//
// The LLVM Compiler Infrastructure
//
-// This file was developed by James M. Laskey and is distributed under the
-// University of Illinois Open Source License. See LICENSE.TXT for details.
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file contains constants used for implementing Dwarf debug support. For
// Details on the Dwarf 3 specfication see DWARF Debugging Information Format
// V.3 reference manual http://dwarf.freestandards.org ,
-//
+//
//===----------------------------------------------------------------------===//
#ifndef LLVM_SUPPORT_DWARF_H
#define LLVM_SUPPORT_DWARF_H
-#include "llvm/System/IncludeFile.h"
+#include "llvm/Support/DataTypes.h"
namespace llvm {
+//===----------------------------------------------------------------------===//
+// Debug info constants.
+
+enum {
+ LLVMDebugVersion = (12 << 16), // Current version of debug information.
+ LLVMDebugVersion11 = (11 << 16), // Constant for version 11.
+ LLVMDebugVersion10 = (10 << 16), // Constant for version 10.
+ LLVMDebugVersion9 = (9 << 16), // Constant for version 9.
+ LLVMDebugVersion8 = (8 << 16), // Constant for version 8.
+ LLVMDebugVersion7 = (7 << 16), // Constant for version 7.
+ LLVMDebugVersion6 = (6 << 16), // Constant for version 6.
+ LLVMDebugVersion5 = (5 << 16), // Constant for version 5.
+ LLVMDebugVersion4 = (4 << 16), // Constant for version 4.
+ LLVMDebugVersionMask = 0xffff0000 // Mask for version number.
+};
+
namespace dwarf {
//===----------------------------------------------------------------------===//
-// Dwarf constants as gleaned from the DWARF Debugging Information Format V.3
-// reference manual http://dwarf.freestandards.org .
+// Dwarf constants as gleaned from the DWARF Debugging Information Format V.4
+// reference manual http://dwarf.freestandards.org.
//
// Do not mix the following two enumerations sets. DW_TAG_invalid changes the
// enumeration base type.
-enum llvm_dwarf_constants {
+enum LLVMConstants {
// llvm mock tags
- DW_TAG_invalid = ~0U, // Tag for invalid results.
-
- DW_TAG_anchor = 0, // Tag for descriptor anchors.
- DW_TAG_auto_variable = 0x100, // Tag for local (auto) variables.
- DW_TAG_arg_variable = 0x101, // Tag for argument variables.
- DW_TAG_return_variable = 0x102, // Tag for return variables.
-
- DW_TAG_vector_type = 0x103, // Tag for vector types.
-
- DW_TAG_user_base = 0x1000, // Recommended base for user tags.
-
- DW_CIE_VERSION = 1, // Common frame information version.
- DW_CIE_ID = 0xffffffff // Common frame information mark.
+ DW_TAG_invalid = ~0U, // Tag for invalid results.
+
+ DW_TAG_auto_variable = 0x100, // Tag for local (auto) variables.
+ DW_TAG_arg_variable = 0x101, // Tag for argument variables.
+
+ DW_TAG_user_base = 0x1000, // Recommended base for user tags.
+
+ DWARF_VERSION = 4, // Default dwarf version we output.
+ DW_CIE_VERSION = 1, // Common frame information version.
+ DW_PUBTYPES_VERSION = 2, // Section version number for .debug_pubtypes.
+ DW_PUBNAMES_VERSION = 2 // Section version number for .debug_pubnames.
};
-enum dwarf_constants {
- DWARF_VERSION = 2,
-
+// Special ID values that distinguish a CIE from a FDE in DWARF CFI.
+// Not inside an enum because a 64-bit value is needed.
