Hi, Sun
After deep thinking, I put these two function in "symtab.cxx" and put the
function prototypes in "symtab_utils.h". I think this method will be better.
Follow is the new patch:
Index: be/com/wn_lower.cxx
===================================================================
--- be/com/wn_lower.cxx (revision 4043)
+++ be/com/wn_lower.cxx (working copy)
@@ -9513,6 +9513,14 @@
{
symType = Make_Pointer_Type(newType);
}
+ ST *sym_init = Find_Derived_Symbol(ST_name(sym));
+ if(sym_init)
+ {
+ FmtAssert((ST_type(sym_init) == ST_type(sym) || ST_type(sym_init)
== symType) ,
+ ("variable %s and its deriveed symble %s have different type.
",
+ ST_name(sym), ST_name(sym_init)));
+ Set_ST_type(sym_init, symType);
+ }
Set_ST_type(sym, symType);
if (stAlign > align)
Index: kgccfe/wfe_decl.cxx
===================================================================
--- kgccfe/wfe_decl.cxx (revision 4043)
+++ kgccfe/wfe_decl.cxx (working copy)
@@ -2257,15 +2257,7 @@
WFE_Generate_Temp_For_Initialized_Aggregate (tree init, char * name)
{
TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
- ST *temp = New_ST (CURRENT_SYMTAB);
- ST_Init (temp,
-#ifdef TARG_NVISA
- Save_Str2 (name, "_init"),
-#else
- Save_Str2 (name, ".init"),
-#endif
- CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
- ty_idx );
+ ST *temp = Make_Derived_Symbol(name,ty_idx);
if (TREE_CODE(init) == CONSTRUCTOR
&& ! Use_Static_Init_For_Aggregate (temp, init))
{
Index: common/com/symtab.cxx
===================================================================
--- common/com/symtab.cxx (revision 4043)
+++ common/com/symtab.cxx (working copy)
@@ -239,6 +239,33 @@
return FALSE;
}
+ST *
+Make_Derived_Symbol(char * name, TY_IDX ty_idx){
+ ST *temp = New_ST(CURRENT_SYMTAB);
+ ST_Init(temp,
+ Save_Str2(name, ST_INIT_SUFFIX),
+ CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
+ ty_idx);
+ return temp;
+}
+
+ST *
+Find_Derived_Symbol(char * name){
+ ST * sym_init = NULL;
+ int i = 0;
+ int len = strlen(name);
+ FOREACH_SYMBOL(CURRENT_SYMTAB,sym_init,i)
+ {
+ char *p= ST_name(ST_st_idx(sym_init));
+ if(p && memcmp(p, name, len) == 0 &&
+ memcmp(p+len, ST_INIT_SUFFIX, ST_INIT_SUFFIX_LEN) == 0)
+ {
+ return sym_init;
+ }
+ }
+ return NULL;
+}
+
//----------------------------------------------------------------------
// TY-related utilities
//----------------------------------------------------------------------
Index: common/com/symtab_defs.h
===================================================================
--- common/com/symtab_defs.h (revision 4043)
+++ common/com/symtab_defs.h (working copy)
@@ -1127,5 +1127,11 @@
typedef SYMTAB_HEADER_TABLE<GLOBAL_SYMTAB_TABLES>
GLOBAL_SYMTAB_HEADER_TABLE;
typedef SYMTAB_HEADER_TABLE<LOCAL_SYMTAB_TABLES> LOCAL_SYMTAB_HEADER_TABLE;
+#ifdef TARG_NVISA
+#define ST_INIT_SUFFIX "_init"
+#else
+#define ST_INIT_SUFFIX ".init"
+#endif
+#define ST_INIT_SUFFIX_LEN sizeof(ST_INIT_SUFFIX)
#endif /* symtab_defs_INCLUDED */
Index: common/com/symtab_utils.h
===================================================================
--- common/com/symtab_utils.h (revision 4043)
+++ common/com/symtab_utils.h (working copy)
@@ -111,6 +111,12 @@
void
Clear_local_symtab_addr_flags (const SCOPE& scope);
+ST *
+Make_Derived_Symbol(char * name, TY_IDX ty_idx);
+
+ST *
+Find_Derived_Symbol(char * name);
+
//----------------------------------------------------------------------
// TY-related utilities
