From: "Philippe Mathieu-Daudé" <philmd@linaro.org>
To: Anton Johansson <anjo@rev.ng>, qemu-devel@nongnu.org
Cc: "Paolo Bonzini" <pbonzini@redhat.com>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Pavel Dovgalyuk" <Pavel.Dovgalyuk@ispras.ru>,
"Claudio Fontana" <cfontana@suse.de>,
"Philippe Mathieu-Daudé" <philmd@linaro.org>,
"Eduardo Habkost" <eduardo@habkost.net>
Subject: [PATCH 9/9] target/i386: Extract x86_cpu_exec_halt() from accel/tcg/
Date: Wed, 24 Jan 2024 11:16:39 +0100 [thread overview]
Message-ID: <20240124101639.30056-10-philmd@linaro.org> (raw)
In-Reply-To: <20240124101639.30056-1-philmd@linaro.org>
Move this x86-specific code out of the generic accel/tcg/.
Reported-by: Anton Johansson <anjo@rev.ng>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
target/i386/tcg/helper-tcg.h | 1 +
accel/tcg/cpu-exec.c | 12 ------------
target/i386/tcg/sysemu/seg_helper.c | 13 +++++++++++++
target/i386/tcg/tcg-cpu.c | 1 +
4 files changed, 15 insertions(+), 12 deletions(-)
diff --git a/target/i386/tcg/helper-tcg.h b/target/i386/tcg/helper-tcg.h
index 253b1f561e..effc2c1c98 100644
--- a/target/i386/tcg/helper-tcg.h
+++ b/target/i386/tcg/helper-tcg.h
@@ -39,6 +39,7 @@ QEMU_BUILD_BUG_ON(TCG_PHYS_ADDR_BITS > TARGET_PHYS_ADDR_SPACE_BITS);
*/
void x86_cpu_do_interrupt(CPUState *cpu);
#ifndef CONFIG_USER_ONLY
+void x86_cpu_exec_halt(CPUState *cpu);
bool x86_need_replay_interrupt(int interrupt_request);
bool x86_cpu_exec_interrupt(CPUState *cpu, int int_req);
#endif
diff --git a/accel/tcg/cpu-exec.c b/accel/tcg/cpu-exec.c
index 390a9644da..7662f4973d 100644
--- a/accel/tcg/cpu-exec.c
+++ b/accel/tcg/cpu-exec.c
@@ -30,9 +30,6 @@
#include "qemu/rcu.h"
#include "exec/log.h"
#include "qemu/main-loop.h"
-#if defined(TARGET_I386) && !defined(CONFIG_USER_ONLY)
-#include "hw/i386/apic.h"
-#endif
#include "sysemu/cpus.h"
#include "exec/cpu-all.h"
#include "sysemu/cpu-timers.h"
@@ -672,15 +669,6 @@ static inline bool cpu_handle_halt(CPUClass *cc, CPUState *cpu)
{
#ifndef CONFIG_USER_ONLY
if (cpu->halted) {
-#if defined(TARGET_I386)
- if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
- X86CPU *x86_cpu = X86_CPU(cpu);
- bql_lock();
- apic_poll_irq(x86_cpu->apic_state);
- cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL);
- bql_unlock();
- }
-#endif /* TARGET_I386 */
if (cc->tcg_ops->cpu_exec_halt) {
cc->tcg_ops->cpu_exec_halt(cpu);
}
diff --git a/target/i386/tcg/sysemu/seg_helper.c b/target/i386/tcg/sysemu/seg_helper.c
index e6f42282bb..2db8083748 100644
--- a/target/i386/tcg/sysemu/seg_helper.c
+++ b/target/i386/tcg/sysemu/seg_helper.c
@@ -20,6 +20,7 @@
#include "qemu/osdep.h"
#include "qemu/log.h"
+#include "qemu/main-loop.h"
#include "cpu.h"
#include "exec/helper-proto.h"
#include "exec/cpu_ldst.h"
@@ -127,6 +128,18 @@ void x86_cpu_do_interrupt(CPUState *cs)
}
}
+void x86_cpu_exec_halt(CPUState *cpu)
+{
+ if (cpu->interrupt_request & CPU_INTERRUPT_POLL) {
+ X86CPU *x86_cpu = X86_CPU(cpu);
