It's not necessary to do rounding for alloca operations when the requested
alignment is equal to the stack alignment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Support/Dwarf.cpp b/lib/Support/Dwarf.cpp
new file mode 100644
index 0000000..572ba19
--- /dev/null
+++ b/lib/Support/Dwarf.cpp
@@ -0,0 +1,586 @@
+//===-- llvm/Support/Dwarf.cpp - Dwarf Framework ----------------*- C++ -*-===//
+//
+// 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 contains support for generic dwarf information.
+//
+//===----------------------------------------------------------------------===//
+
+#include "llvm/Support/Dwarf.h"
+#include "llvm/System/IncludeFile.h"
+
+#include <cassert>
+
+namespace llvm {
+
+namespace dwarf {
+
+/// TagString - Return the string for the specified tag.
+///
+const char *TagString(unsigned Tag) {
+ switch(Tag) {
+ case DW_TAG_array_type: return "TAG_array_type";
+ case DW_TAG_class_type: return "TAG_class_type";
+ case DW_TAG_entry_point: return "TAG_entry_point";
+ case DW_TAG_enumeration_type: return "TAG_enumeration_type";
+ case DW_TAG_formal_parameter: return "TAG_formal_parameter";
+ case DW_TAG_imported_declaration: return "TAG_imported_declaration";
+ case DW_TAG_label: return "TAG_label";
+ case DW_TAG_lexical_block: return "TAG_lexical_block";
+ case DW_TAG_member: return "TAG_member";
+ case DW_TAG_pointer_type: return "TAG_pointer_type";
+ case DW_TAG_reference_type: return "TAG_reference_type";
+ case DW_TAG_compile_unit: return "TAG_compile_unit";
+ case DW_TAG_string_type: return "TAG_string_type";
+ case DW_TAG_structure_type: return "TAG_structure_type";
+ case DW_TAG_subroutine_type: return "TAG_subroutine_type";
+ case DW_TAG_typedef: return "TAG_typedef";
+ case DW_TAG_union_type: return "TAG_union_type";
+ case DW_TAG_unspecified_parameters: return "TAG_unspecified_parameters";
+ case DW_TAG_variant: return "TAG_variant";
+ case DW_TAG_common_block: return "TAG_common_block";
+ case DW_TAG_common_inclusion: return "TAG_common_inclusion";
+ case DW_TAG_inheritance: return "TAG_inheritance";
+ case DW_TAG_inlined_subroutine: return "TAG_inlined_subroutine";
+ case DW_TAG_module: return "TAG_module";
+ case DW_TAG_ptr_to_member_type: return "TAG_ptr_to_member_type";
+ case DW_TAG_set_type: return "TAG_set_type";
+ case DW_TAG_subrange_type: return "TAG_subrange_type";
+ case DW_TAG_with_stmt: return "TAG_with_stmt";
+ case DW_TAG_access_declaration: return "TAG_access_declaration";
+ case DW_TAG_base_type: return "TAG_base_type";
+ case DW_TAG_catch_block: return "TAG_catch_block";
+ case DW_TAG_const_type: return "TAG_const_type";
+ case DW_TAG_constant: return "TAG_constant";
+ case DW_TAG_enumerator: return "TAG_enumerator";
+ case DW_TAG_file_type: return "TAG_file_type";
+ case DW_TAG_friend: return "TAG_friend";
+ case DW_TAG_namelist: return "TAG_namelist";
+ case DW_TAG_namelist_item: return "TAG_namelist_item";
+ case DW_TAG_packed_type: return "TAG_packed_type";
+ case DW_TAG_subprogram: return "TAG_subprogram";
+ case DW_TAG_template_type_parameter: return "TAG_template_type_parameter";
+ case DW_TAG_template_value_parameter: return "TAG_template_value_parameter";
+ case DW_TAG_thrown_type: return "TAG_thrown_type";
+ case DW_TAG_try_block: return "TAG_try_block";
+ case DW_TAG_variant_part: return "TAG_variant_part";
+ case DW_TAG_variable: return "TAG_variable";
+ case DW_TAG_volatile_type: return "TAG_volatile_type";
+ case DW_TAG_dwarf_procedure: return "TAG_dwarf_procedure";
+ case DW_TAG_restrict_type: return "TAG_restrict_type";
+ case DW_TAG_interface_type: return "TAG_interface_type";
+ case DW_TAG_namespace: return "TAG_namespace";
+ case DW_TAG_imported_module: return "TAG_imported_module";
+ case DW_TAG_unspecified_type: return "TAG_unspecified_type";
+ case DW_TAG_partial_unit: return "TAG_partial_unit";
+ case DW_TAG_imported_unit: return "TAG_imported_unit";
+ case DW_TAG_condition: return "TAG_condition";
+ case DW_TAG_shared_type: return "TAG_shared_type";
+ case DW_TAG_lo_user: return "TAG_lo_user";
+ case DW_TAG_hi_user: return "TAG_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Tag");
+ return "";
+}
+
+/// ChildrenString - Return the string for the specified children flag.
