Cc'ing Jim & Frank
On 18/3/25 22:31, Richard Henderson wrote:
Perform aligned atomic reads in translator_ld, if possible.
According to
https://lore.kernel.org/qemu-devel/20240607101403.1109-1-jim@sifive.com/
this is required for RISC-V Ziccif.
Signed-off-by: Richard Henderson
---
accel
On 3/18/25 18:28, Richard Henderson wrote:
On 3/18/25 17:15, Pierrick Bouvier wrote:
@@ -329,7 +331,39 @@ static bool translator_ld(CPUArchState *env,
DisasContextBase *db,
host = db->host_addr[1];
}
- memcpy(dest, host + (pc - base), len);
+ do_read:
+ /*
+ * Assume
On 3/18/25 14:31, Richard Henderson wrote:
Perform aligned atomic reads in translator_ld, if possible.
According to
https://lore.kernel.org/qemu-devel/20240607101403.1109-1-jim@sifive.com/
this is required for RISC-V Ziccif.
Signed-off-by: Richard Henderson
---
accel/tcg/translator.c |
On 3/18/25 17:15, Pierrick Bouvier wrote:
@@ -329,7 +331,39 @@ static bool translator_ld(CPUArchState *env,
DisasContextBase *db,
host = db->host_addr[1];
}
- memcpy(dest, host + (pc - base), len);
+ do_read:
+ /*
+ * Assume aligned reads should be atomic, if possible.
On 3/18/25 14:31, Richard Henderson wrote:
Perform aligned atomic reads in translator_ld, if possible.
According to
https://lore.kernel.org/qemu-devel/20240607101403.1109-1-jim@sifive.com/
this is required for RISC-V Ziccif.
Signed-off-by: Richard Henderson
---
accel/tcg/translator.c |
On Wed, Mar 19, 2025 at 7:36 AM Richard Henderson
wrote:
>
> Perform aligned atomic reads in translator_ld, if possible.
> According to
>
> https://lore.kernel.org/qemu-devel/20240607101403.1109-1-jim@sifive.com/
>
> this is required for RISC-V Ziccif.
Thanks Richard!!
>
> Signed-off-by: Ric
Perform aligned atomic reads in translator_ld, if possible.
According to
https://lore.kernel.org/qemu-devel/20240607101403.1109-1-jim@sifive.com/
this is required for RISC-V Ziccif.
Signed-off-by: Richard Henderson
---
accel/tcg/translator.c | 42 ++
