[PATCH] D134410: [clang][CodeGen] Add noundef metadata to load instructions (preliminary)

[John McIver via Phabricator via cfe-commits]

jmciver updated this revision to Diff 471708.
jmciver added a comment.

Updating D134410 <https://reviews.llvm.org/D134410>: [clang][CodeGen] Add noundef metadata to load instructions (preliminary)

Add flag -enable-noundef-load-analysis and rebase with main. Refactored noundef
metadata functionality into anonymous function to be used by additional patches.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D134410/new/

https://reviews.llvm.org/D134410

Files:
  clang/include/clang/Basic/CodeGenOptions.def
  clang/include/clang/Driver/Options.td
  clang/lib/CodeGen/CGExpr.cpp
  clang/test/CodeGen/X86/avx-builtins.c
  clang/test/CodeGen/X86/avx512bw-builtins.c
  clang/test/CodeGen/X86/avx512f-builtins.c
  clang/test/CodeGen/X86/avx512fp16-builtins.c
  clang/test/CodeGen/X86/avx512vl-builtins.c
  clang/test/CodeGen/X86/avx512vlbw-builtins.c
  clang/test/CodeGen/X86/sse-builtins.c
  clang/test/CodeGen/X86/sse2-builtins.c
  clang/test/CodeGen/aarch64-ls64-inline-asm.c
  clang/test/CodeGen/aarch64-ls64.c
  clang/test/CodeGen/memcpy-inline-builtin.c
  clang/test/CodeGen/tbaa-array.cpp
  clang/test/CodeGen/tbaa-base.cpp
  clang/test/CodeGen/tbaa.cpp
  clang/test/CodeGen/ubsan-pass-object-size.c
  clang/test/CodeGenCXX/attr-likelihood-if-branch-weights.cpp
  clang/test/CodeGenCXX/attr-likelihood-switch-branch-weights.cpp
  clang/test/CodeGenCXX/builtin-bit-cast-no-tbaa.cpp
  clang/test/CodeGenCXX/debug-info-line.cpp
  clang/test/CodeGenCXX/pr12251.cpp
  clang/test/CodeGenCXX/pragma-followup_inner.cpp
  clang/test/OpenMP/cancel_codegen.cpp
  clang/test/OpenMP/cancellation_point_codegen.cpp
  clang/test/OpenMP/distribute_codegen.cpp
  clang/test/OpenMP/distribute_parallel_for_reduction_task_codegen.cpp
  clang/test/OpenMP/distribute_parallel_for_simd_private_codegen.cpp
  clang/test/OpenMP/distribute_parallel_for_simd_proc_bind_codegen.cpp
  clang/test/OpenMP/distribute_simd_codegen.cpp
  clang/test/OpenMP/distribute_simd_private_codegen.cpp
  clang/test/OpenMP/distribute_simd_reduction_codegen.cpp
  clang/test/OpenMP/for_reduction_task_codegen.cpp
  clang/test/OpenMP/irbuilder_safelen.cpp
  clang/test/OpenMP/irbuilder_safelen_order_concurrent.cpp
  clang/test/OpenMP/irbuilder_simdlen.cpp
  clang/test/OpenMP/irbuilder_simdlen_safelen.cpp
  clang/test/OpenMP/master_taskloop_in_reduction_codegen.cpp
  clang/test/OpenMP/master_taskloop_simd_in_reduction_codegen.cpp
  clang/test/OpenMP/nvptx_target_parallel_reduction_codegen_tbaa_PR46146.cpp
  clang/test/OpenMP/ordered_codegen.cpp
  clang/test/OpenMP/parallel_for_reduction_task_codegen.cpp
  clang/test/OpenMP/parallel_for_simd_aligned_codegen.cpp
  clang/test/OpenMP/parallel_for_simd_codegen.cpp
  clang/test/OpenMP/parallel_master_reduction_task_codegen.cpp
  clang/test/OpenMP/parallel_master_taskloop_codegen.cpp
  clang/test/OpenMP/parallel_master_taskloop_lastprivate_codegen.cpp
  clang/test/OpenMP/parallel_master_taskloop_simd_codegen.cpp
  clang/test/OpenMP/parallel_master_taskloop_simd_lastprivate_codegen.cpp
  clang/test/OpenMP/parallel_reduction_task_codegen.cpp
  clang/test/OpenMP/parallel_sections_reduction_task_codegen.cpp
  clang/test/OpenMP/sections_reduction_task_codegen.cpp
  clang/test/OpenMP/target_defaultmap_codegen_01.cpp
  clang/test/OpenMP/target_in_reduction_codegen.cpp
