diff options
Diffstat (limited to 'accel/tcg/plugin-gen.c')
| -rw-r--r-- | accel/tcg/plugin-gen.c | 110 |
1 files changed, 21 insertions, 89 deletions
diff --git a/accel/tcg/plugin-gen.c b/accel/tcg/plugin-gen.c index 5efb8db258..5b73a39ce5 100644 --- a/accel/tcg/plugin-gen.c +++ b/accel/tcg/plugin-gen.c @@ -92,27 +92,6 @@ void HELPER(plugin_vcpu_mem_cb)(unsigned int vcpu_index, void *userdata) { } -static void do_gen_mem_cb(TCGv vaddr, uint32_t info) -{ - TCGv_i32 cpu_index = tcg_temp_ebb_new_i32(); - TCGv_i32 meminfo = tcg_temp_ebb_new_i32(); - TCGv_i64 vaddr64 = tcg_temp_ebb_new_i64(); - TCGv_ptr udata = tcg_temp_ebb_new_ptr(); - - tcg_gen_movi_i32(meminfo, info); - tcg_gen_movi_ptr(udata, 0); - tcg_gen_ld_i32(cpu_index, cpu_env, - -offsetof(ArchCPU, env) + offsetof(CPUState, cpu_index)); - tcg_gen_extu_tl_i64(vaddr64, vaddr); - - gen_helper_plugin_vcpu_mem_cb(cpu_index, meminfo, vaddr64, udata); - - tcg_temp_free_ptr(udata); - tcg_temp_free_i64(vaddr64); - tcg_temp_free_i32(meminfo); - tcg_temp_free_i32(cpu_index); -} - static void gen_empty_udata_cb(void) { TCGv_i32 cpu_index = tcg_temp_ebb_new_i32(); @@ -145,9 +124,22 @@ static void gen_empty_inline_cb(void) tcg_temp_free_i64(val); } -static void gen_empty_mem_cb(TCGv addr, uint32_t info) +static void gen_empty_mem_cb(TCGv_i64 addr, uint32_t info) { - do_gen_mem_cb(addr, info); + TCGv_i32 cpu_index = tcg_temp_ebb_new_i32(); + TCGv_i32 meminfo = tcg_temp_ebb_new_i32(); + TCGv_ptr udata = tcg_temp_ebb_new_ptr(); + + tcg_gen_movi_i32(meminfo, info); + tcg_gen_movi_ptr(udata, 0); + tcg_gen_ld_i32(cpu_index, cpu_env, + -offsetof(ArchCPU, env) + offsetof(CPUState, cpu_index)); + + gen_helper_plugin_vcpu_mem_cb(cpu_index, meminfo, addr, udata); + + tcg_temp_free_ptr(udata); + tcg_temp_free_i32(meminfo); + tcg_temp_free_i32(cpu_index); } /* @@ -202,35 +194,17 @@ static void plugin_gen_empty_callback(enum plugin_gen_from from) } } -union mem_gen_fn { - void (*mem_fn)(TCGv, uint32_t); - void (*inline_fn)(void); -}; - -static void gen_mem_wrapped(enum plugin_gen_cb type, - const union mem_gen_fn *f, TCGv addr, - uint32_t info, bool is_mem) +void plugin_gen_empty_mem_callback(TCGv_i64 addr, uint32_t info) { enum qemu_plugin_mem_rw rw = get_plugin_meminfo_rw(info); - gen_plugin_cb_start(PLUGIN_GEN_FROM_MEM, type, rw); - if (is_mem) { - f->mem_fn(addr, info); - } else { - f->inline_fn(); - } + gen_plugin_cb_start(PLUGIN_GEN_FROM_MEM, PLUGIN_GEN_CB_MEM, rw); + gen_empty_mem_cb(addr, info); tcg_gen_plugin_cb_end(); -} -void plugin_gen_empty_mem_callback(TCGv addr, uint32_t info) -{ - union mem_gen_fn fn; - - fn.mem_fn = gen_empty_mem_cb; - gen_mem_wrapped(PLUGIN_GEN_CB_MEM, &fn, addr, info, true); - - fn.inline_fn = gen_empty_inline_cb; - gen_mem_wrapped(PLUGIN_GEN_CB_INLINE, &fn, 0, info, false); + gen_plugin_cb_start(PLUGIN_GEN_FROM_MEM, PLUGIN_GEN_CB_INLINE, rw); + gen_empty_inline_cb(); + tcg_gen_plugin_cb_end(); } static TCGOp *find_op(TCGOp *op, TCGOpcode opc) @@ -280,33 +254,6 @@ static TCGOp *copy_op(TCGOp **begin_op, TCGOp *op, TCGOpcode opc) return op; } -static TCGOp *copy_extu_i32_i64(TCGOp **begin_op, TCGOp *op) -{ - if (TCG_TARGET_REG_BITS == 32) { - /* mov_i32 */ - op = copy_op(begin_op, op, INDEX_op_mov_i32); - /* mov_i32 w/ $0 */ - op = copy_op(begin_op, op, INDEX_op_mov_i32); - } else { - /* extu_i32_i64 */ - op = copy_op(begin_op, op, INDEX_op_extu_i32_i64); - } - return op; -} - -static TCGOp *copy_mov_i64(TCGOp **begin_op, TCGOp *op) -{ - if (TCG_TARGET_REG_BITS == 32) { - /* 2x mov_i32 */ - op = copy_op(begin_op, op, INDEX_op_mov_i32); - op = copy_op(begin_op, op, INDEX_op_mov_i32); - } else { - /* mov_i64 */ - op = copy_op(begin_op, op, INDEX_op_mov_i64); - } - return op; -} - static TCGOp *copy_const_ptr(TCGOp **begin_op, TCGOp *op, void *ptr) { if (UINTPTR_MAX == UINT32_MAX) { @@ -321,18 +268,6 @@ static TCGOp *copy_const_ptr(TCGOp **begin_op, TCGOp *op, void *ptr) return op; } -static TCGOp *copy_extu_tl_i64(TCGOp **begin_op, TCGOp *op) -{ - if (TARGET_LONG_BITS == 32) { - /* extu_i32_i64 */ - op = copy_extu_i32_i64(begin_op, op); - } else { - /* mov_i64 */ - op = copy_mov_i64(begin_op, op); - } - return op; -} - static TCGOp *copy_ld_i64(TCGOp **begin_op, TCGOp *op) { if (TCG_TARGET_REG_BITS == 32) { @@ -477,9 +412,6 @@ static TCGOp *append_mem_cb(const struct qemu_plugin_dyn_cb *cb, tcg_debug_assert(begin_op && begin_op->opc == INDEX_op_ld_i32); } - /* extu_tl_i64 */ - op = copy_extu_tl_i64(&begin_op, op); - if (type == PLUGIN_GEN_CB_MEM) { /* call */ op = copy_call(&begin_op, op, HELPER(plugin_vcpu_mem_cb), |