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m68k.c (output_move_const_into_data_reg, [...]): unify MOTOROLA/MIT handling of moveq

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* config/m68k/m68k.c (output_move_const_into_data_reg,
	output_move_himode): unify MOTOROLA/MIT handling of moveq
	* config/m68k/m68k.md (movsi_const0, anonymous define_insn):
	Likewise

From-SVN: r70621
This commit is contained in:
Gunther Nikl 2003-08-20 22:10:42 +00:00 committed by Bernardo Innocenti
parent c23b0b90ee
commit 0fb8241d37
3 changed files with 7 additions and 36 deletions
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7
gcc/ChangeLog
View File

@ -1,3 +1,10 @@
2003-08-20 Gunther Nikl <gni@gecko.de>
* config/m68k/m68k.c (output_move_const_into_data_reg,
output_move_himode): unify MOTOROLA/MIT handling of moveq
* config/m68k/m68k.md (movsi_const0, anonymous define_insn):
Likewise
2003-08-20 Gunther Nikl <gni@gecko.de>
* config/m68k/m68k.c (m68k_output_function_prologue): use %U in

28
gcc/config/m68k/m68k.c
View File

@ -1604,41 +1604,21 @@ output_move_const_into_data_reg (operands)
switch (const_method (operands[1]))
{
case MOVQ :
#if defined (MOTOROLA)
return "moveq%.l %1,%0";
#else
return "moveq %1,%0";
#endif
case NOTB :
operands[1] = GEN_INT (i ^ 0xff);
#if defined (MOTOROLA)
return "moveq%.l %1,%0\n\tnot%.b %0";
#else
return "moveq %1,%0\n\tnot%.b %0";
#endif
case NOTW :
operands[1] = GEN_INT (i ^ 0xffff);
#if defined (MOTOROLA)
return "moveq%.l %1,%0\n\tnot%.w %0";
#else
return "moveq %1,%0\n\tnot%.w %0";
#endif
case NEGW :
#if defined (MOTOROLA)
return "moveq%.l %#-128,%0\n\tneg%.w %0";
#else
return "moveq %#-128,%0\n\tneg%.w %0";
#endif
case SWAP :
{
unsigned u = i;
operands[1] = GEN_INT ((u << 16) | (u >> 16));
#if defined (MOTOROLA)
return "moveq%.l %1,%0\n\tswap %0";
#else
return "moveq %1,%0\n\tswap %0";
#endif
}
case MOVL :
return "move%.l %1,%0";
@ -1717,11 +1697,7 @@ output_move_himode (operands)
&& INTVAL (operands[1]) < 128
&& INTVAL (operands[1]) >= -128)
{
#if defined(MOTOROLA)
return "moveq%.l %1,%0";
#else
return "moveq %1,%0";
#endif
}
else if (INTVAL (operands[1]) < 0x8000
&& INTVAL (operands[1]) >= -0x8000)
@ -1821,11 +1797,7 @@ output_move_qimode (operands)
&& INTVAL (operands[1]) < 128
&& INTVAL (operands[1]) >= -128)
{
#if defined(MOTOROLA)
return "moveq%.l %1,%0";
#else
return "moveq %1,%0";
#endif
}
if (operands[1] == const0_rtx && ADDRESS_REG_P (operands[0]))
return "sub%.l %0,%0";

8
gcc/config/m68k/m68k.md
View File

@ -718,11 +718,7 @@
}
/* moveq is faster on the 68000. */
if (DATA_REG_P (operands[0]) && (!TARGET_68020 && !TARGET_5200))
#if defined(MOTOROLA)
return \"moveq%.l %#0,%0\";
#else
return \"moveq %#0,%0\";
#endif
return \"clr%.l %0\";
}")
@ -932,11 +928,7 @@
/* moveq is faster on the 68000. */
if (DATA_REG_P (operands[0]) && !(TARGET_68020 || TARGET_5200))
{
#if defined(MOTOROLA)
return \"moveq%.l %#0,%0\";
#else
return \"moveq %#0,%0\";
#endif
}
return \"clr%.l %0\";
}