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1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py2; RUN: opt < %s -passes=ipsccp -S | FileCheck %s3 4declare void @use(i1)5declare i32 @get_i32()6 7define void @load_range(ptr %p) {8; CHECK-LABEL: @load_range(9; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[P:%.*]], align 4, !range [[RNG0:![0-9]+]]10; CHECK-NEXT: call void @use(i1 true)11; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[V]], 912; CHECK-NEXT: call void @use(i1 [[C2]])13; CHECK-NEXT: call void @use(i1 false)14; CHECK-NEXT: [[C4:%.*]] = icmp ugt i32 [[V]], 815; CHECK-NEXT: call void @use(i1 [[C4]])16; CHECK-NEXT: ret void17;18 %v = load i32, ptr %p, !range !{i32 0, i32 10}19 %c1 = icmp ult i32 %v, 1020 call void @use(i1 %c1)21 %c2 = icmp ult i32 %v, 922 call void @use(i1 %c2)23 %c3 = icmp ugt i32 %v, 924 call void @use(i1 %c3)25 %c4 = icmp ugt i32 %v, 826 call void @use(i1 %c4)27 ret void28}29 30define i32 @load_range_single(ptr %p) {31; CHECK-LABEL: @load_range_single(32; CHECK-NEXT: ret i32 033;34 %v = load i32, ptr %p, !range !{i32 0, i32 1}35 ret i32 %v36}37 38define i32 @load_range_single_volatile(ptr %p) {39; CHECK-LABEL: @load_range_single_volatile(40; CHECK-NEXT: [[V:%.*]] = load volatile i32, ptr [[P:%.*]], align 4, !range [[RNG1:![0-9]+]]41; CHECK-NEXT: ret i32 [[V]]42;43 %v = load volatile i32, ptr %p, !range !{i32 0, i32 1}44 ret i32 %v45}46 47define void @load_nonnull(ptr %p, ptr %p2) {48; CHECK-LABEL: @load_nonnull(49; CHECK-NEXT: [[V:%.*]] = load ptr, ptr [[P:%.*]], align 8, !nonnull [[META2:![0-9]+]]50; CHECK-NEXT: [[V2:%.*]] = load ptr, ptr [[P2:%.*]], align 8, !nonnull [[META2]]51; CHECK-NEXT: call void @use(i1 true)52; CHECK-NEXT: call void @use(i1 false)53; CHECK-NEXT: call void @use(i1 true)54; CHECK-NEXT: call void @use(i1 false)55; CHECK-NEXT: [[C5:%.*]] = icmp eq ptr [[V]], [[V2]]56; CHECK-NEXT: call void @use(i1 [[C5]])57; CHECK-NEXT: [[C6:%.*]] = icmp ne ptr [[V]], [[V2]]58; CHECK-NEXT: call void @use(i1 [[C6]])59; CHECK-NEXT: ret void60;61 %v = load ptr, ptr %p, !nonnull !{}62 %v2 = load ptr, ptr %p2, !nonnull !{}63 %c1 = icmp ne ptr %v, null64 call void @use(i1 %c1)65 %c2 = icmp eq ptr %v, null66 call void @use(i1 %c2)67 %c3 = icmp ne ptr null, %v68 call void @use(i1 %c3)69 %c4 = icmp eq ptr null, %v70 call void @use(i1 %c4)71 ; There is no particular relationship between two nonnull values.72 %c5 = icmp eq ptr %v, %v273 call void @use(i1 %c5)74 %c6 = icmp ne ptr %v, %v275 call void @use(i1 %c6)76 ret void77}78 79define void @call_range(ptr %p) {80; CHECK-LABEL: @call_range(81; CHECK-NEXT: [[V:%.*]] = call i32 @get_i32(), !range [[RNG0]]82; CHECK-NEXT: call void @use(i1 true)83; CHECK-NEXT: [[C2:%.*]] = icmp ult i32 [[V]], 984; CHECK-NEXT: call void @use(i1 [[C2]])85; CHECK-NEXT: call void @use(i1 false)86; CHECK-NEXT: [[C4:%.*]] = icmp ugt i32 [[V]], 887; CHECK-NEXT: call void @use(i1 [[C4]])88; CHECK-NEXT: ret void89;90 %v = call i32 @get_i32(), !range !{i32 0, i32 10}91 %c1 = icmp ult i32 %v, 1092 call void @use(i1 %c1)93 %c2 = icmp ult i32 %v, 994 call void @use(i1 %c2)95 %c3 = icmp ugt i32 %v, 996 call void @use(i1 %c3)97 %c4 = icmp ugt i32 %v, 898 call void @use(i1 %c4)99 ret void100}101 102define internal i1 @ip_cmp_range(i32 %v) {103; CHECK-LABEL: @ip_cmp_range(104; CHECK-NEXT: ret i1 poison105;106 %c = icmp ult i32 %v, 10107 ret i1 %c108}109 110define i1 @ip_load_range(ptr %p) {111; CHECK-LABEL: @ip_load_range(112; CHECK-NEXT: [[V:%.*]] = load i32, ptr [[P:%.*]], align 4, !range [[RNG0]]113; CHECK-NEXT: [[C:%.*]] = call i1 @ip_cmp_range(i32 [[V]])114; CHECK-NEXT: ret i1 true115;116 %v = load i32, ptr %p, !range !{i32 0, i32 10}117 %c = call i1 @ip_cmp_range(i32 %v)118 ret i1 %c119}120