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accel/tcg: Build tcg_flags helpers as common code

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While cpu-exec.c is build for each target,tcg_flags helpers
aren't target specific. Move them to cpu-exec-common.c to
build them once.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250123234415.59850-8-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-01-23 16:19:49 +01:00
parent de5a43192b
commit b283788504
2 changed files with 33 additions and 32 deletions
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33
accel/tcg/cpu-exec-common.c
View File

@ -18,6 +18,7 @@
*/
#include "qemu/osdep.h"
#include "exec/log.h"
#include "system/cpus.h"
#include "system/tcg.h"
#include "qemu/plugin.h"
@ -25,6 +26,38 @@
bool tcg_allowed;
bool tcg_cflags_has(CPUState *cpu, uint32_t flags)
{
return cpu->tcg_cflags & flags;
}
void tcg_cflags_set(CPUState *cpu, uint32_t flags)
{
cpu->tcg_cflags |= flags;
}
uint32_t curr_cflags(CPUState *cpu)
{
uint32_t cflags = cpu->tcg_cflags;
/*
* Record gdb single-step. We should be exiting the TB by raising
* EXCP_DEBUG, but to simplify other tests, disable chaining too.
*
* For singlestep and -d nochain, suppress goto_tb so that
* we can log -d cpu,exec after every TB.
*/
if (unlikely(cpu->singlestep_enabled)) {
cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
} else if (qatomic_read(&one_insn_per_tb)) {
cflags |= CF_NO_GOTO_TB | 1;
} else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
cflags |= CF_NO_GOTO_TB;
}
return cflags;
}
/* exit the current TB, but without causing any exception to be raised */
void cpu_loop_exit_noexc(CPUState *cpu)
{

32
accel/tcg/cpu-exec.c
View File

@ -148,38 +148,6 @@ static void init_delay_params(SyncClocks *sc, const CPUState *cpu)
}
#endif /* CONFIG USER ONLY */
bool tcg_cflags_has(CPUState *cpu, uint32_t flags)
{
return cpu->tcg_cflags & flags;
}
void tcg_cflags_set(CPUState *cpu, uint32_t flags)
{
cpu->tcg_cflags |= flags;
}
uint32_t curr_cflags(CPUState *cpu)
{
uint32_t cflags = cpu->tcg_cflags;
/*
* Record gdb single-step. We should be exiting the TB by raising
* EXCP_DEBUG, but to simplify other tests, disable chaining too.
*
* For singlestep and -d nochain, suppress goto_tb so that
* we can log -d cpu,exec after every TB.
*/
if (unlikely(cpu->singlestep_enabled)) {
cflags |= CF_NO_GOTO_TB | CF_NO_GOTO_PTR | CF_SINGLE_STEP | 1;
} else if (qatomic_read(&one_insn_per_tb)) {
cflags |= CF_NO_GOTO_TB | 1;
} else if (qemu_loglevel_mask(CPU_LOG_TB_NOCHAIN)) {
cflags |= CF_NO_GOTO_TB;
}
return cflags;
}
struct tb_desc {
vaddr pc;
uint64_t cs_base;