diff mbox series

[v3,03/27] accel/tcg: add raise_excp and raise_excp_restore generator helpers

Message ID 20261002175037.1747-4-luoyonggang@gmail.com
State New
Headers show
Series accel/tcg: share raise_excp across TCG targets | expand

Commit Message

Yonggang Luo Oct. 2, 2026, 5:50 p.m. UTC 
Signed-off-by: Yonggang Luo <luoyonggang@gmail.com>
---
 accel/tcg/cpu-exec-common.c | 12 ++++++++++++
 accel/tcg/cpu-exec-common.h |  2 ++
 2 files changed, 14 insertions(+)
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Patch

diff --git a/accel/tcg/cpu-exec-common.c b/accel/tcg/cpu-exec-common.c
index b551c1439ec..715e3cb327c 100644
--- a/accel/tcg/cpu-exec-common.c
+++ b/accel/tcg/cpu-exec-common.c
@@ -131,6 +131,18 @@  void cpu_raise_excp_restore(CPUState *cpu, int exception_index,
     cpu_loop_exit_restore(cpu, retaddr);
 }
 
+/* Raise exception and exit the TB without restoring guest state. */
+void HELPER(raise_excp)(CPUArchState *env, uint32_t exception)
+{
+    cpu_raise_excp(env_cpu(env), exception);
+}
+
+/* Raise exception and exit the TB, restoring state from GETPC(). */
+void HELPER(raise_excp_restore)(CPUArchState *env, uint32_t exception)
+{
+    cpu_raise_excp_restore(env_cpu(env), exception, GETPC());
+}
+
 void cpu_loop_exit_atomic(CPUState *cpu, uintptr_t pc)
 {
     /* Prevent looping if already executing in a serial context. */
diff --git a/accel/tcg/cpu-exec-common.h b/accel/tcg/cpu-exec-common.h
index 19359a97bae..1e82f3b14d3 100644
--- a/accel/tcg/cpu-exec-common.h
+++ b/accel/tcg/cpu-exec-common.h
@@ -1,2 +1,4 @@ 
 /* SPDX-License-Identifier: GPL-2.0-or-later */
 DEF_HELPER_FLAGS_1(exit_atomic, TCG_CALL_NO_WG, noreturn, env)
+DEF_HELPER_FLAGS_2(raise_excp, TCG_CALL_NO_WG, noreturn, env, i32)
+DEF_HELPER_FLAGS_2(raise_excp_restore, TCG_CALL_NO_WG, noreturn, env, i32)