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* config/alpha/alpha.c (call_operand) [OSF]: Disallow virtual regs.

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From-SVN: r48297
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Richard Henderson 2001-12-23 20:00:51 -08:00 committed by Richard Henderson
parent 8aad177787
commit 99407cf2f1
2 changed files with 8 additions and 1 deletions
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2
gcc/ChangeLog
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@ -1,5 +1,7 @@
2001-12-23 Richard Henderson <rth@redhat.com>
* config/alpha/alpha.c (call_operand) [OSF]: Disallow virtual regs.
* config/alpha/alpha.md (UNSPEC_SIBCALL): New.
(sibcall, sibcall_value, sibcall_osf_1_er, sibcall_osf_1): Use it.
(sibcall_value_osf_1_er, sibcall_value_osf_1): Likewise.

7
gcc/config/alpha/alpha.c
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@ -1008,7 +1008,12 @@ call_operand (op, mode)
if (GET_CODE (op) == REG)
{
if (TARGET_ABI_OSF)
return (REGNO (op) == 27 || REGNO (op) >= FIRST_PSEUDO_REGISTER);
{
/* Disallow virtual registers to cope with pathalogical test cases
such as compile/930117-1.c in which the virtual reg decomposes
to the frame pointer. Which is a hard reg that is not $27. */
return (REGNO (op) == 27 || REGNO (op) > LAST_VIRTUAL_REGISTER);
}
else
return 1;
}