[PATCH 12/19] target/ppc: Clear fpstatus flags on VSX_CVT_FP_TO_INT2

Víctor Colombo posted 19 patches 3 years, 5 months ago
Maintainers: "Cédric Le Goater" <clg@kaod.org>, Daniel Henrique Barboza <danielhb413@gmail.com>, David Gibson <david@gibson.dropbear.id.au>, Greg Kurz <groug@kaod.org>
There is a newer version of this series
[PATCH 12/19] target/ppc: Clear fpstatus flags on VSX_CVT_FP_TO_INT2
Posted by Víctor Colombo 3 years, 5 months ago
Signed-off-by: Víctor Colombo <victor.colombo@eldorado.org.br>
---
 target/ppc/fpu_helper.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index c6dc14d653..6f9a1a755e 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -2981,12 +2981,12 @@ VSX_CVT_FP_TO_INT128(XSCVQPSQZ, int128, 0x8000000000000000ULL);
 #define VSX_CVT_FP_TO_INT2(op, nels, stp, ttp, sfi, rnan)                    \
 void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb)             \
 {                                                                            \
-    int all_flags = env->fp_status.float_exception_flags, flags;             \
     ppc_vsr_t t = { };                                                       \
-    int i;                                                                   \
+    int i, flags;                                                            \
+                                                                             \
+    helper_reset_fpstatus(env);                                              \
                                                                              \
     for (i = 0; i < nels; i++) {                                             \
-        env->fp_status.float_exception_flags = 0;                            \
         t.VsrW(2 * i) = stp##_to_##ttp##_round_to_zero(xb->VsrD(i),          \
                                                        &env->fp_status);     \
         flags = env->fp_status.float_exception_flags;                        \
@@ -2995,11 +2995,9 @@ void helper_##op(CPUPPCState *env, ppc_vsr_t *xt, ppc_vsr_t *xb)             \
                                               rnan, 0, GETPC());             \
         }                                                                    \
         t.VsrW(2 * i + 1) = t.VsrW(2 * i);                                   \
-        all_flags |= flags;                                                  \
     }                                                                        \
                                                                              \
     *xt = t;                                                                 \
-    env->fp_status.float_exception_flags = all_flags;                        \
     do_float_check_status(env, sfi, GETPC());                                \
 }
 
-- 
2.25.1