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* sparc.h (sparc_{encode,decode}_sparclet_cpreg): Declare.

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Mark operand letters uU as in use.
This commit is contained in:
David Edelsohn 1996-02-21 04:47:16 +00:00
parent 8a25c34c7a
commit 8c3f315e6a
2 changed files with 40 additions and 17 deletions
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13
include/opcode/ChangeLog
View file

@ -1,3 +1,16 @@
Tue Feb 20 20:46:21 1996 Doug Evans <dje@charmed.cygnus.com>
* sparc.h (sparc_{encode,decode}_sparclet_cpreg): Declare.
Mark operand letters uU as in use.
Mon Feb 19 01:59:08 1996 Doug Evans <dje@charmed.cygnus.com>
* sparc.h (sparc_opcode_arch_val): Add SPARC_OPCODE_ARCH_SPARCLET.
(sparc_opcode_arch): Delete member `conflicts'. Add `supported'.
(SPARC_OPCODE_SUPPORTED): New macro.
(SPARC_OPCODE_CONFLICT_P): Rewrite.
(F_NOTV9): Delete.
Fri Feb 16 12:23:34 1996 Jeffrey A Law (law@cygnus.com) Fri Feb 16 12:23:34 1996 Jeffrey A Law (law@cygnus.com)
* sparc.h (sparc_opcode_lookup_arch) Make return type in * sparc.h (sparc_opcode_lookup_arch) Make return type in

44
include/opcode/sparc.h
View file

@ -33,13 +33,12 @@ Boston, MA 02111-1307, USA. */
returns non-zero. returns non-zero.
The values are indices into `sparc_opcode_archs' defined in sparc-opc.c. The values are indices into `sparc_opcode_archs' defined in sparc-opc.c.
Don't change this without updating sparc-opc.c. */ Don't change this without updating sparc-opc.c. */
/* ??? May wish to allow for anonymous architectures for variants that have
a common but unnamed subset. */
enum sparc_opcode_arch_val { enum sparc_opcode_arch_val {
SPARC_OPCODE_ARCH_V6 = 0, SPARC_OPCODE_ARCH_V6 = 0,
SPARC_OPCODE_ARCH_V7, SPARC_OPCODE_ARCH_V7,
SPARC_OPCODE_ARCH_V8, SPARC_OPCODE_ARCH_V8,
SPARC_OPCODE_ARCH_SPARCLET,
SPARC_OPCODE_ARCH_SPARCLITE, SPARC_OPCODE_ARCH_SPARCLITE,
/* v9 variants must appear last */ /* v9 variants must appear last */
SPARC_OPCODE_ARCH_V9, SPARC_OPCODE_ARCH_V9,
@ -54,28 +53,38 @@ enum sparc_opcode_arch_val {
struct sparc_opcode_arch { struct sparc_opcode_arch {
const char *name; const char *name;
int conflicts; /* Mask of sparc_opcode_arch_val's supported.
EG: For v7 this would be ((1 << v6) | (1 << v7)). */
/* These are short's because sparc_opcode.architecture is. */
short supported;
}; };
extern const struct sparc_opcode_arch sparc_opcode_archs[]; extern const struct sparc_opcode_arch sparc_opcode_archs[];
extern const enum sparc_opcode_arch_val sparc_opcode_lookup_arch (); /* Given architecture name, look up it's sparc_opcode_arch_val value. */
extern enum sparc_opcode_arch_val sparc_opcode_lookup_arch ();
/* Non-zero if ARCH1 conflicts with ARCH2. */ /* Return the bitmask of supported architectures for ARCH. */
#define SPARC_OPCODE_SUPPORTED(ARCH) (sparc_opcode_archs[ARCH].supported)
/* Non-zero if ARCH1 conflicts with ARCH2.
IE: ARCH1 as a supported bit set that ARCH2 doesn't, and vice versa. */
#define SPARC_OPCODE_CONFLICT_P(ARCH1, ARCH2) \ #define SPARC_OPCODE_CONFLICT_P(ARCH1, ARCH2) \
((1 << (ARCH1)) & sparc_opcode_archs[ARCH2].conflicts) (((SPARC_OPCODE_SUPPORTED (ARCH1) & SPARC_OPCODE_SUPPORTED (ARCH2)) \
!= SPARC_OPCODE_SUPPORTED (ARCH1)) \
&& ((SPARC_OPCODE_SUPPORTED (ARCH1) & SPARC_OPCODE_SUPPORTED (ARCH2)) \
!= SPARC_OPCODE_SUPPORTED (ARCH2)))
/* Structure of an opcode table entry. */ /* Structure of an opcode table entry. */
struct sparc_opcode { struct sparc_opcode {
const char *name; const char *name;
unsigned long match; /* Bits that must be set. */ unsigned long match; /* Bits that must be set. */
unsigned long lose; /* Bits that must not be set. */ unsigned long lose; /* Bits that must not be set. */
const char *args; const char *args;
/* This was called "delayed" in versions before the flags. */ /* This was called "delayed" in versions before the flags. */
char flags; char flags;
enum sparc_opcode_arch_val architecture; short architecture; /* Bitmask of sparc_opcode_arch_val's. */
}; };
#define F_DELAYED 1 /* Delayed branch */ #define F_DELAYED 1 /* Delayed branch */
@ -83,9 +92,6 @@ struct sparc_opcode {
#define F_UNBR 4 /* Unconditional branch */ #define F_UNBR 4 /* Unconditional branch */
#define F_CONDBR 8 /* Conditional branch */ #define F_CONDBR 8 /* Conditional branch */
#define F_JSR 16 /* Subroutine call */ #define F_JSR 16 /* Subroutine call */
/* ??? One can argue this shouldn't be here and the architecture
field should be used instead. */
#define F_NOTV9 32 /* Doesn't exist in v9 */
/* FIXME: Add F_ANACHRONISTIC flag for v9. */ /* FIXME: Add F_ANACHRONISTIC flag for v9. */
/* /*
@ -144,6 +150,8 @@ Kinds of operands:
t Trap base register. t Trap base register.
w Window invalid mask register. w Window invalid mask register.
y Y register. y Y register.
u sparclet coprocessor registers in rd position
U sparclet coprocessor registers in rs1 position
E %ccr. (v9) E %ccr. (v9)
s %fprs. (v9) s %fprs. (v9)
P %pc. (v9) P %pc. (v9)
@ -159,7 +167,7 @@ Kinds of operands:
x OPF field (v9 impdep). x OPF field (v9 impdep).
The following chars are unused: (note: ,[] are used as punctuation) The following chars are unused: (note: ,[] are used as punctuation)
[uOUXY3450] [OXY3450]
*/ */
@ -198,6 +206,8 @@ int sparc_encode_membar ();
char *sparc_decode_membar (); char *sparc_decode_membar ();
int sparc_encode_prefetch (); int sparc_encode_prefetch ();
char *sparc_decode_prefetch (); char *sparc_decode_prefetch ();
int sparc_encode_sparclet_cpreg ();
char *sparc_decode_sparclet_cpreg ();
/* /*
* Local Variables: * Local Variables: