diff options
Diffstat (limited to 'accel/tcg/atomic_common.c.inc')
| -rw-r--r-- | accel/tcg/atomic_common.c.inc | 107 |
1 files changed, 95 insertions, 12 deletions
diff --git a/accel/tcg/atomic_common.c.inc b/accel/tcg/atomic_common.c.inc index 344525b0bb..6c0339f610 100644 --- a/accel/tcg/atomic_common.c.inc +++ b/accel/tcg/atomic_common.c.inc @@ -13,42 +13,125 @@ * See the COPYING file in the top-level directory. */ -static inline -void atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr, uint16_t info) +static uint16_t atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr, + TCGMemOpIdx oi) { CPUState *cpu = env_cpu(env); + uint16_t info = trace_mem_get_info(get_memop(oi), get_mmuidx(oi), false); trace_guest_mem_before_exec(cpu, addr, info); trace_guest_mem_before_exec(cpu, addr, info | TRACE_MEM_ST); + + return info; } -static inline void -atomic_trace_rmw_post(CPUArchState *env, target_ulong addr, uint16_t info) +static void atomic_trace_rmw_post(CPUArchState *env, target_ulong addr, + uint16_t info) { qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info); qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info | TRACE_MEM_ST); } -static inline -void atomic_trace_ld_pre(CPUArchState *env, target_ulong addr, uint16_t info) +#if HAVE_ATOMIC128 +static uint16_t atomic_trace_ld_pre(CPUArchState *env, target_ulong addr, + TCGMemOpIdx oi) { + uint16_t info = trace_mem_get_info(get_memop(oi), get_mmuidx(oi), false); + trace_guest_mem_before_exec(env_cpu(env), addr, info); + + return info; } -static inline -void atomic_trace_ld_post(CPUArchState *env, target_ulong addr, uint16_t info) +static void atomic_trace_ld_post(CPUArchState *env, target_ulong addr, + uint16_t info) { qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info); } -static inline -void atomic_trace_st_pre(CPUArchState *env, target_ulong addr, uint16_t info) +static uint16_t atomic_trace_st_pre(CPUArchState *env, target_ulong addr, + TCGMemOpIdx oi) { + uint16_t info = trace_mem_get_info(get_memop(oi), get_mmuidx(oi), true); + trace_guest_mem_before_exec(env_cpu(env), addr, info); + + return info; } -static inline -void atomic_trace_st_post(CPUArchState *env, target_ulong addr, uint16_t info) +static void atomic_trace_st_post(CPUArchState *env, target_ulong addr, + uint16_t info) { qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info); } +#endif + +/* + * Atomic helpers callable from TCG. + * These have a common interface and all defer to cpu_atomic_* + * using the host return address from GETPC(). + */ + +#define CMPXCHG_HELPER(OP, TYPE) \ + TYPE HELPER(atomic_##OP)(CPUArchState *env, target_ulong addr, \ + TYPE oldv, TYPE newv, uint32_t oi) \ + { return cpu_atomic_##OP##_mmu(env, addr, oldv, newv, oi, GETPC()); } + +CMPXCHG_HELPER(cmpxchgb, uint32_t) +CMPXCHG_HELPER(cmpxchgw_be, uint32_t) +CMPXCHG_HELPER(cmpxchgw_le, uint32_t) +CMPXCHG_HELPER(cmpxchgl_be, uint32_t) +CMPXCHG_HELPER(cmpxchgl_le, uint32_t) + +#ifdef CONFIG_ATOMIC64 +CMPXCHG_HELPER(cmpxchgq_be, uint64_t) +CMPXCHG_HELPER(cmpxchgq_le, uint64_t) +#endif + +#undef CMPXCHG_HELPER + +#define ATOMIC_HELPER(OP, TYPE) \ + TYPE HELPER(glue(atomic_,OP))(CPUArchState *env, target_ulong addr, \ + TYPE val, uint32_t oi) \ + { return glue(glue(cpu_atomic_,OP),_mmu)(env, addr, val, oi, GETPC()); } + +#ifdef CONFIG_ATOMIC64 +#define GEN_ATOMIC_HELPERS(OP) \ + ATOMIC_HELPER(glue(OP,b), uint32_t) \ + ATOMIC_HELPER(glue(OP,w_be), uint32_t) \ + ATOMIC_HELPER(glue(OP,w_le), uint32_t) \ + ATOMIC_HELPER(glue(OP,l_be), uint32_t) \ + ATOMIC_HELPER(glue(OP,l_le), uint32_t) \ + ATOMIC_HELPER(glue(OP,q_be), uint64_t) \ + ATOMIC_HELPER(glue(OP,q_le), uint64_t) +#else +#define GEN_ATOMIC_HELPERS(OP) \ + ATOMIC_HELPER(glue(OP,b), uint32_t) \ + ATOMIC_HELPER(glue(OP,w_be), uint32_t) \ + ATOMIC_HELPER(glue(OP,w_le), uint32_t) \ + ATOMIC_HELPER(glue(OP,l_be), uint32_t) \ + ATOMIC_HELPER(glue(OP,l_le), uint32_t) +#endif + +GEN_ATOMIC_HELPERS(fetch_add) +GEN_ATOMIC_HELPERS(fetch_and) +GEN_ATOMIC_HELPERS(fetch_or) +GEN_ATOMIC_HELPERS(fetch_xor) +GEN_ATOMIC_HELPERS(fetch_smin) +GEN_ATOMIC_HELPERS(fetch_umin) +GEN_ATOMIC_HELPERS(fetch_smax) +GEN_ATOMIC_HELPERS(fetch_umax) + +GEN_ATOMIC_HELPERS(add_fetch) +GEN_ATOMIC_HELPERS(and_fetch) +GEN_ATOMIC_HELPERS(or_fetch) +GEN_ATOMIC_HELPERS(xor_fetch) +GEN_ATOMIC_HELPERS(smin_fetch) +GEN_ATOMIC_HELPERS(umin_fetch) +GEN_ATOMIC_HELPERS(smax_fetch) +GEN_ATOMIC_HELPERS(umax_fetch) + +GEN_ATOMIC_HELPERS(xchg) + +#undef ATOMIC_HELPER +#undef GEN_ATOMIC_HELPERS |