+const uint32_t DW_CIE_ID = UINT32_MAX;
+const uint64_t DW64_CIE_ID = UINT64_MAX;
+
+enum Constants {
// Tags
DW_TAG_array_type = 0x01,
DW_TAG_class_type = 0x02,
DW_TAG_imported_unit = 0x3d,
DW_TAG_condition = 0x3f,
DW_TAG_shared_type = 0x40,
+ DW_TAG_type_unit = 0x41,
+ DW_TAG_rvalue_reference_type = 0x42,
+ DW_TAG_template_alias = 0x43,
+ DW_TAG_MIPS_loop = 0x4081,
+ DW_TAG_format_label = 0x4101,
+ DW_TAG_function_template = 0x4102,
+ DW_TAG_class_template = 0x4103,
+ DW_TAG_GNU_template_template_param = 0x4106,
+ DW_TAG_GNU_template_parameter_pack = 0x4107,
+ DW_TAG_GNU_formal_parameter_pack = 0x4108,
DW_TAG_lo_user = 0x4080,
+ DW_TAG_APPLE_property = 0x4200,
DW_TAG_hi_user = 0xffff,
// Children flag
DW_AT_elemental = 0x66,
DW_AT_pure = 0x67,
DW_AT_recursive = 0x68,
+ DW_AT_signature = 0x69,
+ DW_AT_main_subprogram = 0x6a,
+ DW_AT_data_bit_offset = 0x6b,
+ DW_AT_const_expr = 0x6c,
+ DW_AT_enum_class = 0x6d,
+ DW_AT_linkage_name = 0x6e,
+
+ DW_AT_lo_user = 0x2000,
+ DW_AT_hi_user = 0x3fff,
+
+ DW_AT_MIPS_loop_begin = 0x2002,
+ DW_AT_MIPS_tail_loop_begin = 0x2003,
+ DW_AT_MIPS_epilog_begin = 0x2004,
+ DW_AT_MIPS_loop_unroll_factor = 0x2005,
+ DW_AT_MIPS_software_pipeline_depth = 0x2006,
DW_AT_MIPS_linkage_name = 0x2007,
- DW_AT_sf_names = 0x2101,
+ DW_AT_MIPS_stride = 0x2008,
+ DW_AT_MIPS_abstract_name = 0x2009,
+ DW_AT_MIPS_clone_origin = 0x200a,
+ DW_AT_MIPS_has_inlines = 0x200b,
+ DW_AT_MIPS_stride_byte = 0x200c,
+ DW_AT_MIPS_stride_elem = 0x200d,
+ DW_AT_MIPS_ptr_dopetype = 0x200e,
+ DW_AT_MIPS_allocatable_dopetype = 0x200f,
+ DW_AT_MIPS_assumed_shape_dopetype = 0x2010,
+
+ // This one appears to have only been implemented by Open64 for
+ // fortran and may conflict with other extensions.
+ DW_AT_MIPS_assumed_size = 0x2011,
+
+ // GNU extensions
+ DW_AT_sf_names = 0x2101,
DW_AT_src_info = 0x2102,
DW_AT_mac_info = 0x2103,
DW_AT_src_coords = 0x2104,
DW_AT_body_begin = 0x2105,
DW_AT_body_end = 0x2106,
DW_AT_GNU_vector = 0x2107,
- DW_AT_lo_user = 0x2000,
- DW_AT_hi_user = 0x3fff,
-
+ DW_AT_GNU_template_name = 0x2110,
+
+ DW_AT_GNU_odr_signature = 0x210f,
+
+ // Extensions for Fission proposal.
+ DW_AT_GNU_dwo_name = 0x2130,
+ DW_AT_GNU_dwo_id = 0x2131,
+ DW_AT_GNU_ranges_base = 0x2132,
+ DW_AT_GNU_addr_base = 0x2133,
+ DW_AT_GNU_pubnames = 0x2134,
+ DW_AT_GNU_pubtypes = 0x2135,
+
+ // Apple extensions.
