mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
295 lines
6.2 KiB
Go
295 lines
6.2 KiB
Go
// Copyright (c) 2019 Alexander Medvednikov. All rights reserved.
|
|
// Use of this source code is governed by an MIT license
|
|
// that can be found in the LICENSE file.
|
|
|
|
module main
|
|
|
|
struct CGen {
|
|
out os.File
|
|
out_path string
|
|
typedefs []string
|
|
type_aliases []string
|
|
includes []string
|
|
types []string
|
|
thread_args []string
|
|
thread_fns []string
|
|
consts []string
|
|
fns []string
|
|
so_fns []string
|
|
consts_init []string
|
|
// tmp_lines []string
|
|
// tmp_lines_pos int
|
|
lines []string
|
|
is_user bool
|
|
mut:
|
|
run Pass
|
|
nogen bool
|
|
tmp_line string
|
|
cur_line string
|
|
prev_line string
|
|
is_tmp bool
|
|
fn_main string
|
|
stash string
|
|
// st_start_pos int
|
|
}
|
|
|
|
fn new_cgen(out_name_c string) *CGen {
|
|
// println('NEW CGENN($out_name_c)')
|
|
// println('$LANG_TMP/$out_name_c')
|
|
gen := &CGen {
|
|
out_path: '$TmpPath/$out_name_c'
|
|
out: os.create_file('$TmpPath/$out_name_c')
|
|
}
|
|
for i := 0; i < 10; i++ {
|
|
// gen.tmp_lines.push('')
|
|
}
|
|
return gen
|
|
}
|
|
|
|
fn (g mut CGen) genln(s string) {
|
|
if g.nogen || g.run == RUN_DECLS {
|
|
return
|
|
}
|
|
if g.is_tmp {
|
|
// if g.tmp_lines_pos > 0 {
|
|
g.tmp_line = '$g.tmp_line $s\n'
|
|
return
|
|
}
|
|
g.cur_line = '$g.cur_line $s'
|
|
if g.cur_line != '' {
|
|
g.lines << g.cur_line
|
|
g.prev_line = g.cur_line
|
|
g.cur_line = ''
|
|
}
|
|
// g.lines << s
|
|
}
|
|
|
|
fn (g mut CGen) gen(s string) {
|
|
// if g.nogen || g.run == RunType.RUN_DECLS {
|
|
if g.nogen || g.run == RUN_DECLS {
|
|
return
|
|
}
|
|
if g.is_tmp {
|
|
// if g.tmp_lines_pos > 0 {
|
|
g.tmp_line = '$g.tmp_line $s'
|
|
}
|
|
else {
|
|
g.cur_line = '$g.cur_line $s'
|
|
}
|
|
}
|
|
|
|
fn (g mut CGen) save() {
|
|
s := g.lines.join('\n')
|
|
g.out.appendln(s)
|
|
g.out.close()
|
|
// os.system('clang-format -i $g.out_path')
|
|
}
|
|
|
|
fn (g mut CGen) start_tmp() {
|
|
if g.is_tmp {
|
|
println(g.tmp_line)
|
|
os.exit('start_tmp() already started. cur_line="$g.cur_line"')
|
|
}
|
|
// kg.tmp_lines_pos++
|
|
g.tmp_line = ''
|
|
// g.tmp_lines[g.tmp_lines_pos] = ''
|
|
// g.tmp_lines.set(g.tmp_lines_pos, '')
|
|
g.is_tmp = true
|
|
}
|
|
|
|
fn (g mut CGen) end_tmp() string {
|
|
g.is_tmp = false
|
|
res := g.tmp_line
|
|
g.tmp_line = ''
|
|
// g.tmp_lines_pos--
|
|
// g.tmp_line = g.tmp_lines[g.tmp_lines_pos]
|
|
return res
|
|
}
|
|
|
|
fn (g mut CGen) add_placeholder() int {
|
|
// g.genln('/*placeholder*/')
|
|
// g.genln('')
|
|
// return g.lines.len - 1
|
|
if g.is_tmp {
|
|
return g.tmp_line.len
|
|
}
|
|
return g.cur_line.len
|
|
}
|
|
|
|
fn (g mut CGen) set_placeholder(pos int, val string) {
|
|
if g.nogen {
|
|
return
|
|
}
|
|
// g.lines.set(pos, val)
|
|
if g.is_tmp {
|
|
left := g.tmp_line.left(pos)
|
|
right := g.tmp_line.right(pos)
|
|
g.tmp_line = '${left}${val}${right}'
|
|
return
|
|
}
|
|
left := g.cur_line.left(pos)
|
|
right := g.cur_line.right(pos)
|
|
g.cur_line = '${left}${val}${right}'
|
|
// g.genln('')
|
|
}
|
|
|
|
// /////////////////////
|
|
fn (g mut CGen) add_placeholder2() int {
|
|
if g.is_tmp {
|
|
exit('tmp in addp2')
|
|
}
|
|
g.lines << ''
|
|
return g.lines.len - 1
|
|
}
|
|
|
|
fn (g mut CGen) set_placeholder2(pos int, val string) {
|
|
if g.nogen {
|
|
return
|
|
}
|
|
if g.is_tmp {
|
|
exit('tmp in setp2')
|
|
}
|
|
g.lines[pos] = val
|
|
}
|
|
|
|
// /////////////////
|
|
// fn (g mut CGen) cut_lines_after(pos int) string {
|
|
// end := g.lines.len
|
|
// lines := g.lines.slice_fast(pos, end)
|
|
// body := lines.join('\n')
|
|
// g.lines = g.lines.slice_fast(0, pos)
|
|
// return body
|
|
// }
|
|
// fn (g mut CGen) set_prev_line(val string) {
|
|
// g.lines.set(g.lines.len - 3, val)
|
|
// }
|
|
// ////fn (g mut CGen) go_back() {
|
|
// ////g.stash = g.prev_line + g.cur_line
|
|
// g.lines.set(g.lin
|
|
// ////}
|
|
// fn (g mut CGen) end_statement() {
|
|
// last_lines := g.lines.slice_fast(g.st_start_pos, g.lines.len - 1)
|
|
// mut merged := last_lines.join(' ')
|
|
// merged += '/* M $last_lines.len */'
|
|
// merged = merged.replace('\n', '')
|
|
// // zero last N lines instead of deleting them
|
|
// for i := g.st_start_pos; i < g.lines.len; i++ {
|
|
// g.lines.set(i, '')
|
|
// }
|
|
// g.lines.set(g.lines.len - 1, merged)
|
|
// // g.genln('')
|
|
// g.st_start_pos = g.lines.len - 1
|
|
// // os.exitkmerged)
|
|
// }
|
|
// fn (g mut CGen) prepend_type(typ string) {
|
|
// g.cur_line = typ.add(g.cur_line)
|
|
// g.cur_line='!!!'
