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Some JIT tuning

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This commit is contained in:
Rerumu 2021-12-12 02:23:13 -05:00
parent 78d4f12bde
commit 19350d1aef
1 changed files with 45 additions and 47 deletions
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92
wasm/runtime/luajit.lua
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@ -8,13 +8,11 @@ local u32 = ffi.typeof('uint32_t')
local u64 = ffi.typeof('uint64_t') local u64 = ffi.typeof('uint64_t')
local i64 = ffi.typeof('int64_t') local i64 = ffi.typeof('int64_t')
if jit and jit.opt then jit.opt.start('maxsnap=1000', 'loopunroll=500', 'maxmcode=2048') end
local function truncate(num) local function truncate(num)
if num >= 0 then if num >= 0 then
return math.floor(num) return (math.floor(num))
else else
return math.ceil(num) return (math.ceil(num))
end end
end end
@ -26,19 +24,19 @@ do
local to_signed = bit.tobit local to_signed = bit.tobit
function add.i32(a, b) return to_signed(a + b) end function add.i32(a, b) return (to_signed(a + b)) end
function add.i64(a, b) return a + b end function add.i64(a, b) return a + b end
function sub.i32(a, b) return to_signed(a - b) end function sub.i32(a, b) return (to_signed(a - b)) end
function sub.i64(a, b) return a - b end function sub.i64(a, b) return a - b end
function mul.i32(a, b) return to_signed(a * b) end function mul.i32(a, b) return (to_signed(a * b)) end
function mul.i64(a, b) return a * b end function mul.i64(a, b) return a * b end
function div.i32(lhs, rhs) function div.i32(lhs, rhs)
assert(rhs ~= 0, 'division by zero') assert(rhs ~= 0, 'division by zero')
return truncate(lhs / rhs) return (truncate(lhs / rhs))
end end
function div.u32(lhs, rhs) function div.u32(lhs, rhs)
@ -47,13 +45,13 @@ do
lhs = tonumber(u32(lhs)) lhs = tonumber(u32(lhs))
rhs = tonumber(u32(rhs)) rhs = tonumber(u32(rhs))
return to_signed(math.floor(lhs / rhs)) return (to_signed(math.floor(lhs / rhs)))
end end
function div.u64(lhs, rhs) function div.u64(lhs, rhs)
assert(rhs ~= 0, 'division by zero') assert(rhs ~= 0, 'division by zero')
return i64(u64(lhs) / u64(rhs)) return (i64(u64(lhs) / u64(rhs)))
end end
module.add = add module.add = add
@ -123,34 +121,34 @@ do
end end
end end
function eq.i32(lhs, rhs) return to_boolean(lhs == rhs) end function eq.i32(lhs, rhs) return (to_boolean(lhs == rhs)) end
function eq.i64(lhs, rhs) return to_boolean(lhs == rhs) end function eq.i64(lhs, rhs) return (to_boolean(lhs == rhs)) end
function eq.num(lhs, rhs) return to_boolean(lhs == rhs) end function eq.num(lhs, rhs) return (to_boolean(lhs == rhs)) end
function eqz.i32(lhs) return to_boolean(lhs == 0) end function eqz.i32(lhs) return (to_boolean(lhs == 0)) end
function eqz.i64(lhs) return to_boolean(lhs == 0) end function eqz.i64(lhs) return (to_boolean(lhs == 0)) end
function ne.i32(lhs, rhs) return to_boolean(lhs ~= rhs) end function ne.i32(lhs, rhs) return (to_boolean(lhs ~= rhs)) end
function ne.i64(lhs, rhs) return to_boolean(lhs ~= rhs) end function ne.i64(lhs, rhs) return (to_boolean(lhs ~= rhs)) end
function ne.num(lhs, rhs) return to_boolean(lhs ~= rhs) end function ne.num(lhs, rhs) return (to_boolean(lhs ~= rhs)) end
function ge.i32(lhs, rhs) return to_boolean(lhs >= rhs) end function ge.i32(lhs, rhs) return (to_boolean(lhs >= rhs)) end
function ge.i64(lhs, rhs) return to_boolean(lhs >= rhs) end function ge.i64(lhs, rhs) return (to_boolean(lhs >= rhs)) end
function ge.u32(lhs, rhs) return to_boolean(u32(lhs) >= u32(rhs)) end function ge.u32(lhs, rhs) return (to_boolean(u32(lhs) >= u32(rhs))) end
function ge.u64(lhs, rhs) return to_boolean(u64(lhs) >= u64(rhs)) end function ge.u64(lhs, rhs) return (to_boolean(u64(lhs) >= u64(rhs))) end
function gt.i32(lhs, rhs) return to_boolean(lhs > rhs) end function gt.i32(lhs, rhs) return (to_boolean(lhs > rhs)) end
function gt.i64(lhs, rhs) return to_boolean(lhs > rhs) end function gt.i64(lhs, rhs) return (to_boolean(lhs > rhs)) end
