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author	Eli Friedman <efriedma@quicinc.com>
	Mon, 18 May 2020 18:29:11 +0000 (11:29 -0700)
committer	Eli Friedman <efriedma@quicinc.com>
	Wed, 20 May 2020 03:21:30 +0000 (20:21 -0700)
commit	62f3ef2b537335fde1c17363c9440618b6fefd6a
tree	0efa6f04dfd20982031f7f2a5b167ad60fdd82cc	tree \| snapshot
parent	78453e370547b8acd20093ab5d2fc18b7abc52a1	commit \| diff

[CGCall] Annotate references with "align" attribute.

If we're going to assume references are dereferenceable, we should also
assume they're aligned: otherwise, we can't actually dereference them.

See also D80072.

Differential Revision: https://reviews.llvm.org/D80166

141 files changed:

clang/lib/CodeGen/CGBuiltin.cpp		diff \| blob \| history
clang/lib/CodeGen/CGCall.cpp		diff \| blob \| history
clang/lib/CodeGen/CGClass.cpp		diff \| blob \| history
clang/lib/CodeGen/CGExpr.cpp		diff \| blob \| history
clang/lib/CodeGen/CGOpenMPRuntime.cpp		diff \| blob \| history
clang/lib/CodeGen/CGStmtOpenMP.cpp		diff \| blob \| history
clang/lib/CodeGen/CodeGenFunction.cpp		diff \| blob \| history
clang/lib/CodeGen/CodeGenFunction.h		diff \| blob \| history
clang/lib/CodeGen/CodeGenModule.cpp		diff \| blob \| history
clang/lib/CodeGen/CodeGenModule.h		diff \| blob \| history
clang/test/CXX/except/except.spec/p14-ir.cpp		diff \| blob \| history
clang/test/CodeGen/align_value.cpp		diff \| blob \| history
clang/test/CodeGen/pch-dllexport.cpp		diff \| blob \| history
clang/test/CodeGenCUDA/amdgpu-kernel-arg-pointer-type.cu		diff \| blob \| history
clang/test/CodeGenCXX/address-space-ref.cpp		diff \| blob \| history
clang/test/CodeGenCXX/amdgcn-func-arg.cpp		diff \| blob \| history
clang/test/CodeGenCXX/atomic-dllexport.cpp		diff \| blob \| history
clang/test/CodeGenCXX/attr-target-mv-member-funcs.cpp		diff \| blob \| history
clang/test/CodeGenCXX/blocks-cxx11.cpp		diff \| blob \| history
clang/test/CodeGenCXX/blocks.cpp		diff \| blob \| history
clang/test/CodeGenCXX/call-with-static-chain.cpp		diff \| blob \| history
clang/test/CodeGenCXX/catch-undef-behavior.cpp		diff \| blob \| history
clang/test/CodeGenCXX/conditional-gnu-ext.cpp		diff \| blob \| history
clang/test/CodeGenCXX/const-init-cxx11.cpp		diff \| blob \| history
clang/test/CodeGenCXX/constructor-direct-call.cpp		diff \| blob \| history
clang/test/CodeGenCXX/constructor-init.cpp		diff \| blob \| history
clang/test/CodeGenCXX/constructors.cpp		diff \| blob \| history
clang/test/CodeGenCXX/convert-to-fptr.cpp		diff \| blob \| history
clang/test/CodeGenCXX/copy-assign-synthesis-1.cpp		diff \| blob \| history
clang/test/CodeGenCXX/copy-constructor-elim-2.cpp		diff \| blob \| history
clang/test/CodeGenCXX/copy-constructor-synthesis-2.cpp		diff \| blob \| history
clang/test/CodeGenCXX/copy-constructor-synthesis.cpp		diff \| blob \| history
clang/test/CodeGenCXX/cxx11-initializer-aggregate.cpp		diff \| blob \| history
clang/test/CodeGenCXX/cxx11-thread-local-reference.cpp		diff \| blob \| history
clang/test/CodeGenCXX/cxx1y-variable-template-linkage.cpp		diff \| blob \| history
clang/test/CodeGenCXX/decl-ref-init.cpp		diff \| blob \| history
clang/test/CodeGenCXX/default-arg-temps.cpp		diff \| blob \| history
clang/test/CodeGenCXX/dereferenceable.cpp		diff \| blob \| history
clang/test/CodeGenCXX/derived-to-base-conv.cpp		diff \| blob \| history
clang/test/CodeGenCXX/devirtualize-virtual-function-calls-final.cpp		diff \| blob \| history
clang/test/CodeGenCXX/dllexport-members.cpp		diff \| blob \| history
clang/test/CodeGenCXX/dllexport.cpp		diff \| blob \| history
clang/test/CodeGenCXX/dllimport-members.cpp		diff \| blob \| history
clang/test/CodeGenCXX/dllimport.cpp		diff \| blob \| history
clang/test/CodeGenCXX/eh.cpp		diff \| blob \| history
clang/test/CodeGenCXX/empty-nontrivially-copyable.cpp		diff \| blob \| history
clang/test/CodeGenCXX/exceptions.cpp		diff \| blob \| history
clang/test/CodeGenCXX/ext-int.cpp		diff \| blob \| history
clang/test/CodeGenCXX/fastcall.cpp		diff \| blob \| history
clang/test/CodeGenCXX/goto.cpp		diff \| blob \| history
clang/test/CodeGenCXX/implicit-copy-assign-operator.cpp		diff \| blob \| history
clang/test/CodeGenCXX/implicit-copy-constructor.cpp		diff \| blob \| history
clang/test/CodeGenCXX/implicit-function-conversion.cpp		diff \| blob \| history
clang/test/CodeGenCXX/inheriting-constructor-cleanup.cpp		diff \| blob \| history
clang/test/CodeGenCXX/mangle-lambdas.cpp		diff \| blob \| history
clang/test/CodeGenCXX/mangle-win-ccs.cpp		diff \| blob \| history
clang/test/CodeGenCXX/mangle.cpp		diff \| blob \| history
clang/test/CodeGenCXX/matrix-type.cpp		diff \| blob \| history
clang/test/CodeGenCXX/microsoft-abi-sret-and-byval.cpp		diff \| blob \| history
clang/test/CodeGenCXX/microsoft-abi-static-initializers.cpp		diff \| blob \| history
clang/test/CodeGenCXX/nrvo.cpp		diff \| blob \| history
clang/test/CodeGenCXX/pod-member-memcpys.cpp		diff \| blob \| history
clang/test/CodeGenCXX/pointers-to-data-members.cpp		diff \| blob \| history
clang/test/CodeGenCXX/pr28360.cpp		diff \| blob \| history
clang/test/CodeGenCXX/reference-cast.cpp		diff \| blob \| history
clang/test/CodeGenCXX/regcall.cpp		diff \| blob \| history
clang/test/CodeGenCXX/rvalue-references.cpp		diff \| blob \| history
