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| author | Sven Schnelle <svens@stackframe.org> | 2024-03-21 19:42:26 +0100 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2024-03-27 12:15:25 -1000 |
| commit | 578b8132b2666f7168b16422ac566684918a371e (patch) | |
| tree | 9c9be5283e7df08bda74f56e07b95cb1fd6074fa /target/hppa/translate.c | |
| parent | 2f48ba7b94e41241e5cd19af7b37948559272734 (diff) | |
| download | qemu-578b8132b2666f7168b16422ac566684918a371e.zip qemu-578b8132b2666f7168b16422ac566684918a371e.tar.gz qemu-578b8132b2666f7168b16422ac566684918a371e.tar.bz2 | |
target/hppa: Handle unit conditions for wide mode
Wide mode provides two more conditions, add them.
Fixes: 59963d8fdf42 ("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>
Diffstat (limited to 'target/hppa/translate.c')
| -rw-r--r-- | target/hppa/translate.c | 25 |
1 files changed, 23 insertions, 2 deletions
diff --git a/target/hppa/translate.c b/target/hppa/translate.c index f875d76..2cb9195 100644 --- a/target/hppa/translate.c +++ b/target/hppa/translate.c @@ -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); |