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accel/tcg: Make TCGCPUOps::cpu_exec_halt mandatory

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Now that all targets set TCGCPUOps::cpu_exec_halt, we can make it
mandatory and remove the fallback handling that calls cpu_has_work.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
This commit is contained in:
Peter Maydell 2024-07-04 16:57:10 +01:00
parent 4f7b1ecba8
commit 0487c63180
2 changed files with 11 additions and 9 deletions
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9
include/hw/core/tcg-cpu-ops.h
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@ -122,10 +122,13 @@ struct TCGCPUOps {
* to do when the CPU is in the halted state.
*
* Return true to indicate that the CPU should now leave halt, false
* if it should remain in the halted state.
* if it should remain in the halted state. (This should generally
* be the same value that cpu_has_work() would return.)
*
* If this method is not provided, the default is to do nothing, and
* to leave halt if cpu_has_work() returns true.
* This method must be provided. If the target does not need to
* do anything special for halt, the same function used for its
* CPUClass::has_work method can be used here, as they have the
* same function signature.
*/
bool (*cpu_exec_halt)(CPUState *cpu);
/**