//----------------------------------------------------------------------
Index: wgen/wgen_decl.cxx
===================================================================
--- wgen/wgen_decl.cxx (revision 4043)
+++ wgen/wgen_decl.cxx (working copy)
@@ -4452,11 +4452,7 @@
WGEN_Generate_Temp_For_Initialized_Aggregate (gs_t init, char * name)
{
TY_IDX ty_idx = Get_TY(gs_tree_type(init));
- ST *temp = New_ST (CURRENT_SYMTAB);
- ST_Init (temp,
- Save_Str2 (name, ".init"),
- CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
- ty_idx );
+ ST * temp = Make_Derived_Symbol(name,ty_idx);
AGGINIT agginit;
gs_code_t code = gs_tree_code(init);
if (code == GS_CONSTRUCTOR
@@ -4546,11 +4542,7 @@
DevWarn ("Static initialize %s(%s)\n",
ST_name(target_st), Sclass_Name(ST_sclass(target_st)));
TY_IDX ty_idx = Get_TY(gs_tree_type(init));
- ST *temp = New_ST (CURRENT_SYMTAB);
- ST_Init (temp,
- Save_Str2 (ST_name(target_st), ".init"),
- CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
- ty_idx );
+ ST *temp = Make_Derived_Symbol(ST_name(target_st),ty_idx);
// setup inito for target_st
Set_ST_is_initialized(temp);
agginit.Set_inito(New_INITO(temp));
Index: kg++fe/wfe_decl.cxx
===================================================================
--- kg++fe/wfe_decl.cxx (revision 4043)
+++ kg++fe/wfe_decl.cxx (working copy)
@@ -3113,11 +3113,7 @@
WFE_Generate_Temp_For_Initialized_Aggregate (tree init, char * name)
{
TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
- ST *temp = New_ST (CURRENT_SYMTAB);
- ST_Init (temp,
- Save_Str2 (name, ".init"),
- CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
- ty_idx );
+ ST *temp = Make_Derived_Symbol(name,ty_idx);
if (TREE_CODE(init) == CONSTRUCTOR
&& ! Use_Static_Init_For_Aggregate (temp, init))
{
@@ -3172,11 +3168,7 @@
DevWarn ("Static initialize %s(%s)\n",
ST_name(target_st), Sclass_Name(ST_sclass(target_st)));
TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
- ST *temp = New_ST (CURRENT_SYMTAB);
- ST_Init (temp,
- Save_Str2 (ST_name(target_st), ".init"),
- CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
- ty_idx );
+ ST *temp = Make_Derived_Symbol(name,ty_idx);
// setup inito for target_st
Set_ST_is_initialized(temp);
aggregate_inito = New_INITO (temp);
Thanks.
Liwei Zhang
-----邮件原件-----
发件人: Sun Chan [mailto:[email protected]]
发送时间: 2012年11月30日 10:55
收件人: zhangliwei
抄送: [email protected]; rfshen
主题: Re: 答复: [Open64-devel] Code review for bug1011[WOPT]
so may be those new functions doesn't belong in the .h file
Sun
On Fri, Nov 30, 2012 at 10:18 AM, zhangliwei <[email protected]>
wrote:
> Hi, Sun
> You are right.
> This function is a little complex , "inline" is not suitable.
>
> But all other functions in this file is inline, this function will looks
> inconsistent.
> Which method will be better?
>
> Thanks.
> Liwei Zhang
>
> -----邮件原件-----
> 发件人: Sun Chan [mailto:[email protected]]
> 发送时间: 2012年11月30日 7:05
> 收件人: zhangliwei
> 抄送: [email protected]; rfshen
> 主题: Re: [Open64-devel] Code review for bug1011[WOPT]
>
> are you sure you want to inline Find_derived_symbol?
> Sun
>
> On Wed, Nov 28, 2012 at 11:17 AM, zhangliwei <[email protected]>
> wrote:
>> Hi,
>>
>> Could someone review the patch for Bug1011? Thanks very much.
>>
>>
>>
>> This solution is that when the compiler improves the variable “a”
> alignment
>> from 1byte to 4byte, the derived variable “a.init” alignment also
change
>> from 1 to 4.
