#include "llvm/CodeGen/SelectionDAGNodes.h"
#include "llvm/MC/MCAsmInfo.h"
#include "llvm/Support/ErrorHandling.h"
+#include <cctype>
using namespace llvm;
//===----------------------------------------------------------------------===//
/// insertNoop - Insert a noop into the instruction stream at the specified
/// point.
-void TargetInstrInfo::insertNoop(MachineBasicBlock &MBB,
+void TargetInstrInfo::insertNoop(MachineBasicBlock &MBB,
MachineBasicBlock::iterator MI) const {
llvm_unreachable("Target didn't implement insertNoop!");
}
bool TargetInstrInfo::isUnpredicatedTerminator(const MachineInstr *MI) const {
const TargetInstrDesc &TID = MI->getDesc();
if (!TID.isTerminator()) return false;
-
+
// Conditional branch is a special case.
if (TID.isBranch() && !TID.isBarrier())
return true;
/// Measure the specified inline asm to determine an approximation of its
/// length.
-/// Comments (which run till the next SeparatorChar or newline) do not
+/// Comments (which run till the next SeparatorString or newline) do not
/// count as an instruction.
/// Any other non-whitespace text is considered an instruction, with
-/// multiple instructions separated by SeparatorChar or newlines.
+/// multiple instructions separated by SeparatorString or newlines.
/// Variable-length instructions are not handled here; this function
/// may be overloaded in the target code to do that.
unsigned TargetInstrInfo::getInlineAsmLength(const char *Str,
const MCAsmInfo &MAI) const {
-
-
+
+
// Count the number of instructions in the asm.
bool atInsnStart = true;
unsigned Length = 0;
for (; *Str; ++Str) {
- if (*Str == '\n' || *Str == MAI.getSeparatorChar())
+ if (*Str == '\n' || strncmp(Str, MAI.getSeparatorString(),
+ strlen(MAI.getSeparatorString())) == 0)
atInsnStart = true;
if (atInsnStart && !std::isspace(*Str)) {
Length += MAI.getMaxInstLength();
strlen(MAI.getCommentString())) == 0)
atInsnStart = false;
}
-
+
return Length;
}