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[PULL,23/66] ppc: Make float_invalid_op_excp() pass the return address

Message ID 1473133396-18940-24-git-send-email-david@gibson.dropbear.id.au (mailing list archive)
State New, archived
Headers show

Commit Message

David Gibson Sept. 6, 2016, 3:42 a.m. UTC 
From: Benjamin Herrenschmidt <benh@kernel.crashing.org>

Instead of relying on NIP having been updated already

Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
---
 target-ppc/fpu_helper.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
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Patch

diff --git a/target-ppc/fpu_helper.c b/target-ppc/fpu_helper.c
index e1f600a..8d881fc 100644
--- a/target-ppc/fpu_helper.c
+++ b/target-ppc/fpu_helper.c
@@ -19,6 +19,7 @@ 
 #include "qemu/osdep.h"
 #include "cpu.h"
 #include "exec/helper-proto.h"
+#include "exec/exec-all.h"
 
 #define float64_snan_to_qnan(x) ((x) | 0x0008000000000000ULL)
 #define float32_snan_to_qnan(x) ((x) | 0x00400000)
@@ -200,8 +201,9 @@  static inline uint64_t float_invalid_op_excp(CPUPPCState *env, int op,
         /* Update the floating-point enabled exception summary */
         env->fpscr |= 1 << FPSCR_FEX;
         if (msr_fe0 != 0 || msr_fe1 != 0) {
-            helper_raise_exception_err(env, POWERPC_EXCP_PROGRAM,
-                                       POWERPC_EXCP_FP | op);
+            /* GETPC() works here because this is inline */
+            raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM,
+                                   POWERPC_EXCP_FP | op, GETPC());
         }
     }
     return ret;