| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --function-signature --check-attributes --check-globals |
| ; RUN: opt -attributor -enable-new-pm=0 -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 |
| ; 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 |
| ; RUN: opt -attributor-cgscc -enable-new-pm=0 -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 |
| ; 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 |
| ; PR2498 |
| |
| ; This test tries to convince CHECK about promoting the load from %A + 2, |
| ; because there is a load of %A in the entry block |
| define internal i32 @callee(i1 %C, i32* %A) { |
| ; |
| ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn |
| ; IS__TUNIT____-LABEL: define {{[^@]+}}@callee |
| ; IS__TUNIT____-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; IS__TUNIT____-NEXT: entry: |
| ; IS__TUNIT____-NEXT: [[A_0:%.*]] = load i32, i32* [[A]], align 4 |
| ; IS__TUNIT____-NEXT: br label [[F:%.*]] |
| ; IS__TUNIT____: T: |
| ; IS__TUNIT____-NEXT: unreachable |
| ; IS__TUNIT____: F: |
| ; IS__TUNIT____-NEXT: [[A_2:%.*]] = getelementptr i32, i32* [[A]], i32 2 |
| ; IS__TUNIT____-NEXT: [[R:%.*]] = load i32, i32* [[A_2]], align 4 |
| ; IS__TUNIT____-NEXT: ret i32 [[R]] |
| ; |
| ; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn |
| ; IS__CGSCC____-LABEL: define {{[^@]+}}@callee |
| ; IS__CGSCC____-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR0:[0-9]+]] { |
| ; IS__CGSCC____-NEXT: entry: |
| ; IS__CGSCC____-NEXT: [[A_0:%.*]] = load i32, i32* [[A]], align 4 |
| ; IS__CGSCC____-NEXT: br label [[F:%.*]] |
| ; IS__CGSCC____: T: |
| ; IS__CGSCC____-NEXT: unreachable |
| ; IS__CGSCC____: F: |
| ; IS__CGSCC____-NEXT: [[A_2:%.*]] = getelementptr i32, i32* [[A]], i32 2 |
| ; IS__CGSCC____-NEXT: [[R:%.*]] = load i32, i32* [[A_2]], align 4 |
| ; IS__CGSCC____-NEXT: ret i32 [[R]] |
| ; |
| entry: |
| ; Unconditonally load the element at %A |
| %A.0 = load i32, i32* %A |
| br i1 %C, label %T, label %F |
| |
| T: |
| ret i32 %A.0 |
| |
| F: |
| ; Load the element at offset two from %A. This should not be promoted! |
| %A.2 = getelementptr i32, i32* %A, i32 2 |
| %R = load i32, i32* %A.2 |
| ret i32 %R |
| } |
| |
| define i32 @foo(i32* %A) { |
| ; IS__TUNIT____: Function Attrs: argmemonly nofree nosync nounwind readonly willreturn |
| ; IS__TUNIT____-LABEL: define {{[^@]+}}@foo |
| ; IS__TUNIT____-SAME: (i32* nocapture nofree readonly [[A:%.*]]) #[[ATTR0]] { |
| ; IS__TUNIT____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree readonly align 4 [[A]]) #[[ATTR1:[0-9]+]] |
| ; IS__TUNIT____-NEXT: ret i32 [[X]] |
| ; |
| ; IS__CGSCC____: Function Attrs: argmemonly nofree norecurse nosync nounwind readonly willreturn |
| ; IS__CGSCC____-LABEL: define {{[^@]+}}@foo |
| ; IS__CGSCC____-SAME: (i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A:%.*]]) #[[ATTR0]] { |
| ; IS__CGSCC____-NEXT: [[X:%.*]] = call i32 @callee(i32* nocapture nofree noundef nonnull readonly align 4 dereferenceable(4) [[A]]) #[[ATTR1:[0-9]+]] |
| ; IS__CGSCC____-NEXT: ret i32 [[X]] |
| ; |
| %X = call i32 @callee(i1 false, i32* %A) ; <i32> [#uses=1] |
| ret i32 %X |
| } |
| |
| ;. |
| ; IS__TUNIT____: attributes #[[ATTR0]] = { argmemonly nofree nosync nounwind readonly willreturn } |
| ; IS__TUNIT____: attributes #[[ATTR1]] = { nofree nosync nounwind readonly willreturn } |
| ;. |
| ; IS__CGSCC____: attributes #[[ATTR0]] = { argmemonly nofree norecurse nosync nounwind readonly willreturn } |
| ; IS__CGSCC____: attributes #[[ATTR1]] = { nosync nounwind readonly willreturn } |
| ;. |