luaur_code_gen/records/
register_a_64.rs

1use crate::enums::kind_a_64::KindA64;
2
3#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
4#[repr(C)]
5pub struct RegisterA64 {
6    pub(crate) bits: u8,
7}
8
9// The C++ `RegisterA64` is a `{uint8_t index:5; KindA64 kind:3;}` bitfield; this
10// port packs both into one `bits` byte (kind low 3, index high 5). `make`
11// reproduces the `inline constexpr RegisterA64 name{kind, index}` globals from
12// RegisterA64.h, which the extractor does not emit as nodes.
13#[allow(non_upper_case_globals)]
14impl RegisterA64 {
15    pub(crate) const KIND_MASK: u8 = 0x07;
16    pub(crate) const INDEX_MASK: u8 = 0xF8;
17    pub(crate) const INDEX_SHIFT: u32 = 3;
18
19    const fn make(kind: KindA64, index: u8) -> Self {
20        RegisterA64 {
21            bits: (index << Self::INDEX_SHIFT) | (kind as u8),
22        }
23    }
24
25    pub fn kind(&self) -> KindA64 {
26        // C++ reads the 3-bit `kind` bitfield as a raw reinterpret. Rust forbids
27        // an out-of-range enum value (a `transmute` of an invalid discriminant
28        // is a NON-UNWINDING panic that aborts the whole process), so match
29        // explicitly. Only 0..=5 are valid; an out-of-range encoding signals an
30        // upstream bug — collapse it to `none`, which (like C++'s out-of-range
31        // read) compares unequal to every real GPR/FP kind in the assert checks,
32        // turning a process abort into a localized, debuggable test failure.
33        match self.bits & Self::KIND_MASK {
34            0 => KindA64::none,
35            1 => KindA64::w,
36            2 => KindA64::x,
37            3 => KindA64::s,
38            4 => KindA64::d,
39            5 => KindA64::q,
40            _ => KindA64::none,
41        }
42    }
43
44    pub fn index(&self) -> u8 {
45        (self.bits & Self::INDEX_MASK) >> Self::INDEX_SHIFT
46    }
47
48    // RegisterA64.h register constants.
49    pub const noreg: RegisterA64 = Self::make(KindA64::none, 0);
50    pub const w0: RegisterA64 = Self::make(KindA64::w, 0);
51    pub const w1: RegisterA64 = Self::make(KindA64::w, 1);
52    pub const w2: RegisterA64 = Self::make(KindA64::w, 2);
53    pub const w3: RegisterA64 = Self::make(KindA64::w, 3);
54    pub const w4: RegisterA64 = Self::make(KindA64::w, 4);
55    pub const w5: RegisterA64 = Self::make(KindA64::w, 5);
56    pub const w6: RegisterA64 = Self::make(KindA64::w, 6);
57    pub const w7: RegisterA64 = Self::make(KindA64::w, 7);
58    pub const w8: RegisterA64 = Self::make(KindA64::w, 8);
59    pub const w9: RegisterA64 = Self::make(KindA64::w, 9);
60    pub const w10: RegisterA64 = Self::make(KindA64::w, 10);
61    pub const w11: RegisterA64 = Self::make(KindA64::w, 11);
62    pub const w12: RegisterA64 = Self::make(KindA64::w, 12);
63    pub const w13: RegisterA64 = Self::make(KindA64::w, 13);
64    pub const w14: RegisterA64 = Self::make(KindA64::w, 14);
65    pub const w15: RegisterA64 = Self::make(KindA64::w, 15);
66    pub const w16: RegisterA64 = Self::make(KindA64::w, 16);
67    pub const w17: RegisterA64 = Self::make(KindA64::w, 17);