+///
+const char *ChildrenString(unsigned Children) {
+ switch(Children) {
+ case DW_CHILDREN_no: return "CHILDREN_no";
+ case DW_CHILDREN_yes: return "CHILDREN_yes";
+ }
+ assert(0 && "Unknown Dwarf ChildrenFlag");
+ return "";
+}
+
+/// AttributeString - Return the string for the specified attribute.
+///
+const char *AttributeString(unsigned Attribute) {
+ switch(Attribute) {
+ case DW_AT_sibling: return "AT_sibling";
+ case DW_AT_location: return "AT_location";
+ case DW_AT_name: return "AT_name";
+ case DW_AT_ordering: return "AT_ordering";
+ case DW_AT_byte_size: return "AT_byte_size";
+ case DW_AT_bit_offset: return "AT_bit_offset";
+ case DW_AT_bit_size: return "AT_bit_size";
+ case DW_AT_stmt_list: return "AT_stmt_list";
+ case DW_AT_low_pc: return "AT_low_pc";
+ case DW_AT_high_pc: return "AT_high_pc";
+ case DW_AT_language: return "AT_language";
+ case DW_AT_discr: return "AT_discr";
+ case DW_AT_discr_value: return "AT_discr_value";
+ case DW_AT_visibility: return "AT_visibility";
+ case DW_AT_import: return "AT_import";
+ case DW_AT_string_length: return "AT_string_length";
+ case DW_AT_common_reference: return "AT_common_reference";
+ case DW_AT_comp_dir: return "AT_comp_dir";
+ case DW_AT_const_value: return "AT_const_value";
+ case DW_AT_containing_type: return "AT_containing_type";
+ case DW_AT_default_value: return "AT_default_value";
+ case DW_AT_inline: return "AT_inline";
+ case DW_AT_is_optional: return "AT_is_optional";
+ case DW_AT_lower_bound: return "AT_lower_bound";
+ case DW_AT_producer: return "AT_producer";
+ case DW_AT_prototyped: return "AT_prototyped";
+ case DW_AT_return_addr: return "AT_return_addr";
+ case DW_AT_start_scope: return "AT_start_scope";
+ case DW_AT_bit_stride: return "AT_bit_stride";
+ case DW_AT_upper_bound: return "AT_upper_bound";
+ case DW_AT_abstract_origin: return "AT_abstract_origin";
+ case DW_AT_accessibility: return "AT_accessibility";
+ case DW_AT_address_class: return "AT_address_class";
+ case DW_AT_artificial: return "AT_artificial";
+ case DW_AT_base_types: return "AT_base_types";
+ case DW_AT_calling_convention: return "AT_calling_convention";
+ case DW_AT_count: return "AT_count";
+ case DW_AT_data_member_location: return "AT_data_member_location";
+ case DW_AT_decl_column: return "AT_decl_column";
+ case DW_AT_decl_file: return "AT_decl_file";
+ case DW_AT_decl_line: return "AT_decl_line";
+ case DW_AT_declaration: return "AT_declaration";
+ case DW_AT_discr_list: return "AT_discr_list";
+ case DW_AT_encoding: return "AT_encoding";
+ case DW_AT_external: return "AT_external";
+ case DW_AT_frame_base: return "AT_frame_base";
+ case DW_AT_friend: return "AT_friend";
+ case DW_AT_identifier_case: return "AT_identifier_case";
+ case DW_AT_macro_info: return "AT_macro_info";
+ case DW_AT_namelist_item: return "AT_namelist_item";
+ case DW_AT_priority: return "AT_priority";
+ case DW_AT_segment: return "AT_segment";
+ case DW_AT_specification: return "AT_specification";
+ case DW_AT_static_link: return "AT_static_link";
+ case DW_AT_type: return "AT_type";
+ case DW_AT_use_location: return "AT_use_location";
+ case DW_AT_variable_parameter: return "AT_variable_parameter";
