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| author | Philippe Mathieu-Daudé <philmd@linaro.org> | 2023-12-08 12:35:25 +0100 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <philmd@linaro.org> | 2024-01-19 12:28:59 +0100 |
| commit | 8e98c27daacba2fac0cb868f905489b9a744a152 (patch) | |
| tree | c19e514413c554a39e965d2ccaec8780816ea35f /include/sysemu/cpu-timers.h | |
| parent | f07f246734e271b368bfc9afc4cbc437999d58ea (diff) | |
| download | focaccia-qemu-8e98c27daacba2fac0cb868f905489b9a744a152.tar.gz focaccia-qemu-8e98c27daacba2fac0cb868f905489b9a744a152.zip | |
system/cpu-timers: Introduce ICountMode enumerator
Rather than having to lookup for what the 0, 1, 2, ... icount values are, use a enum definition. Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Message-ID: <20231208113529.74067-4-philmd@linaro.org>
Diffstat (limited to 'include/sysemu/cpu-timers.h')
| -rw-r--r-- | include/sysemu/cpu-timers.h | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/include/sysemu/cpu-timers.h b/include/sysemu/cpu-timers.h index b70dc7692d..3f05f29b10 100644 --- a/include/sysemu/cpu-timers.h +++ b/include/sysemu/cpu-timers.h @@ -17,18 +17,24 @@ void cpu_timers_init(void); /* icount - Instruction Counter API */ -/* - * icount enablement state: +/** + * ICountMode: icount enablement state: * - * 0 = Disabled - Do not count executed instructions. - * 1 = Enabled - Fixed conversion of insn to ns via "shift" option - * 2 = Enabled - Runtime adaptive algorithm to compute shift + * @ICOUNT_DISABLED: Disabled - Do not count executed instructions. + * @ICOUNT_PRECISE: Enabled - Fixed conversion of insn to ns via "shift" option + * @ICOUNT_ADAPTATIVE: Enabled - Runtime adaptive algorithm to compute shift */ +typedef enum { + ICOUNT_DISABLED = 0, + ICOUNT_PRECISE, + ICOUNT_ADAPTATIVE, +} ICountMode; + #ifdef CONFIG_TCG -extern int use_icount; +extern ICountMode use_icount; #define icount_enabled() (use_icount) #else -#define icount_enabled() 0 +#define icount_enabled() ICOUNT_DISABLED #endif /* |