Update rabbitizer, deny.toml

* Rewrite Affix::find to be much simpler

* Rename Affix::find parameters to not be string

* Remove unused `LevMatchingBlock` struct

* Make `Affix` type simpler

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "objdiff"
-version = "0.2.3"
+version = "0.3.0"
 edition = "2021"
 rust-version = "1.65"
 authors = ["Luke Street <luke@street.dev>"]
@@ -17,31 +17,40 @@ lto = "thin"
 strip = "debuginfo"
 
 [dependencies]
-anyhow = "1.0.66"
+anyhow = "1.0.68"
 bytes = "1.3.0"
 cfg-if = "1.0.0"
 const_format = "0.2.30"
-cwdemangle = { git = "https://github.com/encounter/cwdemangle", rev = "286f3d1d29ee2457db89043782725631845c3e4c" }
-eframe = { version = "0.19.0", features = ["persistence"] } # , "wgpu"
-egui = "0.19.0"
-egui_extras = "0.19.0"
+cwdemangle = "0.1.4"
+eframe = { version = "0.20.1", features = ["persistence"] } # , "wgpu"
+egui = "0.20.1"
+egui_extras = "0.20.0"
 flagset = "0.4.3"
 log = "0.4.17"
 memmap2 = "0.5.8"
 notify = "5.0.0"
-object = { version = "0.30.0", features = ["read_core", "std", "elf"], default-features = false }
+object = { version = "0.30.2", features = ["read_core", "std", "elf"], default-features = false }
 png = "0.17.7"
-ppc750cl = { git = "https://github.com/encounter/ppc750cl", rev = "aa631a33de7882c679afca89350898b87cb3ba3f" }
-rabbitizer = { git = "https://github.com/encounter/rabbitizer-rs", rev = "10c279b2ef251c62885b1dcdcfe740b0db8e9956" }
-reqwest = "0.11.13"
-rfd = { version = "0.10.0" } # , default-features = false, features = ['xdg-portal']
-self_update = "0.32.0"
+ppc750cl = { git = "https://github.com/terorie/ppc750cl", rev = "9ae36eef34aa6d74e00972c7671f547a2acfd0aa" }
+rabbitizer = "1.5.8"
+rfd = { version = "0.10.0" } #, default-features = false, features = ['xdg-portal']
 serde = { version = "1", features = ["derive"] }
 tempfile = "3.3.0"
-thiserror = "1.0.37"
+thiserror = "1.0.38"
 time = { version = "0.3.17", features = ["formatting", "local-offset"] }
-toml = "0.5.9"
+toml = "0.5.11"
 twox-hash = "1.6.3"
+byteorder = "1.4.3"
+
+# For Linux static binaries, use rustls
+[target.'cfg(target_os = "linux")'.dependencies]
+reqwest = { version = "0.11.14", default-features = false, features = ["blocking", "json", "rustls"] }
+self_update = { version = "0.34.0", default-features = false, features = ["rustls"] }
+
+# For all other platforms, use native TLS
+[target.'cfg(not(target_os = "linux"))'.dependencies]
+reqwest = "0.11.14"
+self_update = "0.34.0"
 
 [target.'cfg(windows)'.dependencies]
 path-slash = "0.2.1"
@@ -63,5 +72,5 @@ console_error_panic_hook = "0.1.7"
 tracing-wasm = "0.2"
 
 [build-dependencies]
-anyhow = "1.0.66"
-vergen = { version = "7.4.3", features = ["build", "cargo", "git"], default-features = false }
+anyhow = "1.0.68"
+vergen = { version = "7.5.0", features = ["build", "cargo", "git"], default-features = false }

deny.toml

@@ -48,7 +48,9 @@ notice = "warn"
 # A list of advisory IDs to ignore. Note that ignored advisories will still
 # output a note when they are encountered.
 ignore = [
-    #"RUSTSEC-0000-0000",
+    # git2 (build dependency)
+    "RUSTSEC-2023-0002",
+    "RUSTSEC-2023-0003",
 ]
 # Threshold for security vulnerabilities, any vulnerability with a CVSS score
 # lower than the range specified will be ignored. Note that ignored advisories
@@ -81,6 +83,9 @@ allow = [
     "Unicode-DFS-2016",
     "Zlib",
     "0BSD",
+    "OFL-1.1",
+    "LicenseRef-UFL-1.0",
+    "OpenSSL",
 ]
 # List of explictly disallowed licenses
 # See https://spdx.org/licenses/ for list of possible licenses
@@ -118,22 +123,22 @@ exceptions = [
 # Some crates don't have (easily) machine readable licensing information,
 # adding a clarification entry for it allows you to manually specify the
 # licensing information
-#[[licenses.clarify]]
+[[licenses.clarify]]
 # The name of the crate the clarification applies to
-#name = "ring"
+name = "ring"
 # The optional version constraint for the crate
-#version = "*"
+version = "*"
 # The SPDX expression for the license requirements of the crate
-#expression = "MIT AND ISC AND OpenSSL"
+expression = "MIT AND ISC AND OpenSSL"
 # One or more files in the crate's source used as the "source of truth" for
 # the license expression. If the contents match, the clarification will be used
 # when running the license check, otherwise the clarification will be ignored
 # and the crate will be checked normally, which may produce warnings or errors
 # depending on the rest of your configuration
-#license-files = [
+license-files = [
     # Each entry is a crate relative path, and the (opaque) hash of its contents
-    #{ path = "LICENSE", hash = 0xbd0eed23 }
-#]
+    { path = "LICENSE", hash = 0xbd0eed23 }
+]
 
