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gcc: xtensa: add data alignment properties to dynconfig

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gcc/
	* config/xtensa/xtensa-dynconfig.cc (xtensa_get_config_v4): New
	function.

include/
	* xtensa-dynconfig.h (xtensa_config_v4): New struct.
	(XCHAL_DATA_WIDTH, XCHAL_UNALIGNED_LOAD_EXCEPTION)
	(XCHAL_UNALIGNED_STORE_EXCEPTION, XCHAL_UNALIGNED_LOAD_HW)
	(XCHAL_UNALIGNED_STORE_HW, XTENSA_CONFIG_V4_ENTRY_LIST): New
	definitions.
	(XTENSA_CONFIG_INSTANCE_LIST): Add xtensa_config_v4 instance.
	(XTENSA_CONFIG_ENTRY_LIST): Add XTENSA_CONFIG_V4_ENTRY_LIST.
This commit is contained in:
Max Filippov 2023-02-28 05:38:12 -08:00
parent 58b7dbf865
commit ec9b308798
2 changed files with 76 additions and 1 deletions
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18
gcc/config/xtensa/xtensa-dynconfig.cc
View file

@ -182,6 +182,24 @@ const struct xtensa_config_v3 *xtensa_get_config_v3 (void)
return config;
}
const struct xtensa_config_v4 *xtensa_get_config_v4 (void)
{
static const struct xtensa_config_v4 *config;
static const struct xtensa_config_v4 def = {
16, /* xchal_data_width */
1, /* xchal_unaligned_load_exception */
1, /* xchal_unaligned_store_exception */
0, /* xchal_unaligned_load_hw */
0, /* xchal_unaligned_store_hw */
};
if (!config)
config = (const struct xtensa_config_v4 *) xtensa_load_config ("xtensa_config_v4",
&xtensa_config_v4,
&def);
return config;
}
const char * const *xtensa_get_config_strings (void)
{
static const char * const *config_strings;

59
include/xtensa-dynconfig.h
View file

@ -112,6 +112,15 @@ struct xtensa_config_v3
int xchal_have_xea3;
};
struct xtensa_config_v4
{
int xchal_data_width;
int xchal_unaligned_load_exception;
int xchal_unaligned_store_exception;
int xchal_unaligned_load_hw;
int xchal_unaligned_store_hw;
};
typedef struct xtensa_isa_internal_struct xtensa_isa_internal;
extern const void *xtensa_load_config (const char *name,
@ -120,6 +129,7 @@ extern const void *xtensa_load_config (const char *name,
extern const struct xtensa_config_v1 *xtensa_get_config_v1 (void);
extern const struct xtensa_config_v2 *xtensa_get_config_v2 (void);
extern const struct xtensa_config_v3 *xtensa_get_config_v3 (void);
extern const struct xtensa_config_v4 *xtensa_get_config_v4 (void);
#ifdef XTENSA_CONFIG_DEFINITION
@ -207,6 +217,26 @@ extern const struct xtensa_config_v3 *xtensa_get_config_v3 (void);
#define XCHAL_HAVE_XEA3 0
#endif
#ifndef XCHAL_DATA_WIDTH
#define XCHAL_DATA_WIDTH 16
#endif
#ifndef XCHAL_UNALIGNED_LOAD_EXCEPTION
#define XCHAL_UNALIGNED_LOAD_EXCEPTION 1
#endif
#ifndef XCHAL_UNALIGNED_STORE_EXCEPTION
#define XCHAL_UNALIGNED_STORE_EXCEPTION 1
#endif
#ifndef XCHAL_UNALIGNED_LOAD_HW
#define XCHAL_UNALIGNED_LOAD_HW 0
#endif
#ifndef XCHAL_UNALIGNED_STORE_HW
#define XCHAL_UNALIGNED_STORE_HW 0
#endif
#define XTENSA_CONFIG_ENTRY(a) a
#define XTENSA_CONFIG_V1_ENTRY_LIST \
@ -276,6 +306,13 @@ extern const struct xtensa_config_v3 *xtensa_get_config_v3 (void);
XTENSA_CONFIG_ENTRY(XCHAL_HAVE_EXCLUSIVE), \
XTENSA_CONFIG_ENTRY(XCHAL_HAVE_XEA3)
#define XTENSA_CONFIG_V4_ENTRY_LIST \
XTENSA_CONFIG_ENTRY(XCHAL_DATA_WIDTH), \
XTENSA_CONFIG_ENTRY(XCHAL_UNALIGNED_LOAD_EXCEPTION), \
XTENSA_CONFIG_ENTRY(XCHAL_UNALIGNED_STORE_EXCEPTION), \
XTENSA_CONFIG_ENTRY(XCHAL_UNALIGNED_LOAD_HW), \
XTENSA_CONFIG_ENTRY(XCHAL_UNALIGNED_STORE_HW)
#define XTENSA_CONFIG_INSTANCE_LIST \
const struct xtensa_config_v1 xtensa_config_v1 = { \
XTENSA_CONFIG_V1_ENTRY_LIST, \
@ -285,12 +322,16 @@ const struct xtensa_config_v2 xtensa_config_v2 = { \
}; \
const struct xtensa_config_v3 xtensa_config_v3 = { \
XTENSA_CONFIG_V3_ENTRY_LIST, \
}; \
const struct xtensa_config_v4 xtensa_config_v4 = { \
XTENSA_CONFIG_V4_ENTRY_LIST, \
}
#define XTENSA_CONFIG_ENTRY_LIST \
XTENSA_CONFIG_V1_ENTRY_LIST, \
XTENSA_CONFIG_V2_ENTRY_LIST, \
XTENSA_CONFIG_V3_ENTRY_LIST
XTENSA_CONFIG_V3_ENTRY_LIST, \
XTENSA_CONFIG_V4_ENTRY_LIST
#else /* XTENSA_CONFIG_DEFINITION */
@ -482,6 +523,22 @@ const struct xtensa_config_v3 xtensa_config_v3 = { \
#undef XCHAL_HAVE_XEA3
#define XCHAL_HAVE_XEA3 (xtensa_get_config_v3 ()->xchal_have_xea3)
#undef XCHAL_DATA_WIDTH
#define XCHAL_DATA_WIDTH (xtensa_get_config_v4 ()->xchal_data_width)
#undef XCHAL_UNALIGNED_LOAD_EXCEPTION
#define XCHAL_UNALIGNED_LOAD_EXCEPTION (xtensa_get_config_v4 ()->xchal_unaligned_load_exception)
#undef XCHAL_UNALIGNED_STORE_EXCEPTION
#define XCHAL_UNALIGNED_STORE_EXCEPTION (xtensa_get_config_v4 ()->xchal_unaligned_store_exception)
#undef XCHAL_UNALIGNED_LOAD_HW
#define XCHAL_UNALIGNED_LOAD_HW (xtensa_get_config_v4 ()->xchal_unaligned_load_hw)
#undef XCHAL_UNALIGNED_STORE_HW
#define XCHAL_UNALIGNED_STORE_HW (xtensa_get_config_v4 ()->xchal_unaligned_store_hw)
#endif /* XTENSA_CONFIG_DEFINITION */
#ifdef __cplusplus