+2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
+
+ From Jie Zhang <jie.zhang@analog.com>
+ * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
+ mcpu=bf561-none and mcpu=bf561-0.2.
+ * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
+ * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
+ MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
+ * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
+ BFIN_CPU_UNKNOWN.
+ * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for
+ BF561.
+ (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
+ option.
+ * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
+ (cputype_selected): Remove.
+ (bfin_handle_option): Don't use cputype_selected.
+ (override_options): When no mcpu option, enable all workarounds.
+ Don't use bfin_workarounds.
+ * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
+ processor type.
+ (DEFAULT_CPU_TYPE): Don't define.
+
2008-05-16 Richard Guenther <rguenther@suse.de>
* tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
/* CPU type. */
typedef enum bfin_cpu_type
{
+ BFIN_CPU_UNKNOWN,
BFIN_CPU_BF522,
BFIN_CPU_BF523,
BFIN_CPU_BF524,
static int bfin_flag_var_tracking;
/* -mcpu support */
-bfin_cpu_t bfin_cpu_type = DEFAULT_CPU_TYPE;
+bfin_cpu_t bfin_cpu_type = BFIN_CPU_UNKNOWN;
/* -msi-revision support. There are three special values:
-1 -msi-revision=none.
/* The workarounds enabled */
unsigned int bfin_workarounds = 0;
-static bool cputype_selected = false;
-
struct bfin_cpu
{
const char *name;
q = arg + strlen (p);
- cputype_selected = true;
-
if (*q == '\0')
{
bfin_si_revision = bfin_cpus[i].si_revision;
void
override_options (void)
{
+ /* If processor type is not specified, enable all workarounds. */
+ if (bfin_cpu_type == BFIN_CPU_UNKNOWN)
+ {
+ int i;
+
+ for (i = 0; bfin_cpus[i].name != NULL; i++)
+ bfin_workarounds |= bfin_cpus[i].workarounds;
+
+ bfin_si_revision = 0xffff;
+ }
+
if (bfin_csync_anomaly == 1)
bfin_workarounds |= WA_SPECULATIVE_SYNCS;
else if (bfin_csync_anomaly == 0)
else if (bfin_specld_anomaly == 0)
bfin_workarounds &= ~WA_SPECULATIVE_LOADS;
- if (!cputype_selected)
- bfin_workarounds |= WA_RETS;
-
if (TARGET_OMIT_LEAF_FRAME_POINTER)
flag_omit_frame_pointer = 1;
if (flag_pic && !TARGET_FDPIC && !TARGET_ID_SHARED_LIBRARY)
flag_pic = 0;
+ if (TARGET_MULTICORE && bfin_cpu_type != BFIN_CPU_BF561)
+ error ("-mmulticore can only be used with BF561");
+
+ if (TARGET_COREA && !TARGET_MULTICORE)
+ error ("-mcorea should be used with -mmulticore");
+
+ if (TARGET_COREB && !TARGET_MULTICORE)
+ error ("-mcoreb should be used with -mmulticore");
+
+ if (TARGET_COREA && TARGET_COREB)
+ error ("-mcorea and -mcoreb can't be used together");
+
flag_schedule_insns = 0;
/* Passes after sched2 can break the helpful TImode annotations that
extern int target_flags;
-#ifndef DEFAULT_CPU_TYPE
-#define DEFAULT_CPU_TYPE BFIN_CPU_BF532
-#endif
-
/* Predefinition in the preprocessor for this target machine */
#ifndef TARGET_CPU_CPP_BUILTINS
#define TARGET_CPU_CPP_BUILTINS() \
builtin_define ("__ID_SHARED_LIB__"); \
if (flag_no_builtin) \
builtin_define ("__NO_BUILTIN"); \
+ if (TARGET_MULTICORE) \
+ builtin_define ("__BFIN_MULTICORE"); \
+ if (TARGET_COREA) \
+ builtin_define ("__BFIN_COREA"); \
+ if (TARGET_COREB) \
+ builtin_define ("__BFIN_COREB"); \
+ if (TARGET_SDRAM) \
+ builtin_define ("__BFIN_SDRAM"); \
} \
while (0)
#endif
#define DRIVER_SELF_SPECS SUBTARGET_DRIVER_SELF_SPECS "\
- %{!mcpu=*:-mcpu=bf532} \