 [licenses.private]
 # If true, ignores workspace crates that aren't published, or are only

src/diff.rs

@@ -17,14 +17,19 @@ fn no_diff_code(
     data: &[u8],
     symbol: &mut ObjSymbol,
     relocs: &[ObjReloc],
+    line_info: &Option<BTreeMap<u32, u32>>,
 ) -> Result<()> {
     let code =
         &data[symbol.section_address as usize..(symbol.section_address + symbol.size) as usize];
     let (_, ins) = match arch {
-        ObjArchitecture::PowerPc => ppc::process_code(code, symbol.address, relocs)?,
-        ObjArchitecture::Mips => {
-            mips::process_code(code, symbol.address, symbol.address + symbol.size, relocs)?
-        }
+        ObjArchitecture::PowerPc => ppc::process_code(code, symbol.address, relocs, line_info)?,
+        ObjArchitecture::Mips => mips::process_code(
+            code,
+            symbol.address,
+            symbol.address + symbol.size,
+            relocs,
+            line_info,
+        )?,
     };
 
     let mut diff = Vec::<ObjInsDiff>::new();
@@ -36,6 +41,7 @@ fn no_diff_code(
     Ok(())
 }
 
+#[allow(clippy::too_many_arguments)]
 pub fn diff_code(
     arch: ObjArchitecture,
     left_data: &[u8],
@@ -44,6 +50,8 @@ pub fn diff_code(
     right_symbol: &mut ObjSymbol,
     left_relocs: &[ObjReloc],
     right_relocs: &[ObjReloc],
+    left_line_info: &Option<BTreeMap<u32, u32>>,
+    right_line_info: &Option<BTreeMap<u32, u32>>,
 ) -> Result<()> {
     let left_code = &left_data[left_symbol.section_address as usize
         ..(left_symbol.section_address + left_symbol.size) as usize];
@@ -51,8 +59,8 @@ pub fn diff_code(
         ..(right_symbol.section_address + right_symbol.size) as usize];
     let ((left_ops, left_insts), (right_ops, right_insts)) = match arch {
         ObjArchitecture::PowerPc => (
-            ppc::process_code(left_code, left_symbol.address, left_relocs)?,
-            ppc::process_code(right_code, right_symbol.address, right_relocs)?,
+            ppc::process_code(left_code, left_symbol.address, left_relocs, left_line_info)?,
+            ppc::process_code(right_code, right_symbol.address, right_relocs, right_line_info)?,
         ),
         ObjArchitecture::Mips => (
             mips::process_code(
@@ -60,12 +68,14 @@ pub fn diff_code(
                 left_symbol.address,
                 left_symbol.address + left_symbol.size,
                 left_relocs,
+                left_line_info,
             )?,
             mips::process_code(
                 right_code,
                 right_symbol.address,
                 left_symbol.address + left_symbol.size,
                 right_relocs,
+                right_line_info,
             )?,
         ),
     };
@@ -353,17 +363,13 @@ fn compare_ins(
     Ok(result)
 }
 
-fn find_section<'a>(obj: &'a mut ObjInfo, name: &str) -> Option<&'a mut ObjSection> {
-    obj.sections.iter_mut().find(|s| s.name == name)
-}
-
 fn find_symbol<'a>(symbols: &'a mut [ObjSymbol], name: &str) -> Option<&'a mut ObjSymbol> {
     symbols.iter_mut().find(|s| s.name == name)
 }
 
 pub fn diff_objs(left: &mut ObjInfo, right: &mut ObjInfo, _diff_config: &DiffConfig) -> Result<()> {
     for left_section in &mut left.sections {
-        let Some(right_section) = find_section(right, &left_section.name) else {
+        let Some(right_section) = right.sections.iter_mut().find(|s| s.name == left_section.name) else {
             continue;
         };
         if left_section.kind == ObjSectionKind::Code {
@@ -381,6 +387,8 @@ pub fn diff_objs(left: &mut ObjInfo, right: &mut ObjInfo, _diff_config: &DiffCon
                         right_symbol,
                         &left_section.relocations,
                         &right_section.relocations,
+                        &left.line_info,
+                        &right.line_info,
                     )?;
                 } else {
                     no_diff_code(
@@ -388,6 +396,7 @@ pub fn diff_objs(left: &mut ObjInfo, right: &mut ObjInfo, _diff_config: &DiffCon
                         &left_section.data,
                         left_symbol,
                         &left_section.relocations,
+                        &left.line_info,
                     )?;
                 }
             }
@@ -398,6 +407,7 @@ pub fn diff_objs(left: &mut ObjInfo, right: &mut ObjInfo, _diff_config: &DiffCon
                         &right_section.data,
                         right_symbol,
                         &right_section.relocations,
+                        &left.line_info,
                     )?;
                 }
             }

src/editops.rs

@@ -40,25 +40,18 @@ pub struct LevEditOp {
     pub second_start: usize,  /* destination position */
 }
 
-#[derive(Debug, PartialEq, Eq)]
-pub struct LevMatchingBlock {
-    pub first_start: usize,
-    pub second_start: usize,
-    pub len: usize,
-}
-
 pub fn editops_find<T>(query: &[T], choice: &[T]) -> Vec<LevEditOp>
 where T: PartialEq {
-    let string_affix = Affix::find(query, choice);
+    let Affix {
+        prefix_len,
+        suffix_len,
+    } = Affix::find(query, choice);
 
-    let first_string_len = string_affix.first_string_len;
-    let second_string_len = string_affix.second_string_len;
-    let prefix_len = string_affix.prefix_len;
-    let first_string = &query[prefix_len..prefix_len + first_string_len];
-    let second_string = &choice[prefix_len..prefix_len + second_string_len];
+    let first_string = &query[prefix_len..query.len() - suffix_len];
+    let second_string = &choice[prefix_len..choice.len() - suffix_len];
 
-    let matrix_columns = first_string_len + 1;
-    let matrix_rows = second_string_len + 1;
+    let matrix_columns = first_string.len() + 1;
+    let matrix_rows = second_string.len() + 1;
 
