[Bug target/20082] New: unrecognizable insn

[Bug target/20082] New: unrecognizable insn

[a dot plot at nettaxi dot com]

avr-gcc (GCC) 3.4.3
Copyright (C) 2004 Free Software Foundation, Inc.
This is free software; see the source for copying conditions.  There is NO
warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.

Compiling: igncontrol.c
igncontrol.c: In function `__vector_3':
igncontrol.c:121: error: unrecognizable insn:
(insn 16 14 15 0 igncontrol.c:107 (set (reg:QI 46)
        (mem:QI (reg/v:HI 2 r2 [ event_ptr ]) [0 S1 A8])) -1 (insn_list 9 (nil))
    (nil))
igncontrol.c:121: internal compiler error: in extract_insn, at recog.c:2083
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.
make: *** [compile/igncontrol.o] Error 1
Process make exited with code 2

Parts of code:
...
// Globals
register char *event_ptr asm("r2");
...
SIGNAL(SIG_OUTPUT_COMPARE2)
{
	// if (event_cnt == jump_point_keep)
	// 	event_cnt = jump_point;

	// Set output signals
	IGN_CONTROL = *event_ptr++ & ctrl_mask_keep;

	unsigned char cmp_tmp = *event_ptr++;

// If use of separate lines like:
//
//    unsigned char cmp_tmp = *event_ptr;
//    event_ptr++;
//
// so everything works fine.


	if (cmp_tmp)
		TIM2_CMP = cmp_tmp;
	else
	{
		STOP_TIM2();
		TIMSK = tim_mask;
		IGN_FEED = 1;
	}
}
...


Preprocessor:
...
void __vector_3 (void) __attribute__ ((signal)); void __vector_3 (void)
{




 (*(volatile uint8_t *)((0x15) + 0x20)) = *event_ptr++ & ctrl_mask_keep;

 unsigned char cmp_tmp = *event_ptr++;





 if (cmp_tmp)
  (*(volatile uint8_t *)((0x23) + 0x20)) = cmp_tmp;
 else
 {
  (*(volatile uint8_t *)((0x25) + 0x20)) = 0x00;
  (*(volatile uint8_t *)((0x39) + 0x20)) = tim_mask;
  (*(volatile bit_field *) (((uint16_t) &((*(volatile uint8_t *)((0x18) + 0x20))
)))).bit2 = 1;
 }
}

-- 
           Summary: unrecognizable insn
           Product: gcc
           Version: 3.4.3
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: target
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: a dot plot at nettaxi dot com
                CC: ericw at evcohs dot com,gcc-bugs at gcc dot gnu dot org
GCC target triplet: avr


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[berndtrog at yahoo dot com]

------- Additional Comments From berndtrog at yahoo dot com  2005-03-02 22:20 -------
Alex,
please attach the preprocessed file (*.i*) that triggers the bug, generated by
adding -save-temps to the complete compilation command.

Thanks.

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[berndtrog at yahoo dot com]

------- Additional Comments From berndtrog at yahoo dot com  2005-03-02 22:59 -------
>I can't send whole file because it is some intellectual property.

If you can't post the preprocessed sources because they're proprietary code,
then try to create a small file that triggers the same problem.


Thanks.

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[a dot plot at nettaxi dot com]

------- Additional Comments From a dot plot at nettaxi dot com  2005-03-02 23:10 -------
Subject: Re:  unrecognizable insn

Well, I'll do this.

--
Best regards,
 Alex                            mailto:a.plot@nettaxi.com

Wednesday, March 2, 2005, 5:59:21 PM, you wrote:


baydc> ------- Additional Comments From berndtrog at yahoo dot
baydc> com  2005-03-02 22:59 -------
>>I can't send whole file because it is some intellectual property.

baydc> If you can't post the preprocessed sources because they're proprietary code,
baydc> then try to create a small file that triggers the same problem.


baydc> Thanks.






-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[giovannibajo at libero dot it]

------- Additional Comments From giovannibajo at libero dot it  2005-03-02 23:18 -------
Waiting for reduced testcase

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |WAITING


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[pinskia at gcc dot gnu dot org]

------- Additional Comments From pinskia at gcc dot gnu dot org  2005-06-01 22:47 -------
No feedback in 3 months.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|WAITING                     |RESOLVED
         Resolution|                            |INVALID


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[pault at gcc dot gnu dot org]

------- Comment #7 from pault at gcc dot gnu dot org  2007-06-19 16:32 -------
Sorry for my screw-up on the PR number - it was 20882 that was fixed.

Paul


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082

[Bug target/20082] unrecognizable insn

[pault at gcc dot gnu dot org]

------- Comment #6 from pault at gcc dot gnu dot org  2007-06-18 23:04 -------
Subject: Bug 20082

Author: pault
Date: Mon Jun 18 23:04:28 2007
New Revision: 125831

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=125831
Log:
2007-06-19  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/20863
        PR fortran/20082
        * resolve.c (resolve_code): Use gfc_impure_variable as a
        condition for rejecting derived types with pointers, in pure
        procedures.
        (gfc_impure_variable): Add test for dummy arguments of pure
        procedures; any for functions and INTENT_IN for subroutines.

        PR fortran/32236
        * data.c (gfc_assign_data_value): Change the ICE on an array
        reference initializer not being an array into an error and
        clear init to prevent a repetition of the error.

2007-06-19  Paul Thomas  <pault@gcc.gnu.org>

        PR fortran/20863
        PR fortran/20082
        * gfortran.dg/impure_assignment_2.f90 : New test.

        PR fortran/32236
        * gfortran.dg/data_initialized_2.f90 : New test.

        * gfortran.dg/equiv_7.f90 : Test for endianess and call the
        appropriate version of 'dmach'.

Added:
    trunk/gcc/testsuite/gfortran.dg/data_initialized_2.f90
    trunk/gcc/testsuite/gfortran.dg/impure_assignment_2.f90
Modified:
    trunk/gcc/fortran/ChangeLog
    trunk/gcc/fortran/data.c
    trunk/gcc/fortran/resolve.c
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gfortran.dg/equiv_7.f90


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20082