Re: Re: [PATCH] RISC-V: Add autovec FP int->float conversion.

[钟居哲 <juzhe.zhong@rivai.ai>]

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LGTM too.



juzhe.zhong@rivai.ai
 
From: Jeff Law
Date: 2023-06-27 05:50
To: Robin Dapp; gcc-patches; palmer; Kito Cheng; juzhe.zhong@rivai.ai
Subject: Re: [PATCH] RISC-V: Add autovec FP int->float conversion.
 
 
On 6/26/23 12:58, Robin Dapp wrote:
> Hi,
> 
> this patch adds the autovec expander for vfcvt.f.x.v and tests for it.
> In addition, it modifies the zfhmin-1 test so it doesn't scan for
> "no vectorization" but rather check that we do not emit any (RTL)
> vector operations (other than float/float conversions) with a
> VNx..HFmode.
> 
> Regards
>   Robin
> 
> gcc/ChangeLog:
> 
> * config/riscv/autovec.md (<float_cvt><vconvert><mode>2): New
> expander.
> 
> gcc/testsuite/ChangeLog:
> 
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt_rtz-run.c: Adjust.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt_rtz-rv32gcv.c:
> Dito.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt_rtz-rv64gcv.c:
> Dito.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt_rtz-template.h:
> Dito.
> * gcc.target/riscv/rvv/autovec/zvfhmin-1.c: Add int/float conversions.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt-itof-run.c: New test.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt-itof-rv32gcv.c: New test.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt-itof-rv64gcv.c: New test.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt-itof-template.h: New test.
> * gcc.target/riscv/rvv/autovec/conversions/vfcvt-itof-zvfh-run.c: New test.
OK.
 
jeff