+ case DW_AT_virtuality: return "AT_virtuality";
+ case DW_AT_vtable_elem_location: return "AT_vtable_elem_location";
+ case DW_AT_allocated: return "AT_allocated";
+ case DW_AT_associated: return "AT_associated";
+ case DW_AT_data_location: return "AT_data_location";
+ case DW_AT_byte_stride: return "AT_byte_stride";
+ case DW_AT_entry_pc: return "AT_entry_pc";
+ case DW_AT_use_UTF8: return "AT_use_UTF8";
+ case DW_AT_extension: return "AT_extension";
+ case DW_AT_ranges: return "AT_ranges";
+ case DW_AT_trampoline: return "AT_trampoline";
+ case DW_AT_call_column: return "AT_call_column";
+ case DW_AT_call_file: return "AT_call_file";
+ case DW_AT_call_line: return "AT_call_line";
+ case DW_AT_description: return "AT_description";
+ case DW_AT_binary_scale: return "AT_binary_scale";
+ case DW_AT_decimal_scale: return "AT_decimal_scale";
+ case DW_AT_small: return "AT_small";
+ case DW_AT_decimal_sign: return "AT_decimal_sign";
+ case DW_AT_digit_count: return "AT_digit_count";
+ case DW_AT_picture_string: return "AT_picture_string";
+ case DW_AT_mutable: return "AT_mutable";
+ case DW_AT_threads_scaled: return "AT_threads_scaled";
+ case DW_AT_explicit: return "AT_explicit";
+ case DW_AT_object_pointer: return "AT_object_pointer";
+ case DW_AT_endianity: return "AT_endianity";
+ case DW_AT_elemental: return "AT_elemental";
+ case DW_AT_pure: return "AT_pure";
+ case DW_AT_recursive: return "AT_recursive";
+ case DW_AT_MIPS_linkage_name: return "AT_MIPS_linkage_name";
+ case DW_AT_sf_names: return "AT_sf_names";
+ case DW_AT_src_info: return "AT_src_info";
+ case DW_AT_mac_info: return "AT_mac_info";
+ case DW_AT_src_coords: return "AT_src_coords";
+ case DW_AT_body_begin: return "AT_body_begin";
+ case DW_AT_body_end: return "AT_body_end";
+ case DW_AT_GNU_vector: return "AT_GNU_vector";
+ case DW_AT_lo_user: return "AT_lo_user";
+ case DW_AT_hi_user: return "AT_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Attribute");
+ return "";
+}
+
+/// FormEncodingString - Return the string for the specified form encoding.
+///
+const char *FormEncodingString(unsigned Encoding) {
+ switch(Encoding) {
+ case DW_FORM_addr: return "FORM_addr";
+ case DW_FORM_block2: return "FORM_block2";
+ case DW_FORM_block4: return "FORM_block4";
+ case DW_FORM_data2: return "FORM_data2";
+ case DW_FORM_data4: return "FORM_data4";
+ case DW_FORM_data8: return "FORM_data8";
+ case DW_FORM_string: return "FORM_string";
+ case DW_FORM_block: return "FORM_block";
+ case DW_FORM_block1: return "FORM_block1";
+ case DW_FORM_data1: return "FORM_data1";
+ case DW_FORM_flag: return "FORM_flag";
+ case DW_FORM_sdata: return "FORM_sdata";
+ case DW_FORM_strp: return "FORM_strp";
+ case DW_FORM_udata: return "FORM_udata";
+ case DW_FORM_ref_addr: return "FORM_ref_addr";
+ case DW_FORM_ref1: return "FORM_ref1";
+ case DW_FORM_ref2: return "FORM_ref2";
+ case DW_FORM_ref4: return "FORM_ref4";
+ case DW_FORM_ref8: return "FORM_ref8";
+ case DW_FORM_ref_udata: return "FORM_ref_udata";
+ case DW_FORM_indirect: return "FORM_indirect";
+ }
+ assert(0 && "Unknown Dwarf Form Encoding");
+ return "";
+}
+
+/// OperationEncodingString - Return the string for the specified operation
+/// encoding.
