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TBLGEN(1) LLVM TBLGEN(1)
NAME
tblgen - Description to C++ Code
SYNOPSIS
clang-tblgen [options] [filename]
lldb-tblgen [options] [filename]
llvm-tblgen [options] [filename]
mlir-tblgen [options] [filename]
DESCRIPTION
*-tblgen is a family of programs that translates target description
(.td) files into C++ code and other output formats. Most users of LLVM
will not need to use this program. It is used only for writing parts of
the compiler, debugger, and LLVM target backends.
The details of the input and output of the *-tblgen programs is beyond
the scope of this short introduction; please see the TableGen Overview
for an introduction and for references to additional TableGen
documents.
The filename argument specifies the name of the Target Description
(.td) file that TableGen processes.
OPTIONS
General Options
-help Print a description of the command line options.
-help-list
Print a description of the command line options in a simple list
format.
-D=macroname
Specify the name of a macro to be defined. The name is defined,
but it has no particular value.
-d=filename
Specify the name of the dependency filename.
-debug Enable debug output.
-dump-json
Print a JSON representation of all records, suitable for further
automated processing.
-I directory
Specify where to find other target description files for
inclusion. The directory value should be a full or partial path
to a directory that contains target description files.
-null-backend
Parse the source files and build the records, but do not run any
backend. This is useful for timing the frontend.
-print-detailed-records
Print a detailed report of all global variables, classes, and
records to standard output.
-stats Print a report with any statistics collected by the backend.
-time-phases
Time the parser and backend phases and print a report.
-version
Show the version number of the program.
-write-if-changed
Write the output file only if it is new or has changed.
clang-tblgen Options
-gen-clang-attr-classes
Generate Clang attribute clases.
-gen-clang-attr-parser-string-switches
Generate all parser-related attribute string switches.
-gen-clang-attr-subject-match-rules-parser-string-switches
Generate all parser-related attribute subject match rule string
switches.
-gen-clang-attr-impl
Generate Clang attribute implementations.
-gen-clang-attr-list"
Generate a Clang attribute list.
-gen-clang-attr-subject-match-rule-list
Generate a Clang attribute subject match rule list.
-gen-clang-attr-pch-read
Generate Clang PCH attribute reader.
-gen-clang-attr-pch-write
Generate Clang PCH attribute writer.
-gen-clang-attr-has-attribute-impl
Generate a Clang attribute spelling list.
-gen-clang-attr-spelling-index
Generate a Clang attribute spelling index.
-gen-clang-attr-ast-visitor
Generate a recursive AST visitor for Clang attributes.
-gen-clang-attr-template-instantiate
Generate a Clang template instantiate code.
-gen-clang-attr-parsed-attr-list
Generate a Clang parsed attribute list.
-gen-clang-attr-parsed-attr-impl
-gen-clang-attr-node-traverse
Generate Clang attribute traverser.
-gen-clang-diags-defs
Generate Clang diagnostics definitions.
-clang-component component
Only use warnings from specified component.
-gen-clang-diag-groups
Generate Clang diagnostic groups.
-gen-clang-diags-index-name
Generate Clang diagnostic name index.
-gen-clang-basic-reader
Generate Clang BasicReader classes.
-gen-clang-basic-writer
Generate Clang BasicWriter classes.
-gen-clang-comment-nodes
Generate Clang AST comment nodes.
-gen-clang-decl-nodes
Generate Clang AST declaration nodes.
-gen-clang-stmt-nodes
Generate Clang AST statement nodes.
-gen-clang-type-nodes
Generate Clang AST type nodes.
-gen-clang-type-reader
Generate Clang AbstractTypeReader class.
-gen-clang-type-writer
Generate Clang AbstractTypeWriter class.
-gen-clang-opcodes
Generate Clang constexpr interpreter opcodes.
-gen-clang-sa-checkers
Generate Clang static analyzer checkers.
-gen-clang-comment-html-tags
Generate efficient matchers for HTML tag names that are used in
documentation comments.
-gen-clang-comment-html-tags-properties
Generate efficient matchers for HTML tag properties.
-gen-clang-comment-html-named-character-references
Generate function to translate named character references to
UTF-8 sequences.
