r122342 ICE tree check at tree-cfg.c:2042

r122342 ICE tree check at tree-cfg.c:2042

[Shaun Jackman]

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$ avr-gcc -mmcu=atmega64 -g -O2 -Wall -Wextra -Werror -Os -I.. -I.
-MMD -DBOOTLOADER -DF_CPU=16000000  -c -o fs.o ../fs.c
../fs.c: In function 'fs_exec':
../fs.c:35: internal compiler error: tree check: expected class
'expression', have 'constant' (integer_cst) in find_taken_edge, at
tree-cfg.c:2042
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
$ avr-gcc --version |head -1
avr-gcc (GCC) 4.3.0 20070226 (experimental)

Thanks,
Shaun

[-- Attachment #2: fs.i --]
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# 1 "../fs.c"
# 1 "/home/sjackman/work/pathway/edin/edin/trunk/rdmbootloader//"
# 1 "<built-in>"
# 1 "<command-line>"
# 1 "../fs.c"
# 1 "../fs.h" 1



# 1 "../rdm.h" 1



# 1 "/usr/local/lib/gcc/avr/4.3.0/include/stdbool.h" 1 3 4
# 5 "../rdm.h" 2
# 1 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 1 3 4
# 152 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 3 4
typedef int ptrdiff_t;
# 214 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 3 4
typedef unsigned int size_t;
# 326 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 3 4
typedef int wchar_t;
# 6 "../rdm.h" 2
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 1 3
# 121 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 3
typedef int int8_t __attribute__((__mode__(__QI__)));
typedef unsigned int uint8_t __attribute__((__mode__(__QI__)));
typedef int int16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int uint16_t __attribute__ ((__mode__ (__HI__)));
typedef int int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int uint32_t __attribute__ ((__mode__ (__SI__)));

typedef int int64_t __attribute__((__mode__(__DI__)));
typedef unsigned int uint64_t __attribute__((__mode__(__DI__)));
# 142 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 3
typedef int16_t intptr_t;




typedef uint16_t uintptr_t;
# 159 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 3
typedef int8_t int_least8_t;




typedef uint8_t uint_least8_t;




typedef int16_t int_least16_t;




typedef uint16_t uint_least16_t;




typedef int32_t int_least32_t;




typedef uint32_t uint_least32_t;







typedef int64_t int_least64_t;






typedef uint64_t uint_least64_t;
# 213 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 3
typedef int8_t int_fast8_t;




typedef uint8_t uint_fast8_t;




typedef int16_t int_fast16_t;




typedef uint16_t uint_fast16_t;




typedef int32_t int_fast32_t;




typedef uint32_t uint_fast32_t;







typedef int64_t int_fast64_t;






typedef uint64_t uint_fast64_t;
# 273 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/stdint.h" 3
typedef int64_t intmax_t;




typedef uint64_t uintmax_t;
# 7 "../rdm.h" 2
# 15 "../rdm.h"
enum {
 PATHWAY_CHANNEL_STATE = 0x8001,
 PATHWAY_CHASER_PATTERN = 0x8002,
 PATHWAY_CHASER_RATE = 0x8003,
 PATHWAY_CHASER_ACTIVE = 0x8004,
 PATHWAY_SERIAL_NUMBER = 0x9040,
};

enum {
 PATHWAY_MODEL_EDIN_BOOTLOADER = 1,
 PATHWAY_MODEL_EDIN_DMX_MONITOR = 2,
 PATHWAY_MODEL_EDIN_CCI = 1003,
 PATHWAY_MODEL_EDIN_ANALOG_DEMULTIPLEX = 1004,
 PATHWAY_MODEL_DOUGLAS_RELAY_DRIVER = 1005,
 PATHWAY_MODEL_EDIN_ANALOG_MULTIPLEX = 1006,
 PATHWAY_MODEL_EDIN_DMX_MERGER = 1007,
 PATHWAY_MODEL_EDIN_DC_DRIVER = 1008,
 PATHWAY_MODEL_OEM_REPEATER = 1009,
 PATHWAY_MODEL_OEM_PWM_DRIVER = 1010,
 PATHWAY_MODEL_RDM_REPEATER = 9100,
};

