1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-globals 2; call site specific analysis is enabled 3 4; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-enable-call-site-specific-deduction=true -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,TUNIT 5 6; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-enable-call-site-specific-deduction=true -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,CGSCC 7 8define i32 @test_range(i32 %unknown) { 9; CHECK-LABEL: define {{[^@]+}}@test_range 10; CHECK-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR0:[0-9]+]] { 11; CHECK-NEXT: [[TMP1:%.*]] = icmp sgt i32 [[UNKNOWN]], 100 12; CHECK-NEXT: [[TMP2:%.*]] = select i1 [[TMP1]], i32 100, i32 0 13; CHECK-NEXT: ret i32 [[TMP2]] 14; 15 %1 = icmp sgt i32 %unknown, 100 16 %2 = select i1 %1, i32 100, i32 0 17 ret i32 %2 18} 19 20define i32 @test1(i32 %unknown, i32 %b) { 21; TUNIT-LABEL: define {{[^@]+}}@test1 22; TUNIT-SAME: (i32 [[UNKNOWN:%.*]], i32 [[B:%.*]]) #[[ATTR0]] { 23; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test_range(i32 [[UNKNOWN]]) 24; TUNIT-NEXT: [[TMP2:%.*]] = sub nsw i32 [[TMP1]], [[B]] 25; TUNIT-NEXT: ret i32 [[TMP2]] 26; 27; CGSCC-LABEL: define {{[^@]+}}@test1 28; CGSCC-SAME: (i32 [[UNKNOWN:%.*]], i32 [[B:%.*]]) #[[ATTR1:[0-9]+]] { 29; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test_range(i32 [[UNKNOWN]]) 30; CGSCC-NEXT: [[TMP2:%.*]] = sub nsw i32 [[TMP1]], [[B]] 31; CGSCC-NEXT: ret i32 [[TMP2]] 32; 33 %1 = call i32 @test_range(i32 %unknown) 34 %2 = sub nsw i32 %1, %b 35 ret i32 %2 36} 37 38define i32 @test2(i32 %unknown, i32 %b) { 39; TUNIT-LABEL: define {{[^@]+}}@test2 40; TUNIT-SAME: (i32 [[UNKNOWN:%.*]], i32 [[B:%.*]]) #[[ATTR0]] { 41; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test_range(i32 [[UNKNOWN]]) 42; TUNIT-NEXT: [[TMP2:%.*]] = add nsw i32 [[TMP1]], [[B]] 43; TUNIT-NEXT: ret i32 [[TMP2]] 44; 45; CGSCC-LABEL: define {{[^@]+}}@test2 46; CGSCC-SAME: (i32 [[UNKNOWN:%.*]], i32 [[B:%.*]]) #[[ATTR1]] { 47; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test_range(i32 [[UNKNOWN]]) 48; CGSCC-NEXT: [[TMP2:%.*]] = add nsw i32 [[TMP1]], [[B]] 49; CGSCC-NEXT: ret i32 [[TMP2]] 50; 51 %1 = call i32 @test_range(i32 %unknown) 52 %2 = add nsw i32 %1, %b 53 ret i32 %2 54} 55 56; Positive checks 57 58; FIXME: AAValueSimplify preserves the context but simplifies to a value in the other function, I think. 59; Either way, as we settle on the new AAValueSimplifyReturned scheme that replaces AAReturnedValues 60; we need to look into this again. For the purpose of making some progress we take this regression 61; for now, call site contexts are not on by default anyway (yet). 62define i32 @test1_pcheck(i32 %unknown) { 63; TUNIT-LABEL: define {{[^@]+}}@test1_pcheck 64; TUNIT-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR0]] { 65; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test1(i32 [[UNKNOWN]], i32 noundef 20) 66; TUNIT-NEXT: [[TMP2:%.*]] = icmp sle i32 [[TMP1]], 90 67; TUNIT-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 68; TUNIT-NEXT: ret i32 [[TMP3]] 69; 70; CGSCC-LABEL: define {{[^@]+}}@test1_pcheck 71; CGSCC-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR1]] { 72; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test1(i32 [[UNKNOWN]], i32 noundef 20) 73; CGSCC-NEXT: [[TMP2:%.