diff options
Diffstat (limited to 'plugins')
| -rw-r--r-- | plugins/api.c | 39 | ||||
| -rw-r--r-- | plugins/core.c | 32 | ||||
| -rw-r--r-- | plugins/plugin.h | 8 | ||||
| -rw-r--r-- | plugins/qemu-plugins.symbols | 2 |
4 files changed, 81 insertions, 0 deletions
diff --git a/plugins/api.c b/plugins/api.c index b04c5e1928..5a0a7f8c71 100644 --- a/plugins/api.c +++ b/plugins/api.c @@ -102,6 +102,25 @@ void qemu_plugin_register_vcpu_tb_exec_cb(struct qemu_plugin_tb *tb, } } +void qemu_plugin_register_vcpu_tb_exec_cond_cb(struct qemu_plugin_tb *tb, + qemu_plugin_vcpu_udata_cb_t cb, + enum qemu_plugin_cb_flags flags, + enum qemu_plugin_cond cond, + qemu_plugin_u64 entry, + uint64_t imm, + void *udata) +{ + if (cond == QEMU_PLUGIN_COND_NEVER || tb_is_mem_only()) { + return; + } + if (cond == QEMU_PLUGIN_COND_ALWAYS) { + qemu_plugin_register_vcpu_tb_exec_cb(tb, cb, flags, udata); + return; + } + plugin_register_dyn_cond_cb__udata(&tb->cbs, cb, flags, + cond, entry, imm, udata); +} + void qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu( struct qemu_plugin_tb *tb, enum qemu_plugin_op op, @@ -123,6 +142,26 @@ void qemu_plugin_register_vcpu_insn_exec_cb(struct qemu_plugin_insn *insn, } } +void qemu_plugin_register_vcpu_insn_exec_cond_cb( + struct qemu_plugin_insn *insn, + qemu_plugin_vcpu_udata_cb_t cb, + enum qemu_plugin_cb_flags flags, + enum qemu_plugin_cond cond, + qemu_plugin_u64 entry, + uint64_t imm, + void *udata) +{ + if (cond == QEMU_PLUGIN_COND_NEVER || tb_is_mem_only()) { + return; + } + if (cond == QEMU_PLUGIN_COND_ALWAYS) { + qemu_plugin_register_vcpu_insn_exec_cb(insn, cb, flags, udata); + return; + } + plugin_register_dyn_cond_cb__udata(&insn->insn_cbs, cb, flags, + cond, entry, imm, udata); +} + void qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu( struct qemu_plugin_insn *insn, enum qemu_plugin_op op, diff --git a/plugins/core.c b/plugins/core.c index 848d482fc4..332474a5bc 100644 --- a/plugins/core.c +++ b/plugins/core.c @@ -371,6 +371,38 @@ void plugin_register_dyn_cb__udata(GArray **arr, dyn_cb->regular.info = &info[flags]; } +void plugin_register_dyn_cond_cb__udata(GArray **arr, + qemu_plugin_vcpu_udata_cb_t cb, + enum qemu_plugin_cb_flags flags, + enum qemu_plugin_cond cond, + qemu_plugin_u64 entry, + uint64_t imm, + void *udata) +{ + static TCGHelperInfo info[3] = { + [QEMU_PLUGIN_CB_NO_REGS].flags = TCG_CALL_NO_RWG, + [QEMU_PLUGIN_CB_R_REGS].flags = TCG_CALL_NO_WG, + /* + * Match qemu_plugin_vcpu_udata_cb_t: + * void (*)(uint32_t, void *) + */ + [0 ... 2].typemask = (dh_typemask(void, 0) | + dh_typemask(i32, 1) | + dh_typemask(ptr, 2)) + }; + + struct qemu_plugin_dyn_cb *dyn_cb = plugin_get_dyn_cb(arr); + dyn_cb->userp = udata; + dyn_cb->type = PLUGIN_CB_COND; + dyn_cb->cond.f.vcpu_udata = cb; + dyn_cb->cond.cond = cond; + dyn_cb->cond.entry = entry; + dyn_cb->cond.imm = imm; + + assert((unsigned)flags < ARRAY_SIZE(info)); + dyn_cb->cond.info = &info[flags]; +} + void plugin_register_vcpu_mem_cb(GArray **arr, void *cb, enum qemu_plugin_cb_flags flags, diff --git a/plugins/plugin.h b/plugins/plugin.h index 7c34f23cfc..7d4b4e21f7 100644 --- a/plugins/plugin.h +++ b/plugins/plugin.h @@ -93,6 +93,14 @@ plugin_register_dyn_cb__udata(GArray **arr, qemu_plugin_vcpu_udata_cb_t cb, enum qemu_plugin_cb_flags flags, void *udata); +void +plugin_register_dyn_cond_cb__udata(GArray **arr, + qemu_plugin_vcpu_udata_cb_t cb, + enum qemu_plugin_cb_flags flags, + enum qemu_plugin_cond cond, + qemu_plugin_u64 entry, + uint64_t imm, + void *udata); void plugin_register_vcpu_mem_cb(GArray **arr, void *cb, diff --git a/plugins/qemu-plugins.symbols b/plugins/qemu-plugins.symbols index a9fac056c7..aa0a77a319 100644 --- a/plugins/qemu-plugins.symbols +++ b/plugins/qemu-plugins.symbols @@ -27,6 +27,7 @@ qemu_plugin_register_vcpu_idle_cb; qemu_plugin_register_vcpu_init_cb; qemu_plugin_register_vcpu_insn_exec_cb; + qemu_plugin_register_vcpu_insn_exec_cond_cb; qemu_plugin_register_vcpu_insn_exec_inline_per_vcpu; qemu_plugin_register_vcpu_mem_cb; qemu_plugin_register_vcpu_mem_inline_per_vcpu; @@ -34,6 +35,7 @@ qemu_plugin_register_vcpu_syscall_cb; qemu_plugin_register_vcpu_syscall_ret_cb; qemu_plugin_register_vcpu_tb_exec_cb; + qemu_plugin_register_vcpu_tb_exec_cond_cb; qemu_plugin_register_vcpu_tb_exec_inline_per_vcpu; qemu_plugin_register_vcpu_tb_trans_cb; qemu_plugin_reset; |