|
|
// }
|
|
fn (g mut CGen) insert_before(val string) {
|
|
// g.cur_line = val.add(g.cur_line)
|
|
// return
|
|
// val += '/*inserted*/'
|
|
g.lines.insert(g.lines.len - 1, val)
|
|
}
|
|
|
|
// fn (g mut CGen) swap_last_lines() {
|
|
// return
|
|
// if g.run == RUN_DECLS {
|
|
// return
|
|
// }
|
|
// i := g.lines.len - 1
|
|
// j := i - 1
|
|
// tmp := g.lines[i]
|
|
// // println('lines i = $tmp')
|
|
// // println('lines j = ${g.lines[j]}')
|
|
// // // os.exit('')
|
|
// g.lines.set(i, g.lines[j])
|
|
// g.lines.set(j, tmp)
|
|
// }
|
|
fn (g mut CGen) register_thread_fn(wrapper_name, wrapper_text, struct_text string) {
|
|
for arg in g.thread_args {
|
|
if arg.contains(wrapper_name) {
|
|
return
|
|
}
|
|
}
|
|
g.thread_args << struct_text
|
|
g.thread_args << wrapper_text
|
|
}
|
|
|
|
/*
|
|
fn (g mut CGen) delete_all_after(pos int) {
|
|
if pos > g.cur_line.len - 1 {
|
|
return
|
|
}
|
|
g.cur_line = g.cur_line.substr(0, pos)
|
|
}
|
|
*/
|
|
fn (c mut V) prof_counters() string {
|
|
mut res := []string
|
|
// Global fns
|
|
for f in c.table.fns {
|
|
res << 'double ${c.table.cgen_name(f)}_time;'
|
|
// println(f.name)
|
|
}
|
|
// Methods
|
|
for typ in c.table.types {
|
|
// println('')
|
|
for f in typ.methods {
|
|
// res << f.cgen_name()
|
|
res << 'double ${c.table.cgen_name(f)}_time;'
|
|
// println(f.cgen_name())
|
|
}
|
|
}
|
|
return res.join(';\n')
|
|
}
|
|
|
|
fn (p mut Parser) print_prof_counters() string {
|
|
mut res := []string
|
|
// Global fns
|
|
for f in p.table.fns {
|
|
counter := '${p.table.cgen_name(f)}_time'
|
|
res << 'if ($counter) printf("%%f : $f.name \\n", $counter);'
|
|
// println(f.name)
|
|
}
|
|
// Methods
|
|
for typ in p.table.types {
|
|
// println('')
|
|
for f in typ.methods {
|
|
counter := '${p.table.cgen_name(f)}_time'
|
|
res << 'if ($counter) printf("%%f : ${p.table.cgen_name(f)} \\n", $counter);'
|
|
// res << 'if ($counter) printf("$f.name : %%f\\n", $counter);'
|
|
// res << f.cgen_name()
|
|
// res << 'double ${f.cgen_name()}_time;'
|
|
// println(f.cgen_name())
|
|
}
|
|
}
|
|
return res.join(';\n')
|
|
}
|
|
|
|
fn (p mut Parser) gen_type(s string) {
|
|
if !p.first_run() {
|
|
return
|
|
}
|
|
p.cgen.types << s
|
|
}
|
|
|
|
fn (p mut Parser) gen_typedef(s string) {
|
|
if !p.first_run() {
|
|
return
|
|
}
|
|
p.cgen.typedefs << s
|
|
}
|
|
|
|
fn (p mut Parser) gen_type_alias(s string) {
|
|
if !p.first_run() {
|
|
return
|
|
}
|
|
p.cgen.type_aliases << s
|
|
}
|
|
|
|
fn (g mut CGen) add_to_main(s string) {
|
|
println('add to main')
|
|
g.fn_main = g.fn_main + s
|
|
}
|
|
|