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tcg/mips: don't use global pointer

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Don't use the global pointer in TCG, in case helpers try access global
variables.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2012-09-21 18:20:26 +02:00
parent 5a0eed379d
commit 3314e0089f
1 changed files with 1 additions and 1 deletions
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2
tcg/mips/tcg-target.c
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@ -1529,7 +1529,6 @@ static int tcg_target_callee_save_regs[] = {
TCG_REG_S5, TCG_REG_S5,
TCG_REG_S6, TCG_REG_S6,
TCG_REG_S7, TCG_REG_S7,
TCG_REG_GP,
TCG_REG_FP, TCG_REG_FP,
TCG_REG_RA, /* should be last for ABI compliance */ TCG_REG_RA, /* should be last for ABI compliance */
}; };
@ -1595,6 +1594,7 @@ static void tcg_target_init(TCGContext *s)
tcg_regset_set_reg(s->reserved_regs, TCG_REG_T0); /* internal use */ tcg_regset_set_reg(s->reserved_regs, TCG_REG_T0); /* internal use */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); /* return address */ 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_SP); /* stack pointer */
tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); /* global pointer */
tcg_add_target_add_op_defs(mips_op_defs); tcg_add_target_add_op_defs(mips_op_defs);
tcg_set_frame(s, TCG_AREG0, offsetof(CPUArchState, temp_buf), tcg_set_frame(s, TCG_AREG0, offsetof(CPUArchState, temp_buf),