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[turbofan] Skip printing of empty gap moves.

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R=bmeurer@chromium.org
BUG=

Review URL: https://codereview.chromium.org/812983002

Cr-Commit-Position: refs/heads/master@{#25878}
This commit is contained in:
titzer 2014-12-18 01:41:43 -08:00 committed by Commit bot
parent b34a7d23d2
commit 7edd6efd4e
1 changed files with 11 additions and 9 deletions
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20
src/compiler/instruction.cc
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@ -287,16 +287,18 @@ std::ostream& operator<<(std::ostream& os,
if (instr.IsGapMoves()) {
const GapInstruction* gap = GapInstruction::cast(&instr);
os << "gap ";
for (int i = GapInstruction::FIRST_INNER_POSITION;
i <= GapInstruction::LAST_INNER_POSITION; i++) {
os << "(";
if (gap->parallel_moves_[i] != NULL) {
PrintableParallelMove ppm = {printable.register_configuration_,
gap->parallel_moves_[i]};
os << ppm;
if (!gap->IsRedundant()) {
os << "gap ";
for (int i = GapInstruction::FIRST_INNER_POSITION;
i <= GapInstruction::LAST_INNER_POSITION; i++) {
os << "(";
if (gap->parallel_moves_[i] != NULL) {
PrintableParallelMove ppm = {printable.register_configuration_,
gap->parallel_moves_[i]};
os << ppm;
}
os << ") ";
}
os << ") ";
}
} else if (instr.IsSourcePosition()) {
const SourcePositionInstruction* pos =