+const char *OperationEncodingString(unsigned Encoding) {
+ switch(Encoding) {
+ case DW_OP_addr: return "OP_addr";
+ case DW_OP_deref: return "OP_deref";
+ case DW_OP_const1u: return "OP_const1u";
+ case DW_OP_const1s: return "OP_const1s";
+ case DW_OP_const2u: return "OP_const2u";
+ case DW_OP_const2s: return "OP_const2s";
+ case DW_OP_const4u: return "OP_const4u";
+ case DW_OP_const4s: return "OP_const4s";
+ case DW_OP_const8u: return "OP_const8u";
+ case DW_OP_const8s: return "OP_const8s";
+ case DW_OP_constu: return "OP_constu";
+ case DW_OP_consts: return "OP_consts";
+ case DW_OP_dup: return "OP_dup";
+ case DW_OP_drop: return "OP_drop";
+ case DW_OP_over: return "OP_over";
+ case DW_OP_pick: return "OP_pick";
+ case DW_OP_swap: return "OP_swap";
+ case DW_OP_rot: return "OP_rot";
+ case DW_OP_xderef: return "OP_xderef";
+ case DW_OP_abs: return "OP_abs";
+ case DW_OP_and: return "OP_and";
+ case DW_OP_div: return "OP_div";
+ case DW_OP_minus: return "OP_minus";
+ case DW_OP_mod: return "OP_mod";
+ case DW_OP_mul: return "OP_mul";
+ case DW_OP_neg: return "OP_neg";
+ case DW_OP_not: return "OP_not";
+ case DW_OP_or: return "OP_or";
+ case DW_OP_plus: return "OP_plus";
+ case DW_OP_plus_uconst: return "OP_plus_uconst";
+ case DW_OP_shl: return "OP_shl";
+ case DW_OP_shr: return "OP_shr";
+ case DW_OP_shra: return "OP_shra";
+ case DW_OP_xor: return "OP_xor";
+ case DW_OP_skip: return "OP_skip";
+ case DW_OP_bra: return "OP_bra";
+ case DW_OP_eq: return "OP_eq";
+ case DW_OP_ge: return "OP_ge";
+ case DW_OP_gt: return "OP_gt";
+ case DW_OP_le: return "OP_le";
+ case DW_OP_lt: return "OP_lt";
+ case DW_OP_ne: return "OP_ne";
+ case DW_OP_lit0: return "OP_lit0";
+ case DW_OP_lit1: return "OP_lit1";
+ case DW_OP_lit31: return "OP_lit31";
+ case DW_OP_reg0: return "OP_reg0";
+ case DW_OP_reg1: return "OP_reg1";
+ case DW_OP_reg31: return "OP_reg31";
+ case DW_OP_breg0: return "OP_breg0";
+ case DW_OP_breg1: return "OP_breg1";
+ case DW_OP_breg31: return "OP_breg31";
+ case DW_OP_regx: return "OP_regx";
+ case DW_OP_fbreg: return "OP_fbreg";
+ case DW_OP_bregx: return "OP_bregx";
+ case DW_OP_piece: return "OP_piece";
+ case DW_OP_deref_size: return "OP_deref_size";
+ case DW_OP_xderef_size: return "OP_xderef_size";
+ case DW_OP_nop: return "OP_nop";
+ case DW_OP_push_object_address: return "OP_push_object_address";
+ case DW_OP_call2: return "OP_call2";
+ case DW_OP_call4: return "OP_call4";
+ case DW_OP_call_ref: return "OP_call_ref";
+ case DW_OP_form_tls_address: return "OP_form_tls_address";
+ case DW_OP_call_frame_cfa: return "OP_call_frame_cfa";
+ case DW_OP_lo_user: return "OP_lo_user";
+ case DW_OP_hi_user: return "OP_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Operation Encoding");
+ return "";
+}
+
+/// AttributeEncodingString - Return the string for the specified attribute
+/// encoding.
