[v1] Hexagon update

[PULL 44/44] Hexagon (linux-user/hexagon): handle breakpoints

Taylor Simpson posted 44 patches 2 years, 9 months ago

Diff against v1 v1 v2
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Maintainers: Laurent Vivier <laurent@vivier.eu>, Paolo Bonzini <pbonzini@redhat.com>, "Alex Bennée" <alex.bennee@linaro.org>, Thomas Huth <thuth@redhat.com>, Taylor Simpson <tsimpson@quicinc.com>, "Philippe Mathieu-Daudé" <philmd@linaro.org>, "Marc-André Lureau" <marcandre.lureau@redhat.com>, "Daniel P. Berrangé" <berrange@redhat.com>, Alessandro Di Federico <ale@rev.ng>, Anton Johansson <anjo@rev.ng>

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[PULL 44/44] Hexagon (linux-user/hexagon): handle breakpoints

Posted by Taylor Simpson 2 years, 9 months ago

From: Matheus Tavares Bernardino <quic_mathbern@quicinc.com>

This enables LLDB to work with hexagon linux-user mode through the GDB
remote protocol.

Helped-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Matheus Tavares Bernardino <quic_mathbern@quicinc.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
Message-Id: <c287a129dcbe7d974d8b7608e8672d34a3c91c04.1683214375.git.quic_mathbern@quicinc.com>
---
 linux-user/hexagon/cpu_loop.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/linux-user/hexagon/cpu_loop.c b/linux-user/hexagon/cpu_loop.c
index b84e25bf71..7f1499ed28 100644
--- a/linux-user/hexagon/cpu_loop.c
+++ b/linux-user/hexagon/cpu_loop.c
@@ -63,6 +63,9 @@ void cpu_loop(CPUHexagonState *env)
         case EXCP_ATOMIC:
             cpu_exec_step_atomic(cs);
             break;
+        case EXCP_DEBUG:
+            force_sig_fault(TARGET_SIGTRAP, TARGET_TRAP_BRKPT, 0);
+            break;
         default:
             EXCP_DUMP(env, "\nqemu: unhandled CPU exception %#x - aborting\n",
                      trapnr);
-- 
2.25.1