mirror/v
1
0
Fork 0
mirror of https://github.com/vlang/v.git synced 2023-08-10 21:13:21 +03:00
Code Issues Projects Releases Wiki Activity

wasm: remove dependency on thirdparty/binaryen, webassembly backend rewrite (#18120)

Browse Source
This commit is contained in:
l-m
2023-07-12 12:24:38 +00:00
committed by GitHub
parent 1c7df29bed
commit c422919481
40 changed files with 2895 additions and 6166 deletions
Download Patch File Download Diff File Expand all files Collapse all files

26
vlib/wasm/encoding.v
View File

@ -110,26 +110,22 @@ fn (mut mod Module) patch(ft Function) {
mod.buf << ft.code[ptr..]
}
// name
pub fn (mut mod Module) name(name string) {
fn (mut mod Module) name(name string) {
mod.u32(u32(name.len))
mod.buf << name.bytes()
}
// start_subsection
pub fn (mut mod Module) start_subsection(sec Subsection) int {
fn (mut mod Module) start_subsection(sec Subsection) int {
mod.buf << u8(sec)
return mod.patch_start()
}
// start_section
pub fn (mut mod Module) start_section(sec Section) int {
fn (mut mod Module) start_section(sec Section) int {
mod.buf << u8(sec)
return mod.patch_start()
}
// end_section
pub fn (mut mod Module) end_section(tpatch int) {
fn (mut mod Module) end_section(tpatch int) {
mod.patch_len(tpatch)
}
@ -160,18 +156,14 @@ pub fn (mut mod Module) compile() []u8 {
{
mod.u32(u32(mod.fn_imports.len + mod.global_imports.len))
for ft in mod.fn_imports {
mod.u32(u32(ft.mod.len))
mod.buf << ft.mod.bytes()
mod.u32(u32(ft.name.len))
mod.buf << ft.name.bytes()
mod.name(ft.mod)
mod.name(ft.name)
mod.buf << 0x00 // function
mod.u32(u32(ft.tidx))
}
for gt in mod.global_imports {
mod.u32(u32(gt.mod.len))
mod.buf << gt.mod.bytes()
mod.u32(u32(gt.name.len))
mod.buf << gt.name.bytes()
mod.name(gt.mod)
mod.name(gt.name)
mod.buf << 0x03 // global
mod.global_type(gt.typ, gt.is_mut)
}
@ -244,7 +236,7 @@ pub fn (mut mod Module) compile() []u8 {
continue
}
lsz++
mod.name(ft.name)
mod.name(ft.export_name or { ft.name })
mod.buf << 0x00 // function
mod.u32(u32(ft.idx + mod.fn_imports.len))
}