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-rw-r--r--riscv/processor.cc1
1 files changed, 1 insertions, 0 deletions
diff --git a/riscv/processor.cc b/riscv/processor.cc
index 8c89e3f..8c267f4 100644
--- a/riscv/processor.cc
+++ b/riscv/processor.cc
@@ -84,6 +84,7 @@ void processor_t::parse_isa_string(const char* str)
isa_string = "rv" + std::to_string(max_xlen) + p;
isa |= 1L << ('s' - 'a'); // advertise support for supervisor mode
+ isa |= 1L << ('u' - 'a'); // advertise support for user mode
while (*p) {
isa |= 1L << (*p - 'a');