     // TODO maybe use an actual matrix for readability
     let mut cache_matrix: Vec<usize> = vec![0; matrix_rows * matrix_columns];
@@ -186,73 +179,25 @@ where
 
 pub struct Affix {
     pub prefix_len: usize,
-    pub first_string_len: usize,
-    pub second_string_len: usize,
+    pub suffix_len: usize,
 }
 
 impl Affix {
-    pub fn find<T>(first_string: &[T], second_string: &[T]) -> Affix
+    pub fn find<T>(s1: &[T], s2: &[T]) -> Affix
     where T: PartialEq {
-        // remove common prefix and suffix (linear vs square runtime for levensthein)
-        let mut first_iter = first_string.iter();
-        let mut second_iter = second_string.iter();
+        let prefix_len = s1.iter()
+            .zip(s2.iter())
+            .take_while(|t| t.0 == t.1)
+            .count();
+        let suffix_len = s1[prefix_len..].iter()
+            .rev()
+            .zip(s2[prefix_len..].iter().rev())
+            .take_while(|t| t.0 == t.1)
+            .count();
 
-        let mut limit_start = 0;
-
-        let mut first_iter_char = first_iter.next();
-        let mut second_iter_char = second_iter.next();
-        while first_iter_char.is_some() && first_iter_char == second_iter_char {
-            first_iter_char = first_iter.next();
-            second_iter_char = second_iter.next();
-            limit_start += 1;
-        }
-
-        // save char since the iterator was already consumed
-        let first_iter_cache = first_iter_char;
-        let second_iter_cache = second_iter_char;
-
-        if second_iter_char.is_some() && first_iter_char.is_some() {
-            first_iter_char = first_iter.next_back();
-            second_iter_char = second_iter.next_back();
-            while first_iter_char.is_some() && first_iter_char == second_iter_char {
-                first_iter_char = first_iter.next_back();
-                second_iter_char = second_iter.next_back();
-            }
-        }
-
-        match (first_iter_char, second_iter_char) {
-            (None, None) => {
-                // characters might not match even though they were consumed
-                let remaining_char = (first_iter_cache != second_iter_cache) as usize;
-                Affix {
-                    prefix_len: limit_start,
-                    first_string_len: remaining_char,
-                    second_string_len: remaining_char,
-                }
-            }
-            (None, _) => {
-                let remaining_char =
-                    (first_iter_cache.is_some() && first_iter_cache != second_iter_char) as usize;
-                Affix {
-                    prefix_len: limit_start,
-                    first_string_len: remaining_char,
-                    second_string_len: second_iter.count() + 1 + remaining_char,
-                }
-            }
-            (_, None) => {
-                let remaining_char =
-                    (second_iter_cache.is_some() && second_iter_cache != first_iter_char) as usize;
-                Affix {
-                    prefix_len: limit_start,
-                    first_string_len: first_iter.count() + 1 + remaining_char,
-                    second_string_len: remaining_char,
-                }
-            }
-            _ => Affix {
-                prefix_len: limit_start,
-                first_string_len: first_iter.count() + 2,
-                second_string_len: second_iter.count() + 2,
-            },
+        Affix {
+            prefix_len,
+            suffix_len,
         }
     }
 }

src/obj/elf.rs

@@ -1,6 +1,7 @@
-use std::{fs, path::Path};
+use std::{collections::BTreeMap, fs, io::Cursor, path::Path};
 
 use anyhow::{Context, Result};
+use byteorder::{BigEndian, ReadBytesExt};
 use cwdemangle::demangle;
 use flagset::Flags;
 use object::{
@@ -17,12 +18,12 @@ use crate::obj::{
     ObjSymbolFlagSet, ObjSymbolFlags,
 };
 
-fn to_obj_section_kind(kind: SectionKind) -> ObjSectionKind {
+fn to_obj_section_kind(kind: SectionKind) -> Option<ObjSectionKind> {
     match kind {
-        SectionKind::Text => ObjSectionKind::Code,
-        SectionKind::Data | SectionKind::ReadOnlyData => ObjSectionKind::Data,
-        SectionKind::UninitializedData => ObjSectionKind::Bss,
-        _ => panic!("Unhandled section kind {kind:?}"),
+        SectionKind::Text => Some(ObjSectionKind::Code),
+        SectionKind::Data | SectionKind::ReadOnlyData => Some(ObjSectionKind::Data),
+        SectionKind::UninitializedData => Some(ObjSectionKind::Bss),
+        _ => None,
     }
 }
 
@@ -73,18 +74,14 @@ fn filter_sections(obj_file: &File<'_>) -> Result<Vec<ObjSection>> {
         if section.size() == 0 {
             continue;
         }
-        if section.kind() != SectionKind::Text
-            && section.kind() != SectionKind::Data
-            && section.kind() != SectionKind::ReadOnlyData
-            && section.kind() != SectionKind::UninitializedData
-        {
+        let Some(kind) = to_obj_section_kind(section.kind()) else {
             continue;
-        }
+        };
         let name = section.name().context("Failed to process section name")?;
         let data = section.uncompressed_data().context("Failed to read section data")?;
         result.push(ObjSection {
             name: name.to_string(),
-            kind: to_obj_section_kind(section.kind()),
+            kind,
             address: section.address(),
             size: section.size(),
             data: data.to_vec(),
@@ -249,7 +246,7 @@ fn relocations_by_section(
         };
         // println!("Reloc: {:?}, symbol: {:?}", reloc, symbol);
         let target = match symbol.kind() {
-            SymbolKind::Text | SymbolKind::Data | SymbolKind::Unknown => {
+            SymbolKind::Text | SymbolKind::Data | SymbolKind::Label | SymbolKind::Unknown => {
                 to_obj_symbol(obj_file, &symbol, reloc.addend())
             }
             SymbolKind::Section => {
@@ -284,6 +281,32 @@ fn relocations_by_section(
     Ok(relocations)
 }
 
