From 8f61b5e451d85defe8f4b61594c20099e70c07ee Mon Sep 17 00:00:00 2001 From: Ian Lance Taylor Date: Mon, 21 Sep 1992 22:36:04 +0000 Subject: [PATCH] Patches from WRS: Mon Sep 21 14:54:35 1992 Ian Lance Taylor (ian@cygnus.com) * m68k-pinsn (print_insn_arg, fetch_arg): added support for operands to memory management instructions, from WRS. --- gdb/ChangeLog | 5 +++++ gdb/m68k-pinsn.c | 35 ++++++++++++++++++++++++++++++++++- 2 files changed, 39 insertions(+), 1 deletion(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index df5e8bf666b..82e75a0d9d4 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,3 +1,8 @@ +Mon Sep 21 14:54:35 1992 Ian Lance Taylor (ian@cygnus.com) + + * m68k-pinsn (print_insn_arg, fetch_arg): added support for + operands to memory management instructions, from WRS. + Sep 20 08:42:12 1992 Fred Fish (fnf@cygnus.com) * main.c (main): Back out previous language setting changes. diff --git a/gdb/m68k-pinsn.c b/gdb/m68k-pinsn.c index 7f442d50241..859d8d9dd77 100644 --- a/gdb/m68k-pinsn.c +++ b/gdb/m68k-pinsn.c @@ -188,6 +188,30 @@ print_insn_arg (d, buffer, p, addr, stream) switch (*d) { + case 'c': /* cache identifier */ + { + static char *cacheFieldName[] = { "NOP", "dc", "ic", "bc" }; + val = fetch_arg (buffer, place, 2); + fprintf_filtered (stream, cacheFieldName[val]); + break; + } + + case 'a': /* address register indirect only. Cf. case '+'. */ + { + fprintf_filtered (stream, + "%s@", + reg_names [fetch_arg (buffer, place, 3) + 8]); + break; + } + + case '_': /* 32-bit absolute address for move16. */ + { + val = NEXTLONG (p); + fprintf_filtered (stream, "@#"); + print_address (val, stream); + break; + } + case 'C': fprintf_filtered (stream, "ccr"); break; @@ -204,8 +228,11 @@ print_insn_arg (d, buffer, p, addr, stream) { static struct { char *name; int value; } names[] = {{"sfc", 0x000}, {"dfc", 0x001}, {"cacr", 0x002}, + {"tc", 0x003}, {"itt0",0x004}, {"itt1", 0x005}, + {"dtt0",0x006}, {"dtt1",0x007}, {"usp", 0x800}, {"vbr", 0x801}, {"caar", 0x802}, - {"msp", 0x803}, {"isp", 0x804}}; + {"msp", 0x803}, {"isp", 0x804}, {"mmusr",0x805}, + {"urp", 0x806}, {"srp", 0x807}}; val = fetch_arg (buffer, place, 12); for (regno = sizeof names / sizeof names[0] - 1; regno >= 0; regno--) @@ -659,12 +686,18 @@ fetch_arg (buffer, code, bits) val >>= 10; break; + case 'e': + val = (buffer[1] >> 6); + break; + default: abort (); } switch (bits) { + case 2: + return val & 3; case 3: return val & 7; case 4: -- 2.30.2