68    pub const w18: RegisterA64 = Self::make(KindA64::w, 18);
69    pub const w19: RegisterA64 = Self::make(KindA64::w, 19);
70    pub const w20: RegisterA64 = Self::make(KindA64::w, 20);
71    pub const w21: RegisterA64 = Self::make(KindA64::w, 21);
72    pub const w22: RegisterA64 = Self::make(KindA64::w, 22);
73    pub const w23: RegisterA64 = Self::make(KindA64::w, 23);
74    pub const w24: RegisterA64 = Self::make(KindA64::w, 24);
75    pub const w25: RegisterA64 = Self::make(KindA64::w, 25);
76    pub const w26: RegisterA64 = Self::make(KindA64::w, 26);
77    pub const w27: RegisterA64 = Self::make(KindA64::w, 27);
78    pub const w28: RegisterA64 = Self::make(KindA64::w, 28);
79    pub const w29: RegisterA64 = Self::make(KindA64::w, 29);
80    pub const w30: RegisterA64 = Self::make(KindA64::w, 30);
81    pub const wzr: RegisterA64 = Self::make(KindA64::w, 31);
82    pub const x0: RegisterA64 = Self::make(KindA64::x, 0);
83    pub const x1: RegisterA64 = Self::make(KindA64::x, 1);
84    pub const x2: RegisterA64 = Self::make(KindA64::x, 2);
85    pub const x3: RegisterA64 = Self::make(KindA64::x, 3);
86    pub const x4: RegisterA64 = Self::make(KindA64::x, 4);
87    pub const x5: RegisterA64 = Self::make(KindA64::x, 5);
88    pub const x6: RegisterA64 = Self::make(KindA64::x, 6);
89    pub const x7: RegisterA64 = Self::make(KindA64::x, 7);
90    pub const x8: RegisterA64 = Self::make(KindA64::x, 8);
91    pub const x9: RegisterA64 = Self::make(KindA64::x, 9);
92    pub const x10: RegisterA64 = Self::make(KindA64::x, 10);
93    pub const x11: RegisterA64 = Self::make(KindA64::x, 11);
94    pub const x12: RegisterA64 = Self::make(KindA64::x, 12);
95    pub const x13: RegisterA64 = Self::make(KindA64::x, 13);
96    pub const x14: RegisterA64 = Self::make(KindA64::x, 14);
97    pub const x15: RegisterA64 = Self::make(KindA64::x, 15);
98    pub const x16: RegisterA64 = Self::make(KindA64::x, 16);
99    pub const x17: RegisterA64 = Self::make(KindA64::x, 17);
100    pub const x18: RegisterA64 = Self::make(KindA64::x, 18);
101    pub const x19: RegisterA64 = Self::make(KindA64::x, 19);
102    pub const x20: RegisterA64 = Self::make(KindA64::x, 20);
103    pub const x21: RegisterA64 = Self::make(KindA64::x, 21);
104    pub const x22: RegisterA64 = Self::make(KindA64::x, 22);
105    pub const x23: RegisterA64 = Self::make(KindA64::x, 23);
106    pub const x24: RegisterA64 = Self::make(KindA64::x, 24);
107    pub const x25: RegisterA64 = Self::make(KindA64::x, 25);
108    pub const x26: RegisterA64 = Self::make(KindA64::x, 26);
109    pub const x27: RegisterA64 = Self::make(KindA64::x, 27);
110    pub const x28: RegisterA64 = Self::make(KindA64::x, 28);
111    pub const x29: RegisterA64 = Self::make(KindA64::x, 29);
112    pub const x30: RegisterA64 = Self::make(KindA64::x, 30);
113    pub const xzr: RegisterA64 = Self::make(KindA64::x, 31);
114    pub const sp: RegisterA64 = Self::make(KindA64::none, 31);
115    pub const s0: RegisterA64 = Self::make(KindA64::s, 0);
116    pub const s1: RegisterA64 = Self::make(KindA64::s, 1);
