From: Aleksandar Markovic <amarko...@wavecomp.com>
Comment the decoder of 'gpr1' gpr encoding type in nanoMIPS
disassembler.
Reviewed-by: Aleksandar Rikalo <arik...@wavecomp.com>
Signed-off-by: Aleksandar Markovic <amarko...@wavecomp.com>
---
disas/nanomips.cpp | 21 +++++++++++++++++++++
1 file changed, 21 insertions(+)
diff --git a/disas/nanomips.cpp b/disas/nanomips.cpp
index 6f15821..23556b4 100644
--- a/disas/nanomips.cpp
+++ b/disas/nanomips.cpp
@@ -389,6 +389,27 @@ uint64 NMD::decode_gpr_gpr3_src_store(uint64 d)
}
+/*
+ * NMD::decode_gpr_gpr1() - decoder for 'gpr1' gpr encoding type
+ *
+ * Map a 1-bit code to the 5-bit register space according to this pattern:
+ *
+ * 1 0
+ * | |
+ * | |
+ * | └---------------------┐
+ * └---------------------┐ |
+ * | |
+ * | |
+ * | |
+ * | |
+ * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
+ * 3 2 1 0
+ *
+ * Used in handling following instruction:
+ *
+ * - MOVE.BALC
+ */
uint64 NMD::decode_gpr_gpr1(uint64 d)
{
static uint64 register_list[] = { 4, 5 };
--
2.7.4
