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-rw-r--r--riscv/platform_main.ml3
1 files changed, 3 insertions, 0 deletions
diff --git a/riscv/platform_main.ml b/riscv/platform_main.ml
index e204daee..b33247f1 100644
--- a/riscv/platform_main.ml
+++ b/riscv/platform_main.ml
@@ -73,6 +73,9 @@ let options = Arg.align ([("-dump-dts",
("-enable-misaligned-access",
Arg.Set P.config_enable_misaligned_access,
" enable misaligned accesses without M-mode traps");
+ ("-mtval-has-illegal-inst-bits",
+ Arg.Set P.config_mtval_has_illegal_inst_bits,
+ " mtval stores instruction bits on an illegal instruction exception");
("-with-dtc",
Arg.String PI.set_dtc,
" full path to dtc to use")