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Fix ARM bootstrap problems introduced by last change

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From-SVN: r38399
This commit is contained in:
Bernd Schmidt 2000-12-20 15:48:26 +00:00 committed by Bernd Schmidt
parent 99c8c61c83
commit fd7bcd6f05
2 changed files with 41 additions and 31 deletions
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5
gcc/ChangeLog
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@ -1,3 +1,8 @@
2000-12-20 Bernd Schmidt <bernds@redhat.com>
* flow.c (ior_reg_cond, and_reg_cond, elim_reg_cond): Properly
handle all relational operators.
2000-12-20 Alexandre Oliva <aoliva@redhat.com>
* final.c (output_addr_const): Use ASM_OUTPUT_SYMBOL_REF.

67
gcc/flow.c
View File

@ -5010,6 +5010,20 @@ ior_reg_cond (old, x, add)
{
rtx op0, op1;
if (GET_RTX_CLASS (GET_CODE (old)) == '<')
{
if (GET_RTX_CLASS (GET_CODE (x)) == '<'
&& GET_CODE (x) == reverse_condition (GET_CODE (old))
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return const1_rtx;
if (GET_CODE (x) == GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return old;
if (! add)
return old;
return gen_rtx_IOR (0, old, x);
}
switch (GET_CODE (old))
{
case IOR:
@ -5062,19 +5076,6 @@ ior_reg_cond (old, x, add)
return old;
return gen_rtx_IOR (0, old, x);
case EQ:
case NE:
if ((GET_CODE (x) == EQ || GET_CODE (x) == NE)
&& GET_CODE (x) != GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return const1_rtx;
if (GET_CODE (x) == GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return old;
if (! add)
return old;
return gen_rtx_IOR (0, old, x);
default:
abort ();
}
@ -5112,6 +5113,20 @@ and_reg_cond (old, x, add)
{
rtx op0, op1;
if (GET_RTX_CLASS (GET_CODE (old)) == '<')
{
if (GET_RTX_CLASS (GET_CODE (x)) == '<'
&& GET_CODE (x) == reverse_condition (GET_CODE (old))
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return const0_rtx;
if (GET_CODE (x) == GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return old;
if (! add)
return old;
return gen_rtx_AND (0, old, x);
}
switch (GET_CODE (old))
{
case IOR:
@ -5164,19 +5179,6 @@ and_reg_cond (old, x, add)
return old;
return gen_rtx_AND (0, old, x);
case EQ:
case NE:
if ((GET_CODE (x) == EQ || GET_CODE (x) == NE)
&& GET_CODE (x) != GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return const0_rtx;
if (GET_CODE (x) == GET_CODE (old)
&& REGNO (XEXP (x, 0)) == REGNO (XEXP (old, 0)))
return old;
if (! add)
return old;
return gen_rtx_AND (0, old, x);
default:
abort ();
}
@ -5193,6 +5195,14 @@ elim_reg_cond (x, regno)
unsigned int regno;
{
rtx op0, op1;
if (GET_RTX_CLASS (GET_CODE (x)) == '<')
{
if (REGNO (XEXP (x, 0)) == regno)
return const0_rtx;
return x;
}
switch (GET_CODE (x))
{
case AND:
@ -5231,11 +5241,6 @@ elim_reg_cond (x, regno)
return not_reg_cond (op0);
return x;
case EQ:
case NE:
if (REGNO (XEXP (x, 0)) == regno)
return const0_rtx;
return x;
default:
abort ();
}