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authorRichard Henderson <richard.henderson@linaro.org>2022-10-24 23:09:57 +1000
committerRichard Henderson <richard.henderson@linaro.org>2022-11-01 08:31:41 +1100
commit3d419a4dd227f174447e0b3978028a1cd52ccc5e (patch)
treeb45b25a792e4d104e588b26bf0d42e29ea3a3b63 /accel
parentcc30dc441b44ad15f4adfb13d9a68cba6fa39a23 (diff)
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accel/tcg: Remove will_exit argument from cpu_restore_state
The value passed is always true, and if the target's synchronize_from_tb hook is non-trivial, not exiting may be erroneous. Reviewed-by: Claudio Fontana <cfontana@suse.de> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'accel')
-rw-r--r--accel/tcg/cpu-exec-common.c2
-rw-r--r--accel/tcg/translate-all.c12
2 files changed, 3 insertions, 11 deletions
diff --git a/accel/tcg/cpu-exec-common.c b/accel/tcg/cpu-exec-common.c
index be6fe45..c7bc8c6 100644
--- a/accel/tcg/cpu-exec-common.c
+++ b/accel/tcg/cpu-exec-common.c
@@ -71,7 +71,7 @@ void cpu_loop_exit(CPUState *cpu)
void cpu_loop_exit_restore(CPUState *cpu, uintptr_t pc)
{
if (pc) {
- cpu_restore_state(cpu, pc, true);
+ cpu_restore_state(cpu, pc);
}
cpu_loop_exit(cpu);
}
diff --git a/accel/tcg/translate-all.c b/accel/tcg/translate-all.c
index 319becb..90997fe 100644
--- a/accel/tcg/translate-all.c
+++ b/accel/tcg/translate-all.c
@@ -318,17 +318,9 @@ void cpu_restore_state_from_tb(CPUState *cpu, TranslationBlock *tb,
#endif
}
-bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc, bool will_exit)
+bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc)
{
/*
- * The pc update associated with restore without exit will
- * break the relative pc adjustments performed by TARGET_TB_PCREL.
- */
- if (TARGET_TB_PCREL) {
- assert(will_exit);
- }
-
- /*
* The host_pc has to be in the rx region of the code buffer.
* If it is not we will not be able to resolve it here.
* The two cases where host_pc will not be correct are:
@@ -341,7 +333,7 @@ bool cpu_restore_state(CPUState *cpu, uintptr_t host_pc, bool will_exit)
if (in_code_gen_buffer((const void *)(host_pc - tcg_splitwx_diff))) {
TranslationBlock *tb = tcg_tb_lookup(host_pc);
if (tb) {
- cpu_restore_state_from_tb(cpu, tb, host_pc, will_exit);
+ cpu_restore_state_from_tb(cpu, tb, host_pc, true);
return true;
}
}