Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream

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

1 files changed, 50 insertions, 0 deletions

diff --git a/js/src/jit/BaselineFrameInfo-inl.h b/js/src/jit/BaselineFrameInfo-inl.h
new file mode 100644
index 0000000000..cd79a8fb64
--- /dev/null
+++ b/js/src/jit/BaselineFrameInfo-inl.h
@@ -0,0 +1,50 @@
+/* -*- 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_BaselineFrameInfo_inl_h
+#define jit_BaselineFrameInfo_inl_h
+
+#include "jit/BaselineFrameInfo.h"
+
+#include "jit/MacroAssembler-inl.h"
+
+namespace js {
+namespace jit {
+
+void CompilerFrameInfo::pop(StackAdjustment adjust) {
+  spIndex--;
+  StackValue* popped = &stack[spIndex];
+
+  if (adjust == AdjustStack && popped->kind() == StackValue::Stack) {
+    masm.addToStackPtr(Imm32(sizeof(Value)));
+  }
+  // Assert when anything uses this value.
+  popped->reset();
+}
+
+void CompilerFrameInfo::popn(uint32_t n, StackAdjustment adjust) {
+  uint32_t poppedStack = 0;
+  for (uint32_t i = 0; i < n; i++) {
+    if (peek(-1)->kind() == StackValue::Stack) {
+      poppedStack++;
+    }
+    pop(DontAdjustStack);
+  }
+  if (adjust == AdjustStack && poppedStack > 0) {
+    masm.addToStackPtr(Imm32(sizeof(Value) * poppedStack));
+  }
+}
+
+void InterpreterFrameInfo::pop() { popn(1); }
+
+void InterpreterFrameInfo::popn(uint32_t n) {
+  masm.addToStackPtr(Imm32(n * sizeof(Value)));
+}
+
+}  // namespace jit
+}  // namespace js
+
+#endif /* jit_BaselineFrameInfo_inl_h */