*]] = icmp sle i32 [[TMP1]], 90 74; CGSCC-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 75; CGSCC-NEXT: ret i32 [[TMP3]] 76; 77 %1 = call i32 @test1(i32 %unknown, i32 20) 78 %2 = icmp sle i32 %1, 90 79 %3 = zext i1 %2 to i32 80 ret i32 %3 81} 82 83define i32 @test2_pcheck(i32 %unknown) { 84; TUNIT-LABEL: define {{[^@]+}}@test2_pcheck 85; TUNIT-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR0]] { 86; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test2(i32 [[UNKNOWN]], i32 noundef 20) 87; TUNIT-NEXT: [[TMP2:%.*]] = icmp sge i32 [[TMP1]], 20 88; TUNIT-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 89; TUNIT-NEXT: ret i32 [[TMP3]] 90; 91; CGSCC-LABEL: define {{[^@]+}}@test2_pcheck 92; CGSCC-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR1]] { 93; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test2(i32 [[UNKNOWN]], i32 noundef 20) 94; CGSCC-NEXT: [[TMP2:%.*]] = icmp sge i32 [[TMP1]], 20 95; CGSCC-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 96; CGSCC-NEXT: ret i32 [[TMP3]] 97; 98 %1 = call i32 @test2(i32 %unknown, i32 20) 99 %2 = icmp sge i32 %1, 20 100 %3 = zext i1 %2 to i32 101 ret i32 %3 102} 103 104; Negative checks 105 106define i32 @test1_ncheck(i32 %unknown) { 107; TUNIT-LABEL: define {{[^@]+}}@test1_ncheck 108; TUNIT-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR0]] { 109; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test1(i32 [[UNKNOWN]], i32 noundef 20) 110; TUNIT-NEXT: [[TMP2:%.*]] = icmp sle i32 [[TMP1]], 10 111; TUNIT-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 112; TUNIT-NEXT: ret i32 [[TMP3]] 113; 114; CGSCC-LABEL: define {{[^@]+}}@test1_ncheck 115; CGSCC-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR1]] { 116; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test1(i32 [[UNKNOWN]], i32 noundef 20) 117; CGSCC-NEXT: [[TMP2:%.*]] = icmp sle i32 [[TMP1]], 10 118; CGSCC-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 119; CGSCC-NEXT: ret i32 [[TMP3]] 120; 121 %1 = call i32 @test1(i32 %unknown, i32 20) 122 %2 = icmp sle i32 %1, 10 123 %3 = zext i1 %2 to i32 124 ret i32 %3 125} 126 127define i32 @test2_ncheck(i32 %unknown) { 128; TUNIT-LABEL: define {{[^@]+}}@test2_ncheck 129; TUNIT-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR0]] { 130; TUNIT-NEXT: [[TMP1:%.*]] = call i32 @test2(i32 [[UNKNOWN]], i32 noundef 20) 131; TUNIT-NEXT: [[TMP2:%.*]] = icmp sge i32 [[TMP1]], 30 132; TUNIT-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 133; TUNIT-NEXT: ret i32 [[TMP3]] 134; 135; CGSCC-LABEL: define {{[^@]+}}@test2_ncheck 136; CGSCC-SAME: (i32 [[UNKNOWN:%.*]]) #[[ATTR1]] { 137; CGSCC-NEXT: [[TMP1:%.*]] = call i32 @test2(i32 [[UNKNOWN]], i32 noundef 20) 138; CGSCC-NEXT: [[TMP2:%.*]] = icmp sge i32 [[TMP1]], 30 139; CGSCC-NEXT: [[TMP3:%.*]] = zext i1 [[TMP2]] to i32 140; CGSCC-NEXT: ret i32 [[TMP3]] 141; 142 %1 = call i32 @test2(i32 %unknown, i32 20) 143 %2 = icmp sge i32 %1, 30 144 %3 = zext i1 %2 to i32 145 ret i32 %3 146} 147;. 148; TUNIT: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) } 149; TUNIT: attributes #[[ATTR1:[0-9]+]] = { nofree nosync nounwind willreturn memory(none) } 150;. 151; CGSCC: attributes #[[ATTR0]] = { mustprogress nofree norecurse nosync nounwind willreturn memory(none) } 152; CGSCC: attributes #[[ATTR1]] = { mustprogress nofree nosync nounwind willreturn memory(none) } 153; CGSCC: attributes #[[ATTR2:[0-9]+]] = { nofree nosync willreturn } 154;. 155