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authorJason Chien <jason.chien@sifive.com>2024-03-28 10:23:12 +0800
committerAlistair Francis <alistair.francis@wdc.com>2024-06-03 11:12:12 +1000
commit4a90991234f003d8fe55919e84bf3ec7d542830e (patch)
tree148184a9509ec657a3175b7e21997484ccea0ef0
parente7dc5e160f69678432c24827b522baf82b73688a (diff)
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target/riscv: Relax vector register check in RISCV gdbstub
In current implementation, the gdbstub allows reading vector registers only if V extension is supported. However, all vector extensions and vector crypto extensions have the vector registers and they all depend on Zve32x. The gdbstub should check for Zve32x instead. Signed-off-by: Jason Chien <jason.chien@sifive.com> Reviewed-by: Frank Chang <frank.chang@sifive.com> Reviewed-by: Max Chou <max.chou@sifive.com> Message-ID: <20240328022343.6871-4-jason.chien@sifive.com> Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
-rw-r--r--target/riscv/gdbstub.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/target/riscv/gdbstub.c b/target/riscv/gdbstub.c
index be7a02c..d0cc576 100644
--- a/target/riscv/gdbstub.c
+++ b/target/riscv/gdbstub.c
@@ -338,7 +338,7 @@ void riscv_cpu_register_gdb_regs_for_features(CPUState *cs)
gdb_find_static_feature("riscv-32bit-fpu.xml"),
0);
}
- if (env->misa_ext & RVV) {
+ if (cpu->cfg.ext_zve32x) {
gdb_register_coprocessor(cs, riscv_gdb_get_vector,
riscv_gdb_set_vector,
ricsv_gen_dynamic_vector_feature(cs, cs->gdb_num_regs),