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refactor(bytecode): OnAtom: build <-> decon (replaces: upper, lower)

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This commit is contained in:
Alain Zscheile 2022-09-24 02:07:32 +02:00
parent 6557e172e7
commit 391c478647
2 changed files with 4 additions and 21 deletions
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11
crates/fogtix-bytecode/src/consts.rs
View file

@ -1,13 +1,6 @@
use crate::parse::intern::Sealed;
use int_enum::IntEnum;
#[repr(u8)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, IntEnum)]
pub enum CallType {
Extern = 0x45, /* E */
Local = 0x4c, /* L */
}
#[repr(u8)]
#[derive(Clone, Copy, Debug, PartialEq, Eq, IntEnum)]
pub enum ValueType {
@ -41,8 +34,7 @@ pub enum OpType {
#[derive(Clone, Copy, Debug, PartialEq, Eq, IntEnum)]
pub enum AtomOp {
Build = 0x2e, /* . */
Upper = 0x30, /* 0 */
Lower = 0x31, /* 1 */
Decon = 0x2a, /* * */
}
// u16 because we assume we may add many additional math operations in the future
@ -54,7 +46,6 @@ pub enum MathBinOp {
Mul = 0x202a, /* * */
}
impl Sealed for CallType {}
impl Sealed for ValueType {}
impl Sealed for OpType {}
impl Sealed for AtomOp {}

14
crates/fogtix-vm/src/main.rs
View file

@ -286,21 +286,13 @@ impl Process {
}
}
}
Instr::OnAtom(AtomOp::Upper) => match self.stack.pop() {
Some(StackEntValue::Atom(Atom(b, _))) => {
Instr::OnAtom(AtomOp::Decon) => match self.stack.pop() {
Some(StackEntValue::Atom(Atom(b, a))) => {
self.stack.push(StackEntValue::Int(b));
}
x => {
tracing::error!("BIF :atom:upper @ {} called with {:?}", previptr, x);
break;
}
},
Instr::OnAtom(AtomOp::Lower) => match self.stack.pop() {
Some(StackEntValue::Atom(Atom(_, a))) => {
self.stack.push(StackEntValue::Int(a));
}
x => {
tracing::error!("BIF :atom:lower @ {} called with {:?}", previptr, x);
tracing::error!("BIF :atom:decon @ {} called with {:?}", previptr, x);
break;
}
},