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-rw-r--r--riscv/csrs.cc3
1 files changed, 0 insertions, 3 deletions
diff --git a/riscv/csrs.cc b/riscv/csrs.cc
index 38c9a10..0564fb9 100644
--- a/riscv/csrs.cc
+++ b/riscv/csrs.cc
@@ -668,9 +668,6 @@ bool misa_csr_t::unlogged_write(const reg_t val) noexcept {
proc->set_extension_enable(EXT_ZVFHMIN, new_misa & (1L << ('V' - 'A')));
proc->set_extension_enable(EXT_ZAAMO, (new_misa & (1L << ('A' - 'A'))) || !proc->get_isa().extension_enabled('A'));
proc->set_extension_enable(EXT_ZALRSC, (new_misa & (1L << ('A' - 'A'))) || !proc->get_isa().extension_enabled('A'));
- proc->set_extension_enable(EXT_ZBA, (new_misa & (1L << ('B' - 'A'))) || !proc->get_isa().extension_enabled('B'));
- proc->set_extension_enable(EXT_ZBB, (new_misa & (1L << ('B' - 'A'))) || !proc->get_isa().extension_enabled('B'));
- proc->set_extension_enable(EXT_ZBS, (new_misa & (1L << ('B' - 'A'))) || !proc->get_isa().extension_enabled('B'));
proc->set_extension_enable(EXT_ZBA, (new_misa & (1L << ('B' - 'A'))) || !proc->get_isa().extension_enabled('B'));
proc->set_extension_enable(EXT_ZBB, (new_misa & (1L << ('B' - 'A'))) || !proc->get_isa().extension_enabled('B'));