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[PATCH v5 17/37] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_cl
From: |
Warner Losh |
Subject: |
[PATCH v5 17/37] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs |
Date: |
Sun, 7 Nov 2021 20:51:16 -0700 |
Implement target_cpu_clone_regs to clone the resister state on a fork.
Signed-off-by: Stacey Son <sson@FreeBSD.org>
Signed-off-by: Warner Losh <imp@bsdimp.com>
Reviewed-by: Kyle Evans <kevans@FreeBSD.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
bsd-user/arm/target_arch_cpu.h | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/bsd-user/arm/target_arch_cpu.h b/bsd-user/arm/target_arch_cpu.h
index 66215684d6..fa45d9335d 100644
--- a/bsd-user/arm/target_arch_cpu.h
+++ b/bsd-user/arm/target_arch_cpu.h
@@ -36,6 +36,14 @@ static inline void target_cpu_init(CPUARMState *env,
}
}
+static inline void target_cpu_clone_regs(CPUARMState *env, target_ulong newsp)
+{
+ if (newsp) {
+ env->regs[13] = newsp;
+ }
+ env->regs[0] = 0;
+}
+
static inline void target_cpu_reset(CPUArchState *cpu)
{
}
--
2.33.0
- [PATCH v5 27/37] bsd-user/arm/target_arch_elf.h: arm get hwcap, (continued)
- [PATCH v5 27/37] bsd-user/arm/target_arch_elf.h: arm get hwcap, Warner Losh, 2021/11/07
- [PATCH v5 08/37] bsd-user/x86_64/target_arch_signal.h: Remove target_sigcontext, Warner Losh, 2021/11/07
- [PATCH v5 10/37] bsd-user/x86_64/target_arch_signal.h: Fill in mcontext_t, Warner Losh, 2021/11/07
- [PATCH v5 19/37] bsd-user/arm/target_arch_cpu.h: Implement trivial EXCP exceptions, Warner Losh, 2021/11/07
- [PATCH v5 04/37] bsd-user/i386/target_arch_signal.h: Remove target_sigcontext, Warner Losh, 2021/11/07
- [PATCH v5 16/37] bsd-user/arm/target_arch_cpu.h: CPU Loop definitions, Warner Losh, 2021/11/07
- [PATCH v5 02/37] bsd-user/freebsd: Create common target_os_ucontext.h file, Warner Losh, 2021/11/07
- [PATCH v5 28/37] bsd-user/arm/target_arch_elf.h: arm get_hwcap2 impl, Warner Losh, 2021/11/07
- [PATCH v5 35/37] bsd-user/arm/signal.c: arm get_ucontext_sigreturn, Warner Losh, 2021/11/07
- [PATCH v5 25/37] bsd-user/arm/target_arch_thread.h: Routines to create and switch to a thread, Warner Losh, 2021/11/07
- [PATCH v5 17/37] bsd-user/arm/target_arch_cpu.h: Implement target_cpu_clone_regs,
Warner Losh <=
- [PATCH v5 03/37] bsd-user: create a per-arch signal.c file, Warner Losh, 2021/11/07
- [PATCH v5 13/37] bsd-user/arm/target_arch_sysarch.h: Use consistent include guards, Warner Losh, 2021/11/07
- [PATCH v5 14/37] bsd-user/arm/target_syscall.h: Add copyright and update name, Warner Losh, 2021/11/07
- [PATCH v5 30/37] bsd-user/arm/target_arch_signal.h: arm machine context and trapframe for signals, Warner Losh, 2021/11/07
- [PATCH v5 34/37] bsd-user/arm/signal.c: arm set_mcontext, Warner Losh, 2021/11/07
- [PATCH v5 15/37] bsd-user/arm/target_arch_cpu.c: Target specific TLS routines, Warner Losh, 2021/11/07
- [PATCH v5 36/37] bsd-user/freebsd/target_os_ucontext.h: Require TARGET_*CONTEXT_SIZE, Warner Losh, 2021/11/07
- [PATCH v5 29/37] bsd-user/arm/target_arch_signal.h: arm specific signal registers and stack, Warner Losh, 2021/11/07
- [PATCH v5 32/37] bsd-user/arm/signal.c: arm set_sigtramp_args, Warner Losh, 2021/11/07