+fn line_info(obj_file: &File<'_>) -> Result<Option<BTreeMap<u32, u32>>> {
+    if let Some(section) = obj_file.section_by_name(".line") {
+        if section.size() == 0 {
+            return Ok(None);
+        }
+        let data = section.uncompressed_data()?;
+        let mut reader = Cursor::new(data.as_ref());
+
+        let mut map = BTreeMap::new();
+        let size = reader.read_u32::<BigEndian>()?;
+        let base_address = reader.read_u32::<BigEndian>()?;
+        while reader.position() < size as u64 {
+            let line_number = reader.read_u32::<BigEndian>()?;
+            let statement_pos = reader.read_u16::<BigEndian>()?;
+            if statement_pos != 0xFFFF {
+                log::warn!("Unhandled statement pos {}", statement_pos);
+            }
+            let address_delta = reader.read_u32::<BigEndian>()?;
+            map.insert(base_address + address_delta, line_number);
+        }
+        println!("Line info: {map:#X?}");
+        return Ok(Some(map));
+    }
+    Ok(None)
+}
+
 pub fn read(obj_path: &Path) -> Result<ObjInfo> {
     let data = {
         let file = fs::File::open(obj_path)?;
@@ -305,6 +328,7 @@ pub fn read(obj_path: &Path) -> Result<ObjInfo> {
         path: obj_path.to_owned(),
         sections: filter_sections(&obj_file)?,
         common: common_symbols(&obj_file)?,
+        line_info: line_info(&obj_file)?,
     };
     for section in &mut result.sections {
         section.symbols = symbols_by_section(&obj_file, section)?;

src/obj/mips.rs

@@ -1,15 +1,24 @@
+use std::collections::BTreeMap;
+
 use anyhow::Result;
-use rabbitizer::{config_set_register_fpr_abi_names, Abi, Instruction, SimpleOperandType};
+use rabbitizer::{config, Abi, Instruction, InstrCategory, OperandType};
 
 use crate::obj::{ObjIns, ObjInsArg, ObjReloc};
 
+fn configure_rabbitizer() {
+    unsafe {
+        config::RabbitizerConfig_Cfg.reg_names.fpr_abi_names = Abi::O32;
+    }
+}
+
 pub fn process_code(
     data: &[u8],
     start_address: u64,
     end_address: u64,
     relocs: &[ObjReloc],
+    line_info: &Option<BTreeMap<u32, u32>>,
 ) -> Result<(Vec<u8>, Vec<ObjIns>)> {
-    config_set_register_fpr_abi_names(Abi::RABBITIZER_ABI_O32);
+    configure_rabbitizer();
 
     let ins_count = data.len() / 4;
     let mut ops = Vec::<u8>::with_capacity(ins_count);
@@ -18,21 +27,21 @@ pub fn process_code(
     for chunk in data.chunks_exact(4) {
         let reloc = relocs.iter().find(|r| (r.address as u32 & !3) == cur_addr);
         let code = u32::from_be_bytes(chunk.try_into()?);
-        let mut instruction = Instruction::new(code, cur_addr);
+        let instruction = Instruction::new(code, cur_addr, InstrCategory::CPU);
 
-        let op = instruction.instr_id() as u8;
+        let op = instruction.unique_id as u8;
         ops.push(op);
 
-        let mnemonic = instruction.instr_id().get_opcode_name().unwrap_or_default().to_string();
+        let mnemonic = instruction.opcode_name().to_string();
         let is_branch = instruction.is_branch();
         let branch_offset = instruction.branch_offset();
         let branch_dest =
             if is_branch { Some((cur_addr as i32 + branch_offset) as u32) } else { None };
         let args = instruction
-            .simple_operands()
+            .get_operands_slice()
             .iter()
-            .map(|op| match op.kind {
-                SimpleOperandType::Imm | SimpleOperandType::Label => {
+            .map(|op| match op {
+                OperandType::cpu_immediate | OperandType::cpu_label | OperandType::cpu_branch_target_label => {
                     if is_branch {
                         ObjInsArg::BranchOffset(branch_offset)
                     } else if let Some(reloc) = reloc {
@@ -46,19 +55,21 @@ pub fn process_code(
                             ObjInsArg::Reloc
                         }
                     } else {
-                        ObjInsArg::MipsArg(op.disassembled.clone())
+                        ObjInsArg::MipsArg(op.disassemble(&instruction, None))
                     }
                 }
-                SimpleOperandType::ImmBase => {
+                OperandType::cpu_immediate_base => {
                     if reloc.is_some() {
                         ObjInsArg::RelocWithBase
                     } else {
-                        ObjInsArg::MipsArg(op.disassembled.clone())
+                        ObjInsArg::MipsArg(op.disassemble(&instruction, None))
                     }
                 }
-                _ => ObjInsArg::MipsArg(op.disassembled.clone()),
+                _ => ObjInsArg::MipsArg(op.disassemble(&instruction, None)),
             })
             .collect();
+        let line =
+            line_info.as_ref().and_then(|map| map.range(..=cur_addr).last().map(|(_, &b)| b));
         insts.push(ObjIns {
             address: cur_addr,
             code,
@@ -67,6 +78,7 @@ pub fn process_code(
             args,
             reloc: reloc.cloned(),
             branch_dest,
+            line,
         });
         cur_addr += 4;
     }

src/obj/mod.rs

@@ -2,7 +2,7 @@ pub mod elf;
 pub mod mips;
 pub mod ppc;
 
-use std::path::PathBuf;
+use std::{collections::BTreeMap, path::PathBuf};
 
 use flagset::{flags, FlagSet};
 