struct uid {
 uint16_t manufacturer;
 uint32_t uid;
} __attribute__((packed));

struct disc_unique_branch {
 struct uid lower;
 struct uid upper;
} __attribute__((packed));

struct device_info {
 uint16_t protocol_version;
 uint16_t device_model;
 uint16_t product_category;
 uint32_t software_version;
 uint16_t dmx_footprint;
 uint8_t dmx_personality;
 uint8_t dmx_personalities;
 uint16_t dmx_start_address;
 uint16_t sub_device_count;
 uint8_t sensor_count;
} __attribute__((packed));

struct rdm_packet {
 uint8_t start_code;
 uint8_t sub_start_code;
 uint8_t checksum_offset;
 struct uid dest;
 struct uid src;
 uint8_t transaction;
 uint8_t response_type;
 uint8_t msg_count;
 uint16_t sub_device;
 uint8_t command_class;
 uint16_t pid;
 uint8_t pdl;
 uint8_t data[0];
} __attribute__((packed));






enum {
 E120_FILES = 0x7fe0,
 E120_FILE_DESCRIPTION = 0x7fe1,
 E120_FILE_TRANSFER = 0x7fe2,
 E120_FILE_COPY = 0x7fe3,
 E120_FILE_EXECUTE = 0x7fe4,
};


struct rdm_files {
 uint16_t files;
};


struct rdm_file_description {
 uint16_t ino;
 uint32_t size;
 uint8_t flags;
 uint8_t blksize;
 char name[32];
} __attribute__((packed));


enum {
 E120_FILE_READABLE = 0x04,
 E120_FILE_WRITABLE = 0x02,
 E120_FILE_EXECUTABLE = 0x01,
};


struct rdm_file_transfer {
 uint16_t ino;
 uint32_t offset;
 uint8_t data[0];
} __attribute__((packed));


struct rdm_file_copy {
    uint16_t destination_ino;
    uint16_t source_ino;
};


struct rdm_file_execute {
 uint16_t ino;
};


void rdm_receive(const void *packet);
# 141 "../rdm.h"
_Bool rdm_checksum(const struct rdm_packet *rdm);
const struct rdm_packet *rdm_read(struct rdm_packet *rdm);
void rdm_write(struct rdm_packet *rdm);
void rdm_init(void);

typedef uint64_t uid_t;


unsigned rdm_get(const uid_t *uid, uint16_t pid);
void rdm_htouid(struct uid *puid, const uid_t *pi);
struct rdm_packet *rdm_new(void);
void rdm_set(const uid_t *uid, uint16_t pid,
  const void *buf, uint8_t n);

# 1 "../byteswap.h" 1
# 15 "../byteswap.h"
static inline uint16_t bswap_16_inline(uint16_t x)
{
 union {
  uint16_t x;
  struct {
   uint8_t a;
   uint8_t b;
  } s;
 } in, out;
 in.x = x;
 out.s.a = in.s.b;
 out.s.b = in.s.a;
 return out.x;
}

static inline uint32_t bswap_32_inline(uint32_t x)
{
 union {
  uint32_t x;
  struct {
   uint8_t a;
   uint8_t b;
   uint8_t c;
   uint8_t d;
  } s;
 } in, out;
 in.x = x;
 out.s.a = in.s.d;
 out.s.b = in.s.c;
 out.s.c = in.s.b;
 out.s.d = in.s.a;
 return out.x;
}



uint16_t bswap_16(uint16_t x);
uint32_t bswap_32(uint32_t x);
# 156 "../rdm.h" 2

static inline void rdm_set8(const uid_t *uid,
  uint16_t pid, uint8_t data) {
 rdm_set(uid, pid, &data, sizeof data);
}

static inline void rdm_set8_all(uint16_t pid, uint8_t data)
{
 rdm_set8(((void *)0), pid, data);
}

static inline void rdm_set16(const uid_t *uid,
  uint16_t pid, uint16_t data) {
 uint16_t n = bswap_16(data);
 rdm_set(uid, pid, &n, sizeof n);
}


