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tcg/i386: Mark xmm registers call-clobbered

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When host vector registers and operations were introduced, I failed
to mark the registers call clobbered as required by the ABI.

Fixes: 770c2fc7bb
Cc: qemu-stable@nongnu.org
Reported-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2018-07-22 15:28:02 -07:00
parent e596be9039
commit 672189cd58
1 changed files with 1 additions and 1 deletions
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2
tcg/i386/tcg-target.inc.c
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@ -3532,7 +3532,7 @@ static void tcg_target_init(TCGContext *s)
tcg_target_available_regs[TCG_TYPE_V256] = ALL_VECTOR_REGS;
}
tcg_target_call_clobber_regs = 0;
tcg_target_call_clobber_regs = ALL_VECTOR_REGS;
tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EAX);
tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_EDX);
tcg_regset_set_reg(tcg_target_call_clobber_regs, TCG_REG_ECX);