117    pub const s2: RegisterA64 = Self::make(KindA64::s, 2);
118    pub const s3: RegisterA64 = Self::make(KindA64::s, 3);
119    pub const s4: RegisterA64 = Self::make(KindA64::s, 4);
120    pub const s5: RegisterA64 = Self::make(KindA64::s, 5);
121    pub const s6: RegisterA64 = Self::make(KindA64::s, 6);
122    pub const s7: RegisterA64 = Self::make(KindA64::s, 7);
123    pub const s8: RegisterA64 = Self::make(KindA64::s, 8);
124    pub const s9: RegisterA64 = Self::make(KindA64::s, 9);
125    pub const s10: RegisterA64 = Self::make(KindA64::s, 10);
126    pub const s11: RegisterA64 = Self::make(KindA64::s, 11);
127    pub const s12: RegisterA64 = Self::make(KindA64::s, 12);
128    pub const s13: RegisterA64 = Self::make(KindA64::s, 13);
129    pub const s14: RegisterA64 = Self::make(KindA64::s, 14);
130    pub const s15: RegisterA64 = Self::make(KindA64::s, 15);
131    pub const s16: RegisterA64 = Self::make(KindA64::s, 16);
132    pub const s17: RegisterA64 = Self::make(KindA64::s, 17);
133    pub const s18: RegisterA64 = Self::make(KindA64::s, 18);
134    pub const s19: RegisterA64 = Self::make(KindA64::s, 19);
135    pub const s20: RegisterA64 = Self::make(KindA64::s, 20);
136    pub const s21: RegisterA64 = Self::make(KindA64::s, 21);
137    pub const s22: RegisterA64 = Self::make(KindA64::s, 22);
138    pub const s23: RegisterA64 = Self::make(KindA64::s, 23);
139    pub const s24: RegisterA64 = Self::make(KindA64::s, 24);
140    pub const s25: RegisterA64 = Self::make(KindA64::s, 25);
141    pub const s26: RegisterA64 = Self::make(KindA64::s, 26);
142    pub const s27: RegisterA64 = Self::make(KindA64::s, 27);
143    pub const s28: RegisterA64 = Self::make(KindA64::s, 28);
144    pub const s29: RegisterA64 = Self::make(KindA64::s, 29);
145    pub const s30: RegisterA64 = Self::make(KindA64::s, 30);
146    pub const s31: RegisterA64 = Self::make(KindA64::s, 31);
147    pub const d0: RegisterA64 = Self::make(KindA64::d, 0);
148    pub const d1: RegisterA64 = Self::make(KindA64::d, 1);
149    pub const d2: RegisterA64 = Self::make(KindA64::d, 2);
150    pub const d3: RegisterA64 = Self::make(KindA64::d, 3);
151    pub const d4: RegisterA64 = Self::make(KindA64::d, 4);
152    pub const d5: RegisterA64 = Self::make(KindA64::d, 5);
153    pub const d6: RegisterA64 = Self::make(KindA64::d, 6);
154    pub const d7: RegisterA64 = Self::make(KindA64::d, 7);
155    pub const d8: RegisterA64 = Self::make(KindA64::d, 8);
156    pub const d9: RegisterA64 = Self::make(KindA64::d, 9);
157    pub const d10: RegisterA64 = Self::make(KindA64::d, 10);
158    pub const d11: RegisterA64 = Self::make(KindA64::d, 11);
159    pub const d12: RegisterA64 = Self::make(KindA64::d, 12);
160    pub const d13: RegisterA64 = Self::make(KindA64::d, 13);
161    pub const d14: RegisterA64 = Self::make(KindA64::d, 14);
162    pub const d15: RegisterA64 = Self::make(KindA64::d, 15);
163    pub const d16: RegisterA64 = Self::make(KindA64::d, 16);
164    pub const d17: RegisterA64 = Self::make(KindA64::d, 17);
165    pub const d18: RegisterA64 = Self::make(KindA64::d, 18);