_Bool rdm_discover_before(uid_t *uid);
_Bool rdm_discover_after(uid_t *uid);
# 5 "../fs.h" 2
# 1 "../sys/types.h" 1



# 1 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 1 3 4
# 5 "../sys/types.h" 2

typedef uint8_t ino_t;
typedef int off_t;
typedef int ssize_t;
# 6 "../fs.h" 2

enum {
 INO_FIRMWARE = 1,
 INO_BOOTLOADER = 2,
 INO_SNAPSHOT = 3,
};

int fs_access(ino_t ino, uint8_t mode);
int fs_exec(ino_t ino);
ssize_t fs_read(ino_t ino, void *buf, size_t count, off_t offset);
ssize_t fs_stat(ino_t ino, struct rdm_file_description *buf);
ssize_t fs_write(ino_t ino, const void *buf, size_t count,
  off_t offset);
int fs_truncate(ino_t ino, off_t length);
# 2 "../fs.c" 2
# 1 "../header.h" 1



# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 1 3
# 79 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/inttypes.h" 1 3
# 77 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/inttypes.h" 3
typedef int32_t int_farptr_t;



typedef uint32_t uint_farptr_t;
# 80 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 2 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/include/stddef.h" 1 3 4
# 81 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 2 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 1 3
# 87 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/sfr_defs.h" 1 3
# 88 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 2 3
# 218 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/iom64.h" 1 3
# 219 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 2 3
# 352 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/portpins.h" 1 3
# 353 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 2 3
# 362 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 3
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/version.h" 1 3
# 363 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/io.h" 2 3
# 82 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 2 3
# 210 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 3
typedef void prog_void __attribute__((__progmem__));
typedef char prog_char __attribute__((__progmem__));
typedef unsigned char prog_uchar __attribute__((__progmem__));

typedef int8_t prog_int8_t __attribute__((__progmem__));
typedef uint8_t prog_uint8_t __attribute__((__progmem__));
typedef int16_t prog_int16_t __attribute__((__progmem__));
typedef uint16_t prog_uint16_t __attribute__((__progmem__));
typedef int32_t prog_int32_t __attribute__((__progmem__));
typedef uint32_t prog_uint32_t __attribute__((__progmem__));

typedef int64_t prog_int64_t __attribute__((__progmem__));
typedef uint64_t prog_uint64_t __attribute__((__progmem__));
# 615 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/pgmspace.h" 3
extern int memcmp_P(const void *, const prog_void *, size_t) __attribute__((__pure__));
extern void *memcpy_P(void *, const prog_void *, size_t);
extern char *strcat_P(char *, const prog_char *);
extern const prog_char * strchr_P(const prog_char * s, int val) __attribute__((__const__));
extern int strcmp_P(const char *, const prog_char *) __attribute__((__pure__));
extern char *strcpy_P(char *, const prog_char *);
extern int strcasecmp_P(const char *, const prog_char *) __attribute__((__pure__));
extern size_t strlcat_P (char *, const prog_char *, size_t );
extern size_t strlcpy_P (char *, const prog_char *, size_t );
extern size_t strlen_P(const prog_char *) __attribute__((__const__));
extern size_t strnlen_P(const prog_char *, size_t) __attribute__((__const__));
extern int strncmp_P(const char *, const prog_char *, size_t) __attribute__((__pure__));
extern int strncasecmp_P(const char *, const prog_char *, size_t) __attribute__((__pure__));
extern char *strncat_P(char *, const prog_char *, size_t);
extern char *strncpy_P(char *, const prog_char *, size_t);
extern char *strpbrk_P(const char *s, const prog_char * accept) __attribute__((__pure__));
extern char *strstr_P(const char *, const prog_char *) __attribute__((__pure__));
# 5 "../header.h" 2