+ DW_AT_APPLE_optimized = 0x3fe1,
+ DW_AT_APPLE_flags = 0x3fe2,
+ DW_AT_APPLE_isa = 0x3fe3,
+ DW_AT_APPLE_block = 0x3fe4,
+ DW_AT_APPLE_major_runtime_vers = 0x3fe5,
+ DW_AT_APPLE_runtime_class = 0x3fe6,
+ DW_AT_APPLE_omit_frame_ptr = 0x3fe7,
+ DW_AT_APPLE_property_name = 0x3fe8,
+ DW_AT_APPLE_property_getter = 0x3fe9,
+ DW_AT_APPLE_property_setter = 0x3fea,
+ DW_AT_APPLE_property_attribute = 0x3feb,
+ DW_AT_APPLE_objc_complete_type = 0x3fec,
+ DW_AT_APPLE_property = 0x3fed,
+
// Attribute form encodings
DW_FORM_addr = 0x01,
DW_FORM_block2 = 0x03,
DW_FORM_ref8 = 0x14,
DW_FORM_ref_udata = 0x15,
DW_FORM_indirect = 0x16,
+ DW_FORM_sec_offset = 0x17,
+ DW_FORM_exprloc = 0x18,
+ DW_FORM_flag_present = 0x19,
+ DW_FORM_ref_sig8 = 0x20,
+
+ // Extensions for Fission proposal
+ DW_FORM_GNU_addr_index = 0x1f01,
+ DW_FORM_GNU_str_index = 0x1f02,
// Operation encodings
DW_OP_addr = 0x03,
DW_OP_ne = 0x2e,
DW_OP_lit0 = 0x30,
DW_OP_lit1 = 0x31,
+ DW_OP_lit2 = 0x32,
+ DW_OP_lit3 = 0x33,
+ DW_OP_lit4 = 0x34,
+ DW_OP_lit5 = 0x35,
+ DW_OP_lit6 = 0x36,
+ DW_OP_lit7 = 0x37,
+ DW_OP_lit8 = 0x38,
+ DW_OP_lit9 = 0x39,
+ DW_OP_lit10 = 0x3a,
+ DW_OP_lit11 = 0x3b,
+ DW_OP_lit12 = 0x3c,
+ DW_OP_lit13 = 0x3d,
+ DW_OP_lit14 = 0x3e,
+ DW_OP_lit15 = 0x3f,
+ DW_OP_lit16 = 0x40,
+ DW_OP_lit17 = 0x41,
+ DW_OP_lit18 = 0x42,
+ DW_OP_lit19 = 0x43,
+ DW_OP_lit20 = 0x44,
+ DW_OP_lit21 = 0x45,
+ DW_OP_lit22 = 0x46,
+ DW_OP_lit23 = 0x47,
+ DW_OP_lit24 = 0x48,
+ DW_OP_lit25 = 0x49,
+ DW_OP_lit26 = 0x4a,
+ DW_OP_lit27 = 0x4b,
+ DW_OP_lit28 = 0x4c,
+ DW_OP_lit29 = 0x4d,
+ DW_OP_lit30 = 0x4e,
DW_OP_lit31 = 0x4f,
DW_OP_reg0 = 0x50,
DW_OP_reg1 = 0x51,
+ DW_OP_reg2 = 0x52,
+ DW_OP_reg3 = 0x53,
+ DW_OP_reg4 = 0x54,
+ DW_OP_reg5 = 0x55,
+ DW_OP_reg6 = 0x56,
+ DW_OP_reg7 = 0x57,
+ DW_OP_reg8 = 0x58,
+ DW_OP_reg9 = 0x59,
+ DW_OP_reg10 = 0x5a,
+ DW_OP_reg11 = 0x5b,
+ DW_OP_reg12 = 0x5c,
+ DW_OP_reg13 = 0x5d,
+ DW_OP_reg14 = 0x5e,
+ DW_OP_reg15 = 0x5f,
+ DW_OP_reg16 = 0x60,
+ DW_OP_reg17 = 0x61,
+ DW_OP_reg18 = 0x62,
+ DW_OP_reg19 = 0x63,
+ DW_OP_reg20 = 0x64,
+ DW_OP_reg21 = 0x65,
+ DW_OP_reg22 = 0x66,
+ DW_OP_reg23 = 0x67,
+ DW_OP_reg24 = 0x68,
+ DW_OP_reg25 = 0x69,
+ DW_OP_reg26 = 0x6a,
+ DW_OP_reg27 = 0x6b,
+ DW_OP_reg28 = 0x6c,
+ DW_OP_reg29 = 0x6d,
+ DW_OP_reg30 = 0x6e,
DW_OP_reg31 = 0x6f,
DW_OP_breg0 = 0x70,
DW_OP_breg1 = 0x71,
+ DW_OP_breg2 = 0x72,
+ DW_OP_breg3 = 0x73,
+ DW_OP_breg4 = 0x74,
+ DW_OP_breg5 = 0x75,
+ DW_OP_breg6 = 0x76,
+ DW_OP_breg7 = 0x77,
+ DW_OP_breg8 = 0x78,
+ DW_OP_breg9 = 0x79,
+ DW_OP_breg10 = 0x7a,
+ DW_OP_breg11 = 0x7b,
+ DW_OP_breg12 = 0x7c,
+ DW_OP_breg13 = 0x7d,