+const char *AttributeEncodingString(unsigned Encoding) {
+ switch(Encoding) {
+ case DW_ATE_address: return "ATE_address";
+ case DW_ATE_boolean: return "ATE_boolean";
+ case DW_ATE_complex_float: return "ATE_complex_float";
+ case DW_ATE_float: return "ATE_float";
+ case DW_ATE_signed: return "ATE_signed";
+ case DW_ATE_signed_char: return "ATE_signed_char";
+ case DW_ATE_unsigned: return "ATE_unsigned";
+ case DW_ATE_unsigned_char: return "ATE_unsigned_char";
+ case DW_ATE_imaginary_float: return "ATE_imaginary_float";
+ case DW_ATE_packed_decimal: return "ATE_packed_decimal";
+ case DW_ATE_numeric_string: return "ATE_numeric_string";
+ case DW_ATE_edited: return "ATE_edited";
+ case DW_ATE_signed_fixed: return "ATE_signed_fixed";
+ case DW_ATE_unsigned_fixed: return "ATE_unsigned_fixed";
+ case DW_ATE_decimal_float: return "ATE_decimal_float";
+ case DW_ATE_lo_user: return "ATE_lo_user";
+ case DW_ATE_hi_user: return "ATE_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Attribute Encoding");
+ return "";
+}
+
+/// DecimalSignString - Return the string for the specified decimal sign
+/// attribute.
+const char *DecimalSignString(unsigned Sign) {
+ switch(Sign) {
+ case DW_DS_unsigned: return "DS_unsigned";
+ case DW_DS_leading_overpunch: return "DS_leading_overpunch";
+ case DW_DS_trailing_overpunch: return "DS_trailing_overpunch";
+ case DW_DS_leading_separate: return "DS_leading_separate";
+ case DW_DS_trailing_separate: return "DS_trailing_separate";
+ }
+ assert(0 && "Unknown Dwarf Decimal Sign Attribute");
+ return "";
+}
+
+/// EndianityString - Return the string for the specified endianity.
+///
+const char *EndianityString(unsigned Endian) {
+ switch(Endian) {
+ case DW_END_default: return "END_default";
+ case DW_END_big: return "END_big";
+ case DW_END_little: return "END_little";
+ case DW_END_lo_user: return "END_lo_user";
+ case DW_END_hi_user: return "END_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Endianity");
+ return "";
+}
+
+/// AccessibilityString - Return the string for the specified accessibility.
+///
+const char *AccessibilityString(unsigned Access) {
+ switch(Access) {
+ // Accessibility codes
+ case DW_ACCESS_public: return "ACCESS_public";
+ case DW_ACCESS_protected: return "ACCESS_protected";
+ case DW_ACCESS_private: return "ACCESS_private";
+ }
+ assert(0 && "Unknown Dwarf Accessibility");
+ return "";
+}
+
+/// VisibilityString - Return the string for the specified visibility.
+///
+const char *VisibilityString(unsigned Visibility) {
+ switch(Visibility) {
+ case DW_VIS_local: return "VIS_local";
+ case DW_VIS_exported: return "VIS_exported";
+ case DW_VIS_qualified: return "VIS_qualified";
+ }
+ assert(0 && "Unknown Dwarf Visibility");
+ return "";
+}
+
+/// VirtualityString - Return the string for the specified virtuality.
+///
+const char *VirtualityString(unsigned Virtuality) {
+ switch(Virtuality) {
+ case DW_VIRTUALITY_none: return "VIRTUALITY_none";
+ case DW_VIRTUALITY_virtual: return "VIRTUALITY_virtual";
+ case DW_VIRTUALITY_pure_virtual: return "VIRTUALITY_pure_virtual";
+ }
+ assert(0 && "Unknown Dwarf Virtuality");
+ return "";
+}
+
+/// LanguageString - Return the string for the specified language.
+///
+const char *LanguageString(unsigned Language) {
+ switch(Language) {
+ case DW_LANG_C89: return "LANG_C89";
+ case DW_LANG_C: return "LANG_C";
+ case DW_LANG_Ada83: return "LANG_Ada83";
+ case DW_LANG_C_plus_plus: return "LANG_C_plus_plus";
+ case DW_LANG_Cobol74: return "LANG_Cobol74";
+ case DW_LANG_Cobol85: return "LANG_Cobol85";
+ case DW_LANG_Fortran77: return "LANG_Fortran77";
+ case DW_LANG_Fortran90: return "LANG_Fortran90";
+ case DW_LANG_Pascal83: return "LANG_Pascal83";
+ case DW_LANG_Modula2: return "LANG_Modula2";
+ case DW_LANG_Java: return "LANG_Java";
+ case DW_LANG_C99: return "LANG_C99";
+ case DW_LANG_Ada95: return "LANG_Ada95";
+ case DW_LANG_Fortran95: return "LANG_Fortran95";
+ case DW_LANG_PLI: return "LANG_PLI";
+ case DW_LANG_ObjC: return "LANG_ObjC";
+ case DW_LANG_ObjC_plus_plus: return "LANG_ObjC_plus_plus";
+ case DW_LANG_UPC: return "LANG_UPC";
+ case DW_LANG_D: return "LANG_D";
+ case DW_LANG_lo_user: return "LANG_lo_user";
+ case DW_LANG_hi_user: return "LANG_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Language");
+ return "";
+}
+
+/// CaseString - Return the string for the specified identifier case.
+///
+const char *CaseString(unsigned Case) {
+ switch(Case) {
+ case DW_ID_case_sensitive: return "ID_case_sensitive";
+ case DW_ID_up_case: return "ID_up_case";
+ case DW_ID_down_case: return "ID_down_case";
+ case DW_ID_case_insensitive: return "ID_case_insensitive";
+ }
+ assert(0 && "Unknown Dwarf Identifier Case");
+ return "";
+}
+
+/// ConventionString - Return the string for the specified calling convention.
+///
+const char *ConventionString(unsigned Convention) {
+ switch(Convention) {
+ case DW_CC_normal: return "CC_normal";
+ case DW_CC_program: return "CC_program";
+ case DW_CC_nocall: return "CC_nocall";
+ case DW_CC_lo_user: return "CC_lo_user";
+ case DW_CC_hi_user: return "CC_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Calling Convention");
+ return "";
+}
+
+/// InlineCodeString - Return the string for the specified inline code.
+///
+const char *InlineCodeString(unsigned Code) {
+ switch(Code) {
+ case DW_INL_not_inlined: return "INL_not_inlined";
+ case DW_INL_inlined: return "INL_inlined";
+ case DW_INL_declared_not_inlined: return "INL_declared_not_inlined";
+ case DW_INL_declared_inlined: return "INL_declared_inlined";
+ }
+ assert(0 && "Unknown Dwarf Inline Code");
+ return "";
+}
+
+/// ArrayOrderString - Return the string for the specified array order.
+///
+const char *ArrayOrderString(unsigned Order) {
+ switch(Order) {
+ case DW_ORD_row_major: return "ORD_row_major";
+ case DW_ORD_col_major: return "ORD_col_major";
+ }
+ assert(0 && "Unknown Dwarf Array Order");
+ return "";
+}
+
+/// DiscriminantString - Return the string for the specified discriminant
+/// descriptor.
+const char *DiscriminantString(unsigned Discriminant) {
+ switch(Discriminant) {
+ case DW_DSC_label: return "DSC_label";
+ case DW_DSC_range: return "DSC_range";
+ }
+ assert(0 && "Unknown Dwarf Discriminant Descriptor");
+ return "";
+}
+
+/// LNStandardString - Return the string for the specified line number standard.
