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tcg: Transition flat op_defs array to a target callback

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This will allow the target to tailor the constraints to the
auto-detected ISA extensions.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <rth@twiddle.net>
This commit is contained in:
Richard Henderson 2016-11-18 09:31:40 +01:00
parent 82790a8709
commit f69d277ece
11 changed files with 136 additions and 77 deletions
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14
tcg/mips/tcg-target.inc.c
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@ -2262,6 +2262,18 @@ static const TCGTargetOpDef mips_op_defs[] = {
{ -1 },
};
static const TCGTargetOpDef *tcg_target_op_def(TCGOpcode op)
{
int i, n = ARRAY_SIZE(mips_op_defs);
for (i = 0; i < n; ++i) {
if (mips_op_defs[i].op == op) {
return &mips_op_defs[i];
}
}
return NULL;
}
static int tcg_target_callee_save_regs[] = {
TCG_REG_S0, /* used for the global env (TCG_AREG0) */
TCG_REG_S1,
@ -2563,8 +2575,6 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); /* return address */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); /* stack pointer */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); /* global pointer */
tcg_add_target_add_op_defs(mips_op_defs);
}
void tb_set_jmp_target1(uintptr_t jmp_addr, uintptr_t addr)