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target/hppa: Handle unit conditions for wide mode

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Wide mode provides two more conditions, add them.

Fixes: 59963d8fdf ("target/hppa: Pass d to do_unit_cond")
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20240321184228.611897-1-svens@stackframe.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Sven Schnelle 2024-03-21 19:42:26 +01:00 committed by Richard Henderson
parent 2f48ba7b94
commit 578b8132b2
1 changed files with 23 additions and 2 deletions
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25
target/hppa/translate.c
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@ -967,11 +967,22 @@ static DisasCond do_unit_cond(unsigned cf, bool d, TCGv_i64 res,
switch (cf >> 1) {
case 0: /* never / TR */
case 1: /* undefined */
case 5: /* undefined */
cond = cond_make_f();
break;
case 1: /* SBW / NBW */
if (d) {
tmp = tcg_temp_new_i64();
tcg_gen_subi_i64(tmp, res, d_repl * 0x00000001u);
tcg_gen_andc_i64(tmp, tmp, res);
tcg_gen_andi_i64(tmp, tmp, d_repl * 0x80000000u);
cond = cond_make_0(TCG_COND_NE, tmp);
} else {
/* undefined */
cond = cond_make_f();
}
break;
case 2: /* SBZ / NBZ */
/* See hasless(v,1) from
* https://graphics.stanford.edu/~seander/bithacks.html#ZeroInWord
@ -996,6 +1007,16 @@ static DisasCond do_unit_cond(unsigned cf, bool d, TCGv_i64 res,
cond = cond_make_0(TCG_COND_NE, cb);
break;
case 5: /* SWC / NWC */
if (d) {
tcg_gen_andi_i64(cb, cb, d_repl * 0x80000000u);
cond = cond_make_0(TCG_COND_NE, cb);
} else {
/* undefined */
cond = cond_make_f();
}
break;
case 6: /* SBC / NBC */
tcg_gen_andi_i64(cb, cb, d_repl * 0x80808080u);
cond = cond_make_0(TCG_COND_NE, cb);