Changes

• Add single-byte code coverage to LLVM

rv32imcb Tool Versions

• Binutils: 7c9dd840fbb6a1171a51feb08afb859288615137 (riscv-binutils-2.35-rvb) with Pirmin's bitmanip 1.00+0.93 PR patch (riscvarchive/riscv-binutils-gdb#267).
• GCC: 73055647d33c0b63a3125c372019d1dac0f8ac34 (RISC-V bitmanip fork, branch riscv-gcc-10.2.0-rvb, commit 73055647d33 from 2021-07-09)
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, backported fixes, and single-byte code coverage, branch ot-llvm-16-hardening, commit 50254b2020b89264c88e635745a3808a1cdf9641)
• GDB 11.1

rv64imac Tool Versions

• Binutils 2.35
• GCC: 10.2.0
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, backported fixes, and single-byte code coverage, branch ot-llvm-16-hardening, commit 50254b2020b89264c88e635745a3808a1cdf9641)
• GDB 11.1

What's Changed

• Bump GitHub Actions versions by @jwnrt in #82
• Build toolchains for aarch64 by @troibe in #85

New Contributors

• @troibe made their first contribution in #85

Full Changelog: 20240923-1...20250303-1

Changes

• Add libclang
• Disable newlib syscalls for baremetal target
• Toolchain built on an AlmaLinux 8-based host, to improve compatibility with more recent Linux distributions

rv32imcb Tool Versions

• Binutils: 7c9dd840fbb6a1171a51feb08afb859288615137 (riscv-binutils-2.35-rvb) with Pirmin's bitmanip 1.00+0.93 PR patch (riscvarchive/riscv-binutils-gdb#267).
• GCC: 73055647d33c0b63a3125c372019d1dac0f8ac34 (RISC-V bitmanip fork, branch riscv-gcc-10.2.0-rvb, commit 73055647d33 from 2021-07-09)
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, and backported fixes, branch ot-llvm-16-hardening, commit d213f6b2e0bcc561930538ef47b3b5cc900b5b17)
• GDB 11.1

rv64imac Tool Versions

• Binutils 2.35
• GCC: 10.2.0
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, and backported fixes, branch ot-llvm-16-hardening, commit d213f6b2e0bcc561930538ef47b3b5cc900b5b17)
• GDB 11.1

Changes

• Updated ePIC GPRel/PCRel rewrite rule to match the latest proposal.
• Backport LLD patches necessary for LTO and ePIC.
• Backport fix for incorrect debug info when linker relaxations are enabled.

rv32imcb Tool Versions

• Binutils: 7c9dd840fbb6a1171a51feb08afb859288615137 (riscv-binutils-2.35-rvb) with Pirmin's bitmanip 1.00+0.93 PR patch (riscvarchive/riscv-binutils-gdb#267).
• GCC: 73055647d33c0b63a3125c372019d1dac0f8ac34 (RISC-V bitmanip fork, branch riscv-gcc-10.2.0-rvb, commit 73055647d33 from 2021-07-09)
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, and backported fixes, branch ot-llvm-16-hardening, commit d213f6b2e0bcc561930538ef47b3b5cc900b5b17)
• GDB 11.1

rv64imac Tool Versions

• Binutils 2.35
• GCC: 10.2.0
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive, ePIC support (repo https://github.com/lowRISC/llvm-project.git, and backported fixes, branch ot-llvm-16-hardening, commit d213f6b2e0bcc561930538ef47b3b5cc900b5b17)
• GDB 11.1

Changes

• Add PIE support to ePIC.

rv32imcb Tool Versions

• Binutils: 7c9dd840fbb6a1171a51feb08afb859288615137 (riscv-binutils-2.35-rvb) with Pirmin's bitmanip 1.00+0.93 PR patch (riscvarchive/riscv-binutils-gdb#267).
• GCC: 73055647d33c0b63a3125c372019d1dac0f8ac34 (RISC-V bitmanip fork, branch riscv-gcc-10.2.0-rvb, commit 73055647d33 from 2021-07-09)
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive and ePIC support (repo https://github.com/lowRISC/llvm-project.git, branch ot-llvm-16-hardening, commit 2e46e90331297be7788c355a0e1eb6b6b8e823c1)
• GDB 11.1

rv64imac Tool Versions

• Binutils 2.35
• GCC: 10.2.0
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive and ePIC support (repo https://github.com/lowRISC/llvm-project.git, branch ot-llvm-16-hardening, commit 2e46e90331297be7788c355a0e1eb6b6b8e823c1)
• GDB 11.1

Changes

• Fix an ePIC-related crash when there is no output section.

rv32imcb Tool Versions

• Binutils: 7c9dd840fbb6a1171a51feb08afb859288615137 (riscv-binutils-2.35-rvb) with Pirmin's bitmanip 1.00+0.93 PR patch (riscvarchive/riscv-binutils-gdb#267).
• GCC: 73055647d33c0b63a3125c372019d1dac0f8ac34 (RISC-V bitmanip fork, branch riscv-gcc-10.2.0-rvb, commit 73055647d33 from 2021-07-09)
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive and ePIC support (repo https://github.com/lowRISC/llvm-project.git, branch ot-llvm-16-hardening, commit e51161b6c748573b744f9aed9960226e9b2a4836)
• GDB 11.1

rv64imac Tool Versions

• Binutils 2.35
• GCC: 10.2.0
• Clang/LLVM: 16.0.2 with hardening patches, unratified bitmanip extensions, support for the .option arch assembly directive and ePIC support (repo https://github.com/lowRISC/llvm-project.git, branch ot-llvm-16-hardening, commit e51161b6c748573b744f9aed9960226e9b2a4836)
• GDB 11.1