| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --scrub-attributes --check-attributes --check-globals |
| ; Deep Wrapper disabled |
| |
| ; 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 |
| ; 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 |
| |
| ; Deep Wrapper enabled |
| |
| ; RUN: opt -attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -attributor-allow-deep-wrappers -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 |
| ; RUN: opt -aa-pipeline=basic-aa -passes=attributor -attributor-manifest-internal -attributor-max-iterations-verify -attributor-annotate-decl-cs -attributor-max-iterations=11 -attributor-allow-deep-wrappers -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 |
| |
| ; TEST 1: This function is of linkage `linkonce`, we cannot internalize this |
| ; function and use information derived from it |
| ; |
| ; CHECK-NOT: inner1.internalized |
| define linkonce i32 @inner1(i32 %a, i32 %b) { |
| ; CHECK-LABEL: define {{[^@]+}}@inner1 |
| ; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK-NEXT: ret i32 [[C]] |
| ; |
| entry: |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| ; TEST 2: This function is of linkage `weak`, we cannot internalize this function and |
| ; use information derived from it |
| ; |
| ; CHECK-NOT: inner2.internalized |
| define weak i32 @inner2(i32 %a, i32 %b) { |
| ; CHECK-LABEL: define {{[^@]+}}@inner2 |
| ; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK-NEXT: ret i32 [[C]] |
| ; |
| entry: |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| ; TEST 3: This function is of linkage `linkonce_odr`, which can be internalized using the |
| ; deep wrapper, and the IP information derived from this function can be used |
| ; |
| define linkonce_odr i32 @inner3(i32 %a, i32 %b) { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@inner3 |
| ; CHECK_DISABLED-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { |
| ; CHECK_DISABLED-NEXT: entry: |
| ; CHECK_DISABLED-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK_DISABLED-NEXT: ret i32 [[C]] |
| ; |
| entry: |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| ; TEST 4: This function is of linkage `weak_odr`, which can be internalized using the deep |
| ; wrapper |
| ; |
| define weak_odr i32 @inner4(i32 %a, i32 %b) { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@inner4 |
| ; CHECK_DISABLED-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { |
| ; CHECK_DISABLED-NEXT: entry: |
| ; CHECK_DISABLED-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK_DISABLED-NEXT: ret i32 [[C]] |
| ; |
| entry: |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| ; TEST 5: This function has linkage `linkonce_odr` but is never called (num of use = 0), so there |
| ; is no need to internalize this |
| ; |
| ; CHECK-NOT: inner5.internalized |
| define linkonce_odr i32 @inner5(i32 %a, i32 %b) { |
| ; CHECK-LABEL: define {{[^@]+}}@inner5 |
| ; CHECK-SAME: (i32 [[A:%.*]], i32 [[B:%.*]]) { |
| ; CHECK-NEXT: entry: |
| ; CHECK-NEXT: [[C:%.*]] = add i32 [[A]], [[B]] |
| ; CHECK-NEXT: ret i32 [[C]] |
| ; |
| entry: |
| %c = add i32 %a, %b |
| ret i32 %c |
| } |
| |
| ; Since the inner1 cannot be internalized, there should be no change to its callsite |
| ; Since the inner2 cannot be internalized, there should be no change to its callsite |