%{mleaf-id-shared-library:%{!mid-shared-library:-mid-shared-library}} \
%{mfdpic:%{!fpic:%{!fpie:%{!fPIC:%{!fPIE:\
%{!fno-pic:%{!fno-pie:%{!fno-PIC:%{!fno-PIE:-fpie}}}}}}}}} \
mstack-check-l1
Target Report Mask(STACK_CHECK_L1)
Do stack checking using bounds in L1 scratch memory
+
+mmulticore
+Target Report Mask(MULTICORE)
+Enable multicore support
+
+mcorea
+Target Report Mask(COREA)
+Build for Core A
+
+mcoreb
+Target Report Mask(COREB)
+Build for Core B
+
+msdram
+Target Report Mask(SDRAM)
+Build for SDRAM
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "\
%{msim:%{!shared:crt0%O%s}} \
-%{!msim:basiccrt%O%s} \
+%{!msim:%{!mcpu=bf561*:%{!msdram:basiccrt%O%s} %{msdram:basiccrts%O%s};: \
+ %{!msdram:basiccrt561%O%s} %{msdram:basiccrt561s%O%s}} \
+ %{mcpu=bf561*:%{mmulticore:%{!mcorea:%{!mcoreb:basiccrt561b%O%s}}}}} \
crti%O%s crtbegin%O%s crtlibid%O%s"
#undef ENDFILE_SPEC
#undef LIB_SPEC
#define LIB_SPEC "--start-group -lc %{msim:-lsim}%{!msim:-lnosys} --end-group \
-%{!T*:%{!msim:%{mcpu=bf522*:-T bf522.ld%s}%{mcpu=bf523*:-T bf523.ld%s} \
+%{!T*:%{!msim:%{!msdram: \
+ %{mcpu=bf522*:-T bf522.ld%s}%{mcpu=bf523*:-T bf523.ld%s} \
%{mcpu=bf524*:-T bf524.ld%s}%{mcpu=bf525*:-T bf525.ld%s} \
%{mcpu=bf526*:-T bf526.ld%s}%{mcpu=bf527*:-T bf527.ld%s} \
%{mcpu=bf531*:-T bf531.ld%s}%{mcpu=bf532*:-T bf532.ld%s} \
%{mcpu=bf542*:-T bf542.ld%s}%{mcpu=bf544*:-T bf544.ld%s} \
%{mcpu=bf547*:-T bf547.ld%s}%{mcpu=bf548*:-T bf548.ld%s} \
%{mcpu=bf549*:-T bf549.ld%s} \
- %{!mcpu=*:-T bf532.ld%s} \
- -T bfin-common-sc.ld%s}}"
+ %{mcpu=bf561*:%{!mmulticore:-T bf561.ld%s} \
+ %{mmulticore:%{mcorea:-T bf561a.ld%s}} \
+ %{mmulticore:%{mcoreb:-T bf561b.ld%s}} \
+ %{mmulticore:%{!mcorea:%{!mcoreb:-T bf561m.ld%s}}}} \
+ %{!mcpu=*:%eno processor type specified for linking} \
+ %{!mcpu=bf561*:-T bfin-common-sc.ld%s} \
+ %{mcpu=bf561*:%{!mmulticore:-T bfin-common-sc.ld%s} \
+ %{mmulticore:-T bfin-common-mc.ld%s}}}}}"
#undef USER_LABEL_PREFIX
#define USER_LABEL_PREFIX "_"
CRTSTUFF_T_CFLAGS = -fpic
TARGET_LIBGCC2_CFLAGS = -fpic
-MULTILIB_OPTIONS=mcpu=bf532-none/mcpu=bf532-0.3
+MULTILIB_OPTIONS=mcpu=bf532-none
MULTILIB_OPTIONS+=mid-shared-library/msep-data/mfdpic mleaf-id-shared-library
-MULTILIB_DIRNAMES=bf532-none bf532-0.3 mid-shared-library msep-data mfdpic mleaf-id-shared-library
-MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf561
-MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf561-none mcpu?bf532-none=mcpu?bf561-0.5
-MULTILIB_MATCHES+=mcpu?bf532-0.3=mcpu?bf531-0.4 mcpu?bf532-0.3=mcpu?bf531-0.3 mcpu?bf532-0.3=mcpu?bf532-0.4 mcpu?bf532-0.3=mcpu?bf534-0.4 mcpu?bf532-0.3=mcpu?bf534-0.3 mcpu?bf532-0.3=mcpu?bf534-0.2 mcpu?bf532-0.3=mcpu?bf534-0.1 mcpu?bf532-0.3=mcpu?bf536-0.2 mcpu?bf532-0.3=mcpu?bf536-0.1 mcpu?bf532-0.3=mcpu?bf537-0.2 mcpu?bf532-0.3=mcpu?bf537-0.1 mcpu?bf532-0.3=mcpu?bf561-0.3 mcpu?bf532-0.3=mcpu?bf561-0.2 mcpu?bf532-0.3=mcpu?bf531-any mcpu?bf532-0.3=mcpu?bf532-any mcpu?bf532-0.3=mcpu?bf533-any mcpu?bf532-0.3=mcpu?bf534-any mcpu?bf532-0.3=mcpu?bf536-any mcpu?bf532-0.3=mcpu?bf537-any mcpu?bf532-0.3=mcpu?bf561-any
+MULTILIB_DIRNAMES=bf532-none mid-shared-library msep-data mfdpic mleaf-id-shared-library
+
+MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf522-none mcpu?bf532-none=mcpu?bf523-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf524-none mcpu?bf532-none=mcpu?bf525-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf526-none mcpu?bf532-none=mcpu?bf527-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf538-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf539-none mcpu?bf532-none=mcpu?bf542-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf544-none mcpu?bf532-none=mcpu?bf547-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf548-none mcpu?bf532-none=mcpu?bf549-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf561-none
+
MULTILIB_EXCEPTIONS=mleaf-id-shared-library*
-MULTILIB_EXCEPTIONS+=mcpu=bf532-0.3/mleaf-id-shared-library*
MULTILIB_EXCEPTIONS+=mcpu=bf532-none/mleaf-id-shared-library*
MULTILIB_EXCEPTIONS+=*mfdpic/mleaf-id-shared-library*
MULTILIB_EXCEPTIONS+=*msep-data/mleaf-id-shared-library*
CRTSTUFF_T_CFLAGS = -fpic
TARGET_LIBGCC2_CFLAGS = -fpic
-MULTILIB_OPTIONS=mcpu=bf532-none/mcpu=bf532-0.3
-MULTILIB_DIRNAMES=bf532-none bf532-0.3
-MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf561
-MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf561-none mcpu?bf532-none=mcpu?bf561-0.5
-MULTILIB_MATCHES+=mcpu?bf532-0.3=mcpu?bf531-0.4 mcpu?bf532-0.3=mcpu?bf531-0.3 mcpu?bf532-0.3=mcpu?bf532-0.4 mcpu?bf532-0.3=mcpu?bf533-0.4 mcpu?bf532-0.3=mcpu?bf533-0.3 mcpu?bf532-0.3=mcpu?bf534-0.2 mcpu?bf532-0.3=mcpu?bf534-0.1 mcpu?bf532-0.3=mcpu?bf536-0.2 mcpu?bf532-0.3=mcpu?bf536-0.1 mcpu?bf532-0.3=mcpu?bf537-0.2 mcpu?bf532-0.3=mcpu?bf537-0.1 mcpu?bf532-0.3=mcpu?bf561-0.3 mcpu?bf532-0.3=mcpu?bf561-0.2 mcpu?bf532-0.3=mcpu?bf531-any mcpu?bf532-0.3=mcpu?bf532-any mcpu?bf532-0.3=mcpu?bf533-any mcpu?bf532-0.3=mcpu?bf534-any mcpu?bf532-0.3=mcpu?bf536-any mcpu?bf532-0.3=mcpu?bf537-any mcpu?bf532-0.3=mcpu?bf561-any
+MULTILIB_OPTIONS=mcpu=bf532-none
+MULTILIB_DIRNAMES=bf532-none
+
+MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf522-none mcpu?bf532-none=mcpu?bf523-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf524-none mcpu?bf532-none=mcpu?bf525-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf526-none mcpu?bf532-none=mcpu?bf527-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf538-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf539-none mcpu?bf532-none=mcpu?bf542-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf544-none mcpu?bf532-none=mcpu?bf547-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf548-none mcpu?bf532-none=mcpu?bf549-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf561-none
SHLIB_MAPFILES=$(srcdir)/config/bfin/libgcc-bfin.ver
CRTSTUFF_T_CFLAGS = -fpic
TARGET_LIBGCC2_CFLAGS = -fpic
-MULTILIB_OPTIONS=mcpu=bf532-none/mcpu=bf532-0.3
+MULTILIB_OPTIONS=mcpu=bf532-none
MULTILIB_OPTIONS+=mid-shared-library/msep-data mleaf-id-shared-library
-MULTILIB_DIRNAMES=bf532-none bf532-0.3 mid-shared-library msep-data mleaf-id-shared-library
-MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf561
-MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf561-none mcpu?bf532-none=mcpu?bf561-0.5
-MULTILIB_MATCHES+=mcpu?bf532-0.3=mcpu?bf531-0.4 mcpu?bf532-0.3=mcpu?bf531-0.3 mcpu?bf532-0.3=mcpu?bf532-0.4 mcpu?bf532-0.3=mcpu?bf533-0.4 mcpu?bf532-0.3=mcpu?bf533-0.3 mcpu?bf532-0.3=mcpu?bf534-0.2 mcpu?bf532-0.3=mcpu?bf534-0.1 mcpu?bf532-0.3=mcpu?bf536-0.2 mcpu?bf532-0.3=mcpu?bf536-0.1 mcpu?bf532-0.3=mcpu?bf537-0.2 mcpu?bf532-0.3=mcpu?bf537-0.1 mcpu?bf532-0.3=mcpu?bf561-0.3 mcpu?bf532-0.3=mcpu?bf561-0.2 mcpu?bf532-0.3=mcpu?bf531-any mcpu?bf532-0.3=mcpu?bf532-any mcpu?bf532-0.3=mcpu?bf533-any mcpu?bf532-0.3=mcpu?bf534-any mcpu?bf532-0.3=mcpu?bf536-any mcpu?bf532-0.3=mcpu?bf537-any mcpu?bf532-0.3=mcpu?bf561-any
