diff options
| author | vhaudiquet <vhaudiquet343@hotmail.fr> | 2025-09-29 13:55:43 +0200 |
|---|---|---|
| committer | Alistair Francis <alistair.francis@wdc.com> | 2025-10-03 13:15:14 +1000 |
| commit | b25133d38fe693589cf695b85968caa0724bfafd (patch) | |
| tree | 7d6de284a177630083ee69495f7e5f3870346b4e | |
| parent | 15abfced803929f935bb59a0e1b02558bd8325c4 (diff) | |
| download | focaccia-qemu-b25133d38fe693589cf695b85968caa0724bfafd.tar.gz focaccia-qemu-b25133d38fe693589cf695b85968caa0724bfafd.zip | |
target/riscv: Fix endianness swap on compressed instructions
Three instructions were not using the endianness swap flag, which resulted in a bug on big-endian architectures.
Resolves: https://gitlab.com/qemu-project/qemu/-/issues/3131
Buglink: https://bugs.launchpad.net/ubuntu/+source/qemu/+bug/2123828
Fixes: e0a3054f18e ("target/riscv: add support for Zcb extension")
Signed-off-by: Valentin Haudiquet <valentin.haudiquet@canonical.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Anton Johansson <anjo@rev.ng>
Reviewed-by: Daniel Henrique Barboza <dbarboza@ventanamicro.com>
Reviewed-by: Heinrich Schuchardt <heinrich.schuchardt@canonical.com>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20250929115543.1648157-1-valentin.haudiquet@canonical.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
| -rw-r--r-- | target/riscv/insn_trans/trans_rvzce.c.inc | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/target/riscv/insn_trans/trans_rvzce.c.inc b/target/riscv/insn_trans/trans_rvzce.c.inc index c77c2b927b..dd15af0f54 100644 --- a/target/riscv/insn_trans/trans_rvzce.c.inc +++ b/target/riscv/insn_trans/trans_rvzce.c.inc @@ -88,13 +88,13 @@ static bool trans_c_lbu(DisasContext *ctx, arg_c_lbu *a) static bool trans_c_lhu(DisasContext *ctx, arg_c_lhu *a) { REQUIRE_ZCB(ctx); - return gen_load(ctx, a, MO_UW); + return gen_load(ctx, a, MO_TEUW); } static bool trans_c_lh(DisasContext *ctx, arg_c_lh *a) { REQUIRE_ZCB(ctx); - return gen_load(ctx, a, MO_SW); + return gen_load(ctx, a, MO_TESW); } static bool trans_c_sb(DisasContext *ctx, arg_c_sb *a) @@ -106,7 +106,7 @@ static bool trans_c_sb(DisasContext *ctx, arg_c_sb *a) static bool trans_c_sh(DisasContext *ctx, arg_c_sh *a) { REQUIRE_ZCB(ctx); - return gen_store(ctx, a, MO_UW); + return gen_store(ctx, a, MO_TEUW); } #define X_S0 8 |