diff options
| author | Aurelien Jarno <aurelien@aurel32.net> | 2017-07-02 21:31:25 +0200 |
|---|---|---|
| committer | Aurelien Jarno <aurelien@aurel32.net> | 2017-07-18 23:39:15 +0200 |
| commit | 92f1f83e34f0454b98f3a7fc082636c38cafa115 (patch) | |
| tree | 4a54a2a81365da17d8b5c1bbe2f5b7ce4e51284a /target/sh4/op_helper.c | |
| parent | 82e8251374568ba63343b695925c883a7da3db6f (diff) | |
target/sh4: return result of fcmp using TCG
Since that the T bit of the SR register is mapped using a TGC global,
it's better to return the value through TCG than writing it directly. It
allows to declare the helpers with the flag TCG_CALL_NO_WG.
Reviewed-by: Richard Henderson <rth@twiddle.net>
Message-Id: <20170702202814.27793-5-aurelien@aurel32.net>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
Diffstat (limited to 'target/sh4/op_helper.c')
| -rw-r--r-- | target/sh4/op_helper.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/target/sh4/op_helper.c b/target/sh4/op_helper.c index 64206cf803..c3d19b1f61 100644 --- a/target/sh4/op_helper.c +++ b/target/sh4/op_helper.c @@ -268,44 +268,44 @@ float64 helper_fadd_DT(CPUSH4State *env, float64 t0, float64 t1) return t0; } -void helper_fcmp_eq_FT(CPUSH4State *env, float32 t0, float32 t1) +uint32_t helper_fcmp_eq_FT(CPUSH4State *env, float32 t0, float32 t1) { int relation; set_float_exception_flags(0, &env->fp_status); relation = float32_compare(t0, t1, &env->fp_status); update_fpscr(env, GETPC()); - env->sr_t = (relation == float_relation_equal); + return relation == float_relation_equal; } -void helper_fcmp_eq_DT(CPUSH4State *env, float64 t0, float64 t1) +uint32_t helper_fcmp_eq_DT(CPUSH4State *env, float64 t0, float64 t1) { int relation; set_float_exception_flags(0, &env->fp_status); relation = float64_compare(t0, t1, &env->fp_status); update_fpscr(env, GETPC()); - env->sr_t = (relation == float_relation_equal); + return relation == float_relation_equal; } -void helper_fcmp_gt_FT(CPUSH4State *env, float32 t0, float32 t1) +uint32_t helper_fcmp_gt_FT(CPUSH4State *env, float32 t0, float32 t1) { int relation; set_float_exception_flags(0, &env->fp_status); relation = float32_compare(t0, t1, &env->fp_status); update_fpscr(env, GETPC()); - env->sr_t = (relation == float_relation_greater); + return relation == float_relation_greater; } -void helper_fcmp_gt_DT(CPUSH4State *env, float64 t0, float64 t1) +uint32_t helper_fcmp_gt_DT(CPUSH4State *env, float64 t0, float64 t1) { int relation; set_float_exception_flags(0, &env->fp_status); relation = float64_compare(t0, t1, &env->fp_status); update_fpscr(env, GETPC()); - env->sr_t = (relation == float_relation_greater); + return relation == float_relation_greater; } float64 helper_fcnvsd_FT_DT(CPUSH4State *env, float32 t0) |