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accel/tcg: Introduce TCGCPUOps::cpu_exec_halt() handler 

In order to make accel/tcg/ target agnostic,
introduce the cpu_exec_halt() handler.

Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20240124101639.30056-9-philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
master
Philippe Mathieu-Daudé 2024-01-24 11:16:38 +01:00 committed by Richard Henderson
parent b7e9a4a9b0
commit aa6fb65746
2 changed files with 7 additions and 0 deletions
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5
accel/tcg/cpu-exec.c
View File

@ -664,6 +664,8 @@ static inline bool cpu_handle_halt(CPUState *cpu)
{
#ifndef CONFIG_USER_ONLY
if (cpu->halted) {
const TCGCPUOps *tcg_ops = cpu->cc->tcg_ops;
#if defined(TARGET_I386)
if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
X86CPU *x86_cpu = X86_CPU(cpu);
@ -673,6 +675,9 @@ static inline bool cpu_handle_halt(CPUState *cpu)
bql_unlock();
}
#endif /* TARGET_I386 */
if (tcg_ops->cpu_exec_halt) {
tcg_ops->cpu_exec_halt(cpu);
}
if (!cpu_has_work(cpu)) {
return true;
}

2
include/hw/core/tcg-cpu-ops.h
View File

@ -112,6 +112,8 @@ struct TCGCPUOps {
void (*do_interrupt)(CPUState *cpu);
/** @cpu_exec_interrupt: Callback for processing interrupts in cpu_exec */
bool (*cpu_exec_interrupt)(CPUState *cpu, int interrupt_request);
/** @cpu_exec_halt: Callback for handling halt in cpu_exec */
void (*cpu_exec_halt)(CPUState *cpu);
/**
* @tlb_fill: Handle a softmmu tlb miss
*