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| author | Chih-Min Chao <chihmin.chao@sifive.com> | 2020-05-20 00:05:12 -0700 |
|---|---|---|
| committer | Chih-Min Chao <chihmin.chao@sifive.com> | 2020-05-20 00:09:57 -0700 |
| commit | 67fc0f5d6be03929b412aa70d47236d67f68b769 (patch) | |
| tree | 71156bc51760815369f7d435e144cb2ded2e4b13 /riscv/decode.h | |
| parent | 770db4aedac6a7812a0c34b9ac717a517722826d (diff) | |
| download | spike-67fc0f5d6be03929b412aa70d47236d67f68b769.zip spike-67fc0f5d6be03929b412aa70d47236d67f68b769.tar.gz spike-67fc0f5d6be03929b412aa70d47236d67f68b769.tar.bz2 | |
rvv: fix out of range checking unit/strided
Signed-off-by: Chih-Min Chao <chihmin.chao@sifive.com>
Diffstat (limited to 'riscv/decode.h')
| -rw-r--r-- | riscv/decode.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/riscv/decode.h b/riscv/decode.h index 8d3968f..9eb4058 100644 --- a/riscv/decode.h +++ b/riscv/decode.h @@ -484,9 +484,9 @@ static inline bool is_aligned(const unsigned val, const unsigned pos) require_vector; \ P.VU.veew = sizeof(elt_width##_t) * 8; \ P.VU.vemul = ((float)P.VU.veew / P.VU.vsew * P.VU.vflmul); \ - reg_t emul = P.VU.vemul + 0.875; \ - require(emul >= 1 && emul <= 8); \ - require_align(insn.rd(), P.VU.vflmul); \ + reg_t emul = P.VU.vemul < 1 ? 1 : P.VU.vemul; \ + require(P.VU.vemul >= 0.125 && P.VU.vemul <= 8); \ + require_align(insn.rd(), P.VU.vemul); \ require((nf * emul) <= (NVPR / 4) && \ (insn.rd() + nf * emul) <= NVPR); \ |