diff options
| -rw-r--r-- | lib/Target/SparcV9/SparcV9PreSelection.cpp | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/lib/Target/SparcV9/SparcV9PreSelection.cpp b/lib/Target/SparcV9/SparcV9PreSelection.cpp index 13f5f6e..8895613 100644 --- a/lib/Target/SparcV9/SparcV9PreSelection.cpp +++ b/lib/Target/SparcV9/SparcV9PreSelection.cpp @@ -144,7 +144,6 @@ namespace { // These methods do the actual work of specializing code void visitInstruction(Instruction &I); // common work for every instr. void visitGetElementPtrInst(GetElementPtrInst &I); - void visitCastInst(CastInst &I); void visitCallInst(CallInst &I); // Helper functions for visiting operands of every instruction @@ -341,34 +340,6 @@ PreSelection::visitGetElementPtrInst(GetElementPtrInst &I) } -// Cast instructions: -// -- make multi-step casts explicit: -// -- float/double to uint32_t: -// If target does not have a float-to-unsigned instruction, we -// need to convert to uint64_t and then to uint32_t, or we may -// overflow the signed int representation for legal uint32_t -// values. Expand this without checking target. -// -- other common transformations on operands -// -void -PreSelection::visitCastInst(CastInst &I) -{ - CastInst* castI = NULL; - - // Check for a global and put its address into a register before this instr - if (I.getType() == Type::UIntTy && - I.getOperand(0)->getType()->isFloatingPoint()) { - // insert a cast-fp-to-long before I, and then replace the operand of I - castI = new CastInst(I.getOperand(0), Type::LongTy, "fp2Long2Uint", &I); - I.setOperand(0, castI); // replace fp operand with long - } - - // Perform other transformations common to all instructions - visitInstruction(I); - if (castI) - visitInstruction(*castI); -} - void PreSelection::visitCallInst(CallInst &I) { |