166    pub const d19: RegisterA64 = Self::make(KindA64::d, 19);
167    pub const d20: RegisterA64 = Self::make(KindA64::d, 20);
168    pub const d21: RegisterA64 = Self::make(KindA64::d, 21);
169    pub const d22: RegisterA64 = Self::make(KindA64::d, 22);
170    pub const d23: RegisterA64 = Self::make(KindA64::d, 23);
171    pub const d24: RegisterA64 = Self::make(KindA64::d, 24);
172    pub const d25: RegisterA64 = Self::make(KindA64::d, 25);
173    pub const d26: RegisterA64 = Self::make(KindA64::d, 26);
174    pub const d27: RegisterA64 = Self::make(KindA64::d, 27);
175    pub const d28: RegisterA64 = Self::make(KindA64::d, 28);
176    pub const d29: RegisterA64 = Self::make(KindA64::d, 29);
177    pub const d30: RegisterA64 = Self::make(KindA64::d, 30);
178    pub const d31: RegisterA64 = Self::make(KindA64::d, 31);
179    pub const q0: RegisterA64 = Self::make(KindA64::q, 0);
180    pub const q1: RegisterA64 = Self::make(KindA64::q, 1);
181    pub const q2: RegisterA64 = Self::make(KindA64::q, 2);
182    pub const q3: RegisterA64 = Self::make(KindA64::q, 3);
183    pub const q4: RegisterA64 = Self::make(KindA64::q, 4);
184    pub const q5: RegisterA64 = Self::make(KindA64::q, 5);
185    pub const q6: RegisterA64 = Self::make(KindA64::q, 6);
186    pub const q7: RegisterA64 = Self::make(KindA64::q, 7);
187    pub const q8: RegisterA64 = Self::make(KindA64::q, 8);
188    pub const q9: RegisterA64 = Self::make(KindA64::q, 9);
189    pub const q10: RegisterA64 = Self::make(KindA64::q, 10);
190    pub const q11: RegisterA64 = Self::make(KindA64::q, 11);
191    pub const q12: RegisterA64 = Self::make(KindA64::q, 12);
192    pub const q13: RegisterA64 = Self::make(KindA64::q, 13);
193    pub const q14: RegisterA64 = Self::make(KindA64::q, 14);
194    pub const q15: RegisterA64 = Self::make(KindA64::q, 15);
195    pub const q16: RegisterA64 = Self::make(KindA64::q, 16);
196    pub const q17: RegisterA64 = Self::make(KindA64::q, 17);
197    pub const q18: RegisterA64 = Self::make(KindA64::q, 18);
198    pub const q19: RegisterA64 = Self::make(KindA64::q, 19);
199    pub const q20: RegisterA64 = Self::make(KindA64::q, 20);
200    pub const q21: RegisterA64 = Self::make(KindA64::q, 21);
201    pub const q22: RegisterA64 = Self::make(KindA64::q, 22);
202    pub const q23: RegisterA64 = Self::make(KindA64::q, 23);
203    pub const q24: RegisterA64 = Self::make(KindA64::q, 24);
204    pub const q25: RegisterA64 = Self::make(KindA64::q, 25);
205    pub const q26: RegisterA64 = Self::make(KindA64::q, 26);
206    pub const q27: RegisterA64 = Self::make(KindA64::q, 27);
207    pub const q28: RegisterA64 = Self::make(KindA64::q, 28);
208    pub const q29: RegisterA64 = Self::make(KindA64::q, 29);
209    pub const q30: RegisterA64 = Self::make(KindA64::q, 30);
210    pub const q31: RegisterA64 = Self::make(KindA64::q, 31);
211}
212
213impl Default for RegisterA64 {
214    fn default() -> Self {
215        Self {
216            bits: KindA64::none as u8,
217        }
218    }
219}
luaur_code_gen/records/register_a_64.rs

luaur_code_gen/records/
register_a_64.rs
