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[PATCH v10 26/31] tcg/loongarch64: Implement tcg_target_init
From: |
WANG Xuerui |
Subject: |
[PATCH v10 26/31] tcg/loongarch64: Implement tcg_target_init |
Date: |
Wed, 15 Dec 2021 20:51:31 +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 92a30b791a..19bfc135f6 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);
+}
--
2.34.0
- [PATCH v10 12/31] tcg/loongarch64: Implement not/and/or/xor/nor/andc/orc ops, (continued)
- [PATCH v10 12/31] tcg/loongarch64: Implement not/and/or/xor/nor/andc/orc ops, WANG Xuerui, 2021/12/15
- [PATCH v10 13/31] tcg/loongarch64: Implement deposit/extract ops, WANG Xuerui, 2021/12/15
- [PATCH v10 15/31] tcg/loongarch64: Implement clz/ctz ops, WANG Xuerui, 2021/12/15
- [PATCH v10 10/31] tcg/loongarch64: Implement goto_ptr, WANG Xuerui, 2021/12/15
- [PATCH v10 06/31] tcg/loongarch64: Define the operand constraints, WANG Xuerui, 2021/12/15
- [PATCH v10 07/31] tcg/loongarch64: Implement necessary relocation operations, WANG Xuerui, 2021/12/15
- [PATCH v10 08/31] tcg/loongarch64: Implement the memory barrier op, WANG Xuerui, 2021/12/15
- [PATCH v10 11/31] tcg/loongarch64: Implement sign-/zero-extension ops, WANG Xuerui, 2021/12/15
- [PATCH v10 18/31] tcg/loongarch64: Implement mul/mulsh/muluh/div/divu/rem/remu ops, WANG Xuerui, 2021/12/15
- [PATCH v10 16/31] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops, WANG Xuerui, 2021/12/15
- [PATCH v10 26/31] tcg/loongarch64: Implement tcg_target_init,
WANG Xuerui <=
- [PATCH v10 17/31] tcg/loongarch64: Implement add/sub ops, WANG Xuerui, 2021/12/15
- [PATCH v10 20/31] tcg/loongarch64: Implement setcond ops, WANG Xuerui, 2021/12/15
- [PATCH v10 21/31] tcg/loongarch64: Implement tcg_out_call, WANG Xuerui, 2021/12/15
- [PATCH v10 23/31] tcg/loongarch64: Add softmmu load/store helpers, implement qemu_ld/qemu_st ops, WANG Xuerui, 2021/12/15
- [PATCH v10 25/31] tcg/loongarch64: Implement exit_tb/goto_tb, WANG Xuerui, 2021/12/15
- [PATCH v10 19/31] tcg/loongarch64: Implement br/brcond ops, WANG Xuerui, 2021/12/15
- [PATCH v10 28/31] common-user: Add safe syscall handling for loongarch64 hosts, WANG Xuerui, 2021/12/15
- [PATCH v10 30/31] configure, meson.build: Mark support for loongarch64 hosts, WANG Xuerui, 2021/12/15
- [PATCH v10 31/31] tests/docker: Add gentoo-loongarch64-cross image and run cross builds in GitLab, WANG Xuerui, 2021/12/15