-gen-clang-comment-command-info
Generate command properties for commands that are used in
Generate OpenCL builtin declaration handlers.
-gen-arm-neon
Generate arm_neon.h for Clang.
-gen-arm-fp16
Generate arm_fp16.h for Clang.
-gen-arm-bf16
Generate arm_bf16.h for Clang.
-gen-arm-neon-sema
Generate ARM NEON sema support for Clang.
-gen-arm-neon-test
Generate ARM NEON tests for Clang.
-gen-arm-sve-header
Generate arm_sve.h for Clang.
-gen-arm-sve-builtins
Generate arm_sve_builtins.inc for Clang.
-gen-arm-sve-builtin-codegen
Generate arm_sve_builtin_cg_map.inc for Clang.
-gen-arm-sve-typeflags
Generate arm_sve_typeflags.inc for Clang.
-gen-arm-sve-sema-rangechecks
Generate arm_sve_sema_rangechecks.inc for Clang.
-gen-arm-mve-header
Generate arm_mve.h for Clang.
-gen-arm-mve-builtin-def
Generate ARM MVE builtin definitions for Clang.
-gen-arm-mve-builtin-sema
Generate ARM MVE builtin sema checks for Clang.
-gen-arm-mve-builtin-codegen
Generate ARM MVE builtin code-generator for Clang.
-gen-arm-mve-builtin-aliases
Generate list of valid ARM MVE builtin aliases for Clang.
-gen-arm-cde-header
Generate arm_cde.h for Clang.
-gen-arm-cde-builtin-def
Generate ARM CDE builtin definitions for Clang.
-gen-arm-cde-builtin-sema
Generate ARM CDE builtin sema checks for Clang.
-gen-arm-cde-builtin-codegen
Generate ARM CDE builtin code-generator for Clang.
Generate riscv_vector_builtins.inc for Clang.
-gen-riscv-vector-builtin-codegen
Generate riscv_vector_builtin_cg.inc for Clang.
-gen-attr-docs
Generate attribute documentation.
-gen-diag-docs
Generate diagnostic documentation.
-gen-opt-docs
Generate option documentation.
-gen-clang-data-collectors
Generate data collectors for AST nodes.
-gen-clang-test-pragma-attribute-supported-attributes
Generate a list of attributes supported by #pragma Clang
attribute for testing purposes.
lldb-tblgen Options
gen-lldb-option-defs
Generate lldb OptionDefinition values.
gen-lldb-property-defs
Generate lldb PropertyDefinition values.
gen-lldb-property-enum-defs
Generate lldb PropertyDefinition enum values.
llvm-tblgen Options
-gen-asm-matcher
Generate assembly instruction matcher.
-match-prefix=prefix
Make -gen-asm-matcher match only instructions with the given
prefix.
-gen-asm-parser
Generate assembly instruction parser.
-asmparsernum=n
Make -gen-asm-parser emit assembly parser number n.
-gen-asm-writer
Generate assembly writer.
-asmwriternum=n
Make -gen-asm-writer emit assembly writer number n.
-gen-attrs
Generate attributes.
-gen-automata
Generate generic automata.
Generate ctags-compatible index.
-gen-dag-isel
Generate a DAG (directed acyclic graph) instruction selector.
-instrument-coverage
Make -gen-dag-isel generate tables to help identify the patterns
matched.
-omit-comments
Make -gen-dag-isel omit comments. The default is false.
-gen-dfa-packetizer
Generate DFA Packetizer for VLIW targets.
-gen-directive-decl
Generate directive related declaration code (header file).
-gen-directive-gen
Generate directive related implementation code part.
-gen-directive-impl
Generate directive related implementation code.
-gen-disassembler
Generate disassembler.
-gen-emitter
Generate machine code emitter.
-gen-exegesis
Generate llvm-exegesis tables.
-gen-fast-isel
Generate a "fast" instruction selector.
-gen-global-isel
Generate GlobalISel selector.
-gisel-coverage-file=filename
Specify the file from which to retrieve coverage information.
-instrument-gisel-coverage
Make -gen-global-isel generate coverage instrumentation.
-optimize-match-table
Make -gen-global-isel generate an optimized version of the match
table.
