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authorMax Chou <max.chou@sifive.com>2025-04-08 18:39:33 +0800
committerAlistair Francis <alistair.francis@wdc.com>2025-05-19 13:38:56 +1000
commitfda68acb7761af40df78db18e44ca1ff20195fe0 (patch)
treef4b84140b62fee7c0d548ac8845e1f79474018ad
parentfbeaf35838768086b435833cb4dc5182c73ec2bc (diff)
downloadfocaccia-qemu-fda68acb7761af40df78db18e44ca1ff20195fe0.tar.gz
focaccia-qemu-fda68acb7761af40df78db18e44ca1ff20195fe0.zip
target/riscv: rvv: Apply vext_check_input_eew to OPIVV/OPFVV(vext_check_sss) instructions
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: <20250408103938.3623486-6-max.chou@sifive.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Cc: qemu-stable@nongnu.org
Diffstat (limited to '')
-rw-r--r--target/riscv/insn_trans/trans_rvv.c.inc1
1 files changed, 1 insertions, 0 deletions
diff --git a/target/riscv/insn_trans/trans_rvv.c.inc b/target/riscv/insn_trans/trans_rvv.c.inc
index b1e1db04a0..5de50422c9 100644
--- a/target/riscv/insn_trans/trans_rvv.c.inc
+++ b/target/riscv/insn_trans/trans_rvv.c.inc
@@ -432,6 +432,7 @@ static bool vext_check_ss(DisasContext *s, int vd, int vs, int vm)
 static bool vext_check_sss(DisasContext *s, int vd, int vs1, int vs2, int vm)
 {
     return vext_check_ss(s, vd, vs2, vm) &&
+           vext_check_input_eew(s, vs1, s->sew, vs2, s->sew, vm) &&
            require_align(vs1, s->lmul);
 }