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Re: [RFC v4 36/70] target/riscv: rvv-1.0: floating-point move instructio
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From: |
Richard Henderson |
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Subject: |
Re: [RFC v4 36/70] target/riscv: rvv-1.0: floating-point move instruction |
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Date: |
Sat, 29 Aug 2020 13:03:35 -0700 |
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User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 |
On 8/29/20 1:00 PM, Richard Henderson wrote:
> static bool require_rvf(Disascontext *s)
> {
> switch (s->sew) {
> case MO_16:
> case MO_32:
> return has_ext(s, RVF);
> case MO_64:
> return has_ext(s, RVD);
> default:
> return false;
> }
> }
Oh, and check mstatus_fs here too. Which is missing in trans_vfmv_v_f, btw.
r~
- [RFC v4 29/70] target/riscv: rvv-1.0: find-first-set mask bit instruction, (continued)
- [RFC v4 29/70] target/riscv: rvv-1.0: find-first-set mask bit instruction, frank . chang, 2020/08/17
- [RFC v4 30/70] target/riscv: rvv-1.0: set-X-first mask bit instructions, frank . chang, 2020/08/17
- [RFC v4 31/70] target/riscv: rvv-1.0: iota instruction, frank . chang, 2020/08/17
- [RFC v4 32/70] target/riscv: rvv-1.0: element index instruction, frank . chang, 2020/08/17
- [RFC v4 33/70] target/riscv: rvv-1.0: allow load element with sign-extended, frank . chang, 2020/08/17
- [RFC v4 34/70] target/riscv: rvv-1.0: register gather instructions, frank . chang, 2020/08/17
- [RFC v4 35/70] target/riscv: rvv-1.0: integer scalar move instructions, frank . chang, 2020/08/17
- [RFC v4 36/70] target/riscv: rvv-1.0: floating-point move instruction, frank . chang, 2020/08/17
- [RFC v4 37/70] target/riscv: rvv-1.0: floating-point scalar move instructions, frank . chang, 2020/08/17
- [RFC v4 39/70] target/riscv: rvv-1.0: integer extension instructions, frank . chang, 2020/08/17
- [RFC v4 38/70] target/riscv: rvv-1.0: whole register move instructions, frank . chang, 2020/08/17
- [RFC v4 42/70] target/riscv: rvv-1.0: integer add-with-carry/subtract-with-borrow, frank . chang, 2020/08/17
- [RFC v4 43/70] target/riscv: rvv-1.0: narrowing integer right shift instructions, frank . chang, 2020/08/17
- [RFC v4 40/70] target/riscv: rvv-1.0: single-width averaging add and subtract instructions, frank . chang, 2020/08/17