Add a few Subzero intrinsics (not the atomic ones yet).
Handle:
* mem{cpy,move,set} (without optimizations for known lengths)
* nacl.read.tp
* setjmp, longjmp
* trap
Mostly see if the dispatching/organization is okay.
BUG= https://code.google.com/p/nativeclient/issues/detail?id=3882
R=stichnot@chromium.org
Review URL: https://codereview.chromium.org/321993002
diff --git a/src/IceInstX8632.h b/src/IceInstX8632.h
index 8a6f14a..7e6e199 100644
--- a/src/IceInstX8632.h
+++ b/src/IceInstX8632.h
@@ -52,16 +52,26 @@
// value for the index register.
class OperandX8632Mem : public OperandX8632 {
public:
+ enum SegmentRegisters {
+ DefaultSegment = -1,
+#define X(val, name) \
+ val,
+ SEG_REGX8632_TABLE
+#undef X
+ SegReg_NUM
+ };
static OperandX8632Mem *create(Cfg *Func, Type Ty, Variable *Base,
Constant *Offset, Variable *Index = NULL,
- uint32_t Shift = 0) {
+ uint16_t Shift = 0,
+ SegmentRegisters SegmentReg = DefaultSegment) {
return new (Func->allocate<OperandX8632Mem>())
- OperandX8632Mem(Func, Ty, Base, Offset, Index, Shift);
+ OperandX8632Mem(Func, Ty, Base, Offset, Index, Shift, SegmentReg);
}
Variable *getBase() const { return Base; }
Constant *getOffset() const { return Offset; }
Variable *getIndex() const { return Index; }
- uint32_t getShift() const { return Shift; }
+ uint16_t getShift() const { return Shift; }
+ SegmentRegisters getSegmentRegister() const { return SegmentReg; }
virtual void emit(const Cfg *Func) const;
virtual void dump(const Cfg *Func) const;
@@ -71,14 +81,15 @@
private:
OperandX8632Mem(Cfg *Func, Type Ty, Variable *Base, Constant *Offset,
- Variable *Index, uint32_t Shift);
+ Variable *Index, uint16_t Shift, SegmentRegisters SegmentReg);
OperandX8632Mem(const OperandX8632Mem &) LLVM_DELETED_FUNCTION;
OperandX8632Mem &operator=(const OperandX8632Mem &) LLVM_DELETED_FUNCTION;
virtual ~OperandX8632Mem() {}
Variable *Base;
Constant *Offset;
Variable *Index;
- uint32_t Shift;
+ uint16_t Shift;
+ SegmentRegisters SegmentReg : 16;
};
// VariableSplit is a way to treat an f64 memory location as a pair
@@ -160,6 +171,7 @@
Subss,
Test,
Ucomiss,
+ UD2,
Xor
};
static const char *getWidthString(Type Ty);
@@ -531,6 +543,23 @@
virtual ~InstX8632Ucomiss() {}
};
+// UD2 instruction.
+class InstX8632UD2 : public InstX8632 {
+public:
+ static InstX8632UD2 *create(Cfg *Func) {
+ return new (Func->allocate<InstX8632UD2>()) InstX8632UD2(Func);
+ }
+ virtual void emit(const Cfg *Func) const;
+ virtual void dump(const Cfg *Func) const;
+ static bool classof(const Inst *Inst) { return isClassof(Inst, UD2); }
+
+private:
+ InstX8632UD2(Cfg *Func);
+ InstX8632UD2(const InstX8632UD2 &) LLVM_DELETED_FUNCTION;
+ InstX8632UD2 &operator=(const InstX8632UD2 &) LLVM_DELETED_FUNCTION;
+ virtual ~InstX8632UD2() {}
+};
+
// Test instruction.
class InstX8632Test : public InstX8632 {
public:
