v.gen.native #
Constants #
const inline_builtins = ['assert', 'print', 'eprint', 'println', 'eprintln', 'exit', 'C.syscall'] // classic V builtin functios accessible to the user get inlined
fn gen #
fn gen(files []&ast.File, table &ast.Table, out_name string, pref &pref.Preferences) (int, int)
struct Amd64 #
struct Amd64 {
mut:
g &Gen = unsafe { nil }
// arm64 specific stuff for code generation
is_16bit_aligned bool
}
fn (Amd64) gen_exit #
fn (mut a Amd64) gen_exit(mut g Gen, node ast.Expr)
struct Arm64 #
struct Arm64 {
mut:
g &Gen = unsafe { nil }
// arm64 specific stuff for code generation
}
fn (Arm64) gen_exit #
fn (mut c Arm64) gen_exit(mut g Gen, expr ast.Expr)
struct Gen #
struct Gen {
out_name string
pref &pref.Preferences = unsafe { nil } // Preferences shared from V struct
files []&ast.File
mut:
code_gen CodeGen
table &ast.Table = unsafe { nil }
buf []u8
sect_header_name_pos int
offset i64
file_size_pos i64
elf_text_header_addr i64 = -1
elf_rela_section Section
main_fn_addr i64
main_fn_size i64
start_symbol_addr i64
code_start_pos i64 // location of the start of the assembly instructions
symbol_table []SymbolTableSection
extern_symbols []string
extern_fn_calls map[i64]string
fn_addr map[string]i64
var_offset map[string]int // local var stack offset
var_alloc_size map[string]int // local var allocation size
stack_var_pos int
debug_pos int
errors []errors.Error
warnings []errors.Warning
syms []Symbol
size_pos []int
nlines int
callpatches []CallPatch
strs []String
labels &LabelTable = unsafe { nil }
defer_stmts []ast.DeferStmt
builtins map[Builtin]BuiltinFn
structs []Struct
eval eval.Eval
enum_vals map[string]Enum
return_type ast.Type
// macho specific
macho_ncmds int
macho_cmdsize int
requires_linking bool
}
fn (Gen) add #
fn (mut g Gen) add(reg Register, val int)
fn (Gen) add8 #
fn (mut g Gen) add8(reg Register, val int)
fn (Gen) allocate_array #
fn (mut g Gen) allocate_array(name string, size int, items int) int
fn (Gen) allocate_string #
fn (mut g Gen) allocate_string(s string, opsize int, typ RelocType) int
fn (Gen) allocate_var #
fn (mut g Gen) allocate_var(name string, size int, initial_val int) int
fn (Gen) apicall #
fn (mut g Gen) apicall(s string)
fn (Gen) ast_has_external_functions #
fn (mut g Gen) ast_has_external_functions() bool
fn (Gen) builtin_decl_amd64 #
fn (mut g Gen) builtin_decl_amd64(builtin BuiltinFn)
fn (Gen) calculate_all_size_align #
fn (mut g Gen) calculate_all_size_align()
fn (Gen) calculate_enum_fields #
fn (mut g Gen) calculate_enum_fields()
fn (Gen) call_builtin #
fn (mut g Gen) call_builtin(name Builtin)
fn (Gen) call_fn_amd64 #
fn (mut g Gen) call_fn_amd64(node ast.CallExpr)
fn (Gen) call_fn_arm64 #
fn (mut g Gen) call_fn_arm64(node ast.CallExpr)
fn (Gen) cld #
fn (mut g Gen) cld()
fn (Gen) cld_repne_scasb #
fn (mut g Gen) cld_repne_scasb()
fn (Gen) create_executable #
fn (mut g Gen) create_executable()
fn (Gen) elf_string_table #
fn (mut g Gen) elf_string_table()
fn (Gen) find_o_path #
fn (mut g Gen) find_o_path(fname string) string
fn (Gen) fn_decl_arm64 #
fn (mut g Gen) fn_decl_arm64(node ast.FnDecl)
fn (Gen) gen_amd64_exit #
fn (mut g Gen) gen_amd64_exit(expr ast.Expr)
fn (Gen) gen_arm64_exit #
fn (mut g Gen) gen_arm64_exit(expr ast.Expr)
fn (Gen) gen_exit #
fn (mut g Gen) gen_exit(node ast.Expr)
fn (Gen) gen_loop_end #
fn (mut g Gen) gen_loop_end(to int, label int)
fn (Gen) gen_loop_start #
fn (mut g Gen) gen_loop_start(from int) int
returns label's relative address
fn (Gen) gen_print #
fn (mut g Gen) gen_print(s string, fd int)
fn (Gen) gen_print_from_expr #
fn (mut g Gen) gen_print_from_expr(expr ast.Expr, typ ast.Type, name string)
fn (Gen) gen_print_reg #
fn (mut g Gen) gen_print_reg(r Register, n int, fd int)
TODO: strlen of string at runtime
fn (Gen) gen_rela_section #
fn (mut g Gen) gen_rela_section()
