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Re: [Qemu-devel] [PATCH 09/10] target-arm: A64: Add SIMD modified immedi
From: |
Richard Henderson |
Subject: |
Re: [Qemu-devel] [PATCH 09/10] target-arm: A64: Add SIMD modified immediate group |
Date: |
Fri, 10 Jan 2014 12:00:00 -0800 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.2.0 |
On 01/10/2014 09:12 AM, Peter Maydell wrote:
> + case 0: /* Replicate(Zeros(24):imm8, 2) */
> + case 1: /* Replicate(Zeros(16):imm8:Zeros(8), 2) */
> + case 2: /* Replicate(Zeros(8):imm8:Zeros(16), 2) */
> + case 3: /* Replicate(imm8:Zeros(24), 2) */
> + {
> + int shift = cmode_3_1 * 8;
> + imm = (abcdefgh << shift) | (abcdefgh << (32 + shift));
> + break;
> + }
Better to use bitfield_replicate with these?
Reviewed-by: Richard Henderson <address@hidden>
r~
- [Qemu-devel] [PATCH 06/10] target-arm: A64: Add SIMD ZIP/UZP/TRN, (continued)
- [Qemu-devel] [PATCH 06/10] target-arm: A64: Add SIMD ZIP/UZP/TRN, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 10/10] target-arm: A64: Add SIMD scalar copy instructions, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 02/10] target-arm: A64: Add SIMD ld/st single, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 09/10] target-arm: A64: Add SIMD modified immediate group, Peter Maydell, 2014/01/10
- Re: [Qemu-devel] [PATCH 09/10] target-arm: A64: Add SIMD modified immediate group,
Richard Henderson <=
- [Qemu-devel] [PATCH 05/10] target-arm: A64: Add SIMD TBL/TBLX, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 04/10] target-arm: A64: Add SIMD EXT, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 03/10] target-arm: A64: Add decode skeleton for SIMD data processing insns, Peter Maydell, 2014/01/10
- [Qemu-devel] [PATCH 07/10] target-arm: A64: Add SIMD across-lanes instructions, Peter Maydell, 2014/01/10