+ DW_OP_breg14 = 0x7e,
+ DW_OP_breg15 = 0x7f,
+ DW_OP_breg16 = 0x80,
+ DW_OP_breg17 = 0x81,
+ DW_OP_breg18 = 0x82,
+ DW_OP_breg19 = 0x83,
+ DW_OP_breg20 = 0x84,
+ DW_OP_breg21 = 0x85,
+ DW_OP_breg22 = 0x86,
+ DW_OP_breg23 = 0x87,
+ DW_OP_breg24 = 0x88,
+ DW_OP_breg25 = 0x89,
+ DW_OP_breg26 = 0x8a,
+ DW_OP_breg27 = 0x8b,
+ DW_OP_breg28 = 0x8c,
+ DW_OP_breg29 = 0x8d,
+ DW_OP_breg30 = 0x8e,
DW_OP_breg31 = 0x8f,
DW_OP_regx = 0x90,
DW_OP_fbreg = 0x91,
DW_OP_call_ref = 0x9a,
DW_OP_form_tls_address = 0x9b,
DW_OP_call_frame_cfa = 0x9c,
+ DW_OP_bit_piece = 0x9d,
+ DW_OP_implicit_value = 0x9e,
+ DW_OP_stack_value = 0x9f,
DW_OP_lo_user = 0xe0,
DW_OP_hi_user = 0xff,
+ // Extensions for Fission proposal.
+ DW_OP_GNU_addr_index = 0xfb,
+ DW_OP_GNU_const_index = 0xfc,
+
// Encoding attribute values
DW_ATE_address = 0x01,
DW_ATE_boolean = 0x02,
DW_ATE_signed_fixed = 0x0d,
DW_ATE_unsigned_fixed = 0x0e,
DW_ATE_decimal_float = 0x0f,
+ DW_ATE_UTF = 0x10,
DW_ATE_lo_user = 0x80,
DW_ATE_hi_user = 0xff,
DW_ACCESS_protected = 0x02,
DW_ACCESS_private = 0x03,
- // Visibility codes
+ // Visibility codes
DW_VIS_local = 0x01,
DW_VIS_exported = 0x02,
DW_VIS_qualified = 0x03,
DW_VIRTUALITY_none = 0x00,
DW_VIRTUALITY_virtual = 0x01,
DW_VIRTUALITY_pure_virtual = 0x02,
-
+
// Language names
DW_LANG_C89 = 0x0001,
DW_LANG_C = 0x0002,
DW_LANG_ObjC_plus_plus = 0x0011,
DW_LANG_UPC = 0x0012,
DW_LANG_D = 0x0013,
+ DW_LANG_Python = 0x0014,
DW_LANG_lo_user = 0x8000,
+ DW_LANG_Mips_Assembler = 0x8001,
DW_LANG_hi_user = 0xffff,
-
+
// Identifier case codes
DW_ID_case_sensitive = 0x00,
DW_ID_up_case = 0x01,
DW_INL_declared_not_inlined = 0x02,
DW_INL_declared_inlined = 0x03,
- // Array ordering
+ // Array ordering
DW_ORD_row_major = 0x00,
DW_ORD_col_major = 0x01,
DW_DSC_range = 0x01,
// Line Number Standard Opcode Encodings
+ DW_LNS_extended_op = 0x00,
DW_LNS_copy = 0x01,
DW_LNS_advance_pc = 0x02,
DW_LNS_advance_line = 0x03,
DW_LNE_end_sequence = 0x01,
DW_LNE_set_address = 0x02,
DW_LNE_define_file = 0x03,
+ DW_LNE_set_discriminator = 0x04,
DW_LNE_lo_user = 0x80,
DW_LNE_hi_user = 0xff,
// Call frame instruction encodings
DW_CFA_extended = 0x00,
+ DW_CFA_nop = 0x00,
DW_CFA_advance_loc = 0x40,
DW_CFA_offset = 0x80,
DW_CFA_restore = 0xc0,
DW_CFA_val_offset = 0x14,
DW_CFA_val_offset_sf = 0x15,
DW_CFA_val_expression = 0x16,
+ DW_CFA_MIPS_advance_loc8 = 0x1d,
+ DW_CFA_GNU_window_save = 0x2d,
+ DW_CFA_GNU_args_size = 0x2e,
DW_CFA_lo_user = 0x1c,
- DW_CFA_hi_user = 0x3f
+ DW_CFA_hi_user = 0x3f,
+
+ DW_EH_PE_absptr = 0x00,
+ DW_EH_PE_omit = 0xff,
+ DW_EH_PE_uleb128 = 0x01,
+ DW_EH_PE_udata2 = 0x02,
