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Fix previous change: {add,sub}qw should be {add,sub}ql.

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Fix previous change: {add,sub}qw should be {add,sub}ql. For other uses
of {add,sub}q don't check for address register and always use
{add,sub}ql.

From-SVN: r13523
This commit is contained in:
Richard Kenner 1997-01-19 17:09:11 -05:00
parent 883dc89ca6
commit a388a7aa66
1 changed files with 6 additions and 10 deletions
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16
gcc/config/m68k/m68k.md
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@ -2154,21 +2154,17 @@
#ifndef NO_ADDSUB_Q
if (INTVAL (operands[2]) > 0
&& INTVAL (operands[2]) <= 8)
return (ADDRESS_REG_P (operands[0]) && !TARGET_5200
? \"addq%.w %2,%0\"
: \"addq%.l %2,%0\");
return \"addq%.l %2,%0\";
if (INTVAL (operands[2]) < 0
&& INTVAL (operands[2]) >= -8)
{
operands[2] = gen_rtx (CONST_INT, VOIDmode,
- INTVAL (operands[2]));
return (ADDRESS_REG_P (operands[0]) && !TARGET_5200
? \"subq%.w %2,%0\"
: \"subq%.l %2,%0\");
return \"subq%.l %2,%0\";
}
/* On the CPU32 it is faster to use two addqw instructions to
/* On the CPU32 it is faster to use two addql instructions to
add a small integer (8 < N <= 16) to a register.
Likewise for subqw. */
Likewise for subql. */
if (TARGET_CPU32 && REG_P (operands[0]))
{
if (INTVAL (operands[2]) > 8
@ -2176,14 +2172,14 @@
{
operands[2] = gen_rtx (CONST_INT, VOIDmode,
INTVAL (operands[2]) - 8);
return \"addq%.w %#8,%0\;addq%.w %2,%0\";
return \"addq%.l %#8,%0\;addq%.l %2,%0\";
}
if (INTVAL (operands[2]) < -8
&& INTVAL (operands[2]) >= -16)
{
operands[2] = gen_rtx (CONST_INT, VOIDmode,
- INTVAL (operands[2]) - 8);
return \"subq%.w %#8,%0\;subq%.w %2,%0\";
return \"subq%.l %#8,%0\;subq%.l %2,%0\";
}
}
#endif