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linux-user: Introduce cpu_clone_regs_parent

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We will need a target-specific hook for adjusting registers
in the parent during clone.  Add an empty inline function for
each target, and invoke it from the proper places.

Reviewed-by: Laurent Vivier <laurent@vivier.eu>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-Id: <20191106113318.10226-11-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Richard Henderson 2019-11-06 12:33:16 +01:00 • committed by Laurent Vivier
parent 608999d17c
commit 07a6ecf48f
19 changed files with 74 additions and 0 deletions
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4
linux-user/mips/target_cpu.h
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@ -29,6 +29,10 @@ static inline void cpu_clone_regs_child(CPUMIPSState *env, target_ulong newsp,
env->active_tc.gpr[2] = 0;
}
static inline void cpu_clone_regs_parent(CPUMIPSState *env, unsigned flags)
{
}
static inline void cpu_set_tls(CPUMIPSState *env, target_ulong newtls)
{
env->active_tc.CP0_UserLocal = newtls;