+
+ bql_lock();
+ apic_poll_irq(x86_cpu->apic_state);
+ cpu_reset_interrupt(cpu, CPU_INTERRUPT_POLL);
+ bql_unlock();
+ }
+}
+
bool x86_need_replay_interrupt(int interrupt_request)
{
/*
diff --git a/target/i386/tcg/tcg-cpu.c b/target/i386/tcg/tcg-cpu.c
index 255d56d4c3..3028b57c97 100644
--- a/target/i386/tcg/tcg-cpu.c
+++ b/target/i386/tcg/tcg-cpu.c
@@ -119,6 +119,7 @@ static const struct TCGCPUOps x86_tcg_ops = {
#else
.tlb_fill = x86_cpu_tlb_fill,
.do_interrupt = x86_cpu_do_interrupt,
+ .cpu_exec_halt = x86_cpu_exec_halt,
.cpu_exec_interrupt = x86_cpu_exec_interrupt,
.do_unaligned_access = x86_cpu_do_unaligned_access,
.debug_excp_handler = breakpoint_handler,
--
2.41.0
next prev parent reply other threads:[~2024-01-24 10:18 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-01-24 10:16 [PATCH 0/9] accel/tcg: Extract some x86-specific code Philippe Mathieu-Daudé
2024-01-24 10:16 ` [PATCH 1/9] accel/tcg: Rename tcg_ss[] -> tcg_specific_ss[] in meson Philippe Mathieu-Daudé
2024-01-24 16:45 ` Anton Johansson via
2024-01-24 22:54 ` Richard Henderson
2024-01-24 10:16 ` [PATCH 2/9] accel/tcg: Rename tcg_cpus_destroy() -> tcg_cpu_destroy() Philippe Mathieu-Daudé
2024-01-24 16:47 ` Anton Johansson via
2024-01-24 22:54 ` Richard Henderson
2024-01-24 10:16 ` [PATCH 3/9] accel/tcg: Rename tcg_cpus_exec() -> tcg_cpu_exec() Philippe Mathieu-Daudé
2024-01-24 16:48 ` Anton Johansson via
2024-01-24 22:55 ` Richard Henderson
2024-01-24 10:16 ` [PATCH 4/9] accel/tcg: Un-inline icount_exit_request() for clarity Philippe Mathieu-Daudé
2024-01-24 17:00 ` Anton Johansson via
2024-01-24 22:56 ` Richard Henderson
2024-01-24 10:16 ` [PATCH 5/9] accel/tcg: Hoist CPUClass arg to functions with external linkage Philippe Mathieu-Daudé
2024-01-24 17:15 ` Anton Johansson via
2024-01-24 22:59 ` Richard Henderson
2024-01-25 4:46 ` Philippe Mathieu-Daudé
2024-01-24 10:16 ` [PATCH 6/9] accel/tcg: Introduce TCGCPUOps::need_replay_interrupt() handler Philippe Mathieu-Daudé
2024-01-24 17:16 ` Anton Johansson via
2024-01-24 23:00 ` Richard Henderson
2024-01-25 6:01 ` Pavel Dovgalyuk
2024-01-24 10:16 ` [PATCH 7/9] target/i386: Extract x86_need_replay_interrupt() from accel/tcg/ Philippe Mathieu-Daudé
2024-01-24 17:17 ` Anton Johansson via
2024-01-24 20:02 ` Philippe Mathieu-Daudé
2024-01-24 23:01 ` Richard Henderson
2024-01-25 6:01 ` Pavel Dovgalyuk
2024-01-24 10:16 ` [PATCH 8/9] accel/tcg: Introduce TCGCPUOps::cpu_exec_halt() handler Philippe Mathieu-Daudé
2024-01-24 17:19 ` Anton Johansson via
2024-01-24 23:02 ` Richard Henderson
2024-01-24 10:16 ` Philippe Mathieu-Daudé [this message]
2024-01-24 17:19 ` [PATCH 9/9] target/i386: Extract x86_cpu_exec_halt() from accel/tcg/ Anton Johansson via
2024-01-24 23:03 ` Richard Henderson
2024-01-24 10:17 ` [PATCH 0/9] accel/tcg: Extract some x86-specific code Philippe Mathieu-Daudé
2024-01-28 3:35 ` Richard Henderson
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