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Re: [Qemu-devel] [PATCH 2/2] target/m68k: Fix bug in semihosted exit han
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From: |
Philippe Mathieu-Daudé |
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Subject: |
Re: [Qemu-devel] [PATCH 2/2] target/m68k: Fix bug in semihosted exit handling |
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Date: |
Wed, 21 Aug 2019 16:31:51 +0200 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 |
On 8/21/19 4:21 PM, Sandra Loosemore wrote:
> This patch fixes a bug that caused semihosted exit to always return
> status 0; it was incorrectly using the value of D0 (which
> contains the HOSTED_EXIT request number) instead of D1.
>
Fixes: a87295e8df0 and 0e1c9c54afb
> Signed-off-by: Sandra Loosemore <address@hidden>
Reviewed-by: Philippe Mathieu-Daudé <address@hidden>
> ---
> target/m68k/m68k-semi.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/target/m68k/m68k-semi.c b/target/m68k/m68k-semi.c
> index 8e5fbfc..f189c92 100644
> --- a/target/m68k/m68k-semi.c
> +++ b/target/m68k/m68k-semi.c
> @@ -194,8 +194,8 @@ void do_m68k_semihosting(CPUM68KState *env, int nr)
> args = env->dregs[1];
> switch (nr) {
> case HOSTED_EXIT:
> - gdb_exit(env, env->dregs[0]);
> - exit(env->dregs[0]);
> + gdb_exit(env, env->dregs[1]);
> + exit(env->dregs[1]);
> case HOSTED_OPEN:
> GET_ARG(0);
> GET_ARG(1);
>