vermilion-codegen 0.1.0

A code generator for the Vermilion virtual machine.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71

//! A module for Vermilion IR instructions.

use crate::entities::Value;

/// An instruction opcode, used when emitting binary.
#[derive(Clone)]
pub enum Opcode {
    Pop,
    Clone,
    Clear,
    Trap,
    BooleanAdd,
    BooleanSubtract,
    ByteAdd,
    ByteSubtract,
    ByteMultiply,
    ByteDivide,
    ByteRemainder,
    IntegerAdd,
    IntegerSubtract,
    IntegerMultiply,
    IntegerDivide,
    IntegerRemainder,
    FloatAdd,
    FloatSubtract,
    FloatMultiply,
    FloatDivide,
    FloatRemainder,
    CastBoolean,
    CastByte,
    CastInteger,
    CastFloat,
    NegateBoolean,
    NegateByte,
    NegateInteger,
    NegateFloat,
    Load,
    Store,
    Realloc,
    HeapSize,
    Alloc,
    ReallocSection,
    SectionAddr,
    SectionShiftLeft,
    SectionShiftRight,
    Free,
    FreeAndShift,
    Branch,
    BranchIfZero,
    BranchIfNotZero,
    Equal,
    GreaterThan,
    LessThan,
    GreaterThanOrEqual,
    LessThanOrEqual,
    Call,
    Return,
}

/// A struct that stores information about an instruction.
#[derive(Clone)]
pub struct InstructionData {

    /// The opcode of the instruction, which is translated
    /// directly to bytecode.
    pub opcode: Opcode,

    /// A list of instruction arguments.
    pub args: Vec<Value>,

}