motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-04 00:03:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

target/riscv: rvv: Add tail agnostic for vx, vvm, vxm instructions

Browse source 
`vmadc` and `vmsbc` produces a mask value, they always operate with
a tail agnostic policy.

Signed-off-by: eop Chen <eop.chen@sifive.com>
Reviewed-by: Frank Chang <frank.chang@sifive.com>
Reviewed-by: Weiwei Li <liweiwei@iscas.ac.cn>
Acked-by: Alistair Francis <alistair.francis@wdc.com>
Message-Id: <165449614532.19704.7000832880482980398-7@git.sr.ht>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
This commit is contained in:
eopXD 2022-06-06 06:16:38 +00:00 • committed by Alistair Francis
parent 752614cab8
commit 5c19fc156e
3 changed files with 188 additions and 140 deletions
Download patch file Download diff file Expand all files Collapse all files

5
target/riscv/internals.h
View file

@ -25,8 +25,9 @@
FIELD(VDATA, VM, 0, 1)
FIELD(VDATA, LMUL, 1, 3)
FIELD(VDATA, VTA, 4, 1)
FIELD(VDATA, NF, 5, 4)
FIELD(VDATA, WD, 5, 1)
FIELD(VDATA, VTA_ALL_1S, 5, 1)
FIELD(VDATA, NF, 6, 4)
FIELD(VDATA, WD, 6, 1)
/* float point classify helpers */
target_ulong fclass_h(uint64_t frs1);