Adding upstream version 124.0.1.upstream/124.0.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 38 insertions, 0 deletions

diff --git a/js/src/jit/riscv64/SharedICRegisters-riscv64.h b/js/src/jit/riscv64/SharedICRegisters-riscv64.h
new file mode 100644
index 0000000000..3dcefe51c7
--- /dev/null
+++ b/js/src/jit/riscv64/SharedICRegisters-riscv64.h
@@ -0,0 +1,38 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ * vim: set ts=8 sts=2 et sw=2 tw=80:
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef jit_riscv64_SharedICRegisters_riscv64_h
+#define jit_riscv64_SharedICRegisters_riscv64_h
+
+#include "jit/Registers.h"
+#include "jit/RegisterSets.h"
+#include "jit/riscv64/MacroAssembler-riscv64.h"
+
+namespace js {
+namespace jit {
+
+// ValueOperands R0, R1, and R2.
+// R0 == JSReturnReg, and R2 uses registers not preserved across calls. R1 value
+// should be preserved across calls.
+static constexpr ValueOperand R0(a2);
+static constexpr ValueOperand R1(s1);
+static constexpr ValueOperand R2(a0);
+
+// ICTailCallReg and ICStubReg
+// These use registers that are not preserved across calls.
+static constexpr Register ICTailCallReg = ra;
+static constexpr Register ICStubReg = t0;
+
+// FloatReg0 must be equal to ReturnFloatReg.
+static constexpr FloatRegister FloatReg0 = fa0;
+static constexpr FloatRegister FloatReg1 = fa1;
+static constexpr FloatRegister FloatReg2 = fa2;
+static constexpr FloatRegister FloatReg3 = fa3;
+
+}  // namespace jit
+}  // namespace js
+
+#endif /* jit_riscv64_SharedICRegisters_riscv64_h */