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authorNick Clifton <nickc@redhat.com>1997-09-16 01:34:03 +0000
committerNick Clifton <nickc@redhat.com>1997-09-16 01:34:03 +0000
commitd30a2be45d6518c9de3aba98b75b5552880cb524 (patch)
tree129f4fc2cd9f03b7ffd0775d0fe09b1622c77d6c /gas
parent9bbbb61220b9cc3818a6f7e6c7c92be31bc867e2 (diff)
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Added checking of instructions against target cpu.
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog15
-rw-r--r--gas/config/tc-v850.c28
-rw-r--r--gas/config/tc-v850.h14
3 files changed, 55 insertions, 2 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 474654b..c1783b3 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,18 @@
+Mon Sep 15 18:33:06 1997 Nick Clifton <nickc@cygnus.com>
+
+ * config/tc-v850.c (processor_mask): New variable.
+ (set_machine, md_parse_option): Set processor_mask.
+ (md_assemble): Check that instruction is available to target
+ processor.
+
+ * config/tc-v850.h (TARGET_PROCESSOR): New constant.
+start-sanitize-v850e
+ (TARGET_PROCESSOR): New constant.
+end-sanitize-v850e
+start-sanitize-v850eq
+ (TARGET_PROCESSOR): New constant.
+end-sanitize-v850eq
+
start-sanitize-tx19
Mon Sep 15 17:26:46 1997 Gavin Koch <gavin@cygnus.com>
diff --git a/gas/config/tc-v850.c b/gas/config/tc-v850.c
index 727c2ef..39f1c72 100644
--- a/gas/config/tc-v850.c
+++ b/gas/config/tc-v850.c
@@ -34,9 +34,12 @@ static bfd_reloc_code_real_type hold_cons_reloc;
static boolean warn_signed_overflows = FALSE;
static boolean warn_unsigned_overflows = FALSE;
-/* Indicates the target processor type. */
+/* Indicates the target BFD machine number. */
static int machine = TARGET_MACHINE;
+/* Indicates the target processor(s) for the assemble. */
+static unsigned int processor_mask = TARGET_PROCESSOR;
+
/* Structure to hold information about predefined registers. */
struct reg_name
@@ -211,6 +214,17 @@ set_machine (int number)
{
machine = number;
bfd_set_arch_mach (stdoutput, TARGET_ARCH, machine);
+
+ switch (machine)
+ {
+ case 0: processor_mask = PROCESSOR_V850; break;
+/* start-sanitize-v850e */
+ case bfd_mach_v850e: processor_mask = PROCESSOR_V850E; break;
+/* end-sanitize-v850e */
+/* start-sanitize-v850eq */
+ case bfd_mach_v850eq: processor_mask = PROCESSOR_V850EQ; break;
+/* end-sanitize-v850eq */
+ }
}
/* The target specific pseudo-ops which we support. */
@@ -821,6 +835,8 @@ md_parse_option (c, arg)
else if (strcmp (arg, "v850e") == 0)
{
machine = bfd_mach_v850e;
+ processor_mask = PROCESSOR_V850 | PROCESSOR_V850E;
+
return 1;
}
/* end-sanitize-v850e */
@@ -828,6 +844,7 @@ md_parse_option (c, arg)
else if (strcmp (arg, "v850eq") == 0)
{
machine = bfd_mach_v850eq;
+ processor_mask = PROCESSOR_V850EQ;
return 1;
}
/* end-sanitize-v850eq */
@@ -1133,9 +1150,16 @@ md_assemble (str)
{
const char * errmsg = NULL;
+ match = 0;
+
+ if ((opcode->processors & processor_mask) == 0)
+ {
+ errmsg = "Target processor doe snot support this instruction.";
+ goto error;
+ }
+
relaxable = 0;
fc = 0;
- match = 0;
next_opindex = 0;
insn = opcode->opcode;
extra_data_after_insn = false;
diff --git a/gas/config/tc-v850.h b/gas/config/tc-v850.h
index 31baf0b..449777a 100644
--- a/gas/config/tc-v850.h
+++ b/gas/config/tc-v850.h
@@ -29,8 +29,10 @@
/* The target BFD architecture. */
#define TARGET_ARCH bfd_arch_v850
+/* The target BFD format. */
#define TARGET_FORMAT "elf32-v850"
+/* The target BFD machine number. */
#define TARGET_MACHINE 0
/* start-sanitize-v850e */
#undef TARGET_MACHINE
@@ -41,6 +43,18 @@
#define TARGET_MACHINE bfd_mach_v850eq
/* end-sanitize-v850eq */
+/* The target processor mask. */
+#define TARGET_PROCESSOR PROCESSOR_V850
+/* start-sanitize-v850e */
+#undef TARGET_PROCESSOR
+#define TARGET_PROCESSOR PROCESSOR_V850E
+/* end-sanitize-v850e */
+/* start-sanitize-v850eq */
+#undef TARGET_PROCESSOR
+#define TARGET_PROCESSOR PROCESSOR_V850EQ
+/* end-sanitize-v850eq */
+
+
#define MD_APPLY_FIX3
#define md_operand(x)