[v2,6/6] btrace: Add support for further events.
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Commit Message
This is similar to the previous events that we added, and adds support for
SMI, RSM, SIPI, INIT, VMENTRY, VMEXIT, SHUTDOWN, UINTR and UIRET.
Though since these are mainly mechanical and not really possible to test,
they are bundled in one commit.
---
gdb/btrace.c | 155 +++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 155 insertions(+)
@@ -1435,6 +1435,161 @@ handle_pt_insn_events (struct btrace_thread_info *btinfo,
handle_pt_aux_insn (btinfo, aux_string, pc);
break;
}
+
+ case ptev_smi:
+ {
+ std::string aux_string = std::string (_("smi"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.smi.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_rsm:
+ {
+ std::string aux_string = std::string (_("rsm"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.rsm.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_sipi:
+ {
+ std::string aux_string = std::string (_("sipi: vector = "))
+ + hex_string (event.variant.sipi.vector);
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_init:
+ {
+ std::string aux_string = std::string (_("init"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.init.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_vmentry:
+ {
+ std::string aux_string = std::string (_("vmentry"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.vmentry.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_vmexit:
+ {
+ std::string aux_string = std::string (_("vmexit"));
+
+ if (event.variant.vmexit.has_vector != 0
+ || event.variant.vmexit.has_vmxr != 0
+ || event.variant.vmexit.has_vmxq != 0
+ || event.ip_suppressed != 0)
+ aux_string += std::string (":");
+
+ if (event.variant.vmexit.has_vector != 0)
+ {
+ aux_string += std::string (_(" vector = "))
+ + hex_string (event.variant.vmexit.vector);
+
+ const char* decoded = decode_interrupt_vector
+ (event.variant.vmexit.vector);
+ if (decoded != nullptr)
+ aux_string += std::string (" (") + decoded + ")";
+ }
+
+ if (event.variant.vmexit.has_vmxr != 0)
+ {
+ std::string seperator = aux_string.back () == ':' ? "" : ",";
+ aux_string += seperator + std::string (" vmxr = ")
+ + hex_string (event.variant.vmexit.vmxr);
+ }
+
+ if (event.variant.vmexit.has_vmxq != 0)
+ {
+ std::string seperator = aux_string.back () == ':' ? "" : ",";
+ aux_string += seperator + std::string (" vmxq = ")
+ + hex_string (event.variant.vmexit.vmxq);
+ }
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.vmexit.ip;
+ std::string seperator = aux_string.back () == ':' ? "" : ",";
+ aux_string += seperator + std::string (" ip = ")
+ + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_shutdown:
+ {
+ std::string aux_string = std::string (_("shutdown"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.shutdown.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_uintr:
+ {
+ std::string aux_string = std::string (_("uintr: vector = "))
+ + hex_string (event.variant.uintr.vector);
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.uintr.ip;
+ aux_string += std::string (", ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
+
+ case ptev_uiret:
+ {
+ std::string aux_string = std::string (_("uiret"));
+
+ if (event.ip_suppressed == 0)
+ {
+ pc = event.variant.uiret.ip;
+ aux_string += std::string (": ip = ") + hex_string (pc);
+ }
+
+ handle_pt_aux_insn (btinfo, aux_string, pc);
+ break;
+ }
#endif /* defined (LIBIPT_VERSION >= 0x201) */
}
}