shadowcat/lang
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

missing symbol filling

Browse Source
This commit is contained in:
shadow cat
2024-10-12 18:24:15 -04:00
parent cf9f3469ae
commit 77735953a5
6 changed files with 171 additions and 124 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
src/compiler/elf.rs
View File

@@ -1,3 +1,5 @@
use super::program::Addr;
#[repr(C)]
pub struct ELF64Header {
magic: u32,
@@ -49,7 +51,7 @@ pub struct SectionHeader {
}
// this is currently specialized for riscv64; obviously add params later
pub fn create(program: Vec<u8>, start_offset: u64) -> Vec<u8> {
pub fn create(program: Vec<u8>, start_offset: Addr) -> Vec<u8> {
let addr_start = 0x1000;
let page_size = 0x1000;
let progam_size = std::mem::size_of_val(&program[..]) as u64;
@@ -76,7 +78,7 @@ pub fn create(program: Vec<u8>, start_offset: u64) -> Vec<u8> {
ty: 0x2, // executable
machine: 0xf3, // risc-v
e_version: 0x1,
entry: addr_start + program_pos + start_offset,
entry: addr_start + program_pos + start_offset.val(),
program_header_offset: size_of::<ELF64Header>() as u64,
section_header_offset: 0x0,
// C ABI (16 bit instruction align) + double precision floats