smoke_regalloc_min6.nx source
↩ module page · 29 lines · 933 B
1// 2 consts + binop, NO return -- isolate whether binop alone crashes.
2import "syscalls.nx"
3import "types.nx"
4import "ir.nx"
5import "regalloc.nx"
6
7func main() -> i64 {
8 let m_raw: *u8 = sys_mmap(256)
9 let m: *Module = m_raw as *Module
10 m.functions = 0 as *Function
11 m.n_functions = 0
12 let f: *Function = ir_function_new(m, "binop" as *u8, 5, ir_type_i64())
13 let b: *BasicBlock = ir_block_new(f)
14 let c1: i64 = ir_const_i64(f, 10)
15 let c2: i64 = ir_const_i64(f, 20)
16 ir_emit_binop(b, OP_ADD, c1, c2, ir_type_i64())
17 // NO return.
18
19 let locs_raw: *u8 = sys_mmap(4096)
20 let locs: *ValueLoc = locs_raw as *ValueLoc
21 let mask_raw: *u8 = sys_mmap(16)
22 let mask: *i64 = mask_raw as *i64
23 *mask = 0
24 let sb_raw: *u8 = sys_mmap(16)
25 let sb: *i64 = sb_raw as *i64
26 *sb = 0
27 regalloc_function(f, locs, mask, sb)
28 return __syscall(93, 42, 0, 0, 0, 0, 0)
29}