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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt -S -passes='licm' < %s | FileCheck %s3 4define void @test_01(ptr addrspace(1) %arg, i32 %arg2) {5; CHECK-LABEL: @test_01(6; CHECK-NEXT: entry:7; CHECK-NEXT: [[TMP103:%.*]] = load atomic ptr addrspace(1), ptr addrspace(1) [[ARG:%.*]] unordered, align 8, !dereferenceable_or_null !0, !align !18; CHECK-NEXT: [[TMP117:%.*]] = icmp eq ptr addrspace(1) [[TMP103]], null9; CHECK-NEXT: [[TMP118:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP103]], i64 810; CHECK-NEXT: br i1 [[TMP117]], label [[FAIL:%.*]], label [[PREHEADER:%.*]]11; CHECK: fail:12; CHECK-NEXT: ret void13; CHECK: preheader:14; CHECK-NEXT: [[TMP157:%.*]] = load atomic i32, ptr addrspace(1) [[TMP118]] unordered, align 815; CHECK-NEXT: br label [[LOOP:%.*]]16; CHECK: loop:17; CHECK-NEXT: [[TMP151:%.*]] = phi i32 [ 0, [[PREHEADER]] ], [ [[TMP163:%.*]], [[LOOP]] ]18; CHECK-NEXT: [[TMP152:%.*]] = icmp ult i32 [[TMP151]], [[ARG2:%.*]]19; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP152]]) [ "deopt"() ]20; CHECK-NEXT: [[TMP158:%.*]] = icmp ult i32 [[TMP151]], [[TMP157]]21; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP158]]) [ "deopt"() ]22; CHECK-NEXT: [[TMP163]] = add i32 [[TMP151]], 123; CHECK-NEXT: br label [[LOOP]]24;25entry:26 %tmp103 = load atomic ptr addrspace(1), ptr addrspace(1) %arg unordered, align 8, !dereferenceable_or_null !0, !align !127 %tmp117 = icmp eq ptr addrspace(1) %tmp103, null28 %tmp118 = getelementptr inbounds i8, ptr addrspace(1) %tmp103, i64 829 br i1 %tmp117, label %fail, label %preheader30 31fail: ; preds = %entry32 ret void33 34preheader: ; preds = %entry35 br label %loop36 37loop: ; preds = %loop, %preheader38 %tmp151 = phi i32 [ 0, %preheader ], [ %tmp163, %loop ]39 %tmp152 = icmp ult i32 %tmp151, %arg240 call void (i1, ...) @llvm.experimental.guard(i1 %tmp152) [ "deopt"() ]41 %tmp157 = load atomic i32, ptr addrspace(1) %tmp118 unordered, align 842 %tmp158 = icmp ult i32 %tmp151, %tmp15743 call void (i1, ...) @llvm.experimental.guard(i1 %tmp158) [ "deopt"() ]44 %tmp163 = add i32 %tmp151, 145 br label %loop46}47 48; FIXME: should be able to hoist load just as test_0149define void @test_02(ptr addrspace(1) %arg, i32 %arg2) {50; CHECK-LABEL: @test_02(51; CHECK-NEXT: entry:52; CHECK-NEXT: [[TMP103:%.*]] = load atomic ptr addrspace(1), ptr addrspace(1) [[ARG:%.*]] unordered, align 8, !dereferenceable_or_null !0, !align !153; CHECK-NEXT: [[TMP117:%.*]] = icmp eq ptr addrspace(1) [[TMP103]], null54; CHECK-NEXT: [[TMP118:%.*]] = getelementptr inbounds i8, ptr addrspace(1) [[TMP103]], i64 855; CHECK-NEXT: [[FREEZE:%.*]] = freeze i1 [[TMP117]]56; CHECK-NEXT: br i1 [[FREEZE]], label [[FAIL:%.*]], label [[PREHEADER:%.*]]57; CHECK: fail:58; CHECK-NEXT: ret void59; CHECK: preheader:60; CHECK-NEXT: br label [[LOOP:%.*]]61; CHECK: loop:62; CHECK-NEXT: [[TMP151:%.*]] = phi i32 [ 0, [[PREHEADER]] ], [ [[TMP163:%.*]], [[LOOP]] ]63; CHECK-NEXT: [[TMP152:%.*]] = icmp ult i32 [[TMP151]], [[ARG2:%.*]]64; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP152]]) [ "deopt"() ]65; CHECK-NEXT: [[TMP157:%.*]] = load atomic i32, ptr addrspace(1) [[TMP118]] unordered, align 866; CHECK-NEXT: [[TMP158:%.*]] = icmp ult i32 [[TMP151]], [[TMP157]]67; CHECK-NEXT: call void (i1, ...) @llvm.experimental.guard(i1 [[TMP158]]) [ "deopt"() ]68; CHECK-NEXT: [[TMP163]] = add i32 [[TMP151]], 169; CHECK-NEXT: br label [[LOOP]]70;71entry:72 %tmp103 = load atomic ptr addrspace(1), ptr addrspace(1) %arg unordered, align 8, !dereferenceable_or_null !0, !align !173 %tmp117 = icmp eq ptr addrspace(1) %tmp103, null74 %tmp118 = getelementptr inbounds i8, ptr addrspace(1) %tmp103, i64 875 %freeze = freeze i1 %tmp11776 br i1 %freeze, label %fail, label %preheader77 78fail: ; preds = %entry79 ret void80 81preheader: ; preds = %entry82 br label %loop83 84loop: ; preds = %loop, %preheader85 %tmp151 = phi i32 [ 0, %preheader ], [ %tmp163, %loop ]86 %tmp152 = icmp ult i32 %tmp151, %arg287 call void (i1, ...) @llvm.experimental.guard(i1 %tmp152) [ "deopt"() ]88 %tmp157 = load atomic i32, ptr addrspace(1) %tmp118 unordered, align 889 %tmp158 = icmp ult i32 %tmp151, %tmp15790 call void (i1, ...) @llvm.experimental.guard(i1 %tmp158) [ "deopt"() ]91 %tmp163 = add i32 %tmp151, 192 br label %loop93}94 95; Function Attrs: nocallback nofree nosync willreturn96declare void @llvm.experimental.guard(i1, ...) #097 98attributes #0 = { nocallback nofree nosync willreturn }99 100!0 = !{i64 16}101!1 = !{i64 8}102