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tcg: Introduce tcg_use_softmmu

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Begin disconnecting CONFIG_SOFTMMU from !CONFIG_USER_ONLY.
Introduce a variable which can be set at startup to select
one method or another for user-only.

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2023-10-01 07:53:03 -07:00
parent cc3f99aac4
commit 397cabaae0
3 changed files with 19 additions and 12 deletions
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9
tcg/tcg.c
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@ -226,6 +226,10 @@ static TCGAtomAlign atom_and_align_for_opc(TCGContext *s, MemOp opc,
MemOp host_atom, bool allow_two_ops)
__attribute__((unused));
#ifdef CONFIG_USER_ONLY
bool tcg_use_softmmu;
#endif
TCGContext tcg_init_ctx;
__thread TCGContext *tcg_ctx;
@ -404,13 +408,12 @@ static uintptr_t G_GNUC_UNUSED get_jmp_target_addr(TCGContext *s, int which)
return (uintptr_t)tcg_splitwx_to_rx(&s->gen_tb->jmp_target_addr[which]);
}
#if defined(CONFIG_SOFTMMU) && !defined(CONFIG_TCG_INTERPRETER)
static int tlb_mask_table_ofs(TCGContext *s, int which)
static int __attribute__((unused))
tlb_mask_table_ofs(TCGContext *s, int which)
{
return (offsetof(CPUNegativeOffsetState, tlb.f[which]) -
sizeof(CPUNegativeOffsetState));
}
#endif
/* Signal overflow, starting over with fewer guest insns. */
static G_NORETURN