MachineBasicBlock *BB; // The current MBB we are compiling
int VarArgsOffset; // Offset from fp for start of varargs area
- // External functions we may use in compiling the Module
- Function *__div64Fn, *__mul64Fn, *__rem64Fn,
- *__udiv64Fn, *__umul64Fn, *__urem64Fn;
-
std::map<Value*, unsigned> RegMap; // Mapping between Val's and SSA Regs
// MBBMap - Mapping between LLVM BB -> Machine BB
V8ISel(TargetMachine &tm) : TM(tm), F(0), BB(0) {}
- bool doInitialization(Module &M) {
- // Add external functions that we may call
- Type *l = Type::LongTy;
- Type *ul = Type::ULongTy;
- // long __div64(long, long);
- __div64Fn = M.getOrInsertFunction("__div64", l, l, l, 0);
- // long __div64(long, long);
- __mul64Fn = M.getOrInsertFunction("__mul64", l, l, l, 0);
- // long __div64(long, long);
- __rem64Fn = M.getOrInsertFunction("__rem64", l, l, l, 0);
- // unsigned long __udiv64(unsigned long, unsigned long);
- __udiv64Fn = M.getOrInsertFunction("__udiv64", ul, ul, ul, 0);
- // unsigned long __umul64(unsigned long, unsigned long);
- __umul64Fn = M.getOrInsertFunction("__umul64", ul, ul, ul, 0);
- // unsigned long __urem64(unsigned long, unsigned long);
- __urem64Fn = M.getOrInsertFunction("__urem64", ul, ul, ul, 0);
- return true;
- }
-
/// runOnFunction - Top level implementation of instruction selection for
/// the entire function.
///
MachineBasicBlock *BB; // The current MBB we are compiling
int VarArgsOffset; // Offset from fp for start of varargs area
- // External functions we may use in compiling the Module
- Function *__div64Fn, *__mul64Fn, *__rem64Fn,
- *__udiv64Fn, *__umul64Fn, *__urem64Fn;
-
std::map<Value*, unsigned> RegMap; // Mapping between Val's and SSA Regs
// MBBMap - Mapping between LLVM BB -> Machine BB
V8ISel(TargetMachine &tm) : TM(tm), F(0), BB(0) {}
- bool doInitialization(Module &M) {
- // Add external functions that we may call
- Type *l = Type::LongTy;
- Type *ul = Type::ULongTy;
- // long __div64(long, long);
- __div64Fn = M.getOrInsertFunction("__div64", l, l, l, 0);
- // long __div64(long, long);
- __mul64Fn = M.getOrInsertFunction("__mul64", l, l, l, 0);
- // long __div64(long, long);
- __rem64Fn = M.getOrInsertFunction("__rem64", l, l, l, 0);
- // unsigned long __udiv64(unsigned long, unsigned long);
- __udiv64Fn = M.getOrInsertFunction("__udiv64", ul, ul, ul, 0);
- // unsigned long __umul64(unsigned long, unsigned long);
- __umul64Fn = M.getOrInsertFunction("__umul64", ul, ul, ul, 0);
- // unsigned long __urem64(unsigned long, unsigned long);
- __urem64Fn = M.getOrInsertFunction("__urem64", ul, ul, ul, 0);
- return true;
- }
-
/// runOnFunction - Top level implementation of instruction selection for
/// the entire function.
///