@@ -83,6 +83,8 @@ pub struct ObjIns {
     pub args: Vec<ObjInsArg>,
     pub reloc: Option<ObjReloc>,
     pub branch_dest: Option<u32>,
+    /// Line info
+    pub line: Option<u32>,
 }
 #[derive(Debug, Clone, Default)]
 pub struct ObjInsDiff {
@@ -138,6 +140,7 @@ pub struct ObjInfo {
     pub path: PathBuf,
     pub sections: Vec<ObjSection>,
     pub common: Vec<ObjSymbol>,
+    pub line_info: Option<BTreeMap<u32, u32>>,
 }
 #[derive(Debug, Eq, PartialEq, Copy, Clone)]
 pub enum ObjRelocKind {

src/obj/ppc.rs

@@ -1,3 +1,5 @@
+use std::collections::BTreeMap;
+
 use anyhow::Result;
 use ppc750cl::{disasm_iter, Argument};
 
@@ -19,6 +21,7 @@ pub fn process_code(
     data: &[u8],
     address: u64,
     relocs: &[ObjReloc],
+    line_info: &Option<BTreeMap<u32, u32>>,
 ) -> Result<(Vec<u8>, Vec<ObjIns>)> {
     let ins_count = data.len() / 4;
     let mut ops = Vec::<u8>::with_capacity(ins_count);
@@ -74,6 +77,9 @@ pub fn process_code(
             }
         }
         ops.push(simplified.ins.op as u8);
+        let line = line_info
+            .as_ref()
+            .and_then(|map| map.range(..=simplified.ins.addr).last().map(|(_, &b)| b));
         insts.push(ObjIns {
             address: simplified.ins.addr,
             code: simplified.ins.code,
@@ -82,6 +88,7 @@ pub fn process_code(
             reloc: reloc.cloned(),
             op: 0,
             branch_dest: None,
+            line,
         });
     }
     Ok((ops, insts))

src/views/data_diff.rs

@@ -1,7 +1,7 @@
 use std::{cmp::min, default::Default, mem::take};
 
-use egui::{text::LayoutJob, Color32, Label, Sense};
-use egui_extras::{Size, StripBuilder, TableBuilder};
+use egui::{text::LayoutJob, Align, Color32, Label, Layout, Sense, Vec2};
+use egui_extras::{Column, TableBuilder};
 use time::format_description;
 
 use crate::{
@@ -14,9 +14,7 @@ use crate::{
 const BYTES_PER_ROW: usize = 16;
 
 fn find_section<'a>(obj: &'a ObjInfo, selected_symbol: &SymbolReference) -> Option<&'a ObjSection> {
-    obj.sections.iter().find(|section| {
-        section.symbols.iter().any(|symbol| symbol.name == selected_symbol.symbol_name)
-    })
+    obj.sections.iter().find(|section| section.name == selected_symbol.section_name)
 }
 
 fn data_row_ui(ui: &mut egui::Ui, address: usize, diffs: &[ObjDataDiff], config: &ViewConfig) {
@@ -168,88 +166,89 @@ pub fn data_diff_ui(ui: &mut egui::Ui, view_state: &mut ViewState) -> bool {
     let (Some(result), Some(selected_symbol)) = (&view_state.build, &view_state.selected_symbol) else {
         return rebuild;
     };
-    StripBuilder::new(ui)
-        .size(Size::exact(20.0))
-        .size(Size::exact(40.0))
-        .size(Size::remainder())
-        .vertical(|mut strip| {
-            strip.strip(|builder| {
-                builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
-                    strip.cell(|ui| {
-                        ui.horizontal(|ui| {
-                            if ui.button("Back").clicked() {
-                                view_state.current_view = View::SymbolDiff;
-                            }
-                        });
+
+    // Header
+    let available_width = ui.available_width();
+    let column_width = available_width / 2.0;
+    ui.allocate_ui_with_layout(
+        Vec2 { x: available_width, y: 100.0 },
+        Layout::left_to_right(Align::Min),
+        |ui| {
+            // Left column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
+
+                    if ui.button("Back").clicked() {
+                        view_state.current_view = View::SymbolDiff;
+                    }
+
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        ui.style_mut().wrap = Some(false);
+                        ui.colored_label(Color32::WHITE, &selected_symbol.symbol_name);
+                        ui.label("Diff target:");
                     });
-                    strip.cell(|ui| {
-                        ui.horizontal(|ui| {
-                            if ui.button("Build").clicked() {
-                                rebuild = true;
-                            }
-                            ui.scope(|ui| {
-                                ui.style_mut().override_text_style =
-                                    Some(egui::TextStyle::Monospace);
-                                ui.style_mut().wrap = Some(false);
-                                if view_state.jobs.iter().any(|job| job.job_type == Job::ObjDiff) {
-                                    ui.label("Building...");
-                                } else {
-                                    ui.label("Last built:");
-                                    let format =
-                                        format_description::parse("[hour]:[minute]:[second]")
-                                            .unwrap();
-                                    ui.label(
-                                        result
-                                            .time
-                                            .to_offset(view_state.utc_offset)
-                                            .format(&format)
-                                            .unwrap(),
-                                    );
-                                }
-                            });
-                        });
-                    });
-                });
-            });
-            strip.strip(|builder| {
-                builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
-                    strip.cell(|ui| {
+                },
+            );
+
+            // Right column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
+
+                    ui.horizontal(|ui| {
+                        if ui.button("Build").clicked() {
+                            rebuild = true;
+                        }
                         ui.scope(|ui| {
                             ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
                             ui.style_mut().wrap = Some(false);
-                            ui.colored_label(Color32::WHITE, &selected_symbol.symbol_name);
-                            ui.label("Diff target:");
-                            ui.separator();
+                            if view_state.jobs.iter().any(|job| job.job_type == Job::ObjDiff) {
+                                ui.label("Building...");
+                            } else {
+                                ui.label("Last built:");
+                                let format =
+                                    format_description::parse("[hour]:[minute]:[second]").unwrap();
+                                ui.label(
+                                    result
+                                        .time
+                                        .to_offset(view_state.utc_offset)
+                                        .format(&format)
+                                        .unwrap(),
+                                );
+                            }
                         });
                     });
-                    strip.cell(|ui| {
-                        ui.scope(|ui| {
-                            ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
-                            ui.style_mut().wrap = Some(false);
-                            ui.label("");
-                            ui.label("Diff base:");
-                            ui.separator();
-                        });
+
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        ui.style_mut().wrap = Some(false);
+                        ui.label("");
+                        ui.label("Diff base:");
                     });
-                });
-            });
-            strip.cell(|ui| {
-                if let (Some(left_obj), Some(right_obj)) = (&result.first_obj, &result.second_obj) {
-                    let table = TableBuilder::new(ui)
-                        .striped(false)
-                        .cell_layout(egui::Layout::left_to_right(egui::Align::Min))
-                        .column(Size::relative(0.5))
-                        .column(Size::relative(0.5))
-                        .resizable(false);
-                    data_table_ui(
-                        table,
-                        left_obj,
-                        right_obj,
-                        selected_symbol,
-                        &view_state.view_config,
-                    );
-                }
-            });
-        });
+                },
+            );
+        },
+    );
+    ui.separator();
+
+    // Table
+    if let (Some(left_obj), Some(right_obj)) = (&result.first_obj, &result.second_obj) {
+        let available_height = ui.available_height();
+        let table = TableBuilder::new(ui)
+            .striped(false)
+            .cell_layout(Layout::left_to_right(Align::Min))
+            .columns(Column::exact(column_width).clip(true), 2)
+            .resizable(false)
+            .auto_shrink([false, false])
+            .min_scrolled_height(available_height);
+        data_table_ui(table, left_obj, right_obj, selected_symbol, &view_state.view_config);
+    }
+
     rebuild
 }

src/views/function_diff.rs

@@ -1,8 +1,9 @@
 use std::default::Default;
 
 use cwdemangle::demangle;
-use egui::{text::LayoutJob, Color32, FontId, Label, Sense};
-use egui_extras::{Size, StripBuilder, TableBuilder};
+use eframe::emath::Align;
+use egui::{text::LayoutJob, Color32, FontId, Label, Layout, Sense, Vec2};
+use egui_extras::{Column, TableBuilder};
 use ppc750cl::Argument;
 use time::format_description;
 
@@ -264,8 +265,14 @@ fn asm_row_ui(ui: &mut egui::Ui, ins_diff: &ObjInsDiff, symbol: &ObjSymbol, conf
         ObjInsDiffKind::Delete => COLOR_RED,
         ObjInsDiffKind::Insert => Color32::GREEN,
     };
+    let mut pad = 6;
+    if let Some(line) = ins.line {
+        let line_str = format!("{line} ");
+        write_text(&line_str, Color32::DARK_GRAY, &mut job, config.code_font.clone());
+        pad = 12 - line_str.len();
+    }
     write_text(
-        &format!("{:<6}", format!("{:x}:", ins.address - symbol.address as u32)),
+        &format!("{:<1$}", format!("{:x}: ", ins.address - symbol.address as u32), pad),
         base_color,
         &mut job,
         config.code_font.clone(),
@@ -326,102 +333,109 @@ pub fn function_diff_ui(ui: &mut egui::Ui, view_state: &mut ViewState) -> bool {
     let (Some(result), Some(selected_symbol)) = (&view_state.build, &view_state.selected_symbol) else {
         return rebuild;
     };
-    StripBuilder::new(ui)
-        .size(Size::exact(20.0))
-        .size(Size::exact(40.0))
-        .size(Size::remainder())
-        .vertical(|mut strip| {
-            strip.strip(|builder| {
-                builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
-                    strip.cell(|ui| {
-                        ui.horizontal(|ui| {
-                            if ui.button("Back").clicked() {
-                                view_state.current_view = View::SymbolDiff;
-                            }
-                        });
-                    });
-                    strip.cell(|ui| {
-                        ui.horizontal(|ui| {
-                            if ui.button("Build").clicked() {
-                                rebuild = true;
-                            }
-                            ui.scope(|ui| {
-                                ui.style_mut().override_text_style =
-                                    Some(egui::TextStyle::Monospace);
-                                ui.style_mut().wrap = Some(false);
-                                if view_state.jobs.iter().any(|job| job.job_type == Job::ObjDiff) {
-                                    ui.label("Building...");
-                                } else {
-                                    ui.label("Last built:");
-                                    let format =
-                                        format_description::parse("[hour]:[minute]:[second]")
-                                            .unwrap();
-                                    ui.label(
-                                        result
-                                            .time
-                                            .to_offset(view_state.utc_offset)
-                                            .format(&format)
-                                            .unwrap(),
-                                    );
-                                }
-                            });
-                        });
-                    });
-                });
-            });
-            strip.strip(|builder| {
-                builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
+
+    // Header
+    let available_width = ui.available_width();
+    let column_width = available_width / 2.0;
+    ui.allocate_ui_with_layout(
+        Vec2 { x: available_width, y: 100.0 },
+        Layout::left_to_right(Align::Min),
+        |ui| {
+            // Left column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
+
+                    if ui.button("Back").clicked() {
+                        view_state.current_view = View::SymbolDiff;
+                    }
+
                     let demangled = demangle(&selected_symbol.symbol_name, &Default::default());
-                    strip.cell(|ui| {
-                        ui.scope(|ui| {
-                            ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
-                            ui.style_mut().wrap = Some(false);
-                            ui.colored_label(
-                                Color32::WHITE,
-                                demangled.as_ref().unwrap_or(&selected_symbol.symbol_name),
-                            );
-                            ui.label("Diff target:");
-                            ui.separator();
-                        });
+                    let name = demangled.as_deref().unwrap_or(&selected_symbol.symbol_name);
+                    let mut job = LayoutJob::simple(
+                        name.to_string(),
+                        view_state.view_config.code_font.clone(),
+                        Color32::WHITE,
+                        column_width,
+                    );
+                    job.wrap.break_anywhere = true;
+                    job.wrap.max_rows = 1;
+                    ui.label(job);
+
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        ui.label("Diff target:");
                     });
-                    strip.cell(|ui| {
+                },
+            );
+
+            // Right column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
+
+                    ui.horizontal(|ui| {
+                        if ui.button("Build").clicked() {
+                            rebuild = true;
+                        }
                         ui.scope(|ui| {
                             ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
                             ui.style_mut().wrap = Some(false);
-                            if let Some(match_percent) = result
