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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=instcombine -S -data-layout="e-m:e-i64:64-f80:128-n8:16:32:64-S128" | FileCheck %s3 4@a = global [1000 x float] zeroinitializer, align 165@b = global [1000 x float] zeroinitializer, align 166 7define void @_Z3foov() {8; CHECK-LABEL: @_Z3foov(9; CHECK-NEXT: entry:10; CHECK-NEXT: br label [[FOR_COND:%.*]]11; CHECK: for.cond:12; CHECK-NEXT: [[I_0:%.*]] = phi i32 [ 0, [[ENTRY:%.*]] ], [ [[INC:%.*]], [[FOR_BODY:%.*]] ]13; CHECK-NEXT: [[CMP:%.*]] = icmp samesign ult i32 [[I_0]], 100014; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_CLEANUP:%.*]]15; CHECK: for.cond.cleanup:16; CHECK-NEXT: ret void17; CHECK: for.body:18; CHECK-NEXT: [[TMP0:%.*]] = zext nneg i32 [[I_0]] to i6419; CHECK-NEXT: [[ARRAYIDX:%.*]] = getelementptr inbounds nuw float, ptr @a, i64 [[TMP0]]20; CHECK-NEXT: [[ARRAYIDX2:%.*]] = getelementptr inbounds nuw float, ptr @b, i64 [[TMP0]]21; CHECK-NEXT: [[TMP1:%.*]] = load float, ptr [[ARRAYIDX]], align 422; CHECK-NEXT: [[TMP2:%.*]] = load float, ptr [[ARRAYIDX2]], align 423; CHECK-NEXT: [[CMP_I:%.*]] = fcmp fast olt float [[TMP1]], [[TMP2]]24; CHECK-NEXT: [[DOTV:%.*]] = select i1 [[CMP_I]], float [[TMP2]], float [[TMP1]]25; CHECK-NEXT: store float [[DOTV]], ptr [[ARRAYIDX]], align 426; CHECK-NEXT: [[INC]] = add nuw nsw i32 [[I_0]], 127; CHECK-NEXT: br label [[FOR_COND]]28;29entry:30 br label %for.cond31 32for.cond: ; preds = %for.body, %entry33 %i.0 = phi i32 [ 0, %entry ], [ %inc, %for.body ]34 %cmp = icmp ult i32 %i.0, 100035 br i1 %cmp, label %for.body, label %for.cond.cleanup36 37for.cond.cleanup: ; preds = %for.cond38 ret void39 40for.body: ; preds = %for.cond41 %0 = zext i32 %i.0 to i6442 %arrayidx = getelementptr inbounds [1000 x float], ptr @a, i64 0, i64 %043 %arrayidx2 = getelementptr inbounds [1000 x float], ptr @b, i64 0, i64 %044 %1 = load float, ptr %arrayidx, align 445 %2 = load float, ptr %arrayidx2, align 446 %cmp.i = fcmp fast olt float %1, %247 %__b.__a.i = select i1 %cmp.i, ptr %arrayidx2, ptr %arrayidx48 %3 = load i32, ptr %__b.__a.i, align 449 store i32 %3, ptr %arrayidx, align 450 %inc = add nuw nsw i32 %i.0, 151 br label %for.cond52}53 54define i32 @store_bitcasted_load(i1 %cond, ptr dereferenceable(4) %addr1, ptr dereferenceable(4) %addr2) {55; CHECK-LABEL: @store_bitcasted_load(56; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], ptr [[ADDR1:%.*]], ptr [[ADDR2:%.*]]57; CHECK-NEXT: [[LD:%.*]] = load i32, ptr [[SEL]], align 458; CHECK-NEXT: ret i32 [[LD]]59;60 %sel = select i1 %cond, ptr %addr1, ptr %addr261 %ld = load i32, ptr %sel62 ret i32 %ld63}64 65define void @bitcasted_store(i1 %cond, ptr %loadaddr1, ptr %loadaddr2, ptr %storeaddr) {66; CHECK-LABEL: @bitcasted_store(67; CHECK-NEXT: [[SEL:%.*]] = select i1 [[COND:%.*]], ptr [[LOADADDR1:%.*]], ptr [[LOADADDR2:%.*]]68; CHECK-NEXT: [[LD:%.*]] = load i32, ptr [[SEL]], align 469; CHECK-NEXT: store i32 [[LD]], ptr [[STOREADDR:%.*]], align 470; CHECK-NEXT: ret void71;72 %sel = select i1 %cond, ptr %loadaddr1, ptr %loadaddr273 %ld = load i32, ptr %sel74 store i32 %ld, ptr %storeaddr75 ret void76}77 78define void @bitcasted_minmax_with_select_of_pointers(ptr %loadaddr1, ptr %loadaddr2, ptr %storeaddr) {79; CHECK-LABEL: @bitcasted_minmax_with_select_of_pointers(80; CHECK-NEXT: [[LD1:%.*]] = load float, ptr [[LOADADDR1:%.*]], align 481; CHECK-NEXT: [[LD2:%.*]] = load float, ptr [[LOADADDR2:%.*]], align 482; CHECK-NEXT: [[COND:%.*]] = fcmp ogt float [[LD1]], [[LD2]]83; CHECK-NEXT: [[LD_V:%.*]] = select i1 [[COND]], float [[LD1]], float [[LD2]]84; CHECK-NEXT: store float [[LD_V]], ptr [[STOREADDR:%.*]], align 485; CHECK-NEXT: ret void86;87 %ld1 = load float, ptr %loadaddr1, align 488 %ld2 = load float, ptr %loadaddr2, align 489 %cond = fcmp ogt float %ld1, %ld290 %sel = select i1 %cond, ptr %loadaddr1, ptr %loadaddr291 %ld = load i32, ptr %sel, align 492 store i32 %ld, ptr %storeaddr, align 493 ret void94}95