+MULTILIB_DIRNAMES=bf532-none mid-shared-library msep-data mleaf-id-shared-library
+
+MULTILIB_MATCHES=mcpu?bf532-none=mcpu?bf522-none mcpu?bf532-none=mcpu?bf523-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf524-none mcpu?bf532-none=mcpu?bf525-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf526-none mcpu?bf532-none=mcpu?bf527-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf531-none mcpu?bf532-none=mcpu?bf533-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf534-none mcpu?bf532-none=mcpu?bf536-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf537-none mcpu?bf532-none=mcpu?bf538-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf539-none mcpu?bf532-none=mcpu?bf542-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf544-none mcpu?bf532-none=mcpu?bf547-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf548-none mcpu?bf532-none=mcpu?bf549-none
+MULTILIB_MATCHES+=mcpu?bf532-none=mcpu?bf561-none
+
MULTILIB_EXCEPTIONS=mleaf-id-shared-library*
-MULTILIB_EXCEPTIONS+=mcpu=bf532-0.3/mleaf-id-shared-library*
MULTILIB_EXCEPTIONS+=mcpu=bf532-none/mleaf-id-shared-library*
MULTILIB_EXCEPTIONS+=*msep-data/mleaf-id-shared-library*
-mno-id-shared-library -mshared-library-id=@var{n} @gol
-mleaf-id-shared-library -mno-leaf-id-shared-library @gol
-msep-data -mno-sep-data -mlong-calls -mno-long-calls @gol
--mfast-fp -minline-plt}
+-mfast-fp -minline-plt -mmulticore -mcorea -mcoreb -msdram}
@emph{CRIS Options}
@gccoptlist{-mcpu=@var{cpu} -march=@var{cpu} -mtune=@var{cpu} @gol
@opindex minline-plt
Enable inlining of PLT entries in function calls to functions that are
not known to bind locally. It has no effect without @option{-mfdpic}.
-@end table
+@item -mmulticore
+@opindex mmulticore
+Build standalone application for multicore Blackfin processor. Proper
+start files and link scripts will be used to support multicore.
+This option defines @code{__BFIN_MULTICORE}. It can only be used with
+@option{-mcpu=bf561@r{[}-@var{sirevision}@r{]}}. It can be used with
+@option{-mcorea} or @option{-mcoreb}. If it's used without
+@option{-mcorea} or @option{-mcoreb}, single application/dual core
+programming model is used. In this model, the main function of Core B
+should be named as coreb_main. If it's used with @option{-mcorea} or
+@option{-mcoreb}, one application per core programming model is used.
+If this option is not used, single core application programming
+model is used.
+
+@item -mcorea
+@opindex mcorea
+Build standalone application for Core A of BF561 when using
+one application per core programming model. Proper start files
+and link scripts will be used to support Core A. This option
+defines @code{__BFIN_COREA}. It must be used with @option{-mmulticore}.
+
+@item -mcoreb
+@opindex mcoreb
+Build standalone application for Core B of BF561 when using
+one application per core programming model. Proper start files
+and link scripts will be used to support Core B. This option
+defines @code{__BFIN_COREB}. When this option is used, coreb_main
+should be used instead of main. It must be used with
+@option{-mmulticore}.
+
+@item -msdram
+@opindex msdram
+Build standalone application for SDRAM. Proper start files and
+link scripts will be used to put the application into SDRAM.
+Loader should initialize SDRAM before loading the application
+into SDRAM. This option defines @code{__BFIN_SDRAM}.
+@end table
+
@node CRIS Options
@subsection CRIS Options
@cindex CRIS Options
projects / gcc.git / commitdiff