-                                .second_obj
-                                .as_ref()
-                                .and_then(|obj| find_symbol(obj, selected_symbol))
-                                .and_then(|symbol| symbol.match_percent)
-                            {
-                                ui.colored_label(
-                                    match_color_for_symbol(match_percent),
-                                    &format!("{match_percent:.0}%"),
+                            if view_state.jobs.iter().any(|job| job.job_type == Job::ObjDiff) {
+                                ui.label("Building...");
+                            } else {
+                                ui.label("Last built:");
+                                let format =
+                                    format_description::parse("[hour]:[minute]:[second]").unwrap();
+                                ui.label(
+                                    result
+                                        .time
+                                        .to_offset(view_state.utc_offset)
+                                        .format(&format)
+                                        .unwrap(),
                                 );
                             }
-                            ui.label("Diff base:");
-                            ui.separator();
                         });
                     });
-                });
-            });
-            strip.cell(|ui| {
-                if let (Some(left_obj), Some(right_obj)) = (&result.first_obj, &result.second_obj) {
-                    let table = TableBuilder::new(ui)
-                        .striped(false)
-                        .cell_layout(egui::Layout::left_to_right(egui::Align::Min))
-                        .column(Size::relative(0.5))
-                        .column(Size::relative(0.5))
-                        .resizable(false);
-                    asm_table_ui(
-                        table,
-                        left_obj,
-                        right_obj,
-                        selected_symbol,
-                        &view_state.view_config,
-                    );
-                }
-            });
-        });
+
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        if let Some(match_percent) = result
+                            .second_obj
+                            .as_ref()
+                            .and_then(|obj| find_symbol(obj, selected_symbol))
+                            .and_then(|symbol| symbol.match_percent)
+                        {
+                            ui.colored_label(
+                                match_color_for_symbol(match_percent),
+                                &format!("{match_percent:.0}%"),
+                            );
+                        } else {
+                            ui.label("");
+                        }
+                        ui.label("Diff base:");
+                    });
+                },
+            );
+        },
+    );
+    ui.separator();
+
+    // Table
+    if let (Some(left_obj), Some(right_obj)) = (&result.first_obj, &result.second_obj) {
+        let available_height = ui.available_height();
+        let table = TableBuilder::new(ui)
+            .striped(false)
+            .cell_layout(Layout::left_to_right(Align::Min))
+            .columns(Column::exact(column_width).clip(true), 2)
+            .resizable(false)
+            .auto_shrink([false, false])
+            .min_scrolled_height(available_height);
+        asm_table_ui(table, left_obj, right_obj, selected_symbol, &view_state.view_config);
+    }
     rebuild
 }

src/views/mod.rs

@@ -9,5 +9,5 @@ pub(crate) mod symbol_diff;
 const COLOR_RED: Color32 = Color32::from_rgb(200, 40, 41);
 
 fn write_text(str: &str, color: Color32, job: &mut LayoutJob, font_id: FontId) {
-    job.append(str, 0.0, TextFormat { font_id, color, ..Default::default() });
+    job.append(str, 0.0, TextFormat::simple(font_id, color));
 }

src/views/symbol_diff.rs

@@ -1,5 +1,6 @@
 use egui::{
-    text::LayoutJob, CollapsingHeader, Color32, Rgba, ScrollArea, SelectableLabel, Ui, Widget,
+    text::LayoutJob, Align, CollapsingHeader, Color32, Layout, Rgba, ScrollArea, SelectableLabel,
+    TextEdit, Ui, Vec2, Widget,
 };
 use egui_extras::{Size, StripBuilder};
 
@@ -135,12 +136,9 @@ fn symbol_list_ui(
     selected_symbol: &mut Option<SymbolReference>,
     current_view: &mut View,
     reverse_function_order: bool,
-    search: &mut String,
+    lower_search: &str,
     config: &ViewConfig,
 ) {
-    ui.text_edit_singleline(search);
-    let lower_search = search.to_ascii_lowercase();
-
     ScrollArea::both().auto_shrink([false, false]).show(ui, |ui| {
         ui.scope(|ui| {
             ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
@@ -168,7 +166,7 @@ fn symbol_list_ui(
                     .show(ui, |ui| {
                         if section.kind == ObjSectionKind::Code && reverse_function_order {
                             for symbol in section.symbols.iter().rev() {
-                                if !symbol_matches_search(symbol, &lower_search) {
+                                if !symbol_matches_search(symbol, lower_search) {
                                     continue;
                                 }
                                 symbol_ui(
@@ -183,7 +181,7 @@ fn symbol_list_ui(
                             }
                         } else {
                             for symbol in &section.symbols {
-                                if !symbol_matches_search(symbol, &lower_search) {
+                                if !symbol_matches_search(symbol, lower_search) {
                                     continue;
                                 }
                                 symbol_ui(
@@ -215,94 +213,116 @@ fn build_log_ui(ui: &mut Ui, status: &BuildStatus) {
 }
 
