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[Qemu-devel] [PATCH 6/6] target/rx: Dump bytes for each insn during disa
From: |
Richard Henderson |
Subject: |
[Qemu-devel] [PATCH 6/6] target/rx: Dump bytes for each insn during disassembly |
Date: |
Thu, 23 May 2019 11:08:03 -0400 |
There are so many different forms of each RX instruction
that it will be very useful to be able to look at the bytes
to see on which path a bug may lie.
Signed-off-by: Richard Henderson <address@hidden>
---
target/rx/disas.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff --git a/target/rx/disas.c b/target/rx/disas.c
index 5a32a87534..d73b53db44 100644
--- a/target/rx/disas.c
+++ b/target/rx/disas.c
@@ -102,7 +102,21 @@ static int bdsp_s(DisasContext *ctx, int d)
/* Include the auto-generated decoder. */
#include "decode.inc.c"
-#define prt(...) (ctx->dis->fprintf_func)((ctx->dis->stream), __VA_ARGS__)
+static void dump_bytes(DisasContext *ctx)
+{
+ int i, len = ctx->len;
+
+ for (i = 0; i < len; ++i) {
+ ctx->dis->fprintf_func(ctx->dis->stream, "%02x ", ctx->bytes[i]);
+ }
+ ctx->dis->fprintf_func(ctx->dis->stream, "%*c", (8 - i) * 3, '\t');
+}
+
+#define prt(...) \
+ do { \
+ dump_bytes(ctx); \
+ ctx->dis->fprintf_func(ctx->dis->stream, __VA_ARGS__); \
+ } while (0)
#define RX_MEMORY_BYTE 0
#define RX_MEMORY_WORD 1
--
2.17.1
- [Qemu-devel] [PATCH 0/6] target/rx: Improvements to disassembly, Richard Henderson, 2019/05/23
- [Qemu-devel] [PATCH 1/6] target/rx: Disassemble rx_index_addr into a string, Richard Henderson, 2019/05/23
- [Qemu-devel] [PATCH 2/6] target/rx: Replace operand with prt_ldmi in disassembler, Richard Henderson, 2019/05/23
- [Qemu-devel] [PATCH 5/6] target/rx: Collect all bytes during disassembly, Richard Henderson, 2019/05/23
- [Qemu-devel] [PATCH 3/6] target/rx: Use prt_ldmi for XCHG_mr disassembly, Richard Henderson, 2019/05/23
- [Qemu-devel] [PATCH 6/6] target/rx: Dump bytes for each insn during disassembly,
Richard Henderson <=
- [Qemu-devel] [PATCH 4/6] target/rx: Emit all disassembly in one prt(), Richard Henderson, 2019/05/23
- Re: [Qemu-devel] [PATCH 0/6] target/rx: Improvements to disassembly, Yoshinori Sato, 2019/05/27