diff options
Diffstat (limited to 'target/sparc/cpu-param.h')
| -rw-r--r-- | target/sparc/cpu-param.h | 23 |
1 files changed, 1 insertions, 22 deletions
diff --git a/target/sparc/cpu-param.h b/target/sparc/cpu-param.h index 6952ee2..45eea9d 100644 --- a/target/sparc/cpu-param.h +++ b/target/sparc/cpu-param.h @@ -21,27 +21,6 @@ # define TARGET_VIRT_ADDR_SPACE_BITS 32 #endif -/* - * From Oracle SPARC Architecture 2015: - * - * Compatibility notes: The PSO memory model described in SPARC V8 and - * SPARC V9 compatibility architecture specifications was never implemented - * in a SPARC V9 implementation and is not included in the Oracle SPARC - * Architecture specification. - * - * The RMO memory model described in the SPARC V9 specification was - * implemented in some non-Sun SPARC V9 implementations, but is not - * directly supported in Oracle SPARC Architecture 2015 implementations. - * - * Therefore always use TSO in QEMU. - * - * D.5 Specification of Partial Store Order (PSO) - * ... [loads] are followed by an implied MEMBAR #LoadLoad | #LoadStore. - * - * D.6 Specification of Total Store Order (TSO) - * ... PSO with the additional requirement that all [stores] are followed - * by an implied MEMBAR #StoreStore. - */ -#define TCG_GUEST_DEFAULT_MO (TCG_MO_LD_LD | TCG_MO_LD_ST | TCG_MO_ST_ST) +#define TARGET_INSN_START_EXTRA_WORDS 1 #endif |