 pub fn symbol_diff_ui(ui: &mut Ui, view_state: &mut ViewState) {
-    if let (Some(result), highlighted_symbol, selected_symbol, current_view, search) = (
+    let (Some(result), highlighted_symbol, selected_symbol, current_view, search) = (
         &view_state.build,
         &mut view_state.highlighted_symbol,
         &mut view_state.selected_symbol,
         &mut view_state.current_view,
         &mut view_state.search,
-    ) {
-        StripBuilder::new(ui).size(Size::exact(40.0)).size(Size::remainder()).vertical(
-            |mut strip| {
-                strip.strip(|builder| {
-                    builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
-                        strip.cell(|ui| {
-                            ui.scope(|ui| {
-                                ui.style_mut().override_text_style =
-                                    Some(egui::TextStyle::Monospace);
-                                ui.style_mut().wrap = Some(false);
+    ) else {
+        return;
+    };
 
-                                ui.label("Build target:");
-                                if result.first_status.success {
-                                    ui.label("OK");
-                                } else {
-                                    ui.colored_label(Rgba::from_rgb(1.0, 0.0, 0.0), "Fail");
-                                }
-                            });
-                            ui.separator();
-                        });
-                        strip.cell(|ui| {
-                            ui.scope(|ui| {
-                                ui.style_mut().override_text_style =
-                                    Some(egui::TextStyle::Monospace);
-                                ui.style_mut().wrap = Some(false);
+    // Header
+    let available_width = ui.available_width();
+    let column_width = available_width / 2.0;
+    ui.allocate_ui_with_layout(
+        Vec2 { x: available_width, y: 100.0 },
+        Layout::left_to_right(Align::Min),
+        |ui| {
+            // Left column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
 
-                                ui.label("Build base:");
-                                if result.second_status.success {
-                                    ui.label("OK");
-                                } else {
-                                    ui.colored_label(Rgba::from_rgb(1.0, 0.0, 0.0), "Fail");
-                                }
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        ui.style_mut().wrap = Some(false);
+
+                        ui.label("Build target:");
+                        if result.first_status.success {
+                            ui.label("OK");
+                        } else {
+                            ui.colored_label(Rgba::from_rgb(1.0, 0.0, 0.0), "Fail");
+                        }
+                    });
+
+                    TextEdit::singleline(search).hint_text("Filter symbols").ui(ui);
+                },
+            );
+
+            // Right column
+            ui.allocate_ui_with_layout(
+                Vec2 { x: column_width, y: 100.0 },
+                Layout::top_down(Align::Min),
+                |ui| {
+                    ui.set_width(column_width);
+
+                    ui.scope(|ui| {
+                        ui.style_mut().override_text_style = Some(egui::TextStyle::Monospace);
+                        ui.style_mut().wrap = Some(false);
+
+                        ui.label("Build base:");
+                        if result.second_status.success {
+                            ui.label("OK");
+                        } else {
+                            ui.colored_label(Rgba::from_rgb(1.0, 0.0, 0.0), "Fail");
+                        }
+                    });
+                },
+            );
+        },
+    );
+    ui.separator();
+
+    // Table
+    let lower_search = search.to_ascii_lowercase();
+    StripBuilder::new(ui).size(Size::remainder()).vertical(|mut strip| {
+        strip.strip(|builder| {
+            builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
+                strip.cell(|ui| {
+                    if result.first_status.success {
+                        if let Some(obj) = &result.first_obj {
+                            ui.push_id("left", |ui| {
+                                symbol_list_ui(
+                                    ui,
+                                    obj,
+                                    highlighted_symbol,
+                                    selected_symbol,
+                                    current_view,
+                                    view_state.reverse_fn_order,
+                                    &lower_search,
+                                    &view_state.view_config,
+                                );
                             });
-                            ui.separator();
-                        });
-                    });
+                        }
+                    } else {
+                        build_log_ui(ui, &result.first_status);
+                    }
                 });
-                strip.strip(|builder| {
-                    builder.sizes(Size::remainder(), 2).horizontal(|mut strip| {
-                        strip.cell(|ui| {
-                            if result.first_status.success {
-                                if let Some(obj) = &result.first_obj {
-                                    ui.push_id("left", |ui| {
-                                        symbol_list_ui(
-                                            ui,
-                                            obj,
-                                            highlighted_symbol,
-                                            selected_symbol,
-                                            current_view,
-                                            view_state.reverse_fn_order,
-                                            search,
-                                            &view_state.view_config,
-                                        );
-                                    });
-                                }
-                            } else {
-                                build_log_ui(ui, &result.first_status);
-                            }
-                        });
-                        strip.cell(|ui| {
-                            if result.second_status.success {
-                                if let Some(obj) = &result.second_obj {
-                                    ui.push_id("right", |ui| {
-                                        symbol_list_ui(
-                                            ui,
-                                            obj,
-                                            highlighted_symbol,
-                                            selected_symbol,
-                                            current_view,
-                                            view_state.reverse_fn_order,
-                                            search,
-                                            &view_state.view_config,
-                                        );
-                                    });
-                                }
-                            } else {
-                                build_log_ui(ui, &result.second_status);
-                            }
-                        });
-                    });
+                strip.cell(|ui| {
+                    if result.second_status.success {
+                        if let Some(obj) = &result.second_obj {
+                            ui.push_id("right", |ui| {
+                                symbol_list_ui(
+                                    ui,
+                                    obj,
+                                    highlighted_symbol,
+                                    selected_symbol,
+                                    current_view,
+                                    view_state.reverse_fn_order,
+                                    &lower_search,
+                                    &view_state.view_config,
+                                );
+                            });
+                        }
+                    } else {
+                        build_log_ui(ui, &result.second_status);
+                    }
                 });
-            },
-        );
-    }
+            });
+        });
+    });
 }