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synced 2023-08-10 21:13:21 +03:00
60 lines
1.5 KiB
V
60 lines
1.5 KiB
V
module main
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import wasm
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fn test_debug() {
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mut m := wasm.Module{}
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m.enable_debug('hello VLANG!')
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// FuncType with debuginfo/name
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func_type := wasm.FuncType{[.i32_t, .i32_t], [.i32_t], 'fn_<int_int>_int'}
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// []?string, named function parameters
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param_names := [?string('a'), 'b']
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mut a1 := m.new_debug_function('add', func_type, param_names)
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{
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loc := a1.new_local_named(.i32_t, 'intermediary')
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a1.local_get(0)
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a1.local_get(1)
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a1.add(.i32_t)
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a1.local_set(loc)
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a1.local_get(loc)
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}
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m.commit(a1, false)
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validate(m.compile()) or { panic(err) }
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}
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fn test_wasi_debug() {
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mut m := wasm.Module{}
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m.enable_debug('hello!')
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m.new_global('__vsp', true, .i32_t, true, wasm.constexpr_value(10))
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m.new_global_import('env', 'glble', .i32_t, false)
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m.new_function_import('wasi_unstable', 'proc_exit', [.i32_t], [])
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m.new_function_import('wasi_unstable', 'fd_write', [.i32_t, .i32_t, .i32_t, .i32_t],
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[.i32_t])
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m.assign_memory('memory', true, 1, none)
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m.new_data_segment('CIOVec.str', 0, [u8(8), 0, 0, 0]) // pointer to string
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m.new_data_segment('CIOVec.len', 4, [u8(13), 0, 0, 0]) // length of string
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m.new_data_segment(none, 8, 'Hello, WASI!\n'.bytes())
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mut func := m.new_function('_start', [], [])
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{
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func.new_local_named(.i32_t, 'loc')
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func.i32_const(1) // stdout
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func.i32_const(0) // *iovs
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func.i32_const(1) // 1 iov
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func.i32_const(-1) // *retptrs
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func.call_import('wasi_unstable', 'fd_write')
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func.drop()
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func.i32_const(0)
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func.call_import('wasi_unstable', 'proc_exit')
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}
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m.commit(func, true)
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print(m.compile().bytestr())
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}
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