>>
>>
>>
>> This is the patch:
>>
>> 1 Index: be/com/wn_lower.cxx
>>
>> 2 ===================================================================
>>
>> 3 --- be/com/wn_lower.cxx (revision 4043)
>>
>> 4 +++ be/com/wn_lower.cxx (working copy)
>>
>> 5 @@ -9513,6 +9513,14 @@
>>
>> 6 {
>>
>> 7 symType = Make_Pointer_Type(newType);
>>
>> 8 }
>>
>> 9 + ST *sym_init = Find_Derived_Symbol(ST_name(sym));
>>
>> 10 + if(sym_init)
>>
>> 11 + {
>>
>> 12 + FmtAssert((ST_type(sym_init) == ST_type(sym) ||
>> ST_type(sym_init) == symType) ,
>>
>> 13 + ("variable %s and its deriveed symble %s have
different
>> type.",
>>
>> 14 + ST_name(sym), ST_name(sym_init)));
>>
>> 15 + Set_ST_type(sym_init, symType);
>>
>> 16 + }
>>
>> 17 Set_ST_type(sym, symType);
>>
>> 18
>>
>> 19 if (stAlign > align)
>>
>> 20 Index: kgccfe/wfe_decl.cxx
>>
>> 21 ===================================================================
>>
>> 22 --- kgccfe/wfe_decl.cxx (revision 4043)
>>
>> 23 +++ kgccfe/wfe_decl.cxx (working copy)
>>
>> 24 @@ -2257,15 +2257,7 @@
>>
>> 25 WFE_Generate_Temp_For_Initialized_Aggregate (tree init, char * name)
>>
>> 26 {
>>
>> 27 TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
>>
>> 28 - ST *temp = New_ST (CURRENT_SYMTAB);
>>
>> 29 - ST_Init (temp,
>>
>> 30 -#ifdef TARG_NVISA
>>
>> 31 - Save_Str2 (name, "_init"),
>>
>> 32 -#else
>>
>> 33 - Save_Str2 (name, ".init"),
>>
>> 34 -#endif
>>
>> 35 - CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 36 - ty_idx );
>>
>> 37 + ST *temp = Make_Derived_Symbol(name,ty_idx);
>>
>> 38 if (TREE_CODE(init) == CONSTRUCTOR
>>
>> 39 && ! Use_Static_Init_For_Aggregate (temp, init))
>>
>> 40 {
>>
>> 41 Index: common/com/symtab.h
>>
>> 42 ===================================================================
>>
>> 43 --- common/com/symtab.h (revision 4043)
>>
>> 44 +++ common/com/symtab.h (working copy)
>>
>> 45 @@ -232,6 +232,33 @@
>>
>> 46 && (ST_strong(s) != s);
>>
>> 47 }
>>
>> 48
>>
>> 49 +inline ST *
>>
>> 50 +Make_Derived_Symbol(char * name, TY_IDX ty_idx){
>>
>> 51 + ST *temp = New_ST(CURRENT_SYMTAB);
>>
>> 52 + ST_Init(temp,
>>
>> 53 + Save_Str2(name, ST_INIT_SUFFIX),
>>
>> 54 + CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 55 + ty_idx);
>>
>> 56 + return temp;
>>
>> 57 +}
>>
>> 58 +
>>
>> 59 +inline ST *
>>
>> 60 +Find_Derived_Symbol(char * name){
>>
>> 61 + ST * sym_init = NULL;
>>
>> 62 + int i = 0;
>>
>> 63 + int len = strlen(name);
>>
>> 64 + FOREACH_SYMBOL(CURRENT_SYMTAB,sym_init,i)
>>
>> 65 + {
>>
>> 66 + char *p= ST_name(ST_st_idx(sym_init));
>>
>> 67 + if(p && memcmp(p, name, len) == 0 &&
>>
>> 68 + memcmp(p+len, ST_INIT_SUFFIX, ST_INIT_SUFFIX_LEN) == 0)
>>
>> 69 + {
>>
>> 70 + return sym_init;
>>
>> 71 + }
>>
>> 72 + }
>>
>> 73 + return NULL;
>>
>> 74 +}
>>
>> 75 +
>>
>> 76
>> //----------------------------------------------------------------------
>>
>> 77 // INITO
>>
>> 78
>> //----------------------------------------------------------------------
>>
>> 79 Index: common/com/symtab_defs.h
>>
>> 80 ===================================================================
>>
>> 81 --- common/com/symtab_defs.h (revision 4043)
>>
>> 82 +++ common/com/symtab_defs.h (working copy)
>>
>> 83 @@ -1127,5 +1127,11 @@
>>
>> 84 typedef SYMTAB_HEADER_TABLE<GLOBAL_SYMTAB_TABLES>