-warn-on-skipped-patterns
Make -gen-global-isel explain why a pattern was skipped for
inclusion.
-gen-global-isel-combiner
Generate GlobalISel combiner.
-combiners=list
Make -gen-global-isel-combiner emit the specified combiners.
-gicombiner-stop-after-parse
Make -gen-global-isel-combiner stop processing after parsing
rules and dump state.
-gen-instr-info
Generate instruction descriptions.
-gen-instr-docs
Generate instruction documentation.
-gen-intrinsic-enums
Generate intrinsic enums.
-intrinsic-prefix=prefix
Make -gen-intrinsic-enums generate intrinsics with this target
prefix.
-gen-intrinsic-impl
Generate intrinsic information.
-gen-opt-parser-defs
Generate options definitions.
-gen-opt-rst
Generate option RST.
-gen-pseudo-lowering
Generate pseudo instruction lowering.
-gen-register-bank
Generate register bank descriptions.
-gen-register-info
Generate registers and register classes info.
-register-info-debug
Make -gen-register-info dump register information for debugging.
-gen-searchable-tables
Generate generic searchable tables. See TableGen BackEnds for a
detailed description.
-gen-subtarget
Generate subtarget enumerations.
-gen-x86-EVEX2VEX-tables
Generate X86 EVEX to VEX compress tables.
-gen-x86-fold-tables
Generate X86 fold tables.
-long-string-literals
When emitting large string tables, prefer string literals over
comma-separated char literals. This can be a readability and
compile-time performance win, but upsets some compilers.
-print-enums
Print enumeration values for a class.
mlir-tblgen Options
-gen-avail-interface-decls
Generate availability interface declarations.
-gen-avail-interface-defs
Generate op interface definitions.
-gen-dialect-doc
Generate dialect documentation.
-dialect
The dialect to generate.
-gen-directive-decl
Generate declarations for directives (OpenMP, etc.).
-gen-enum-decls
Generate enum utility declarations.
-gen-enum-defs
Generate enum utility definitions.
-gen-enum-from-llvmir-conversions
Generate conversions of EnumAttrs from LLVM IR.
-gen-enum-to-llvmir-conversions
Generate conversions of EnumAttrs to LLVM IR.
-gen-llvmir-conversions
Generate LLVM IR conversions.
-gen-llvmir-intrinsics
Generate LLVM IR intrinsics.
-llvmir-intrinsics-filter
Only keep the intrinsics with the specified substring in their
record name.
-dialect-opclass-base
The base class for the ops in the dialect we are to emit.
-gen-op-decls
Generate operation declarations.
-gen-op-defs
Generate operation definitions.
-asmformat-error-is-fatal
Emit a fatal error if format parsing fails.
-op-exclude-regex
Regular expression of name of ops to exclude (no filter if
empty).
-op-include-regex
Regular expression of name of ops to include (no filter if
empty).
-name namestring
The name of this group of passes.
-gen-pass-doc
Generate pass documentation.
-gen-rewriters
Generate pattern rewriters.
-gen-spirv-avail-impls
Generate SPIR-V operation utility definitions.
-gen-spirv-capability-implication
Generate utility function to return implied capabilities for a
given capability.
-gen-spirv-enum-avail-decls
Generate SPIR-V enum availability declarations.
-gen-spirv-enum-avail-defs
Generate SPIR-V enum availability definitions.
-gen-spirv-op-utils
Generate SPIR-V operation utility definitions.
-gen-spirv-serialization
Generate SPIR-V (de)serialization utilities and functions.
-gen-struct-attr-decls
Generate struct utility declarations.
-gen-struct-attr-defs
Generate struct utility definitions.
-gen-typedef-decls
Generate TypeDef declarations.
-gen-typedef-defs
Generate TypeDef definitions.
-typedefs-dialect name
Generate types for this dialect.
EXIT STATUS
If *-tblgen succeeds, it will exit with 0. Otherwise, if an error
occurs, it will exit with a non-zero value.
AUTHOR
Maintained by the LLVM Team (https://llvm.org/).
COPYRIGHT
2003-2023, LLVM Project
15 2023-12-15 TBLGEN(1)