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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2016-07-27 16:56:35 +1000 |
|---|---|---|
| committer | David Gibson <david@gibson.dropbear.id.au> | 2016-09-07 12:40:10 +1000 |
| commit | a13f0a9bc4e6f35be3f64bd7048eec565957a7d4 (patch) | |
| tree | fa31cb985ec3cf472f9a9abdd7220db40a78bb05 /target-ppc/timebase_helper.c | |
| parent | 0f72b7c682811fc3281e3b5f4d467582550c6a51 (diff) | |
| download | qemu-a13f0a9bc4e6f35be3f64bd7048eec565957a7d4.tar.gz | |
ppc: Don't update NIP in DCR access routines
This is no longer necessary as the helpers will properly retrieve
the return address when needed
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Signed-off-by: David Gibson <david@gibson.dropbear.id.au>
Diffstat (limited to 'target-ppc/timebase_helper.c')
| -rw-r--r-- | target-ppc/timebase_helper.c | 23 |
1 files changed, 13 insertions, 10 deletions
diff --git a/target-ppc/timebase_helper.c b/target-ppc/timebase_helper.c index a07faa42cb..73363e08ae 100644 --- a/target-ppc/timebase_helper.c +++ b/target-ppc/timebase_helper.c @@ -19,6 +19,7 @@ #include "qemu/osdep.h" #include "cpu.h" #include "exec/helper-proto.h" +#include "exec/exec-all.h" #include "qemu/log.h" /*****************************************************************************/ @@ -143,15 +144,16 @@ target_ulong helper_load_dcr(CPUPPCState *env, target_ulong dcrn) if (unlikely(env->dcr_env == NULL)) { qemu_log_mask(LOG_GUEST_ERROR, "No DCR environment\n"); - helper_raise_exception_err(env, POWERPC_EXCP_PROGRAM, - POWERPC_EXCP_INVAL | - POWERPC_EXCP_INVAL_INVAL); + raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM, + POWERPC_EXCP_INVAL | + POWERPC_EXCP_INVAL_INVAL, GETPC()); } else if (unlikely(ppc_dcr_read(env->dcr_env, (uint32_t)dcrn, &val) != 0)) { qemu_log_mask(LOG_GUEST_ERROR, "DCR read error %d %03x\n", (uint32_t)dcrn, (uint32_t)dcrn); - helper_raise_exception_err(env, POWERPC_EXCP_PROGRAM, - POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); + raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM, + POWERPC_EXCP_INVAL | + POWERPC_EXCP_PRIV_REG, GETPC()); } return val; } @@ -160,14 +162,15 @@ void helper_store_dcr(CPUPPCState *env, target_ulong dcrn, target_ulong val) { if (unlikely(env->dcr_env == NULL)) { qemu_log_mask(LOG_GUEST_ERROR, "No DCR environment\n"); - helper_raise_exception_err(env, POWERPC_EXCP_PROGRAM, - POWERPC_EXCP_INVAL | - POWERPC_EXCP_INVAL_INVAL); + raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM, + POWERPC_EXCP_INVAL | + POWERPC_EXCP_INVAL_INVAL, GETPC()); } else if (unlikely(ppc_dcr_write(env->dcr_env, (uint32_t)dcrn, (uint32_t)val) != 0)) { qemu_log_mask(LOG_GUEST_ERROR, "DCR write error %d %03x\n", (uint32_t)dcrn, (uint32_t)dcrn); - helper_raise_exception_err(env, POWERPC_EXCP_PROGRAM, - POWERPC_EXCP_INVAL | POWERPC_EXCP_PRIV_REG); + raise_exception_err_ra(env, POWERPC_EXCP_PROGRAM, + POWERPC_EXCP_INVAL | + POWERPC_EXCP_PRIV_REG, GETPC()); } } |