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a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=stackframe.org; s=dkim1; h=Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Sender:Reply-To: Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=tGqoTKg7uGmsAnU6stPR+zkpAgXqaQsmACDLXuTnCYs=; b=R0sht6P95XIhPUBzd7A/cqubHE q1iBCmKLQUvAQfR0fPgcKB/JKiPo/W2fo3dXE7+oypCkpesAj0X21lWVIYI3RHt7y42b1gOUqbEi+ Opp8bNFxKDX+/7pP4deVC2q5vhs6Q6s35JwSYaWGPquSD6jx7joPsIzQ+0pPOP/fe0xU6aejyvDKn SXX7K157N+Ta8RZf+iLG2mZSUUmF9svCzQnnPshHOTxOc3906A/cX1yZhkX82Lqeaz3SubVLgwITl ZDuBoxAzEnJ7lv0VylJUragIW74Cslf+inIskNrQp/WX2DNuoUaaG8oLm7LaMTv9iEEZWsoW+ND00 mcuYXz2g==; From: Sven Schnelle To: Richard Henderson , Helge Deller Cc: qemu-devel@nongnu.org, Sven Schnelle Subject: [PATCH 2/3] target/hppa: add 64 bit support to gdbstub Date: Wed, 28 Feb 2024 21:14:32 +0100 Message-ID: <20240228201434.1515893-3-svens@stackframe.org> X-Mailer: git-send-email 2.43.2 In-Reply-To: <20240228201434.1515893-1-svens@stackframe.org> References: <20240228201434.1515893-1-svens@stackframe.org> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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charset="utf-8" Signed-off-by: Sven Schnelle --- target/hppa/gdbstub.c | 48 +++++++++++++++++++++++++++++-------------- 1 file changed, 33 insertions(+), 15 deletions(-) diff --git a/target/hppa/gdbstub.c b/target/hppa/gdbstub.c index 48a514384f..a5b2c80c07 100644 --- a/target/hppa/gdbstub.c +++ b/target/hppa/gdbstub.c @@ -21,11 +21,25 @@ #include "cpu.h" #include "gdbstub/helpers.h" =20 +static int hppa_num_regs(CPUHPPAState *env) +{ + return hppa_is_pa20(env) ? 96 : 128; +} + +static int hppa_reg_size(CPUHPPAState *env) +{ + return hppa_is_pa20(env) ? 8 : 4; +} + int hppa_cpu_gdb_read_register(CPUState *cs, GByteArray *mem_buf, int n) { HPPACPU *cpu =3D HPPA_CPU(cs); CPUHPPAState *env =3D &cpu->env; - target_ureg val; + target_ulong val; + + if (n >=3D hppa_num_regs(env)) { + return 0; + } =20 switch (n) { case 0: @@ -128,18 +142,18 @@ int hppa_cpu_gdb_read_register(CPUState *cs, GByteArr= ay *mem_buf, int n) val =3D env->cr[30]; break; case 64 ... 127: - val =3D extract64(env->fr[(n - 64) / 2], (n & 1 ? 0 : 32), 32); - break; - default: - if (n < 128) { - val =3D 0; + if (hppa_is_pa20(env)) { + val =3D env->fr[n - 64]; } else { - return 0; + val =3D extract64(env->fr[(n - 64) / 2], (n & 1 ? 0 : 32), 32); } break; + default: + val =3D 0; + break; } =20 - if (TARGET_REGISTER_BITS =3D=3D 64) { + if (hppa_is_pa20(env)) { return gdb_get_reg64(mem_buf, val); } else { return gdb_get_reg32(mem_buf, val); @@ -150,9 +164,13 @@ int hppa_cpu_gdb_write_register(CPUState *cs, uint8_t = *mem_buf, int n) { HPPACPU *cpu =3D HPPA_CPU(cs); CPUHPPAState *env =3D &cpu->env; - target_ureg val; + target_ulong val; + + if (n >=3D hppa_num_regs(env)) { + return 0; + } =20 - if (TARGET_REGISTER_BITS =3D=3D 64) { + if (hppa_is_pa20(env)) { val =3D ldq_p(mem_buf); } else { val =3D ldl_p(mem_buf); @@ -267,16 +285,16 @@ int hppa_cpu_gdb_write_register(CPUState *cs, uint8_t= *mem_buf, int n) cpu_hppa_loaded_fr0(env); break; case 65 ... 127: - { + if (hppa_is_pa20(env)) { + env->fr[n - 64] =3D val; + } else { uint64_t *fr =3D &env->fr[(n - 64) / 2]; *fr =3D deposit64(*fr, (n & 1 ? 0 : 32), 32, val); } break; default: - if (n >=3D 128) { - return 0; - } break; } - return sizeof(target_ureg); + + return hppa_reg_size(env); } --=20 2.43.2