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[PULL 10/31] tcg/loongarch64: Implement goto_ptr
From: |
Richard Henderson |
Subject: |
[PULL 10/31] tcg/loongarch64: Implement goto_ptr |
Date: |
Tue, 21 Dec 2021 08:47:16 -0800 |
From: WANG Xuerui <git@xen0n.name>
Signed-off-by: WANG Xuerui <git@xen0n.name>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20211221054105.178795-11-git@xen0n.name>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
tcg/loongarch64/tcg-target-con-set.h | 17 +++++++++++++++++
tcg/loongarch64/tcg-target.c.inc | 15 +++++++++++++++
2 files changed, 32 insertions(+)
create mode 100644 tcg/loongarch64/tcg-target-con-set.h
diff --git a/tcg/loongarch64/tcg-target-con-set.h
b/tcg/loongarch64/tcg-target-con-set.h
new file mode 100644
index 0000000000..5cc4407367
--- /dev/null
+++ b/tcg/loongarch64/tcg-target-con-set.h
@@ -0,0 +1,17 @@
+/* SPDX-License-Identifier: MIT */
+/*
+ * Define LoongArch target-specific constraint sets.
+ *
+ * Copyright (c) 2021 WANG Xuerui <git@xen0n.name>
+ *
+ * Based on tcg/riscv/tcg-target-con-set.h
+ *
+ * Copyright (c) 2021 Linaro
+ */
+
+/*
+ * C_On_Im(...) defines a constraint set with <n> outputs and <m> inputs.
+ * Each operand should be a sequence of constraint letters as defined by
+ * tcg-target-con-str.h; the constraint combination is inclusive or.
+ */
+C_O0_I1(r)
diff --git a/tcg/loongarch64/tcg-target.c.inc b/tcg/loongarch64/tcg-target.c.inc
index bb45ea0fcf..3a8c52465b 100644
--- a/tcg/loongarch64/tcg-target.c.inc
+++ b/tcg/loongarch64/tcg-target.c.inc
@@ -397,9 +397,24 @@ static void tcg_out_op(TCGContext *s, TCGOpcode opc,
tcg_out_mb(s, a0);
break;
+ case INDEX_op_goto_ptr:
+ tcg_out_opc_jirl(s, TCG_REG_ZERO, a0, 0);
+ break;
+
case INDEX_op_mov_i32: /* Always emitted via tcg_out_mov. */
case INDEX_op_mov_i64:
default:
g_assert_not_reached();
}
}
+
+static TCGConstraintSetIndex tcg_target_op_def(TCGOpcode op)
+{
+ switch (op) {
+ case INDEX_op_goto_ptr:
+ return C_O0_I1(r);
+
+ default:
+ g_assert_not_reached();
+ }
+}
--
2.25.1
- [PULL 16/31] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops, (continued)
- [PULL 16/31] tcg/loongarch64: Implement shl/shr/sar/rotl/rotr ops, Richard Henderson, 2021/12/21
- [PULL 17/31] tcg/loongarch64: Implement add/sub ops, Richard Henderson, 2021/12/21
- [PULL 18/31] tcg/loongarch64: Implement mul/mulsh/muluh/div/divu/rem/remu ops, Richard Henderson, 2021/12/21
- [PULL 19/31] tcg/loongarch64: Implement br/brcond ops, Richard Henderson, 2021/12/21
- [PULL 11/31] tcg/loongarch64: Implement sign-/zero-extension ops, Richard Henderson, 2021/12/21
- [PULL 23/31] tcg/loongarch64: Add softmmu load/store helpers, implement qemu_ld/qemu_st ops, Richard Henderson, 2021/12/21
- [PULL 20/31] tcg/loongarch64: Implement setcond ops, Richard Henderson, 2021/12/21
- [PULL 26/31] tcg/loongarch64: Implement tcg_target_init, Richard Henderson, 2021/12/21
- [PULL 08/31] tcg/loongarch64: Implement the memory barrier op, Richard Henderson, 2021/12/21
- [PULL 22/31] tcg/loongarch64: Implement simple load/store ops, Richard Henderson, 2021/12/21
- [PULL 10/31] tcg/loongarch64: Implement goto_ptr,
Richard Henderson <=
- [PULL 24/31] tcg/loongarch64: Implement tcg_target_qemu_prologue, Richard Henderson, 2021/12/21
- [PULL 29/31] linux-user: Implement CPU-specific signal handler for loongarch64 hosts, Richard Henderson, 2021/12/21
- [PULL 28/31] common-user: Add safe syscall handling for loongarch64 hosts, Richard Henderson, 2021/12/21
- [PULL 30/31] configure, meson.build: Mark support for loongarch64 hosts, Richard Henderson, 2021/12/21
- [PULL 31/31] tests/docker: Add gentoo-loongarch64-cross image and run cross builds in GitLab, Richard Henderson, 2021/12/21
- [PULL 21/31] tcg/loongarch64: Implement tcg_out_call, Richard Henderson, 2021/12/21
- [PULL 27/31] tcg/loongarch64: Register the JIT, Richard Henderson, 2021/12/21
- [PULL 25/31] tcg/loongarch64: Implement exit_tb/goto_tb, Richard Henderson, 2021/12/21