diff options
Diffstat (limited to 'js/src/jit/BaselineCompiler.cpp')
-rw-r--r-- | js/src/jit/BaselineCompiler.cpp | 70 |
1 files changed, 68 insertions, 2 deletions
diff --git a/js/src/jit/BaselineCompiler.cpp b/js/src/jit/BaselineCompiler.cpp index 4dcc10b61..3fa5a80ed 100644 --- a/js/src/jit/BaselineCompiler.cpp +++ b/js/src/jit/BaselineCompiler.cpp @@ -1063,6 +1063,12 @@ BaselineCompiler::emit_JSOP_NOP_DESTRUCTURING() } bool +BaselineCompiler::emit_JSOP_TRY_DESTRUCTURING_ITERCLOSE() +{ + return true; +} + +bool BaselineCompiler::emit_JSOP_LABEL() { return true; @@ -1147,7 +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. @@ -1166,6 +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); @@ -1353,6 +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, @@ -3947,7 +4001,7 @@ BaselineCompiler::emit_JSOP_MOREITER() } bool -BaselineCompiler::emit_JSOP_ISNOITER() +BaselineCompiler::emitIsMagicValue() { frame.syncStack(0); @@ -3966,6 +4020,12 @@ BaselineCompiler::emit_JSOP_ISNOITER() } bool +BaselineCompiler::emit_JSOP_ISNOITER() +{ + return emitIsMagicValue(); +} + +bool BaselineCompiler::emit_JSOP_ENDITER() { if (!emit_JSOP_JUMPTARGET()) @@ -3977,6 +4037,12 @@ BaselineCompiler::emit_JSOP_ENDITER() } bool +BaselineCompiler::emit_JSOP_ISGENCLOSING() +{ + return emitIsMagicValue(); +} + +bool BaselineCompiler::emit_JSOP_GETRVAL() { frame.syncStack(0); |