+///
+const char *LNStandardString(unsigned Standard) {
+ switch(Standard) {
+ case DW_LNS_copy: return "LNS_copy";
+ case DW_LNS_advance_pc: return "LNS_advance_pc";
+ case DW_LNS_advance_line: return "LNS_advance_line";
+ case DW_LNS_set_file: return "LNS_set_file";
+ case DW_LNS_set_column: return "LNS_set_column";
+ case DW_LNS_negate_stmt: return "LNS_negate_stmt";
+ case DW_LNS_set_basic_block: return "LNS_set_basic_block";
+ case DW_LNS_const_add_pc: return "LNS_const_add_pc";
+ case DW_LNS_fixed_advance_pc: return "LNS_fixed_advance_pc";
+ case DW_LNS_set_prologue_end: return "LNS_set_prologue_end";
+ case DW_LNS_set_epilogue_begin: return "LNS_set_epilogue_begin";
+ case DW_LNS_set_isa: return "LNS_set_isa";
+ }
+ assert(0 && "Unknown Dwarf Line Number Standard");
+ return "";
+}
+
+/// LNExtendedString - Return the string for the specified line number extended
+/// opcode encodings.
+const char *LNExtendedString(unsigned Encoding) {
+ switch(Encoding) {
+ // Line Number Extended Opcode Encodings
+ case DW_LNE_end_sequence: return "LNE_end_sequence";
+ case DW_LNE_set_address: return "LNE_set_address";
+ case DW_LNE_define_file: return "LNE_define_file";
+ case DW_LNE_lo_user: return "LNE_lo_user";
+ case DW_LNE_hi_user: return "LNE_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Line Number Extended Opcode Encoding");
+ return "";
+}
+
+/// MacinfoString - Return the string for the specified macinfo type encodings.
+///
+const char *MacinfoString(unsigned Encoding) {
+ switch(Encoding) {
+ // Macinfo Type Encodings
+ case DW_MACINFO_define: return "MACINFO_define";
+ case DW_MACINFO_undef: return "MACINFO_undef";
+ case DW_MACINFO_start_file: return "MACINFO_start_file";
+ case DW_MACINFO_end_file: return "MACINFO_end_file";
+ case DW_MACINFO_vendor_ext: return "MACINFO_vendor_ext";
+ }
+ assert(0 && "Unknown Dwarf Macinfo Type Encodings");
+ return "";
+}
+
+/// CallFrameString - Return the string for the specified call frame instruction
+/// encodings.
+const char *CallFrameString(unsigned Encoding) {
+ switch(Encoding) {
+ case DW_CFA_advance_loc: return "CFA_advance_loc";
+ case DW_CFA_offset: return "CFA_offset";
+ case DW_CFA_restore: return "CFA_restore";
+ case DW_CFA_set_loc: return "CFA_set_loc";
+ case DW_CFA_advance_loc1: return "CFA_advance_loc1";
+ case DW_CFA_advance_loc2: return "CFA_advance_loc2";
+ case DW_CFA_advance_loc4: return "CFA_advance_loc4";
+ case DW_CFA_offset_extended: return "CFA_offset_extended";
+ case DW_CFA_restore_extended: return "CFA_restore_extended";
+ case DW_CFA_undefined: return "CFA_undefined";
+ case DW_CFA_same_value: return "CFA_same_value";
+ case DW_CFA_register: return "CFA_register";
+ case DW_CFA_remember_state: return "CFA_remember_state";
+ case DW_CFA_restore_state: return "CFA_restore_state";
+ case DW_CFA_def_cfa: return "CFA_def_cfa";
+ case DW_CFA_def_cfa_register: return "CFA_def_cfa_register";
+ case DW_CFA_def_cfa_offset: return "CFA_def_cfa_offset";
+ case DW_CFA_def_cfa_expression: return "CFA_def_cfa_expression";
+ case DW_CFA_expression: return "CFA_expression";
+ case DW_CFA_offset_extended_sf: return "CFA_offset_extended_sf";
+ case DW_CFA_def_cfa_sf: return "CFA_def_cfa_sf";
+ case DW_CFA_def_cfa_offset_sf: return "CFA_def_cfa_offset_sf";
+ case DW_CFA_val_offset: return "CFA_val_offset";
+ case DW_CFA_val_offset_sf: return "CFA_val_offset_sf";
+ case DW_CFA_val_expression: return "CFA_val_expression";
+ case DW_CFA_lo_user: return "CFA_lo_user";
+ case DW_CFA_hi_user: return "CFA_hi_user";
+ }
+ assert(0 && "Unknown Dwarf Call Frame Instruction Encodings");
+ return "";
+}
+
+} // End of namespace dwarf.
+
+} // End of namespace llvm.
+
+DEFINING_FILE_FOR(SupportDwarf)