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[Qemu-devel] [PATCH 3/3] target/ppc: use helper for excp handling


From: Nikunj A Dadhania
Subject: [Qemu-devel] [PATCH 3/3] target/ppc: use helper for excp handling
Date: Fri, 3 Mar 2017 12:28:09 +0530

Use the helper routine float[32,64]_maddsub_update_excp() in VSX_MADD
macro.

Signed-off-by: Nikunj A Dadhania <address@hidden>
---
 target/ppc/fpu_helper.c | 20 ++------------------
 1 file changed, 2 insertions(+), 18 deletions(-)

diff --git a/target/ppc/fpu_helper.c b/target/ppc/fpu_helper.c
index 56dfa18..e88071b 100644
--- a/target/ppc/fpu_helper.c
+++ b/target/ppc/fpu_helper.c
@@ -774,6 +774,7 @@ static void name(CPUPPCState *env, float64 arg1,            
            \
         }                                                               \
     }                                                                   \
 }
+FPU_MADDSUB_UPDATE(float32_maddsub_update_excp, float32)
 FPU_MADDSUB_UPDATE(float64_maddsub_update_excp, float64)
 
 #define FPU_FMADD(op, madd_flags)                                       \
@@ -2240,24 +2241,7 @@ void helper_##op(CPUPPCState *env, uint32_t opcode)      
                     \
         env->fp_status.float_exception_flags |= tstat.float_exception_flags;  \
                                                                               \
         if (unlikely(tstat.float_exception_flags & float_flag_invalid)) {     \
-            if (tp##_is_signaling_nan(xa.fld, &tstat) ||                      \
-                tp##_is_signaling_nan(b->fld, &tstat) ||                      \
-                tp##_is_signaling_nan(c->fld, &tstat)) {                      \
-                float_invalid_op_excp(env, POWERPC_EXCP_FP_VXSNAN, sfprf);    \
-                tstat.float_exception_flags &= ~float_flag_invalid;           \
-            }                                                                 \
-            if ((tp##_is_infinity(xa.fld) && tp##_is_zero(b->fld)) ||         \
-                (tp##_is_zero(xa.fld) && tp##_is_infinity(b->fld))) {         \
-                xt_out.fld = float64_to_##tp(float_invalid_op_excp(env,       \
-                    POWERPC_EXCP_FP_VXIMZ, sfprf), &env->fp_status);          \
-                tstat.float_exception_flags &= ~float_flag_invalid;           \
-            }                                                                 \
-            if ((tstat.float_exception_flags & float_flag_invalid) &&         \
-                ((tp##_is_infinity(xa.fld) ||                                 \
-                  tp##_is_infinity(b->fld)) &&                                \
-                  tp##_is_infinity(c->fld))) {                                \
-                float_invalid_op_excp(env, POWERPC_EXCP_FP_VXISI, sfprf);     \
-            }                                                                 \
+            tp##_maddsub_update_excp(env, xa.fld, b->fld, c->fld, maddflgs);  \
         }                                                                     \
                                                                               \
         if (r2sp) {                                                           \
-- 
2.7.4




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