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(gen_int_relational): For test with constant result,

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copy const0_rtx or const_true_rtx to result register instead
of allocating a new pseudo-register.

From-SVN: r4808
This commit is contained in:
Richard Stallman 1993-06-30 21:35:17 +00:00
parent de35ae1f49
commit d40bb52a59
1 changed files with 7 additions and 4 deletions
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11
gcc/config/mips/mips.c
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@ -1660,10 +1660,13 @@ gen_int_relational (test_code, result, cmp0, cmp1, p_invert)
? (unsigned HOST_WIDE_INT) new > INTVAL (cmp1)
: new > INTVAL (cmp1))
!= (p_info->const_add > 0))
/* 1 is the right value in the LE and LEU case.
In the GT and GTU case, *p_invert is already set,
so this is effectively 0. */
return force_reg (SImode, const1_rtx);
{
/* This test is always true, but if INVERT is true then
the result of the test needs to be inverted so 0 should
be returned instead. */
emit_move_insn (result, invert ? const0_rtx : const_true_rtx);
return result;
}
else
cmp1 = GEN_INT (new);
}