fn (Gen) generate_builtins #
fn (mut g Gen) generate_builtins()
fn (Gen) generate_header #
fn (mut g Gen) generate_header()
fn (Gen) generate_linkable_elf_header #
fn (mut g Gen) generate_linkable_elf_header()
fn (Gen) generate_macho_header #
fn (mut g Gen) generate_macho_header()
fn (Gen) generate_macho_object_header #
fn (mut g Gen) generate_macho_object_header()
fn (Gen) generate_pe_header #
fn (mut g Gen) generate_pe_header()
fn (Gen) generate_simple_elf_header #
fn (mut g Gen) generate_simple_elf_header()
fn (Gen) get_builtin_arg_reg #
fn (mut g Gen) get_builtin_arg_reg(name Builtin, index int) Register
fn (Gen) get_lpaths #
fn (mut g Gen) get_lpaths() string
fn (Gen) init_builtins #
fn (mut g Gen) init_builtins()
fn (Gen) inline_strlen #
fn (mut g Gen) inline_strlen(r Register)
return length in .rax of string pointed by given register
fn (Gen) link #
fn (mut g Gen) link(obj_name string)
fn (Gen) link_elf_file #
fn (mut g Gen) link_elf_file(obj_file string)
fn (Gen) n_error #
fn (mut g Gen) n_error(s string)
fn (Gen) pop #
fn (mut g Gen) pop(reg Register)
fn (Gen) pop_sse #
fn (mut g Gen) pop_sse(reg SSERegister)
fn (Gen) pos #
fn (g &Gen) pos() i64
fn (Gen) prepend_vobjpath #
fn (mut g Gen) prepend_vobjpath(paths []string) []string
fn (Gen) push #
fn (mut g Gen) push(reg Register)
fn (Gen) push_sse #
fn (mut g Gen) push_sse(reg SSERegister)
fn (Gen) register_function_address #
fn (mut g Gen) register_function_address(name string)
fn (Gen) rep_stosb #
fn (mut g Gen) rep_stosb()
fn (Gen) ret #
fn (mut g Gen) ret()
fn (Gen) std #
fn (mut g Gen) std()
fn (Gen) stmts #
fn (mut g Gen) stmts(stmts []ast.Stmt)
fn (Gen) sub #
fn (mut g Gen) sub(reg Register, val int)
fn (Gen) sub8 #
fn (mut g Gen) sub8(reg Register, val int)
fn (Gen) symtab_get_index #
fn (mut g Gen) symtab_get_index(symbols []SymbolTableSection, name string) int
fn (Gen) test_reg #
fn (mut g Gen) test_reg(r Register)
fn (Gen) typ #
fn (mut g Gen) typ(a int) &ast.TypeSymbol
fn (Gen) v_error #
fn (mut g Gen) v_error(s string, pos token.Pos)
fn (Gen) var_zero #
fn (mut g Gen) var_zero(vo int, size int)
not used?
fn (Gen) warning #
fn (mut g Gen) warning(s string, pos token.Pos)
fn (Gen) write_dos_header #
fn (mut g Gen) write_dos_header()
fn (Gen) write_dos_stub #
fn (mut g Gen) write_dos_stub()
size is 0xb8
fn (Gen) write_pe_header #
fn (mut g Gen) write_pe_header()
fn (Gen) xor #
fn (mut g Gen) xor(r Register, v int)
fn (Gen) zeroes #
fn (mut g Gen) zeroes(n int)
- Constants
- fn gen
- struct Amd64
- struct Arm64
- struct Gen
- fn add
- fn add8
- fn allocate_array
- fn allocate_string
- fn allocate_var
- fn apicall
- fn ast_has_external_functions
- fn builtin_decl_amd64
- fn calculate_all_size_align
- fn calculate_enum_fields
- fn call_builtin
- fn call_fn_amd64
- fn call_fn_arm64
- fn cld
- fn cld_repne_scasb
- fn create_executable
- fn elf_string_table
- fn find_o_path
- fn fn_decl_arm64
- fn gen_amd64_exit
- fn gen_arm64_exit
- fn gen_exit
- fn gen_loop_end
- fn gen_loop_start
- fn gen_print
- fn gen_print_from_expr
- fn gen_print_reg
- fn gen_rela_section
- fn generate_builtins
- fn generate_elf_footer
- fn generate_footer
- fn generate_header
- fn generate_linkable_elf_header
- fn generate_macho_footer
- fn generate_macho_header
- fn generate_macho_object_header
- fn generate_pe_footer
- fn generate_pe_header
- fn generate_simple_elf_header
- fn get_builtin_arg_reg
- fn get_lpaths
- fn init_builtins
- fn inline_strlen
- fn link
- fn link_elf_file
- fn n_error
- fn pop
- fn pop_sse
- fn pos
- fn prepend_vobjpath
- fn push
- fn push_sse
- fn register_function_address
- fn rep_stosb
- fn ret
- fn std
- fn stmts
- fn sub
- fn sub8
- fn symtab_get_index
- fn test_reg
- fn typ
- fn v_error
- fn var_zero
- fn warning
- fn write_dos_header
- fn write_dos_stub
- fn write_pe_header
- fn xor
- fn zeroes