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Re: [RFC v4 66/70] target/riscv: rvv-1.0: narrowing floating-point/integ
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From: |
Richard Henderson |
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Subject: |
Re: [RFC v4 66/70] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert |
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Date: |
Sat, 29 Aug 2020 17:21:16 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 8/17/20 1:49 AM, frank.chang@sifive.com wrote:
> +DEF_HELPER_5(vfncvt_rod_f_f_w_h, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rod_f_f_w_w, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_xu_f_w_b, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_xu_f_w_h, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_xu_f_w_w, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_x_f_w_b, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_x_f_w_h, void, ptr, ptr, ptr, env, i32)
> +DEF_HELPER_5(vfncvt_rtz_x_f_w_w, void, ptr, ptr, ptr, env, i32)
These helpers are redundant with the ones that don't specify rounding mode,
because you already handled that in the translator.
r~
- Re: [RFC v4 61/70] target/riscv: rvv-1.0: floating-point min/max instructions, (continued)
- [RFC v4 62/70] target/riscv: introduce floating-point rounding mode enum, frank . chang, 2020/08/17
- [RFC v4 63/70] target/riscv: rvv-1.0: floating-point/integer type-convert instructions, frank . chang, 2020/08/17
- [RFC v4 64/70] target/riscv: rvv-1.0: widening floating-point/integer type-convert, frank . chang, 2020/08/17
- [RFC v4 65/70] target/riscv: add "set round to odd" rounding mode helper function, frank . chang, 2020/08/17
- [RFC v4 66/70] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert, frank . chang, 2020/08/17
- Re: [RFC v4 66/70] target/riscv: rvv-1.0: narrowing floating-point/integer type-convert,
Richard Henderson <=
- [RFC v4 67/70] target/riscv: rvv-1.0: relax RV_VLEN_MAX to 512-bits, frank . chang, 2020/08/17
- [RFC v4 68/70] target/riscv: gdb: modify gdb csr xml file to align with csr register map, frank . chang, 2020/08/17
- [RFC v4 69/70] target/riscv: gdb: support vector registers for rv64, frank . chang, 2020/08/17
- [RFC v4 70/70] target/riscv: gdb: support vector registers for rv32, frank . chang, 2020/08/17
- Re: [RFC v4 00/70] support vector extension v1.0, Frank Chang, 2020/08/25