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luaur_code_gen/methods/
assembly_builder_a_64_place_i_12.rs

1use crate::enums::kind_a_64::KindA64;
2use crate::macros::codegen_assert::CODEGEN_ASSERT;
3use crate::records::assembly_builder_a_64::AssemblyBuilderA64;
4use crate::records::register_a_64::RegisterA64;
5
6impl AssemblyBuilderA64 {
7    pub fn place_i12(
8        &mut self,
9        name: *const core::ffi::c_char,
10        dst: RegisterA64,
11        src1: RegisterA64,
12        src2: i32,
13        op: u8,
14    ) {
15        if self.log_text {
16            self.log_c_char_register_a_64_register_a_64_i32(name, dst, src1, src2);
17        }
18
19        // Avoid CODEGEN_ASSERT! here: it currently expands to luaur_common::assert_call_handler
20        // which expects *const i8 parameters, but the macro supplies &str.
21        // Keep the same logical checks using plain Rust asserts instead.
22
23        assert!(dst.kind() == KindA64::w || dst.kind() == KindA64::x || dst == RegisterA64::sp);
24        assert!(
25            dst.kind() == src1.kind()
26                || (dst.kind() == KindA64::x && src1 == RegisterA64::sp)
27                || (dst == RegisterA64::sp && src1.kind() == KindA64::x)
28        );
29        assert!(src2 >= 0 && src2 < (1 << 12));
30
31        let sf = if dst.kind() != KindA64::w {
32            0x80000000
33        } else {
34            0
35        };
36
37        self.place(
38            (dst.index() as u32)
39                | ((src1.index() as u32) << 5)
40                | ((src2 as u32) << 10)
41                | ((op as u32) << 24)
42                | sf,
43        );
44        self.commit();
45    }
46}