function gt.u32(lhs, rhs) return to_boolean(u32(lhs) > u32(rhs)) end function gt.u32(lhs, rhs) return (to_boolean(u32(lhs) > u32(rhs))) end
function gt.u64(lhs, rhs) return to_boolean(u64(lhs) > u64(rhs)) end function gt.u64(lhs, rhs) return (to_boolean(u64(lhs) > u64(rhs))) end
function le.i32(lhs, rhs) return to_boolean(lhs <= rhs) end function le.i32(lhs, rhs) return (to_boolean(lhs <= rhs)) end
function le.i64(lhs, rhs) return to_boolean(lhs <= rhs) end function le.i64(lhs, rhs) return (to_boolean(lhs <= rhs)) end
function le.u32(lhs, rhs) return to_boolean(u32(lhs) <= u32(rhs)) end function le.u32(lhs, rhs) return (to_boolean(u32(lhs) <= u32(rhs))) end
function le.u64(lhs, rhs) return to_boolean(u64(lhs) <= u64(rhs)) end function le.u64(lhs, rhs) return (to_boolean(u64(lhs) <= u64(rhs))) end
function lt.i32(lhs, rhs) return to_boolean(lhs < rhs) end function lt.i32(lhs, rhs) return (to_boolean(lhs < rhs)) end
function lt.i64(lhs, rhs) return to_boolean(lhs < rhs) end function lt.i64(lhs, rhs) return (to_boolean(lhs < rhs)) end
function lt.u32(lhs, rhs) return to_boolean(u32(lhs) < u32(rhs)) end function lt.u32(lhs, rhs) return (to_boolean(u32(lhs) < u32(rhs))) end
function lt.u64(lhs, rhs) return to_boolean(u64(lhs) < u64(rhs)) end function lt.u64(lhs, rhs) return (to_boolean(u64(lhs) < u64(rhs))) end
module.eqz = eqz module.eqz = eqz
module.eq = eq module.eq = eq
@ -228,7 +226,7 @@ do
double f64; double f64;
}]] }]]
local function truncate_i64(num) return i64(truncate(num)) end local function truncate_i64(num) return (i64(truncate(num))) end
function wrap.i32_i64(num) function wrap.i32_i64(num)
RE_INSTANCE.i64 = num RE_INSTANCE.i64 = num
@ -255,14 +253,14 @@ do
end end
function convert.f32_i32(num) return num end function convert.f32_i32(num) return num end
function convert.f32_u32(num) return tonumber(u32(num)) end function convert.f32_u32(num) return (tonumber(u32(num))) end
function convert.f32_i64(num) return tonumber(num) end function convert.f32_i64(num) return (tonumber(num)) end
function convert.f32_u64(num) return tonumber(u64(num)) end function convert.f32_u64(num) return (tonumber(u64(num))) end
function convert.f64_i32(num) return num end function convert.f64_i32(num) return num end
function convert.f64_u32(num) return tonumber(u32(num)) end function convert.f64_u32(num) return (tonumber(u32(num))) end
function convert.f64_i64(num) return tonumber(num) end function convert.f64_i64(num) return (tonumber(num)) end
function convert.f64_u64(num) return tonumber(u64(num)) end function convert.f64_u64(num) return (tonumber(u64(num))) end
function reinterpret.i32_f32(num) function reinterpret.i32_f32(num)
RE_INSTANCE.f32 = num RE_INSTANCE.f32 = num
@ -347,17 +345,17 @@ do
function load.i32(memory, addr) return by_offset(memory.data, addr).i32 end function load.i32(memory, addr) return by_offset(memory.data, addr).i32 end
function load.i64_i8(memory, addr) return i64(by_offset(memory.data, addr).i8) end function load.i64_i8(memory, addr) return (i64(by_offset(memory.data, addr).i8)) end
function load.i64_u8(memory, addr) return i64(by_offset(memory.data, addr).u8) end function load.i64_u8(memory, addr) return (i64(by_offset(memory.data, addr).u8)) end
function load.i64_i16(memory, addr) return i64(by_offset(memory.data, addr).i16) end function load.i64_i16(memory, addr) return (i64(by_offset(memory.data, addr).i16)) end
function load.i64_u16(memory, addr) return i64(by_offset(memory.data, addr).u16) end function load.i64_u16(memory, addr) return (i64(by_offset(memory.data, addr).u16)) end
function load.i64_i32(memory, addr) return i64(by_offset(memory.data, addr).i32) end function load.i64_i32(memory, addr) return (i64(by_offset(memory.data, addr).i32)) end
function load.i64_u32(memory, addr) return i64(by_offset(memory.data, addr).u32) end function load.i64_u32(memory, addr) return (i64(by_offset(memory.data, addr).u32)) end
function load.i64(memory, addr) return by_offset(memory.data, addr).i64 end function load.i64(memory, addr) return by_offset(memory.data, addr).i64 end