struct firmware_header {
 uint16_t manufacturer;
 uint16_t model;
 uint32_t version;
 uint16_t start;
 uint16_t end;
 uint32_t zero;
 char manufacturer_label[32];
 char model_description[32];
 char version_label[32];
};

extern const struct firmware_header __attribute__((__progmem__)) firmware_header;
# 3 "../fs.c" 2
# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/interrupt.h" 1 3
# 4 "../fs.c" 2
# 1 "../sys/param.h" 1
# 22 "../sys/param.h"
# 1 "/usr/local/lib/gcc/avr/4.3.0/include/limits.h" 1 3 4
# 23 "../sys/param.h" 2
# 5 "../fs.c" 2

enum {
 FIRMWARE_SIZE = 32767,
};

static off_t firmware_base(ino_t ino)
{
 switch (ino) {
  case INO_FIRMWARE:
   return 0;
  case INO_BOOTLOADER:
   return 0xe000;
 }
 return 0;
}

static size_t firmware_size(ino_t ino)
{
 off_t base = firmware_base(ino);
 off_t start = (__extension__({ uint16_t __addr16 = (uint16_t)((uint16_t)(base + 0x8c + __builtin_offsetof (struct firmware_header, start))); uint16_t __result; __asm__ ( "lpm %A0, Z+" "\n\t" "lpm %B0, Z" "\n\t" : "=r" (__result), "=z" (__addr16) : "1" (__addr16) ); __result; }));

 off_t end = (__extension__({ uint16_t __addr16 = (uint16_t)((uint16_t)(base + 0x8c + __builtin_offsetof (struct firmware_header, end))); uint16_t __result; __asm__ ( "lpm %A0, Z+" "\n\t" "lpm %B0, Z" "\n\t" : "=r" (__result), "=z" (__addr16) : "1" (__addr16) ); __result; }));

 return (((0)>(end - start))?(0):(end - start));
}


# 1 "/usr/local/lib/gcc/avr/4.3.0/../../../../avr/include/avr/wdt.h" 1 3
# 33 "../fs.c" 2

int fs_exec(ino_t ino)
{
 prog_void *src;
 switch (ino) {
  case INO_BOOTLOADER:
   __asm__ __volatile__ ( "in __tmp_reg__,__SREG__" "\n\t" "cli" "\n\t" "wdr" "\n\t" "out %0,%1" "\n\t" "out __SREG__,__tmp_reg__" "\n\t" "out %0,%2" : : "I" ((((uint16_t) &((*(volatile uint8_t *)((0x21) + 0x20)))) - 0x20)), "r" ((1 << (4)) | (1 << (3))), "r" ((uint8_t) ((0 & 0x08 ? 0x00 : 0x00) | (1 << (3)) | (0 & 0x07)) ) : "r0" );
   for (;;);
  case INO_FIRMWARE:
   src = (prog_void *)firmware_base(ino);
   break;
  default:
   return -1;
 }

 if (firmware_size(ino) == 0)
  return -1;

 (*(volatile uint8_t *)((0x35) + 0x20)) = 1<<0;
 (*(volatile uint8_t *)((0x35) + 0x20)) = 0;
 goto *src;
}

Re: r122342 ICE tree check at tree-cfg.c:2042

[Andrew Pinski]

On 2/27/07, Shaun Jackman <sjackman@gmail.com> wrote:
> $ avr-gcc -mmcu=atmega64 -g -O2 -Wall -Wextra -Werror -Os -I.. -I.

I submitted http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30984 for this
bug.  It is a generic issue.


Thanks,
Andrew Pinski

Re: r122342 ICE tree check at tree-cfg.c:2042

[Shaun Jackman]

On 2/27/07, Andrew Pinski <pinskia@gmail.com> wrote:
> On 2/27/07, Shaun Jackman <sjackman@gmail.com> wrote:
> > $ avr-gcc -mmcu=atmega64 -g -O2 -Wall -Wextra -Werror -Os -I.. -I.
>
> I submitted http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30984 for this
> bug.  It is a generic issue.

Thanks, Andrew! I'd like to know the revision where this bug was
created, if someone happens to discover it.

Cheers,
Shaun