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| author | Anton Blanchard <antonb@tenstorrent.com> | 2024-10-30 15:35:38 +1100 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2024-10-31 13:51:24 +1000 |
| commit | c128d39edeff337220fc536a3e935bcba01ecb49 (patch) | |
| tree | 634ca0cf07bae6531a78c4dbb2b0eae1e60f6187 | |
| parent | fd16cfb2995e9196b579d8885145c4247dfa6058 (diff) | |
| download | focaccia-qemu-c128d39edeff337220fc536a3e935bcba01ecb49.tar.gz focaccia-qemu-c128d39edeff337220fc536a3e935bcba01ecb49.zip | |
target/riscv: Fix vcompress with rvv_ta_all_1s
vcompress packs vl or less fields into vd, so the tail starts after the last packed field. This could be more clearly expressed in the ISA, but for now this thread helps to explain it: https://github.com/riscv/riscv-v-spec/issues/796 Signed-off-by: Anton Blanchard <antonb@tenstorrent.com> Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com> Reviewed-by: Alistair Francis <alistair.francis@wdc.com> Message-ID: <20241030043538.939712-1-antonb@tenstorrent.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/vector_helper.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/target/riscv/vector_helper.c b/target/riscv/vector_helper.c index 072bd444b1..ccb32e6122 100644 --- a/target/riscv/vector_helper.c +++ b/target/riscv/vector_helper.c @@ -5132,7 +5132,7 @@ void HELPER(NAME)(void *vd, void *v0, void *vs1, void *vs2, \ } \ env->vstart = 0; \ /* set tail elements to 1s */ \ - vext_set_elems_1s(vd, vta, vl * esz, total_elems * esz); \ + vext_set_elems_1s(vd, vta, num * esz, total_elems * esz); \ } /* Compress into vd elements of vs2 where vs1 is enabled */ |