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| author | Richard Henderson <richard.henderson@linaro.org> | 2022-10-24 19:43:40 +1000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2022-10-26 11:11:28 +1000 |
| commit | d29256896f563683419ae4af04d94d7d0f07c225 (patch) | |
| tree | 123efaad95b498e095feb2ae4fb35de1ec0bbfec /include | |
| parent | 8269c01417a3e0bdb444b1bdac1d9b6c8bc9e667 (diff) | |
| download | qemu-d29256896f563683419ae4af04d94d7d0f07c225.zip qemu-d29256896f563683419ae4af04d94d7d0f07c225.tar.gz qemu-d29256896f563683419ae4af04d94d7d0f07c225.tar.bz2 | |
accel/tcg: Add restore_state_to_opc to TCGCPUOps
Add a tcg_ops hook to replace the restore_state_to_opc
function call. Because these generic hooks cannot depend
on target-specific types, temporarily, copy the current
target_ulong data[] into uint64_t d64[].
Reviewed-by: Claudio Fontana <cfontana@suse.de>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/exec/exec-all.h | 2 | ||||
| -rw-r--r-- | include/hw/core/tcg-cpu-ops.h | 11 |
2 files changed, 12 insertions, 1 deletions
diff --git a/include/exec/exec-all.h b/include/exec/exec-all.h index 5ae484e..3b5e842 100644 --- a/include/exec/exec-all.h +++ b/include/exec/exec-all.h @@ -40,7 +40,7 @@ typedef ram_addr_t tb_page_addr_t; #endif void restore_state_to_opc(CPUArchState *env, TranslationBlock *tb, - target_ulong *data); + target_ulong *data) __attribute__((weak)); /** * cpu_restore_state: diff --git a/include/hw/core/tcg-cpu-ops.h b/include/hw/core/tcg-cpu-ops.h index 78c6c66..20e3c0f 100644 --- a/include/hw/core/tcg-cpu-ops.h +++ b/include/hw/core/tcg-cpu-ops.h @@ -31,6 +31,17 @@ struct TCGCPUOps { * function to restore all the state, and register it here. */ void (*synchronize_from_tb)(CPUState *cpu, const TranslationBlock *tb); + /** + * @restore_state_to_opc: Synchronize state from INDEX_op_start_insn + * + * This is called when we unwind state in the middle of a TB, + * usually before raising an exception. Set all part of the CPU + * state which are tracked insn-by-insn in the target-specific + * arguments to start_insn, passed as @data. + */ + void (*restore_state_to_opc)(CPUState *cpu, const TranslationBlock *tb, + const uint64_t *data); + /** @cpu_exec_enter: Callback for cpu_exec preparation */ void (*cpu_exec_enter)(CPUState *cpu); /** @cpu_exec_exit: Callback for cpu_exec cleanup */ |