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s390: fix softmmu compilation

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guest_base must be used only in linux-user mode.

Backports commit 090d0bfd948343d522cd20bc634105b5cfe2483b from qemu
This commit is contained in:
Laurent Vivier 2018-02-15 10:24:51 -05:00 committed by Lioncash
parent 4071f20ce2
commit ea2ee48d9c
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1 changed files with 2 additions and 2 deletions
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4
qemu/tcg/s390/tcg-target.c
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@ -53,8 +53,6 @@
#ifdef CONFIG_USE_GUEST_BASE
#define TCG_GUEST_BASE_REG TCG_REG_R13
#else
#define TCG_GUEST_BASE_REG TCG_REG_R0
#endif
#ifndef GUEST_BASE
@ -2349,10 +2347,12 @@ static void tcg_target_qemu_prologue(TCGContext *s)
TCG_STATIC_CALL_ARGS_SIZE + TCG_TARGET_CALL_STACK_OFFSET,
CPU_TEMP_BUF_NLONGS * sizeof(long));
#ifndef CONFIG_SOFTMMU
if (GUEST_BASE >= 0x80000) {
tcg_out_movi(s, TCG_TYPE_PTR, TCG_GUEST_BASE_REG, GUEST_BASE);
tcg_regset_set_reg(s->reserved_regs, TCG_GUEST_BASE_REG);
}
#endif
tcg_out_mov(s, TCG_TYPE_PTR, TCG_AREG0, tcg_target_call_iarg_regs[0]);
/* br %r3 (go to TB) */