Changelog

Upcoming 2.1.0

Added a very basic libc containing a crt0.s, and a few functions such as malloc, rand, and memcpy.
Added a subset of the mmap2 syscall (code 192) to allocate new memory
Refactored the launching code to improve using riscemu from code
Added an option to start with the provided libc: -o libc
Added floating point support (enabled by default). The RV32F extension is now available

2.0.5

Added unlimited register mode with -o unlimited_regs

2.0.4

Bugfix: fix a sign issue in instruction parsing for rd, rs, rs format
Bugfix: respect conf.debug_instruction setting

2.0.3 - 2022-04-18

Syscalls: cleaned up formatting and added instructions for extensions
Parser: fixed error when labels where used outside of sections
Cleaned up and improved memory dumping code
Fixed a bug with hex literal recognition in instruction parse code
Fixed bug where wrong parts of section would be printed in mmu.dump()
Removed tests for bind_twos_complement as the function is now redundant with the introduction of Int32
Fixed address translation error for sections without symbols
Changed verbosity level at which start and end of CPU are printed, added prints for start and stack loading

2.0.2

Added implicit declaration of .text section when a file starts with assembly instructions without declaring a section first
Fixed a regression where the cpu's exit code would no longer be the exit code of the emulator. Now the emulator exits with the cpu's exit code
Added the changelog

2.0.1

Fixed type annotations in parser code that prevented running unprivileged code

2.0.0

Correct handling of 32 bit overflows and underflows
Complete revamp of internal data structures
Completely reworked how assembly is parsed