Merge branch 'master' of https://github.com/MoonchildProductions/UXP into js_array_values_1

1 files changed, 93 insertions, 2 deletions

diff --git a/js/src/jit/BaselineCompiler.cpp b/js/src/jit/BaselineCompiler.cpp
index c58367aa3..3fa5a80ed 100644
--- a/js/src/jit/BaselineCompiler.cpp
+++ b/js/src/jit/BaselineCompiler.cpp
@@ -9,6 +9,8 @@
 #include "mozilla/Casting.h"
 #include "mozilla/SizePrintfMacros.h"
 
+#include "jsfun.h"
+
 #include "jit/BaselineIC.h"
 #include "jit/BaselineJIT.h"
 #include "jit/FixedList.h"
@@ -1061,6 +1063,12 @@ BaselineCompiler::emit_JSOP_NOP_DESTRUCTURING()
 }
 
 bool
+BaselineCompiler::emit_JSOP_TRY_DESTRUCTURING_ITERCLOSE()
+{
+    return true;
+}
+
+bool
 BaselineCompiler::emit_JSOP_LABEL()
 {
     return true;
@@ -1145,7 +1153,7 @@ BaselineCompiler::emit_JSOP_PICK()
     //     after : A B D E C
 
     // First, move value at -(amount + 1) into R0.
-    int depth = -(GET_INT8(pc) + 1);
+    int32_t depth = -(GET_INT8(pc) + 1);
     masm.loadValue(frame.addressOfStackValue(frame.peek(depth)), R0);
 
     // Move the other values down.
@@ -1164,6 +1172,34 @@ BaselineCompiler::emit_JSOP_PICK()
 }
 
 bool
+BaselineCompiler::emit_JSOP_UNPICK()
+{
+    frame.syncStack(0);
+
+    // Pick takes the top of the stack value and moves it under the nth value.
+    // For instance, unpick 2:
+    //     before: A B C D E
+    //     after : A B E C D
+
+    // First, move value at -1 into R0.
+    masm.loadValue(frame.addressOfStackValue(frame.peek(-1)), R0);
+
+    // Move the other values up.
+    int32_t depth = -(GET_INT8(pc) + 1);
+    for (int32_t i = -1; i > depth; i--) {
+        Address source = frame.addressOfStackValue(frame.peek(i - 1));
+        Address dest = frame.addressOfStackValue(frame.peek(i));
+        masm.loadValue(source, R1);
+        masm.storeValue(R1, dest);
+    }
+
+    // Store R0 under the nth value.
+    Address dest = frame.addressOfStackValue(frame.peek(depth));
+    masm.storeValue(R0, dest);
+    return true;
+}
+
+bool
 BaselineCompiler::emit_JSOP_GOTO()
 {
     frame.syncStack(0);
@@ -1351,6 +1387,26 @@ BaselineCompiler::emit_JSOP_CHECKISOBJ()
     return true;
 }
 
+typedef bool (*CheckIsCallableFn)(JSContext*, HandleValue, CheckIsCallableKind);
+static const VMFunction CheckIsCallableInfo =
+    FunctionInfo<CheckIsCallableFn>(CheckIsCallable, "CheckIsCallable");
+
+bool
+BaselineCompiler::emit_JSOP_CHECKISCALLABLE()
+{
+    frame.syncStack(0);
+    masm.loadValue(frame.addressOfStackValue(frame.peek(-1)), R0);
+
+    prepareVMCall();
+
+    pushArg(Imm32(GET_UINT8(pc)));
+    pushArg(R0);
+    if (!callVM(CheckIsCallableInfo))
+        return false;
+
+    return true;
+}
+
 typedef bool (*ThrowUninitializedThisFn)(JSContext*, BaselineFrame* frame);
 static const VMFunction ThrowUninitializedThisInfo =
     FunctionInfo<ThrowUninitializedThisFn>(BaselineThrowUninitializedThis,
@@ -1681,6 +1737,29 @@ BaselineCompiler::emit_JSOP_LAMBDA_ARROW()
     return true;
 }
 
+typedef bool (*SetFunNameFn)(JSContext*, HandleFunction, HandleValue, FunctionPrefixKind);
+static const VMFunction SetFunNameInfo =
+    FunctionInfo<SetFunNameFn>(js::SetFunctionNameIfNoOwnName, "SetFunName");
+
+bool
+BaselineCompiler::emit_JSOP_SETFUNNAME()
+{
+    frame.popRegsAndSync(2);
+
+    frame.push(R0);
+    frame.syncStack(0);
+
+    FunctionPrefixKind prefixKind = FunctionPrefixKind(GET_UINT8(pc));
+    masm.unboxObject(R0, R0.scratchReg());
+
+    prepareVMCall();
+
+    pushArg(Imm32(int32_t(prefixKind)));
+    pushArg(R1);
+    pushArg(R0.scratchReg());
+    return callVM(SetFunNameInfo);
+}
+
 void
 BaselineCompiler::storeValue(const StackValue* source, const Address& dest,
                              const ValueOperand& scratch)
@@ -3922,7 +4001,7 @@ BaselineCompiler::emit_JSOP_MOREITER()
 }
 
 bool
-BaselineCompiler::emit_JSOP_ISNOITER()
+BaselineCompiler::emitIsMagicValue()
 {
     frame.syncStack(0);
 
@@ -3941,6 +4020,12 @@ BaselineCompiler::emit_JSOP_ISNOITER()
 }
 
 bool
+BaselineCompiler::emit_JSOP_ISNOITER()
+{
+    return emitIsMagicValue();
+}
+
+bool
 BaselineCompiler::emit_JSOP_ENDITER()
 {
     if (!emit_JSOP_JUMPTARGET())
@@ -3952,6 +4037,12 @@ BaselineCompiler::emit_JSOP_ENDITER()
 }
 
 bool
+BaselineCompiler::emit_JSOP_ISGENCLOSING()
+{
+    return emitIsMagicValue();
+}
+
+bool
 BaselineCompiler::emit_JSOP_GETRVAL()
 {
     frame.syncStack(0);