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luaur_code_gen/methods/
assembly_builder_a_64_place_bfm.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_bfm(
8        &mut self,
9        name: *const core::ffi::c_char,
10        dst: RegisterA64,
11        src1: RegisterA64,
12        src2: i32,
13        op: u8,
14        immr: i32,
15        imms: i32,
16    ) {
17        if self.log_text {
18            self.log_c_char_register_a_64_register_a_64_i32(name, dst, src1, src2);
19        }
20
21        // Avoid CODEGEN_ASSERT! macro invocation here: it currently trips a type mismatch
22        // in assert_call_handler arguments elsewhere in the codebase.
23        debug_assert!(dst.kind() == KindA64::w || dst.kind() == KindA64::x);
24        debug_assert!(dst.kind() == src1.kind());
25
26        let sf = if dst.kind() == KindA64::x {
27            0x80000000
28        } else {
29            0
30        };
31        let n = if dst.kind() == KindA64::x { 1 << 22 } else { 0 };
32
33        self.place(
34            (dst.index() as u32)
35                | ((src1.index() as u32) << 5)
36                | ((imms as u32) << 10)
37                | ((immr as u32) << 16)
38                | n
39                | ((op as u32) << 23)
40                | sf,
41        );
42        self.commit();
43    }
44}