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author | YenHaoChen <howard25336284@gmail.com> | 2024-03-25 14:54:22 +0800 |
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committer | YenHaoChen <howard25336284@gmail.com> | 2024-03-25 14:54:25 +0800 |
commit | fe5c249ac53b818239ca00db7469e78a470febbe (patch) | |
tree | 44d8d375d15166224f9605d10ec9c161f8b0d3da /riscv | |
parent | 4f84dd2627199a16e9eaabb614842139f53a132a (diff) | |
download | spike-fe5c249ac53b818239ca00db7469e78a470febbe.zip spike-fe5c249ac53b818239ca00db7469e78a470febbe.tar.gz spike-fe5c249ac53b818239ca00db7469e78a470febbe.tar.bz2 |
Narrow scontext.data length to 32
The commit provdes the change between debug spec 1.0.0-rc1 and 1.0.0-rc2
Reference: https://github.com/riscv/riscv-debug-spec/pull/981
Diffstat (limited to 'riscv')
-rw-r--r-- | riscv/processor.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/riscv/processor.cc b/riscv/processor.cc index 347fff3..3a1eadb 100644 --- a/riscv/processor.cc +++ b/riscv/processor.cc @@ -417,7 +417,7 @@ void state_t::reset(processor_t* const proc, reg_t max_isa) csrmap[CSR_TDATA3] = std::make_shared<const_csr_t>(proc, CSR_TDATA3, 0); csrmap[CSR_TINFO] = std::make_shared<const_csr_t>(proc, CSR_TINFO, 0); } - unsigned scontext_length = (xlen == 32 ? 16 : 34); // debug spec suggests 16-bit for RV32 and 34-bit for RV64 + unsigned scontext_length = (xlen == 32 ? 16 : 32); // debug spec suggests 16-bit for RV32 and 32-bit for RV64 csrmap[CSR_SCONTEXT] = scontext = std::make_shared<masked_csr_t>(proc, CSR_SCONTEXT, (reg_t(1) << scontext_length) - 1, 0); unsigned hcontext_length = (xlen == 32 ? 6 : 13) + (proc->extension_enabled('H') ? 1 : 0); // debug spec suggest 7-bit (6-bit) for RV32 and 14-bit (13-bit) for RV64 with (without) H extension csrmap[CSR_HCONTEXT] = std::make_shared<masked_csr_t>(proc, CSR_HCONTEXT, (reg_t(1) << hcontext_length) - 1, 0); |