From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48284) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNQFx-0007WE-8E for qemu-devel@nongnu.org; Thu, 15 Nov 2018 17:37:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gNQFu-0004rG-3P for qemu-devel@nongnu.org; Thu, 15 Nov 2018 17:37:01 -0500 From: Alistair Francis Date: Thu, 15 Nov 2018 22:36:55 +0000 Message-ID: References: In-Reply-To: Content-Language: en-US Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Subject: [Qemu-devel] [RFC v1 20/23] riscv: tcg-target: Add the target init code List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "qemu-devel@nongnu.org" , "qemu-riscv@nongnu.org" Cc: Alistair Francis , "alistair23@gmail.com" Signed-off-by: Alistair Francis Signed-off-by: Michael Clark --- tcg/riscv/tcg-target.inc.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index 4b8f65f367..dfc4e8b44c 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -1641,6 +1641,39 @@ static void tcg_target_qemu_prologue(TCGContext *s) tcg_out_opc_imm(s, OPC_JALR, TCG_REG_ZERO, TCG_REG_RA, 0); } =20 +static void tcg_target_init(TCGContext *s) +{ + tcg_target_available_regs[TCG_TYPE_I32] =3D 0xffffffff; + if (TCG_TARGET_REG_BITS =3D=3D 64) { + tcg_target_available_regs[TCG_TYPE_I64] =3D 0xffffffff; + } + + tcg_target_call_clobber_regs =3D -1u; + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S0); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S1); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S2); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S3); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S4); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S5); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S6); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S7); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S8); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S9); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S10); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S11); + + s->reserved_regs =3D 0; + tcg_regset_set_reg(s->reserved_regs, TCG_REG_ZERO); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_L0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_L1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP); +} + void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_addr, uintptr_t addr) { --=20 2.19.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from list by lists.gnu.org with archive (Exim 4.71) id 1gNQGC-0007lM-GW for mharc-qemu-riscv@gnu.org; Thu, 15 Nov 2018 17:37:16 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:48516) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gNQG4-0007b2-2P for qemu-riscv@nongnu.org; Thu, 15 Nov 2018 17:37:11 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gNQG0-0004vl-L2 for qemu-riscv@nongnu.org; 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X-Received-From: 68.232.141.245 Subject: [Qemu-riscv] [RFC v1 20/23] riscv: tcg-target: Add the target init code X-BeenThere: qemu-riscv@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 15 Nov 2018 22:37:11 -0000 Signed-off-by: Alistair Francis Signed-off-by: Michael Clark --- tcg/riscv/tcg-target.inc.c | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) diff --git a/tcg/riscv/tcg-target.inc.c b/tcg/riscv/tcg-target.inc.c index 4b8f65f367..dfc4e8b44c 100644 --- a/tcg/riscv/tcg-target.inc.c +++ b/tcg/riscv/tcg-target.inc.c @@ -1641,6 +1641,39 @@ static void tcg_target_qemu_prologue(TCGContext *s) tcg_out_opc_imm(s, OPC_JALR, TCG_REG_ZERO, TCG_REG_RA, 0); } =20 +static void tcg_target_init(TCGContext *s) +{ + tcg_target_available_regs[TCG_TYPE_I32] =3D 0xffffffff; + if (TCG_TARGET_REG_BITS =3D=3D 64) { + tcg_target_available_regs[TCG_TYPE_I64] =3D 0xffffffff; + } + + tcg_target_call_clobber_regs =3D -1u; + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S0); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S1); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S2); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S3); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S4); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S5); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S6); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S7); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S8); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S9); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S10); + tcg_regset_reset_reg(tcg_target_call_clobber_regs, TCG_REG_S11); + + s->reserved_regs =3D 0; + tcg_regset_set_reg(s->reserved_regs, TCG_REG_ZERO); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TMP1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_L0); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_L1); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_RA); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_GP); + tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP); +} + void tb_target_set_jmp_target(uintptr_t tc_ptr, uintptr_t jmp_addr, uintptr_t addr) { --=20 2.19.1