+ DW_EH_PE_udata4 = 0x03,
+ DW_EH_PE_udata8 = 0x04,
+ DW_EH_PE_sleb128 = 0x09,
+ DW_EH_PE_sdata2 = 0x0A,
+ DW_EH_PE_sdata4 = 0x0B,
+ DW_EH_PE_sdata8 = 0x0C,
+ DW_EH_PE_signed = 0x08,
+ DW_EH_PE_pcrel = 0x10,
+ DW_EH_PE_textrel = 0x20,
+ DW_EH_PE_datarel = 0x30,
+ DW_EH_PE_funcrel = 0x40,
+ DW_EH_PE_aligned = 0x50,
+ DW_EH_PE_indirect = 0x80,
+
+ // Apple Objective-C Property Attributes
+ DW_APPLE_PROPERTY_readonly = 0x01,
+ DW_APPLE_PROPERTY_readwrite = 0x02,
+ DW_APPLE_PROPERTY_assign = 0x04,
+ DW_APPLE_PROPERTY_retain = 0x08,
+ DW_APPLE_PROPERTY_copy = 0x10,
+ DW_APPLE_PROPERTY_nonatomic = 0x20
};
/// TagString - Return the string for the specified tag.
/// LNStandardString - Return the string for the specified line number standard.
///
const char *LNStandardString(unsigned Standard);
-
+
/// LNExtendedString - Return the string for the specified line number extended
/// opcode encodings.
const char *LNExtendedString(unsigned Encoding);
/// encodings.
const char *CallFrameString(unsigned Encoding);
+// Constants for the DWARF5 Accelerator Table Proposal
+enum AcceleratorTable {
+ // Data layout descriptors.
+ DW_ATOM_null = 0u, // Marker as the end of a list of atoms.
+ DW_ATOM_die_offset = 1u, // DIE offset in the debug_info section.
+ DW_ATOM_cu_offset = 2u, // Offset of the compile unit header that contains the
+ // item in question.
+ DW_ATOM_die_tag = 3u, // A tag entry.
+ DW_ATOM_type_flags = 4u, // Set of flags for a type.
+
+ // DW_ATOM_type_flags values.
+
+ // Always set for C++, only set for ObjC if this is the @implementation for a
+ // class.
+ DW_FLAG_type_implementation = 2u,
+
+ // Hash functions.
+
+ // Daniel J. Bernstein hash.
+ DW_hash_function_djb = 0u
+};
+
+/// AtomTypeString - Return the string for the specified Atom type.
+const char *AtomTypeString(unsigned Atom);
+
+// Constants for the GNU pubnames/pubtypes extensions supporting gdb index.
+enum GDBIndex {
+ // Special value to indicate no attributes are present.
+ GDB_INDEX_SYMBOL_KIND_NONE = 0,
+ GDB_INDEX_SYMBOL_KIND_TYPE = 1,
+ GDB_INDEX_SYMBOL_KIND_VARIABLE = 2,
+ GDB_INDEX_SYMBOL_KIND_FUNCTION = 3,
+ GDB_INDEX_SYMBOL_KIND_OTHER = 4,
+ // 3 unused bits.
+ GDB_INDEX_SYMBOL_KIND_UNUSED5 = 5,
+ GDB_INDEX_SYMBOL_KIND_UNUSED6 = 6,
+ GDB_INDEX_SYMBOL_KIND_UNUSED7 = 7
+};
+
+/// GDBIndexTypeString - Return the string for the specified index type.
+const char *GDBIndexTypeString(unsigned Kind);
+
} // End of namespace dwarf
} // End of namespace llvm
-FORCE_DEFINING_FILE_TO_BE_LINKED(SupportDwarf)
-
#endif
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