1; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes 2; Deep Wrapper disabled 3 4; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM,CHECK_DISABLED,NOT_CGSCC_NPM_DISABLED,NOT_CGSCC_OPM_DISABLED,NOT_TUNIT_NPM_DISABLED,IS__TUNIT_____DISABLED,IS________OPM_DISABLED,IS__TUNIT_OPM_DISABLED 5; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=1 -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM,CHECK_DISABLED,NOT_CGSCC_OPM_DISABLED,NOT_CGSCC_NPM_DISABLED,NOT_TUNIT_OPM_DISABLED,IS__TUNIT_____DISABLED,IS________NPM_DISABLED,IS__TUNIT_NPM_DISABLED 6; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM,CHECK_DISABLED,NOT_TUNIT_NPM_DISABLED,NOT_TUNIT_OPM_DISABLED,NOT_CGSCC_NPM_DISABLED,IS__CGSCC_____DISABLED,IS________OPM_DISABLED,IS__CGSCC_OPM_DISABLED 7; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM,CHECK_DISABLED,NOT_TUNIT_NPM_DISABLED,NOT_TUNIT_OPM_DISABLED,NOT_CGSCC_OPM_DISABLED,IS__CGSCC_____DISABLED,IS________NPM_DISABLED,IS__CGSCC_NPM_DISABLED 8 9; Deep Wrapper enabled 10 11; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -attributor-allow-deep-wrappers -disable-inlining -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_NPM,NOT_CGSCC_OPM,NOT_TUNIT_NPM,IS__TUNIT____,IS________OPM,IS__TUNIT_OPM,CHECK_ENABLED,NOT_CGSCC_NPM_ENABLED,NOT_CGSCC_OPM_ENABLED,NOT_TUNIT_NPM_ENABLED,IS__TUNIT_____ENABLED,IS________OPM_ENABLED,IS__TUNIT_OPM_ENABLED 12; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=8 -attributor-allow-deep-wrappers -disable-inlining -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_CGSCC_OPM,NOT_CGSCC_NPM,NOT_TUNIT_OPM,IS__TUNIT____,IS________NPM,IS__TUNIT_NPM,CHECK_ENABLED,NOT_CGSCC_OPM_ENABLED,NOT_CGSCC_NPM_ENABLED,NOT_TUNIT_OPM_ENABLED,IS__TUNIT_____ENABLED,IS________NPM_ENABLED,IS__TUNIT_NPM_ENABLED 13; RUN: opt -attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -attributor-allow-deep-wrappers -disable-inlining -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_NPM,IS__CGSCC____,IS________OPM,IS__CGSCC_OPM,CHECK_ENABLED,NOT_TUNIT_NPM_ENABLED,NOT_TUNIT_OPM_ENABLED,NOT_CGSCC_NPM_ENABLED,IS__CGSCC_____ENABLED,IS________OPM_ENABLED,IS__CGSCC_OPM_ENABLED 14; RUN: opt -aa-pipeline=basic-aa -passes=attributor-cgscc -attributor-manifest-internal -attributor-annotate-decl-cs -attributor-allow-deep-wrappers -disable-inlining -S < %s | FileCheck %s --check-prefixes=CHECK,NOT_TUNIT_NPM,NOT_TUNIT_OPM,NOT_CGSCC_OPM,IS__CGSCC____,IS________NPM,IS__CGSCC_NPM,CHECK_ENABLED,NOT_TUNIT_NPM_ENABLED,NOT_TUNIT_OPM_ENABLED,NOT_CGSCC_OPM_ENABLED,IS__CGSCC_____ENABLED,IS________NPM_ENABLED,IS__CGSCC_NPM_ENABLED 15 16; TEST 1: This function is of linkage `linkonce`, we cannot internalize this 17; function and use information derived from it 18; 19; CHECK-NOT: inner1.internalized 20define linkonce i32 @inner1(i32 %a, i32 %b) { 21; CHECK-LABEL: define {{[^@]+}}@inner1 22; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { 23; CHECK-NEXT: entry: 24; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] 25; CHECK-NEXT: ret i32 [[C]] 26; 27entry: 28 %c = add i32 %a, %b 29 ret i32 %c 30} 31 32; TEST 2: This function is of linkage `weak`, we cannot internalize this function and 33; use information derived from it 34; 35; CHECK-NOT: inner2.internalized 36define weak i32 @inner2(i32 %a, i32 %b) { 37; CHECK-LABEL: define {{[^@]+}}@inner2 38; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { 39; CHECK-NEXT: entry: 40; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] 41; CHECK-NEXT: ret i32 [[C]] 42; 43entry: 44 %c = add i32 %a, %b 45 ret i32 %c 46} 47 48; TEST 3: This function is of linkage `linkonce_odr`, which can be internalized using the 49; deep wrapper, and the IP information derived from this function can be used 50; 51define linkonce_odr i32 @inner3(i32 %a, i32 %b) { 52; CHECK_DISABLED-LABEL: define {{[^@]+}}@inner3 53; CHECK_DISABLED-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { 54; CHECK_DISABLED-NEXT: entry: 55; CHECK_DISABLED-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] 