whamm 0.1.0

A framework for 'Wasm Application Monitoring and Manipulation'
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19

// ==================
// ---- CacheSim ----
// ==================

// CacheSim: instruments memory accesses and simulates a cache attached to the memory.

use cache;

wasm:opcode:*load*|*store*:before {
    report var hit: u32;
    report var miss: u32;

    var result: i32 = cache.check_access(effective_addr as i32, data_size as i32);
    var num_hits: i32 = (result & 0xFFFF0000) >> 16;
    var num_misses: i32 = (result & 0x0000FFFF);

    hit = hit + (num_hits as u32);
    miss = miss + (num_misses as u32);
}