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authorNick Clifton <nickc@redhat.com>2015-12-15 16:21:29 +0000
committerNick Clifton <nickc@redhat.com>2015-12-15 16:21:29 +0000
commitff1fe6fad9687cebddcdf82076c55d7025df7566 (patch)
tree5481dad7cf39cded6f149e1dd6c3461463dfe704 /gas
parenta22279dd83da7a0dd2b496c92dc2522427f74e37 (diff)
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Remove refernces to a non-existent silicon errata.
* doc/c-msp430.texi (MSP430 Options): Remove references to a non-existent silicon errata. * config/tc-msp430.c: Likewise.
Diffstat (limited to 'gas')
-rw-r--r--gas/ChangeLog6
-rw-r--r--gas/config/tc-msp430.c13
-rw-r--r--gas/doc/c-msp430.texi4
3 files changed, 9 insertions, 14 deletions
diff --git a/gas/ChangeLog b/gas/ChangeLog
index 2683acb..a37651a 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,3 +1,9 @@
+2015-12-15 Nick Clifton <nickc@redhat.com>
+
+ * doc/c-msp430.texi (MSP430 Options): Remove references to a
+ non-existant silicon errata.
+ * config/tc-msp430.c: Likewise.
+
2015-12-14 Matthew Wahab <matthew.wahab@arm.com>
* config/tc-aarch64.c (parse_neon_type_for_operand): Adjust to
diff --git a/gas/config/tc-msp430.c b/gas/config/tc-msp430.c
index ef7c5ee..a7451a3 100644
--- a/gas/config/tc-msp430.c
+++ b/gas/config/tc-msp430.c
@@ -694,8 +694,6 @@ static unsigned int silicon_errata_warn = 0;
#define SILICON_ERRATA_CPU12 (1 << 3)
#define SILICON_ERRATA_CPU13 (1 << 4)
#define SILICON_ERRATA_CPU19 (1 << 5)
-#define SILICON_ERRATA_CPU42 (1 << 6)
-#define SILICON_ERRATA_CPU42_PLUS (1 << 7)
static void
msp430_set_arch (int option)
@@ -1338,8 +1336,6 @@ md_parse_option (int c, char * arg)
{ STRING_COMMA_LEN ("cpu12"), SILICON_ERRATA_CPU12 },
{ STRING_COMMA_LEN ("cpu13"), SILICON_ERRATA_CPU13 },
{ STRING_COMMA_LEN ("cpu19"), SILICON_ERRATA_CPU19 },
- { STRING_COMMA_LEN ("cpu42"), SILICON_ERRATA_CPU42 },
- { STRING_COMMA_LEN ("cpu42+"), SILICON_ERRATA_CPU42_PLUS },
};
do
@@ -1579,7 +1575,7 @@ md_show_usage (FILE * stream)
fprintf (stream,
_(" -msilicon-errata=<name>[,<name>...] - enable fixups for silicon errata\n"
" -msilicon-errata-warn=<name>[,<name>...] - warn when a fixup might be needed\n"
- " supported errata names: cpu4, cpu8, cpu11, cpu12, cpu13, cpu19, cpu42, cpu42+\n"));
+ " supported errata names: cpu4, cpu8, cpu11, cpu12, cpu13, cpu19\n"));
fprintf (stream,
_(" -mQ - enable relaxation at assembly time. DANGEROUS!\n"
" -mP - enable polymorph instructions\n"));
@@ -2605,9 +2601,7 @@ msp430_operands (struct msp430_opcode_s * opcode, char * line)
switch (check_for_nop & - check_for_nop)
{
case NOP_CHECK_INTERRUPT:
- if (warn_interrupt_nops
- || silicon_errata_warn & SILICON_ERRATA_CPU42
- || silicon_errata_warn & SILICON_ERRATA_CPU42_PLUS)
+ if (warn_interrupt_nops)
{
if (gen_interrupt_nops)
as_warn (_("NOP inserted between two instructions that change interrupt state"));
@@ -2615,8 +2609,7 @@ msp430_operands (struct msp430_opcode_s * opcode, char * line)
as_warn (_("a NOP might be needed here because of successive changes in interrupt state"));
}
- if (gen_interrupt_nops
- || silicon_errata_fix & SILICON_ERRATA_CPU42_PLUS)
+ if (gen_interrupt_nops)
/* Emit a NOP between interrupt enable/disable.
See 1.3.4.1 of the MSP430x5xx User Guide. */
doit = TRUE;
diff --git a/gas/doc/c-msp430.texi b/gas/doc/c-msp430.texi
index 5b72c76..ff5fef4 100644
--- a/gas/doc/c-msp430.texi
+++ b/gas/doc/c-msp430.texi
@@ -57,10 +57,6 @@ Do not use the @code{PC} in a @code{CMP} or @code{BIT} instruction.
Do not use an arithmetic instruction to modify the @code{SR}.
@item cpu19
Insert @code{NOP} after @code{CPUOFF}.
-@item cpu42
-Warn where a @code{NOP} ought to be present after enabling interrupts.
-@item cpu42+
-Add @code{NOP} after enabling interrupts.
@end table
@item -msilicon-errata-warn=@var{name}[,@var{name}@dots{}]