From: WANG Xuerui <git@xen0n.name>
To: qemu-devel@nongnu.org
Cc: "Peter Maydell" <peter.maydell@linaro.org>,
"XiaoJuan Yang" <yangxiaojuan@loongson.cn>,
"Richard Henderson" <richard.henderson@linaro.org>,
"Song Gao" <gaosong@loongson.cn>,
"Philippe Mathieu-Daudé" <f4bug@amsat.org>,
"WANG Xuerui" <git@xen0n.name>,
"Laurent Vivier" <laurent@vivier.eu>
Subject: [PATCH v6 26/30] tcg/loongarch64: Implement tcg_target_init
Date: Sun, 26 Sep 2021 01:30:28 +0800 [thread overview]
Message-ID: <20210925173032.2434906-27-git@xen0n.name> (raw)
In-Reply-To: <20210925173032.2434906-1-git@xen0n.name>
Signed-off-by: WANG Xuerui <git@xen0n.name>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/loongarch64/tcg-target.c.inc | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index d0b8ac05c9..e3c73f9fe7 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -1604,3 +1604,30 @@ static void tcg_target_qemu_prologue(TCGContext *s)
tcg_out_opc_addi_d(s, TCG_REG_SP, TCG_REG_SP, FRAME_SIZE);
tcg_out_opc_jirl(s, TCG_REG_ZERO, TCG_REG_RA, 0);
}
+
+static void tcg_target_init(TCGContext *s)
+{
+ tcg_target_available_regs[TCG_TYPE_I32] = ALL_GENERAL_REGS;
+ tcg_target_available_regs[TCG_TYPE_I64] = ALL_GENERAL_REGS;
+
+ tcg_target_call_clobber_regs = ALL_GENERAL_REGS;
+ 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);
+
+ s->reserved_regs = 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_TMP2);
+ tcg_regset_set_reg(s->reserved_regs, TCG_REG_SP);
+ tcg_regset_set_reg(s->reserved_regs, TCG_REG_TP);
+ tcg_regset_set_reg(s->reserved_regs, TCG_REG_RESERVED);
+}
--
2.33.0
next prev parent reply other threads:[~2021-09-25 17:53 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-09-25 17:30 [PATCH v6 00/30] LoongArch64 port of QEMU TCG WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 01/30] elf: Add machine type value for LoongArch WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 02/30] MAINTAINERS: Add tcg/loongarch64 entry with myself as maintainer WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 03/30] tcg/loongarch64: Add the tcg-target.h file WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 04/30] tcg/loongarch64: Add generated instruction opcodes and encoding helpers WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 05/30] tcg/loongarch64: Add register names, allocation order and input/output sets WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 06/30] tcg/loongarch64: Define the operand constraints WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 07/30] tcg/loongarch64: Implement necessary relocation operations WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 08/30] tcg/loongarch64: Implement the memory barrier op WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 09/30] tcg/loongarch64: Implement tcg_out_mov and tcg_out_movi WANG Xuerui
2021-09-26 6:48 ` Philippe Mathieu-Daudé
2021-09-25 17:30 ` [PATCH v6 10/30] tcg/loongarch64: Implement goto_ptr WANG Xuerui
2021-09-29 17:13 ` Philippe Mathieu-Daudé
2021-09-25 17:30 ` [PATCH v6 11/30] tcg/loongarch64: Implement sign-/zero-extension ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 12/30] tcg/loongarch64: Implement not/and/or/xor/nor/andc/orc ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 13/30] tcg/loongarch64: Implement deposit/extract ops WANG Xuerui
2021-09-29 17:14 ` Philippe Mathieu-Daudé
2021-09-25 17:30 ` [PATCH v6 14/30] tcg/loongarch64: Implement bswap{16,32,64} ops WANG Xuerui
2021-09-26 6:50 ` Philippe Mathieu-Daudé
2021-09-25 17:30 ` [PATCH v6 15/30] tcg/loongarch64: Implement clz/ctz ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 16/30] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 17/30] tcg/loongarch64: Implement add/sub ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 18/30] tcg/loongarch64: Implement mul/mulsh/muluh/div/divu/rem/remu ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 19/30] tcg/loongarch64: Implement br/brcond ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 20/30] tcg/loongarch64: Implement setcond ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 21/30] tcg/loongarch64: Implement tcg_out_call WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 22/30] tcg/loongarch64: Implement simple load/store ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 23/30] tcg/loongarch64: Add softmmu load/store helpers, implement qemu_ld/qemu_st ops WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 24/30] tcg/loongarch64: Implement tcg_target_qemu_prologue WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 25/30] tcg/loongarch64: Implement exit_tb/goto_tb WANG Xuerui
2021-09-25 17:30 ` WANG Xuerui [this message]
2021-09-26 7:15 ` [PATCH v6 26/30] tcg/loongarch64: Implement tcg_target_init Philippe Mathieu-Daudé
2021-09-26 23:07 ` Richard Henderson
2021-09-29 17:00 ` WANG Xuerui
2021-09-29 17:11 ` Philippe Mathieu-Daudé
2021-09-25 17:30 ` [PATCH v6 27/30] tcg/loongarch64: Register the JIT WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 28/30] linux-user: Add safe syscall handling for loongarch64 hosts WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 29/30] accel/tcg/user-exec: Implement CPU-specific signal handler " WANG Xuerui
2021-09-25 17:30 ` [PATCH v6 30/30] configure, meson.build: Mark support " WANG Xuerui
2021-09-26 7:17 ` Philippe Mathieu-Daudé
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