From: Richard Henderson <rth@twiddle.net>
To: Peter Maydell <peter.maydell@linaro.org>, qemu-devel@nongnu.org
Cc: "Peter Crosthwaite" <peter.crosthwaite@xilinx.com>,
patches@linaro.org, "Michael Matz" <matz@suse.de>,
"Alexander Graf" <agraf@suse.de>,
"Claudio Fontana" <claudio.fontana@linaro.org>,
"Dirk Mueller" <dmueller@suse.de>,
"Will Newton" <will.newton@linaro.org>,
"Laurent Desnogues" <laurent.desnogues@gmail.com>,
"Alex Bennée" <alex.bennee@linaro.org>,
kvmarm@lists.cs.columbia.edu,
"Christoffer Dall" <christoffer.dall@linaro.org>
Subject: Re: [Qemu-devel] [PATCH 11/21] target-arm: A64: Implement pairwise integer ops from 3-reg-same SIMD
Date: Tue, 28 Jan 2014 09:21:39 -0800 [thread overview]
Message-ID: <52E7E723.6070103@twiddle.net> (raw)
In-Reply-To: <1390764312-21789-12-git-send-email-peter.maydell@linaro.org>
On 01/26/2014 11:25 AM, Peter Maydell wrote:
> +/* Helper functions for pairwise 32 bit comparisons */
> +static void gen_pmax_s32(TCGv_i32 res, TCGv_i32 op1, TCGv_i32 op2)
> +{
> + tcg_gen_movcond_i32(TCG_COND_GE, res, op1, op2, op1, op2);
> +}
> +
> +static void gen_pmax_u32(TCGv_i32 res, TCGv_i32 op1, TCGv_i32 op2)
> +{
> + tcg_gen_movcond_i32(TCG_COND_GEU, res, op1, op2, op1, op2);
> +}
> +
> +static void gen_pmin_s32(TCGv_i32 res, TCGv_i32 op1, TCGv_i32 op2)
> +{
> + tcg_gen_movcond_i32(TCG_COND_LE, res, op1, op2, op1, op2);
> +}
> +
> +static void gen_pmin_u32(TCGv_i32 res, TCGv_i32 op1, TCGv_i32 op2)
> +{
> + tcg_gen_movcond_i32(TCG_COND_LEU, res, op1, op2, op1, op2);
> +}
These are exactly the sort of helpers I expected to see in the previous patch.
Thus my question re neon_{min,max}_{s,u}32.
Otherwise,
Reviewed-by: Richard Henderson <rth@twiddle.net>
r~
next prev parent reply other threads:[~2014-01-28 17:21 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-01-26 19:24 [Qemu-devel] [PATCH 00/21] A64: Add Neon instructions, second and third sets Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 01/21] target-arm: A64: Add SIMD three-different multiply accumulate insns Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 02/21] target-arm: A64: Add SIMD three-different ABDL instructions Peter Maydell
2014-01-28 18:59 ` Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 03/21] target-arm: A64: Add SIMD scalar 3 same add, sub and compare ops Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 04/21] target-arm: A64: Add top level decode for SIMD 3-same group Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 05/21] target-arm: A64: Add logic ops from SIMD 3 same group Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 06/21] target-arm: A64: Add integer ops from SIMD 3-same group Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 07/21] target-arm: A64: Add simple SIMD 3-same floating point ops Peter Maydell
2014-01-26 19:24 ` [Qemu-devel] [PATCH 08/21] target-arm: A64: Add SIMD shift by immediate Peter Maydell
2014-01-26 19:25 ` [Qemu-devel] [PATCH 09/21] target-arm: A64: Implement SIMD 3-reg-same shift and saturate insns Peter Maydell
2014-01-28 17:05 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 10/21] target-arm: A64: Implement remaining non-pairwise int SIMD 3-reg-same insns Peter Maydell
2014-01-28 17:13 ` Richard Henderson
2014-01-28 17:19 ` Peter Maydell
2014-01-26 19:25 ` [Qemu-devel] [PATCH 11/21] target-arm: A64: Implement pairwise integer ops from 3-reg-same SIMD Peter Maydell
2014-01-28 17:21 ` Richard Henderson [this message]
2014-01-28 18:27 ` Peter Maydell
2014-01-26 19:25 ` [Qemu-devel] [PATCH 12/21] tcg: Add TCGV_UNUSED_PTR, TCGV_IS_UNUSED_PTR, TCGV_EQUAL_PTR Peter Maydell
2014-01-28 17:23 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 13/21] target-arm: A64: Implement scalar pairwise ops Peter Maydell
2014-01-28 17:28 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 14/21] target-arm: A64: Implement remaining integer scalar-3-same insns Peter Maydell
2014-01-28 21:01 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 15/21] target-arm: A64: Add SIMD simple 64 bit insns from scalar 2-reg misc Peter Maydell
2014-01-28 17:34 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 16/21] target-arm: A64: Add skeleton decode for SIMD 2-reg misc group Peter Maydell
2014-01-28 17:40 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 17/21] target-arm: A64: Implement 2-register misc compares, ABS, NEG Peter Maydell
2014-01-28 17:44 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 18/21] target-arm: A64: Implement 2-reg-misc CNT, NOT and RBIT Peter Maydell
2014-01-28 17:47 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 19/21] target-arm: A64: Add narrowing 2-reg-misc instructions Peter Maydell
2014-01-28 20:52 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 20/21] target-arm: A64: Add 2-reg-misc REV* instructions Peter Maydell
2014-01-28 20:57 ` Richard Henderson
2014-01-26 19:25 ` [Qemu-devel] [PATCH 21/21] target-arm: A64: Add FNEG and FABS to the SIMD 2-reg-misc group Peter Maydell
2014-01-28 20:59 ` Richard Henderson
2014-01-26 19:33 ` [Qemu-devel] [PATCH 00/21] A64: Add Neon instructions, second and third sets Peter Maydell
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