Re: [PATCH 08/19] target/ppc: Clear fpstatus flags on VSX_CVT_INT_TO_FP_VECTOR

[Daniel Henrique Barboza]

On 9/1/22 10:17, Víctor Colombo wrote:

Fix xscvsdqp incorrectly not clearing the FI bit.
Power ISA states that xscvsdqp should always set FPSCR.FI=0
Right now, QEMU sometimes is incorrectly setting the flag to 1.

Signed-off-by: Víctor Colombo <victor.colo...@eldorado.org.br>
---

Reviewed-by: Daniel Henrique Barboza <danielhb...@gmail.com>

  target/ppc/fpu_helper.c | 1 +
  1 file changed, 1 insertion(+)

diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index da79c64eca..94029883c7 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -3126,6 +3126,7 @@ void helper_##op(CPUPPCState *env, uint32_t opcode,       
              \
  {                                                                       \
      ppc_vsr_t t = *xt;                                                  \
                                                                          \
+    helper_reset_fpstatus(env);                                         \
      t.tfld = stp##_to_##ttp(xb->sfld, &env->fp_status);                 \
      helper_compute_fprf_##ttp(env, t.tfld);                             \
                                                                          \