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test(timing): compare prefetch cancellation with published observations

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0xrsydn 2026-10-06 21:04:47 +07:00
commit 8930ea93b4
14 changed files with 487 additions and 8 deletions
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crates/gba-core/tests/timing.rs
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@ -113,7 +113,7 @@ fn internal_regions_and_ewram_use_fixed_width_specific_costs() {
#[test]
fn stored_prefetch_phi_and_sram_settings_do_not_change_supported_bus_costs() {
// Explicit limitation: no prefetch queue, PHI output, or SRAM mapping yet.
// This stateless helper excludes opcode prefetch. PHI output and SRAM remain unmapped.
for width in [AccessWidth::Halfword, AccessWidth::Word] {
for address in [ROM_START, ROM_START + 4, 0x0a00_0004, 0x0c00_0004] {
for kind in [AccessKind::NonSequential, AccessKind::Sequential] {