LLC-NEXT: sw $4, 0($2)22; CHECK-LLC-NEXT: addiu $2, $2, 423; CHECK-LLC-NEXT: bne $2, $3, $BB0_124; CHECK-LLC-NEXT: nop25; CHECK-LLC-NEXT: # %bb.2: # %for.cond.cleanup26; CHECK-LLC-NEXT: jr $ra27; CHECK-LLC-NEXT: nop28; CHECK-OPT-LABEL: define dso_local void @in128000(29; CHECK-OPT-SAME: i32 noundef signext [[K:%.*]], i32 noundef signext [[N:%.*]]) local_unnamed_addr {30; CHECK-OPT-NEXT: [[ENTRY:.*]]:31; CHECK-OPT-NEXT: br label %[[FOR_BODY:.*]]32; CHECK-OPT: [[FOR_COND_CLEANUP:.*]]:33; CHECK-OPT-NEXT: ret void34; CHECK-OPT: [[FOR_BODY]]:35; CHECK-OPT-NEXT: [[LSR_IV1:%.*]] = phi ptr [ [[SCEVGEP:%.*]], %[[FOR_BODY]] ], [ @x, %[[ENTRY]] ]36; CHECK-OPT-NEXT: store i32 [[K]], ptr [[LSR_IV1]], align 437; CHECK-OPT-NEXT: [[SCEVGEP]] = getelementptr i8, ptr [[LSR_IV1]], i32 438; CHECK-OPT-NEXT: [[LSR_FOLD_TERM_COND_REPLACED_TERM_COND:%.*]] = icmp eq ptr [[SCEVGEP]], getelementptr inbounds nuw (i8, ptr @x, i32 512000)39; CHECK-OPT-NEXT: br i1 [[LSR_FOLD_TERM_COND_REPLACED_TERM_COND]], label %[[FOR_COND_CLEANUP]], label %[[FOR_BODY]]40;41entry:42 br label %for.body43 44for.cond.cleanup: ; preds = %for.body45 ret void46 47for.body: ; preds = %entry, %for.body48 %i.03 = phi i32 [ 0, %entry ], [ %inc, %for.body ]49 %arrayidx = getelementptr inbounds nuw [128000 x i32], ptr @x, i32 0, i32 %i.0350 store i32 %k, ptr %arrayidx, align 451 %inc = add nuw nsw i32 %i.03, 152 %exitcond.not = icmp eq i32 %inc, 12800053 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body54}55 56; Function Attrs: nofree norecurse nosync nounwind memory(write, argmem: none, inaccessiblemem: none)57define dso_local void @in1000(i32 noundef signext %k, i32 noundef signext %n) local_unnamed_addr #0 {58; CHECK-LLC-LABEL: in1000:59; CHECK-LLC: # %bb.0: # %entry60; CHECK-LLC-NEXT: lui $1, %hi(x)61; CHECK-LLC-NEXT: addiu $2, $1, %lo(x)62; CHECK-LLC-NEXT: addiu $3, $2, 400063; CHECK-LLC-NEXT: $BB1_1: # %for.body64; CHECK-LLC-NEXT: # =>This Inner Loop Header: Depth=165; CHECK-LLC-NEXT: sw $4, 0($2)66; CHECK-LLC-NEXT: addiu $2, $2, 467; CHECK-LLC-NEXT: bne $2, $3, $BB1_168; CHECK-LLC-NEXT: nop69; CHECK-LLC-NEXT: # %bb.2: # %for.cond.cleanup70; CHECK-LLC-NEXT: jr $ra71; CHECK-LLC-NEXT: nop72; CHECK-OPT-LABEL: define dso_local void @in1000(73; CHECK-OPT-SAME: i32 noundef signext [[K:%.*]], i32 noundef signext [[N:%.*]]) local_unnamed_addr {74; CHECK-OPT-NEXT: [[ENTRY:.*]]:75; CHECK-OPT-NEXT: br label %[[FOR_BODY:.*]]76; CHECK-OPT: [[FOR_COND_CLEANUP:.*]]:77; CHECK-OPT-NEXT: ret void78; CHECK-OPT: [[FOR_BODY]]:79; CHECK-OPT-NEXT: [[LSR_IV1:%.*]] = phi ptr [ [[SCEVGEP:%.*]], %[[FOR_BODY]] ], [ @x, %[[ENTRY]] ]80; CHECK-OPT-NEXT: store i32 [[K]], ptr [[LSR_IV1]], align 481; CHECK-OPT-NEXT: [[SCEVGEP]] = getelementptr i8, ptr [[LSR_IV1]], i32 482; CHECK-OPT-NEXT: [[LSR_FOLD_TERM_COND_REPLACED_TERM_COND:%.*]] = icmp eq ptr [[SCEVGEP]], getelementptr inbounds nuw (i8, ptr @x, i32 4000)83; CHECK-OPT-NEXT: br i1 [[LSR_FOLD_TERM_COND_REPLACED_TERM_COND]], label %[[FOR_COND_CLEANUP]], label %[[FOR_BODY]]84;85entry:86 br label %for.body87 88for.cond.cleanup: ; preds = %for.body89 ret void90 91for.body: ; preds = %entry, %for.body92 %i.03 = phi i32 [ 0, %entry ], [ %inc, %for.body ]93 %arrayidx = getelementptr inbounds nuw [128000 x i32], ptr @x, i32 0, i32 %i.0394 store i32 %k, ptr %arrayidx, align 495 %inc = add nuw nsw i32 %i.03, 196 %exitcond.not = icmp eq i32 %inc, 100097 br i1 %exitcond.not, label %for.cond.cleanup, label %for.body98}99 100