Commit 5310799a authored by Balbir Singh's avatar Balbir Singh Committed by David Gibson
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FU exceptions should carry a cause (IC) 



As per the ISA we need a cause and executing a tabort r9 in libc
for example causes a EXCP_FU exception, we don't wire up the
IC (cause) when we post the exception. The cause is required
for the kernel to do the right thing. The fix applies only to 64
bit ppc targets.

Signed-off-by: default avatarBalbir singh <bsingharora@gmail.com>
Signed-off-by: default avatarDavid Gibson <david@gibson.dropbear.id.au>
parent 9b54ca0b

target-ppc/excp_helper.c

+3 −0
Original line number Diff line number Diff line
@@ -427,6 +427,9 @@ static inline void powerpc_excp(PowerPCCPU *cpu, int excp_model, int excp) 
    case POWERPC_EXCP_VPU:       /* Vector unavailable exception             */

    case POWERPC_EXCP_VSXU:       /* VSX unavailable exception               */

    case POWERPC_EXCP_FU:         /* Facility unavailable exception          */

#ifdef TARGET_PPC64

        env->spr[SPR_FSCR] |= ((target_ulong)env->error_code << 56);

#endif

        break;

    case POWERPC_EXCP_PIT:       /* Programmable interval timer interrupt    */

        LOG_EXCP("PIT exception\n");