add 8 CSRs for registers and predication each

each CSR contains 2 16-bit entries and is a CAM based on register as
key (5-bit) and target-register as value (6-bit) so that a 5-bit
RS1-3/RD can actually reach 64 actual registers, and *3-bit C instructions
can as well*

diff --git a/riscv/encoding.h b/riscv/encoding.h
index f06e785e55e38f60262c3dac17cb387d3d229bc0..d7bb8004b0398ff550828951738bf05eda49d550 100644 (file)
--- a/riscv/encoding.h
+++ b/riscv/encoding.h
@@ -892,6 +892,22 @@
 #define CSR_MHPMEVENT29 0x33d
 #define CSR_MHPMEVENT30 0x33e
 #define CSR_MHPMEVENT31 0x33f
+#define CSR_SVREGCFG0 0xcc0
+#define CSR_SVREGCFG1 0xcc1
+#define CSR_SVREGCFG2 0xcc2
+#define CSR_SVREGCFG3 0xcc3
+#define CSR_SVREGCFG4 0xcc4
+#define CSR_SVREGCFG5 0xcc5
+#define CSR_SVREGCFG6 0xcc6
+#define CSR_SVREGCFG7 0xcc7
+#define CSR_SVPREDCFG0 0xcc8
+#define CSR_SVPREDCFG1 0xcc9
+#define CSR_SVPREDCFG2 0xcca
+#define CSR_SVPREDCFG3 0xccb
+#define CSR_SVPREDCFG4 0xccc
+#define CSR_SVPREDCFG5 0xccd
+#define CSR_SVPREDCFG6 0xcce
+#define CSR_SVPREDCFG7 0xccf
 #define CSR_SVVL 0xcf0
 #define CSR_SVREALVL 0xcf1
 #define CSR_SVMVL 0xcf2