clang/test/CodeGenCXX/stack-reuse-miscompile.cpp		diff \| blob \| history
clang/test/CodeGenCXX/static-init.cpp		diff \| blob \| history
clang/test/CodeGenCXX/stmtexpr.cpp		diff \| blob \| history
clang/test/CodeGenCXX/temporaries.cpp		diff \| blob \| history
clang/test/CodeGenCXX/throw-expressions.cpp		diff \| blob \| history
clang/test/CodeGenCXX/thunks.cpp		diff \| blob \| history
clang/test/CodeGenCXX/trivial_abi.cpp		diff \| blob \| history
clang/test/CodeGenCXX/volatile.cpp		diff \| blob \| history
clang/test/CodeGenCXX/wasm-args-returns.cpp		diff \| blob \| history
clang/test/CodeGenCoroutines/coro-alloc.cpp		diff \| blob \| history
clang/test/CodeGenCoroutines/coro-await.cpp		diff \| blob \| history
clang/test/CodeGenCoroutines/coro-params.cpp		diff \| blob \| history
clang/test/CodeGenObjC/return-objc-object.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/arc-blocks.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/arc-move.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/arc-special-member-functions.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/implicit-copy-assign-operator.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/implicit-copy-constructor.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/lambda-expressions.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/lvalue-reference-getter.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/message-reference.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/objc-struct-cxx-abi.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/objc-weak.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/property-dot-reference.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/property-lvalue-capture.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/property-object-reference-2.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/property-objects.mm		diff \| blob \| history
clang/test/CodeGenObjCXX/property-reference.mm		diff \| blob \| history
clang/test/CodeGenOpenCLCXX/addrspace-of-this.cl		diff \| blob \| history
clang/test/CodeGenOpenCLCXX/addrspace-references.cl		diff \| blob \| history
clang/test/Modules/templates.mm		diff \| blob \| history
clang/test/OpenMP/atomic_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/declare_reduction_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/declare_target_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/declare_target_codegen_globalization.cpp		diff \| blob \| history
clang/test/OpenMP/declare_target_link_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/distribute_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/distribute_simd_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/for_firstprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/for_lastprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/for_linear_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/for_reduction_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/for_reduction_codegen_UDR.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_data_sharing.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_declare_target_var_ctor_dtor_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_distribute_parallel_generic_mode_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_lambda_capturing.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_parallel_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_target_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_target_teams_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_target_teams_distribute_parallel_for_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_target_teams_distribute_parallel_for_generic_mode_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/nvptx_teams_reduction_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/openmp_offload_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/ordered_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_copyin_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_firstprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_for_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_for_linear_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_master_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_master_taskloop_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_master_taskloop_simd_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/parallel_reduction_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/sections_firstprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/sections_lastprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/sections_reduction_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/single_firstprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/target_codegen_global_capture.cpp		diff \| blob \| history
clang/test/OpenMP/target_firstprivate_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/target_parallel_debug_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/target_parallel_for_debug_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/target_teams_codegen.cpp		diff \| blob \| history
clang/test/OpenMP/teams_firstprivate_codegen.cpp		diff \| blob \| history

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