/
wasm.wat
213 lines (212 loc) · 4.28 KB
/
wasm.wat
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(module
(export "mul" (func $mul))
(export "div_s" (func $div_s))
(export "div_u" (func $div_u))
(export "rem_s" (func $rem_s))
(export "rem_u" (func $rem_u))
(export "get_high" (func $get_high))
(global $high (mut i32) (i32.const 0))
(func $get_high (result i32)
(get_global $high)
)
(func $mul (param $xl i32) (param $xh i32) (param $yl i32) (param $yh i32) (result i32)
(local $result i64)
(set_local $result
(i64.mul
(i64.or
(i64.extend_u/i32
(get_local $xl)
)
(i64.shl
(i64.extend_u/i32
(get_local $xh)
)
(i64.const 32)
)
)
(i64.or
(i64.extend_u/i32
(get_local $yl)
)
(i64.shl
(i64.extend_u/i32
(get_local $yh)
)
(i64.const 32)
)
)
)
)
(set_global $high
(i32.wrap/i64
(i64.shr_s
(get_local $result)
(i64.const 32)
)
)
)
(i32.wrap/i64
(get_local $result)
)
)
(func $div_s (param $xl i32) (param $xh i32) (param $yl i32) (param $yh i32) (result i32)
(local $result i64)
(set_local $result
(i64.div_s
(i64.or
(i64.extend_u/i32
(get_local $xl)
)
(i64.shl
(i64.extend_u/i32
(get_local $xh)
)
(i64.const 32)
)
)
(i64.or
(i64.extend_u/i32
(get_local $yl)
)
(i64.shl
(i64.extend_u/i32
(get_local $yh)
)
(i64.const 32)
)
)
)
)
(set_global $high
(i32.wrap/i64
(i64.shr_s
(get_local $result)
(i64.const 32)
)
)
)
(i32.wrap/i64
(get_local $result)
)
)
(func $div_u (param $xl i32) (param $xh i32) (param $yl i32) (param $yh i32) (result i32)
(local $result i64)
(set_local $result
(i64.div_u
(i64.or
(i64.extend_u/i32
(get_local $xl)
)
(i64.shl
(i64.extend_u/i32
(get_local $xh)
)
(i64.const 32)
)
)
(i64.or
(i64.extend_u/i32
(get_local $yl)
)
(i64.shl
(i64.extend_u/i32
(get_local $yh)
)
(i64.const 32)
)
)
)
)
(set_global $high
(i32.wrap/i64
(i64.shr_s
(get_local $result)
(i64.const 32)
)
)
)
(i32.wrap/i64
(get_local $result)
)
)
(func $rem_s (param $xl i32) (param $xh i32) (param $yl i32) (param $yh i32) (result i32)
(local $result i64)
(set_local $result
(i64.rem_s
(i64.or
(i64.extend_u/i32
(get_local $xl)
)
(i64.shl
(i64.extend_u/i32
(get_local $xh)
)
(i64.const 32)
)
)
(i64.or
(i64.extend_u/i32
(get_local $yl)
)
(i64.shl
(i64.extend_u/i32
(get_local $yh)
)
(i64.const 32)
)
)
)
)
(set_global $high
(i32.wrap/i64
(i64.shr_s
(get_local $result)
(i64.const 32)
)
)
)
(i32.wrap/i64
(get_local $result)
)
)
(func $rem_u (param $xl i32) (param $xh i32) (param $yl i32) (param $yh i32) (result i32)
(local $result i64)
(set_local $result
(i64.rem_u
(i64.or
(i64.extend_u/i32
(get_local $xl)
)
(i64.shl
(i64.extend_u/i32
(get_local $xh)
)
(i64.const 32)
)
)
(i64.or
(i64.extend_u/i32
(get_local $yl)
)
(i64.shl
(i64.extend_u/i32
(get_local $yh)
)
(i64.const 32)
)
)
)
)
(set_global $high
(i32.wrap/i64
(i64.shr_s
(get_local $result)
(i64.const 32)
)
)
)
(i32.wrap/i64
(get_local $result)
)
)
)