| ; Since the inner3 is internalized, the use of the original function should be replaced by the |
| ; copied one |
| ; |
| define i32 @outer1() { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@outer1() { |
| ; CHECK_DISABLED-NEXT: entry: |
| ; CHECK_DISABLED-NEXT: [[RET1:%.*]] = call i32 @inner1(i32 noundef 1, i32 noundef 2) |
| ; CHECK_DISABLED-NEXT: [[RET2:%.*]] = call i32 @inner2(i32 noundef 1, i32 noundef 2) |
| ; CHECK_DISABLED-NEXT: [[RET3:%.*]] = call i32 @inner3(i32 [[RET1]], i32 [[RET2]]) |
| ; CHECK_DISABLED-NEXT: [[RET4:%.*]] = call i32 @inner4(i32 [[RET3]], i32 [[RET3]]) |
| ; CHECK_DISABLED-NEXT: ret i32 [[RET4]] |
| ; |
| ; CHECK_ENABLED-LABEL: define {{[^@]+}}@outer1() { |
| ; CHECK_ENABLED-NEXT: entry: |
| ; CHECK_ENABLED-NEXT: [[RET1:%.*]] = call i32 @inner1(i32 noundef 1, i32 noundef 2) |
| ; CHECK_ENABLED-NEXT: [[RET2:%.*]] = call i32 @inner2(i32 noundef 1, i32 noundef 2) |
| ; CHECK_ENABLED-NEXT: [[RET3:%.*]] = call i32 @inner3.internalized(i32 [[RET1]], i32 [[RET2]]) |
| ; CHECK_ENABLED-NEXT: [[RET4:%.*]] = call i32 @inner4.internalized(i32 [[RET3]], i32 [[RET3]]) |
| ; CHECK_ENABLED-NEXT: ret i32 [[RET4]] |
| ; |
| entry: |
| %ret1 = call i32 @inner1(i32 1, i32 2) |
| %ret2 = call i32 @inner2(i32 1, i32 2) |
| %ret3 = call i32 @inner3(i32 %ret1, i32 %ret2) |
| %ret4 = call i32 @inner4(i32 %ret3, i32 %ret3) |
| ret i32 %ret4 |
| } |
| |
| |
| define linkonce_odr void @unused_arg(i8) { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@unused_arg |
| ; CHECK_DISABLED-SAME: (i8 [[TMP0:%.*]]) { |
| ; CHECK_DISABLED-NEXT: unreachable |
| ; |
| unreachable |
| } |
| |
| define void @unused_arg_caller() { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@unused_arg_caller() { |
| ; CHECK_DISABLED-NEXT: call void @unused_arg(i8 noundef 0) |
| ; CHECK_DISABLED-NEXT: ret void |
| ; |
| ; CHECK_ENABLED: Function Attrs: nofree noreturn nosync nounwind readnone willreturn |
| ; CHECK_ENABLED-LABEL: define {{[^@]+}}@unused_arg_caller |
| ; CHECK_ENABLED-SAME: () #[[ATTR1:[0-9]+]] { |
| ; CHECK_ENABLED-NEXT: unreachable |
| ; |
| ; IS__CGSCC_____ENABLED: Function Attrs: nofree norecurse noreturn nosync nounwind readnone willreturn |
| ; IS__CGSCC_____ENABLED-LABEL: define {{[^@]+}}@unused_arg_caller |
| ; IS__CGSCC_____ENABLED-SAME: () #[[ATTR2:[0-9]+]] { |
| ; IS__CGSCC_____ENABLED-NEXT: unreachable |
| call void @unused_arg(i8 0) |
| ret void |
| } |
| |
| ; Don't crash on linkonce_odr hidden functions |
| define linkonce_odr hidden void @__clang_call_terminate() { |
| ; CHECK_DISABLED-LABEL: define {{[^@]+}}@__clang_call_terminate() { |
| ; CHECK_DISABLED-NEXT: call void @__clang_call_terminate() |
| ; CHECK_DISABLED-NEXT: unreachable |
| ; |
| call void @__clang_call_terminate() |
| unreachable |
| } |
| |
| ; IS__CGSCC_____ENABLED: attributes #[[ATTR0:[0-9]+]] = { nofree nosync nounwind readnone willreturn } |
| ; IS__CGSCC_____ENABLED: attributes #[[ATTR1:[0-9]+]] = { nofree noreturn nosync nounwind readnone willreturn } |
| ; IS__CGSCC_____ENABLED: attributes #[[ATTR2]] = { nofree norecurse noreturn nosync nounwind readnone willreturn } |
| ;. |
| ; CHECK_ENABLED: attributes #[[ATTR0:[0-9]+]] = { nofree nosync nounwind readnone willreturn } |
| ; CHECK_ENABLED: attributes #[[ATTR1]] = { nofree noreturn nosync nounwind readnone willreturn } |
| ; CHECK_ENABLED: attributes #[[ATTR2:[0-9]+]] = { nounwind readnone } |
| ;. |