>> GLOBAL_SYMTAB_HEADER_TABLE;
>>
>> 85 typedef SYMTAB_HEADER_TABLE<LOCAL_SYMTAB_TABLES>
>> LOCAL_SYMTAB_HEADER_TABLE;
>>
>> 86
>>
>> 87 +#ifdef TARG_NVISA
>>
>> 88 +#define ST_INIT_SUFFIX "_init"
>>
>> 89 +#else
>>
>> 90 +#define ST_INIT_SUFFIX ".init"
>>
>> 91 +#endif
>>
>> 92 +#define ST_INIT_SUFFIX_LEN sizeof(ST_INIT_SUFFIX)
>>
>> 93 #endif /* symtab_defs_INCLUDED */
>>
>> 94
>>
>> 95 Index: wgen/wgen_decl.cxx
>>
>> 96 ===================================================================
>>
>> 97 --- wgen/wgen_decl.cxx (revision 4043)
>>
>> 98 +++ wgen/wgen_decl.cxx (working copy)
>>
>> 99 @@ -4452,11 +4452,7 @@
>>
>> 100 WGEN_Generate_Temp_For_Initialized_Aggregate (gs_t init, char *
name)
>>
>> 101 {
>>
>> 102 TY_IDX ty_idx = Get_TY(gs_tree_type(init));
>>
>> 103 - ST *temp = New_ST (CURRENT_SYMTAB);
>>
>> 104 - ST_Init (temp,
>>
>> 105 - Save_Str2 (name, ".init"),
>>
>> 106 - CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 107 - ty_idx );
>>
>> 108 + ST * temp = Make_Derived_Symbol(name,ty_idx);
>>
>> 109 AGGINIT agginit;
>>
>> 110 gs_code_t code = gs_tree_code(init);
>>
>> 111 if (code == GS_CONSTRUCTOR
>>
>> 112 @@ -4546,11 +4542,7 @@
>>
>> 113 DevWarn ("Static initialize %s(%s)\n",
>>
>> 114 ST_name(target_st),
>> Sclass_Name(ST_sclass(target_st)));
>>
>> 115 TY_IDX ty_idx = Get_TY(gs_tree_type(init));
>>
>> 116 - ST *temp = New_ST (CURRENT_SYMTAB);
>>
>> 117 - ST_Init (temp,
>>
>> 118 - Save_Str2 (ST_name(target_st), ".init"),
>>
>> 119 - CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 120 - ty_idx );
>>
>> 121 + ST *temp = Make_Derived_Symbol(ST_name(target_st),ty_idx);
>>
>> 122 // setup inito for target_st
>>
>> 123 Set_ST_is_initialized(temp);
>>
>> 124 agginit.Set_inito(New_INITO(temp));
>>
>> 125 Index: kg++fe/wfe_decl.cxx
>>
>> 126 ===================================================================
>>
>> 127 --- kg++fe/wfe_decl.cxx (revision 4043)
>>
>> 128 +++ kg++fe/wfe_decl.cxx (working copy)
>>
>> 129 @@ -3113,11 +3113,7 @@
>>
>> 130 WFE_Generate_Temp_For_Initialized_Aggregate (tree init, char * name)
>>
>> 131 {
>>
>> 132 TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
>>
>> 133 - ST *temp = New_ST (CURRENT_SYMTAB);
>>
>> 134 - ST_Init (temp,
>>
>> 135 - Save_Str2 (name, ".init"),
>>
>> 136 - CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 137 - ty_idx );
>>
>> 138 + ST *temp = Make_Derived_Symbol(name,ty_idx);
>>
>> 139 if (TREE_CODE(init) == CONSTRUCTOR
>>
>> 140 && ! Use_Static_Init_For_Aggregate (temp, init))
>>
>> 141 {
>>
>> 142 @@ -3172,11 +3168,7 @@
>>
>> 143 DevWarn ("Static initialize %s(%s)\n",
>>
>> 144 ST_name(target_st),
>> Sclass_Name(ST_sclass(target_st)));
>>
>> 145 TY_IDX ty_idx = Get_TY(TREE_TYPE(init));
>>
>> 146 - ST *temp = New_ST (CURRENT_SYMTAB);
>>
>> 147 - ST_Init (temp,
>>
>> 148 - Save_Str2 (ST_name(target_st), ".init"),
>>
>> 149 - CLASS_VAR, SCLASS_PSTATIC, EXPORT_LOCAL,
>>
>> 150 - ty_idx );
>>
>> 151 + ST *temp = Make_Derived_Symbol(name,ty_idx);
>>
>> 152 // setup inito for target_st
>>
>> 153 Set_ST_is_initialized(temp);
>>
>> 154 aggregate_inito = New_INITO (temp);
>>
>>
>>
>> Best wishes,
>>
>> Liwei Zhang
>>
>>
>>
>
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