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Re: [PATCH 08/10] target/arm: Convert Neon VSHLL, VMOVL to decodetree
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From: |
Richard Henderson |
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Subject: |
Re: [PATCH 08/10] target/arm: Convert Neon VSHLL, VMOVL to decodetree |
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Date: |
Fri, 15 May 2020 19:18:03 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.7.0 |
On 5/15/20 7:20 AM, Peter Maydell wrote:
> Convert the VSHLL and VMOVL insns from the 2-reg-shift group
> to decodetree. Since the loop always has two passes, we unroll
> it to avoid the awkward reassignment of one TCGv to another.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> target/arm/neon-dp.decode | 14 ++++++
> target/arm/translate-neon.inc.c | 81 +++++++++++++++++++++++++++++++++
> target/arm/translate.c | 46 +------------------
> 3 files changed, 97 insertions(+), 44 deletions(-)
Modulo &2reg_shift_nq,
Reviewed-by: Richard Henderson <address@hidden>
r~
- Re: [PATCH 03/10] target/arm: Convert Neon VSHR 2-reg-shift insns to decodetree, (continued)
- [PATCH 04/10] target/arm: Convert Neon VSRA, VSRI, VRSHR, VRSRA 2-reg-shift insns to decodetree, Peter Maydell, 2020/05/15
- [PATCH 05/10] target/arm: Convert VQSHLU, VQSHL 2-reg-shift insns to decodetree, Peter Maydell, 2020/05/15
- [PATCH 06/10] target/arm: Convert Neon narrowing shifts with op==8 to decodetree, Peter Maydell, 2020/05/15
- [PATCH 07/10] target/arm: Convert Neon narrowing shifts with op==9 to decodetree, Peter Maydell, 2020/05/15
- [PATCH 08/10] target/arm: Convert Neon VSHLL, VMOVL to decodetree, Peter Maydell, 2020/05/15
- Re: [PATCH 08/10] target/arm: Convert Neon VSHLL, VMOVL to decodetree,
Richard Henderson <=
- [PATCH 09/10] target/arm: Convert VCVT fixed-point ops to decodetree, Peter Maydell, 2020/05/15
- [PATCH 10/10] target/arm: Convert Neon one-register-and-immediate insns to decodetree, Peter Maydell, 2020/05/15
- Re: [PATCH 00/10] target/arm: Convert 2-reg-shift and 1-reg-imm Neon insns to decodetree, no-reply, 2020/05/15