From: Will Newton <will.new...@linaro.org>
Add support for the AArch32 floating-point VRINTZ instruction.
Signed-off-by: Will Newton <will.new...@linaro.org>
Signed-off-by: Peter Maydell <peter.mayd...@linaro.org>
---
target-arm/translate.c | 16 ++++++++++++++++
1 file changed, 16 insertions(+)
diff --git a/target-arm/translate.c b/target-arm/translate.c
index 2b3157c..9afb19f 100644
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -3390,6 +3390,22 @@ static int disas_vfp_insn(CPUARMState * env,
DisasContext *s, uint32_t insn)
tcg_temp_free_ptr(fpst);
break;
}
+ case 13: /* vrintz */
+ {
+ TCGv_ptr fpst = get_fpstatus_ptr(0);
+ TCGv_i32 tcg_rmode;
+ tcg_rmode = tcg_const_i32(float_round_to_zero);
+ gen_helper_set_rmode(tcg_rmode, tcg_rmode, cpu_env);
+ if (dp) {
+ gen_helper_rintd(cpu_F0d, cpu_F0d, fpst);
+ } else {
+ gen_helper_rints(cpu_F0s, cpu_F0s, fpst);
+ }
+ gen_helper_set_rmode(tcg_rmode, tcg_rmode, cpu_env);
+ tcg_temp_free_i32(tcg_rmode);
+ tcg_temp_free_ptr(fpst);
+ break;
+ }
case 15: /* single<->double conversion */
if (dp)
gen_helper_vfp_fcvtsd(cpu_F0s, cpu_F0d, cpu_env);
--
1.8.5
