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tcg/mips: fix crash in tcg_out_qemu_ld() 

The address register is overriden when it corresponds to v0 and the fast
path is taken, which leads to a crash. Fix that by using the a0 register
instead.

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
This commit is contained in:
Aurelien Jarno 2010-02-09 22:54:22 +01:00
parent 5a25cc2b5c
commit cca1af8c4d
1 changed files with 2 additions and 2 deletions
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4
tcg/mips/tcg-target.c
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@ -855,9 +855,9 @@ static void tcg_out_qemu_ld(TCGContext *s, const TCGArg *args,
/* label1: fast path */
reloc_pc16(label1_ptr, (tcg_target_long) s->code_ptr);
tcg_out_opc_imm(s, OPC_LW, TCG_REG_V0, TCG_REG_A0,
tcg_out_opc_imm(s, OPC_LW, TCG_REG_A0, TCG_REG_A0,
offsetof(CPUState, tlb_table[mem_index][0].addend) + addr_meml);
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_V0, addr_regl);
tcg_out_opc_reg(s, OPC_ADDU, TCG_REG_V0, TCG_REG_A0, addr_regl);
addr_reg1 = TCG_REG_V0;
#endif