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Begin REL analysis & rework lots of code to be section-address aware

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This commit is contained in:
Luke Street
2023-08-17 22:09:45 -04:00
parent 347889773d
commit 5843ee021e
27 changed files with 1813 additions and 1227 deletions
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19
src/analysis/pass.rs
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@@ -21,8 +21,9 @@ pub const TRK_TABLE_SIZE: u32 = 0x1F34; // always?
impl AnalysisPass for FindTRKInterruptVectorTable {
fn execute(state: &mut AnalyzerState, obj: &ObjInfo) -> Result<()> {
for (&start, _) in state.function_bounds.iter().filter(|&(_, &end)| end == 0) {
let (section, data) = match obj.section_data(start, 0) {
Ok((section, data)) => (section, data),
let (section_index, section) = obj.sections.at_address(start)?;
let data = match section.data_range(start, 0) {
Ok(ret) => ret,
Err(_) => continue,
};
if data.starts_with(TRK_TABLE_HEADER.as_bytes())
@@ -33,7 +34,7 @@ impl AnalysisPass for FindTRKInterruptVectorTable {
name: "gTRKInterruptVectorTable".to_string(),
demangled_name: None,
address: start as u64,
section: Some(section.index),
section: Some(section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(FlagSet::from(ObjSymbolFlags::Global)),
@@ -46,7 +47,7 @@ impl AnalysisPass for FindTRKInterruptVectorTable {
name: "gTRKInterruptVectorTableEnd".to_string(),
demangled_name: None,
address: end as u64,
section: Some(section.index),
section: Some(section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(FlagSet::from(ObjSymbolFlags::Global)),
@@ -78,7 +79,11 @@ impl AnalysisPass for FindSaveRestSleds {
const SLED_SIZE: usize = 19 * 4; // registers 14-31 + blr
let mut clear_ranges: Vec<Range<u32>> = vec![];
for (&start, _) in state.function_bounds.iter().filter(|&(_, &end)| end != 0) {
let (section, data) = obj.section_data(start, 0)?;
let (section_index, section) = obj.sections.at_address(start)?;
let data = match section.data_range(start, 0) {
Ok(ret) => ret,
Err(_) => continue,
};
for (needle, func, label) in &SLEDS {
if data.starts_with(needle) {
log::debug!("Found {} @ {:#010X}", func, start);
@@ -87,7 +92,7 @@ impl AnalysisPass for FindSaveRestSleds {
name: func.to_string(),
demangled_name: None,
address: start as u64,
section: Some(section.index),
section: Some(section_index),
size: SLED_SIZE as u64,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),
@@ -101,7 +106,7 @@ impl AnalysisPass for FindSaveRestSleds {
name: format!("{}{}", label, i),
demangled_name: None,
address: addr as u64,
section: Some(section.index),
section: Some(section_index),
size: 0,
size_known: true,
flags: ObjSymbolFlagSet(ObjSymbolFlags::Global.into()),