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-rw-r--r--extensions/rv_zbc3
1 files changed, 3 insertions, 0 deletions
diff --git a/extensions/rv_zbc b/extensions/rv_zbc
new file mode 100644
index 0000000..821518b
--- /dev/null
+++ b/extensions/rv_zbc
@@ -0,0 +1,3 @@
+clmul rd rs1 rs2 31..25=5 14..12=1 6..2=0x0C 1..0=3
+clmulr rd rs1 rs2 31..25=5 14..12=2 6..2=0x0C 1..0=3
+clmulh rd rs1 rs2 31..25=5 14..12=3 6..2=0x0C 1..0=3