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Unified Diff: src/ia32/lithium-ia32.h

Issue 14371005: Various improvements regarding the way we print code code comments. (Closed) Base URL: https://v8.googlecode.com/svn/branches/bleeding_edge
Patch Set: Review feedback Created 7 years, 8 months ago
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Index: src/ia32/lithium-ia32.h
diff --git a/src/ia32/lithium-ia32.h b/src/ia32/lithium-ia32.h
index 10272fd4258a46a56de5d6d58de09d4535f9fb45..032d17e5c41422b01770bc6f02f558ec34a1b775 100644
--- a/src/ia32/lithium-ia32.h
+++ b/src/ia32/lithium-ia32.h
@@ -278,6 +278,8 @@ class LInstruction: public ZoneObject {
LOperand* FirstInput() { return InputAt(0); }
LOperand* Output() { return HasResult() ? result() : NULL; }
+ virtual bool HasInterestingComment(LCodeGen* gen) const { return true; }
+
#ifdef DEBUG
void VerifyCall();
#endif
@@ -378,6 +380,10 @@ class LInstructionGap: public LGap {
explicit LInstructionGap(HBasicBlock* block) : LGap(block) { }
virtual bool ClobbersDoubleRegisters() const { return false; }
+ virtual bool HasInterestingComment(LCodeGen* gen) const {
+ return !IsRedundant();
+ }
+
DECLARE_CONCRETE_INSTRUCTION(InstructionGap, "gap")
};
@@ -386,6 +392,7 @@ class LGoto: public LTemplateInstruction<0, 0, 0> {
public:
explicit LGoto(int block_id) : block_id_(block_id) { }
+ virtual bool HasInterestingComment(LCodeGen* gen) const;
DECLARE_CONCRETE_INSTRUCTION(Goto, "goto")
virtual void PrintDataTo(StringStream* stream);
virtual bool IsControl() const { return true; }
@@ -423,12 +430,14 @@ class LLabel: public LGap {
explicit LLabel(HBasicBlock* block)
: LGap(block), replacement_(NULL) { }
+ virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
DECLARE_CONCRETE_INSTRUCTION(Label, "label")
virtual void PrintDataTo(StringStream* stream);
int block_id() const { return block()->block_id(); }
bool is_loop_header() const { return block()->IsLoopHeader(); }
+ bool is_osr_entry() const { return block()->is_osr_entry(); }
Label* label() { return &label_; }
LLabel* replacement() const { return replacement_; }
void set_replacement(LLabel* label) { replacement_ = label; }
@@ -442,6 +451,7 @@ class LLabel: public LGap {
class LParameter: public LTemplateInstruction<1, 0, 0> {
public:
+ virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
DECLARE_CONCRETE_INSTRUCTION(Parameter, "parameter")
};
@@ -465,6 +475,7 @@ class LCallStub: public LTemplateInstruction<1, 1, 0> {
class LUnknownOSRValue: public LTemplateInstruction<1, 0, 0> {
public:
+ virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
DECLARE_CONCRETE_INSTRUCTION(UnknownOSRValue, "unknown-osr-value")
};
@@ -2673,6 +2684,7 @@ class LOsrEntry: public LTemplateInstruction<0, 0, 0> {
public:
LOsrEntry();
+ virtual bool HasInterestingComment(LCodeGen* gen) const { return false; }
DECLARE_CONCRETE_INSTRUCTION(OsrEntry, "osr-entry")
LOperand** SpilledRegisterArray() { return register_spills_; }
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