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Add missing fp_access_check() to aarch64 crypto instructions 

The aarch64 crypto instructions for AES and SHA are missing the
check for if the FPU is enabled.

Signed-off-by: Nick Reilly <nreilly@blackberry.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Nick Reilly 2017-02-28 12:08:15 +00:00 committed by Peter Maydell
parent dbb74759fa
commit a4f5c5b723
1 changed files with 12 additions and 0 deletions
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12
target/arm/translate-a64.c
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@ -10933,6 +10933,10 @@ static void disas_crypto_aes(DisasContext *s, uint32_t insn)
return;
}
if (!fp_access_check(s)) {
return;
}
/* Note that we convert the Vx register indexes into the
* index within the vfp.regs[] array, so we can share the
* helper with the AArch32 instructions.
@ -10997,6 +11001,10 @@ static void disas_crypto_three_reg_sha(DisasContext *s, uint32_t insn)
return;
}
if (!fp_access_check(s)) {
return;
}
tcg_rd_regno = tcg_const_i32(rd << 1);
tcg_rn_regno = tcg_const_i32(rn << 1);
tcg_rm_regno = tcg_const_i32(rm << 1);
@ -11060,6 +11068,10 @@ static void disas_crypto_two_reg_sha(DisasContext *s, uint32_t insn)
return;
}
if (!fp_access_check(s)) {
return;
}
tcg_rd_regno = tcg_const_i32(rd << 1);
tcg_rn_regno = tcg_const_i32(rn << 1);