56; CHECK_DISABLED-NEXT: ret i32 [[C]] 57; 58entry: 59 %c = add i32 %a, %b 60 ret i32 %c 61} 62 63; TEST 4: This function is of linkage `weak_odr`, which can be internalized using the deep 64; wrapper 65; 66define weak_odr i32 @inner4(i32 %a, i32 %b) { 67; CHECK_DISABLED-LABEL: define {{[^@]+}}@inner4 68; CHECK_DISABLED-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { 69; CHECK_DISABLED-NEXT: entry: 70; CHECK_DISABLED-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] 71; CHECK_DISABLED-NEXT: ret i32 [[C]] 72; 73entry: 74 %c = add i32 %a, %b 75 ret i32 %c 76} 77 78; TEST 5: This function has linkage `linkonce_odr` but is never called (num of use = 0), so there 79; is no need to internalize this 80; 81; CHECK-NOT: inner5.internalized 82define linkonce_odr i32 @inner5(i32 %a, i32 %b) { 83; CHECK-LABEL: define {{[^@]+}}@inner5 84; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { 85; CHECK-NEXT: entry: 86; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] 87; CHECK-NEXT: ret i32 [[C]] 88; 89entry: 90 %c = add i32 %a, %b 91 ret i32 %c 92} 93 94; Since the inner1 cannot be internalized, there should be no change to its callsite 95; Since the inner2 cannot be internalized, there should be no change to its callsite 96; Since the inner3 is internalized, the use of the original function should be replaced by the 97; copied one 98; 99define i32 @outer1() { 100; CHECK_DISABLED-LABEL: define {{[^@]+}}@outer1() { 101; CHECK_DISABLED-NEXT: entry: 102; CHECK_DISABLED-NEXT: [[RET1:%.*]] = call i32 @inner1(i32 noundef 1, i32 noundef 2) 103; CHECK_DISABLED-NEXT: [[RET2:%.*]] = call i32 @inner2(i32 noundef 1, i32 noundef 2) 104; CHECK_DISABLED-NEXT: [[RET3:%.*]] = call i32 @inner3(i32 [[RET1]], i32 [[RET2]]) 105; CHECK_DISABLED-NEXT: [[RET4:%.*]] = call i32 @inner4(i32 [[RET3]], i32 [[RET3]]) 106; CHECK_DISABLED-NEXT: ret i32 [[RET4]] 107; 108; CHECK_ENABLED-LABEL: define {{[^@]+}}@outer1() { 109; CHECK_ENABLED-NEXT: entry: 110; CHECK_ENABLED-NEXT: [[RET1:%.*]] = call i32 @inner1(i32 noundef 1, i32 noundef 2) 111; CHECK_ENABLED-NEXT: [[RET2:%.*]] = call i32 @inner2(i32 noundef 1, i32 noundef 2) 112; CHECK_ENABLED-NEXT: [[RET3:%.*]] = call i32 @inner3.internalized(i32 [[RET1]], i32 [[RET2]]) 113; CHECK_ENABLED-NEXT: [[RET4:%.*]] = call i32 @inner4.internalized(i32 [[RET3]], i32 [[RET3]]) 114; CHECK_ENABLED-NEXT: ret i32 [[RET4]] 115; 116entry: 117 %ret1 = call i32 @inner1(i32 1, i32 2) 118 %ret2 = call i32 @inner2(i32 1, i32 2) 119 %ret3 = call i32 @inner3(i32 %ret1, i32 %ret2) 120 %ret4 = call i32 @inner4(i32 %ret3, i32 %ret3) 121 ret i32 %ret4 122} 123 124 125define linkonce_odr void @unused_arg(i8) { 126; CHECK_DISABLED-LABEL: define {{[^@]+}}@unused_arg 127; CHECK_DISABLED-SAME: (i8 [[TMP0:%.*]]) { 128; CHECK_DISABLED-NEXT: unreachable 129; 130 unreachable 131} 132 133define void @unused_arg_caller() { 134; CHECK_DISABLED-LABEL: define {{[^@]+}}@unused_arg_caller() { 135; CHECK_DISABLED-NEXT: call void @unused_arg(i8 noundef 0) 136; CHECK_DISABLED-NEXT: ret void 137; 138; IS__TUNIT_____ENABLED: Function Attrs: nofree noreturn nosync nounwind readnone willreturn 139; IS__TUNIT_____ENABLED-LABEL: define {{[^@]+}}@unused_arg_caller 140; IS__TUNIT_____ENABLED-SAME: () [[ATTR1:#.*]] { 141; IS__TUNIT_____ENABLED-NEXT: unreachable 142; 143; IS__CGSCC_____ENABLED: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn 144; IS__CGSCC_____ENABLED-LABEL: define {{[^@]+}}@unused_arg_caller 145; IS__CGSCC_____ENABLED-SAME: () [[ATTR2:#.*]] { 146; IS__CGSCC_____ENABLED-NEXT: unreachable 147; 148 call void @unused_arg(i8 0) 149 ret void 150} 151 152; Don't crash on linkonce_odr hidden functions 153define linkonce_odr hidden void @__clang_call_terminate() { 154; CHECK_DISABLED-LABEL: define {{[^@]+}}@__clang_call_terminate() { 155; CHECK_DISABLED-NEXT: call void @__clang_call_terminate() 156; CHECK_DISABLED-NEXT: unreachable 157; 158 call void @__clang_call_terminate() 159 unreachable 160} 161 162