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authorMax Chou <max.chou@sifive.com>2025-04-08 18:39:35 +0800
committerAlistair Francis <alistair.francis@wdc.com>2025-05-19 13:39:06 +1000
commit411eefd56a3921ddbfdbadca596e1a8593ce834c (patch)
treeebcace0d1cae8bce096345a036f17496a2848afe
parentb5480a693e3e657108746721ffe434b3bb6e7a72 (diff)
downloadfocaccia-qemu-411eefd56a3921ddbfdbadca596e1a8593ce834c.tar.gz
focaccia-qemu-411eefd56a3921ddbfdbadca596e1a8593ce834c.zip
target/riscv: rvv: Apply vext_check_input_eew to vector integer extension instructions(OPMVV)
Handle the overlap of source registers with different EEWs.

Co-authored-by: Anton Blanchard <antonb@tenstorrent.com>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Signed-off-by: Max Chou <max.chou@sifive.com>
Message-ID: <20250408103938.3623486-8-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Cc: qemu-stable@nongnu.org
-rw-r--r--target/riscv/insn_trans/trans_rvv.c.inc4
1 files changed, 3 insertions, 1 deletions
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc
index 841692701c..954f03291b 100644
--- a/target/riscv/insn_trans/trans_rvv.c.inc
+++ b/target/riscv/insn_trans/trans_rvv.c.inc
@@ -3943,7 +3943,9 @@ static bool int_ext_check(DisasContext *s, arg_rmr *a, uint8_t div)
         require_align(a->rd, s->lmul) &&
         require_align(a->rs2, s->lmul - div) &&
         require_vm(a->vm, a->rd) &&
-        require_noover(a->rd, s->lmul, a->rs2, s->lmul - div);
+        require_noover(a->rd, s->lmul, a->rs2, s->lmul - div) &&
+        vext_check_input_eew(s, -1, 0, a->rs2, s->sew, a->vm);
+
     return ret;
 }