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alpha.c (alphaev5_insn_pipe): Abort on default case.

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* alpha.c (alphaev5_insn_pipe): Abort on default case.
        (alphaev5_next_group): Swallow CLOBBERs and USEs.

From-SVN: r22373
This commit is contained in:
Richard Henderson 1998-09-09 17:07:33 -07:00 committed by Richard Henderson
parent 704e23f0d4
commit 2c01018fc8
2 changed files with 24 additions and 13 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
Thu Sep 10 00:03:34 1998 Richard Henderson <rth@cygnus.com>
* alpha.c (alphaev5_insn_pipe): Abort on default case.
(alphaev5_next_group): Swallow CLOBBERs and USEs.
* c-tree.h (warn_long_long): Declare it.
Wed Sep 9 23:31:36 1998 (Stephen L Moshier) <moshier@world.std.com>
* emit-rtl.c (gen_lowpart_common): Disable optimization of

30
gcc/config/alpha/alpha.c
View File

@ -4327,8 +4327,10 @@ alphaev5_insn_pipe (insn)
case TYPE_FMUL:
return EV5_FM;
default:
abort();
}
abort();
}
/* IN_USE is a mask of the slots currently filled within the
@ -4347,13 +4349,14 @@ alphaev5_next_group (insn, pin_use, plen)
len = in_use = 0;
if (GET_RTX_CLASS (GET_CODE (insn)) != 'i')
goto next;
if (GET_RTX_CLASS (GET_CODE (insn)) != 'i'
|| GET_CODE (PATTERN (insn)) == CLOBBER
|| GET_CODE (PATTERN (insn)) == USE)
goto next_and_done;
do
while (1)
{
enum alphaev5_pipe pipe;
rtx prev;
pipe = alphaev5_insn_pipe (insn);
switch (pipe)
@ -4370,7 +4373,7 @@ alphaev5_next_group (insn, pin_use, plen)
len = -1;
else
len = get_attr_length (insn);
goto next;
goto next_and_done;
/* ??? Most of the places below, we would like to abort, as
it would indicate an error either in Haifa, or in the
@ -4439,28 +4442,29 @@ alphaev5_next_group (insn, pin_use, plen)
/* ??? If this is predicted not-taken, slotting continues, except
that no more IBR, FBR, or JSR insns may be slotted. */
if (GET_CODE (insn) == JUMP_INSN)
goto next;
goto next_and_done;
next:
insn = next_nonnote_insn (insn);
if (GET_RTX_CLASS (GET_CODE (insn)) != 'i')
if (!insn || GET_RTX_CLASS (GET_CODE (insn)) != 'i')
goto done;
/* Let Haifa tell us where it thinks insn group boundaries are. */
if (GET_MODE (insn) == TImode)
goto done;
if (GET_CODE (insn) == CLOBBER || GET_CODE (insn) == USE)
goto next;
}
while (insn);
next_and_done:
insn = next_nonnote_insn (insn);
done:
*plen = len;
*pin_use = in_use;
return insn;
next:
insn = next_nonnote_insn (insn);
goto done;
}
static void