  clang/test/OpenMP/target_is_device_ptr_codegen.cpp
  clang/test/OpenMP/target_map_codegen_00.cpp
  clang/test/OpenMP/target_map_codegen_01.cpp
  clang/test/OpenMP/target_map_codegen_02.cpp
  clang/test/OpenMP/target_map_codegen_04.cpp
  clang/test/OpenMP/target_map_codegen_05.cpp
  clang/test/OpenMP/target_map_codegen_07.cpp
  clang/test/OpenMP/target_map_codegen_11.cpp
  clang/test/OpenMP/target_map_codegen_13.cpp
  clang/test/OpenMP/target_map_codegen_14.cpp
  clang/test/OpenMP/target_map_codegen_15.cpp
  clang/test/OpenMP/target_map_codegen_17.cpp
  clang/test/OpenMP/target_map_codegen_26.cpp
  clang/test/OpenMP/target_map_codegen_27.cpp
  clang/test/OpenMP/target_map_codegen_29.cpp
  clang/test/OpenMP/target_parallel_codegen.cpp
  clang/test/OpenMP/target_parallel_for_codegen.cpp
  clang/test/OpenMP/target_parallel_for_reduction_task_codegen.cpp
  clang/test/OpenMP/target_parallel_for_simd_codegen.cpp
  clang/test/OpenMP/target_parallel_reduction_task_codegen.cpp
  clang/test/OpenMP/target_teams_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_parallel_for_reduction_task_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_parallel_for_simd_collapse_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_parallel_for_simd_if_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_parallel_for_simd_proc_bind_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_parallel_for_simd_reduction_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_simd_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_simd_collapse_codegen.cpp
  clang/test/OpenMP/target_teams_distribute_simd_reduction_codegen.cpp
  clang/test/OpenMP/target_update_codegen.cpp
  clang/test/OpenMP/task_affinity_codegen.cpp
  clang/test/OpenMP/task_codegen.cpp
  clang/test/OpenMP/task_if_codegen.cpp
  clang/test/OpenMP/task_in_reduction_codegen.cpp
  clang/test/OpenMP/task_member_call_codegen.cpp
  clang/test/OpenMP/task_target_device_codegen.c
  clang/test/OpenMP/taskloop_in_reduction_codegen.cpp
  clang/test/OpenMP/taskloop_simd_in_reduction_codegen.cpp
  clang/test/OpenMP/teams_distribute_parallel_for_reduction_task_codegen.cpp
  clang/test/OpenMP/teams_distribute_parallel_for_simd_collapse_codegen.cpp
  clang/test/OpenMP/teams_distribute_parallel_for_simd_proc_bind_codegen.cpp
  clang/test/OpenMP/teams_distribute_parallel_for_simd_reduction_codegen.cpp
  clang/test/OpenMP/teams_distribute_simd_codegen.cpp
  clang/test/OpenMP/teams_distribute_simd_collapse_codegen.cpp
  clang/test/OpenMP/teams_distribute_simd_reduction_codegen.cpp
  clang/test/utils/update_cc_test_checks/Inputs/basic-cplusplus.cpp.expected
  clang/test/utils/update_cc_test_checks/Inputs/check-attributes.cpp.funcattrs.expected
  clang/test/utils/update_cc_test_checks/Inputs/check-attributes.cpp.plain.expected
  clang/test/utils/update_cc_test_checks/Inputs/def-and-decl.c.expected
  clang/test/utils/update_cc_test_checks/Inputs/explicit-template-instantiation.cpp.expected
  clang/test/utils/update_cc_test_checks/Inputs/generated-funcs-regex.c.expected
  clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.generated.expected
  clang/test/utils/update_cc_test_checks/Inputs/generated-funcs.c.no-generated.expected
  clang/test/utils/update_cc_test_checks/Inputs/mangled_names.c.expected
  clang/test/utils/update_cc_test_checks/Inputs/mangled_names.c.funcsig.expected
  clang/test/utils/update_cc_test_checks/Inputs/resolve-tmp-conflict.cpp.expected