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binpac: Generate initialization code for external types.

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Numeric/pointer types can be initialized to 0.
This commit is contained in:
Jon Siwek 2013-09-25 17:03:06 -05:00 • committed by Tim Wojtulewicz
parent 201b43f3be
commit 81bf65e148
2 changed files with 10 additions and 0 deletions
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8
tools/binpac/src/pac_exttype.cc
View file

@ -1,6 +1,7 @@
#include "pac_exttype.h" #include "pac_exttype.h"
#include "pac_id.h" #include "pac_id.h"
#include "pac_decl.h" #include "pac_decl.h"
#include "pac_output.h"
bool ExternType::DefineValueVar() const bool ExternType::DefineValueVar() const
{ {
@ -40,6 +41,13 @@ string ExternType::EvalMember(const ID *member_id) const
member_id->Name()); member_id->Name());
} }
void ExternType::GenInitCode(Output* out_cc, Env* env)
{
if ( IsNumericType() || IsPointerType() )
out_cc->println("%s = 0;", env->LValue(value_var()));
Type::GenInitCode(out_cc, env);
}
void ExternType::DoGenParseCode(Output* out, Env* env, const DataPtr& data, int flags) void ExternType::DoGenParseCode(Output* out, Env* env, const DataPtr& data, int flags)
{ {
ASSERT(0); ASSERT(0);

2
tools/binpac/src/pac_exttype.h
View file

@ -26,6 +26,8 @@ public:
bool IsNumericType() const { return ext_type_ == NUMBER; } bool IsNumericType() const { return ext_type_ == NUMBER; }
bool IsPointerType() const { return ext_type_ == POINTER; } bool IsPointerType() const { return ext_type_ == POINTER; }
void GenInitCode(Output *out_cc, Env *env);
protected: protected:
void DoGenParseCode(Output *out, Env *env, const DataPtr& data, int flags); void DoGenParseCode(Output *out, Env *env, const DataPtr& data, int flags);
void GenDynamicSize(Output *out, Env *env, const DataPtr& data); void GenDynamicSize(Output *out, Env *env, const DataPtr& data);