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[PATCH v6 26/30] tcg/loongarch64: Implement tcg_target_init
From: |
WANG Xuerui |
Subject: |
[PATCH v6 26/30] tcg/loongarch64: Implement tcg_target_init |
Date: |
Sun, 26 Sep 2021 01:30:28 +0800 |
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
- [PATCH v6 08/30] tcg/loongarch64: Implement the memory barrier op, (continued)
- [PATCH v6 08/30] tcg/loongarch64: Implement the memory barrier op, WANG Xuerui, 2021/09/25
- [PATCH v6 11/30] tcg/loongarch64: Implement sign-/zero-extension ops, WANG Xuerui, 2021/09/25
- [PATCH v6 07/30] tcg/loongarch64: Implement necessary relocation operations, WANG Xuerui, 2021/09/25
- [PATCH v6 12/30] tcg/loongarch64: Implement not/and/or/xor/nor/andc/orc ops, WANG Xuerui, 2021/09/25
- [PATCH v6 09/30] tcg/loongarch64: Implement tcg_out_mov and tcg_out_movi, WANG Xuerui, 2021/09/25
- [PATCH v6 10/30] tcg/loongarch64: Implement goto_ptr, WANG Xuerui, 2021/09/25
- [PATCH v6 15/30] tcg/loongarch64: Implement clz/ctz ops, WANG Xuerui, 2021/09/25
- [PATCH v6 06/30] tcg/loongarch64: Define the operand constraints, WANG Xuerui, 2021/09/25
- [PATCH v6 26/30] tcg/loongarch64: Implement tcg_target_init,
WANG Xuerui <=
- [PATCH v6 21/30] tcg/loongarch64: Implement tcg_out_call, WANG Xuerui, 2021/09/25
- [PATCH v6 25/30] tcg/loongarch64: Implement exit_tb/goto_tb, WANG Xuerui, 2021/09/25
- [PATCH v6 24/30] tcg/loongarch64: Implement tcg_target_qemu_prologue, WANG Xuerui, 2021/09/25
- [PATCH v6 29/30] accel/tcg/user-exec: Implement CPU-specific signal handler for loongarch64 hosts, WANG Xuerui, 2021/09/25
- [PATCH v6 16/30] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops, WANG Xuerui, 2021/09/25
- [PATCH v6 19/30] tcg/loongarch64: Implement br/brcond ops, WANG Xuerui, 2021/09/25