motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-08-07 09:43:56 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

target/arm: Convert VCMLA (vector) to decodetree

Browse source 
Convert the VCMLA (vector) insns in the 3same extension group to
decodetree.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20200430181003.21682-5-peter.maydell@linaro.org
This commit is contained in:
Peter Maydell 2020-04-30 19:09:31 +01:00
parent 625e3dd44a
commit afff8de0d4
3 changed files with 49 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

11
target/arm/translate.c
View file

@ -7048,16 +7048,7 @@ static int disas_neon_insn_3same_ext(DisasContext *s, uint32_t insn)
bool is_long = false, q = extract32(insn, 6, 1);
bool ptr_is_env = false;
if ((insn & 0xfe200f10) == 0xfc200800) {
/* VCMLA -- 1111 110R R.1S .... .... 1000 ...0 .... */
int size = extract32(insn, 20, 1);
data = extract32(insn, 23, 2); /* rot */
if (!dc_isar_feature(aa32_vcma, s)
|| (!size && !dc_isar_feature(aa32_fp16_arith, s))) {
return 1;
}
fn_gvec_ptr = size ? gen_helper_gvec_fcmlas : gen_helper_gvec_fcmlah;
} else if ((insn & 0xfea00f10) == 0xfc800800) {
if ((insn & 0xfea00f10) == 0xfc800800) {
/* VCADD -- 1111 110R 1.0S .... .... 1000 ...0 .... */
int size = extract32(insn, 20, 1);
data = extract32(insn, 24, 1); /* rot */