[SCSI] aic7xxx: introduce "dont_generate_debug_code" keyword in aicas…

…m parser aic7xxx still contains ~30kb of dead code if pretty printing of registers is requested. These patches deal with it. Size differences: text data bss dec hex filename DEBUG_ENABLE+PRETTY_PRINT: 234697 2362 1188 238247 3a2a7 linux-2.6.26-rc8-/drivers/scsi/aic7xxx/built-in.o 205092 2362 1188 208642 32f02 linux-2.6.26-rc8/drivers/scsi/aic7xxx/built-in.o NO_DEBUG_ENABLE+PRETTY_PRINT: 227272 2362 1172 230806 38596 linux-2.6.26-rc8-/drivers/scsi/aic7xxx/built-in.o 197671 2362 1172 201205 311f5 linux-2.6.26-rc8/drivers/scsi/aic7xxx/built-in.o DEBUG_ENABLE+NO_PRETTY_PRINT: 192457 2362 1188 196007 2fda7 linux-2.6.26-rc8-/drivers/scsi/aic7xxx/built-in.o 192457 2362 1188 196007 2fda7 linux-2.6.26-rc8/drivers/scsi/aic7xxx/built-in.o NO_DEBUG_ENABLE+NO_PRETTY_PRINT: 185040 2362 1172 188574 2e09e linux-2.6.26-rc8-/drivers/scsi/aic7xxx/built-in.o 185040 2362 1172 188574 2e09e linux-2.6.26-rc8/drivers/scsi/aic7xxx/built-in.o This patch: Introduce "dont_generate_debug_code" keyword in aicasm parser. Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Acked-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
git-mirror · Oct 23, 2008 · fa25b99 · fa25b99
1 parent 5a36756
commit fa25b99
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Showing 4 changed files with 16 additions and 1 deletion.
diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y b/drivers/scsi/aic7xxx/aicasm/aicasm_gram.y
@@ -147,6 +147,8 @@ void yyerror(const char *string);
 
 %token T_ACCESS_MODE
 
+%token T_DONT_GENERATE_DEBUG_CODE
+
 %token T_MODES
 
 %token T_DEFINE
@@ -357,6 +359,7 @@ reg_attribute:
 |	size
 |	count
 |	access_mode
+|	dont_generate_debug_code
 |	modes
 |	field_defn
 |	enum_defn
@@ -410,6 +413,13 @@ access_mode:
 	}
 ;
 
+dont_generate_debug_code:
+	T_DONT_GENERATE_DEBUG_CODE
+	{
+		cur_symbol->dont_generate_debug_code = 1;
+	}
+;
+
 modes:
 	T_MODES mode_list
 	{

diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_scan.l b/drivers/scsi/aic7xxx/aicasm/aicasm_scan.l
@@ -164,6 +164,7 @@ download		{ return T_DOWNLOAD; }
 address			{ return T_ADDRESS; }
 count			{ return T_COUNT; }
 access_mode		{ return T_ACCESS_MODE; }
+dont_generate_debug_code { return T_DONT_GENERATE_DEBUG_CODE; }
 modes			{ return T_MODES; }
 RW|RO|WO		{
 				 if (strcmp(yytext, "RW") == 0)

diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.c b/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.c
@@ -539,6 +539,9 @@ symtable_dump(FILE *ofile, FILE *dfile)
 	aic_print_include(dfile, stock_include_file);
 	SLIST_FOREACH(curnode, &registers, links) {
 
+		if (curnode->symbol->dont_generate_debug_code)
+			continue;
+
 		switch(curnode->symbol->type) {
 		case REGISTER:
 		case SCBLOC:

diff --git a/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h b/drivers/scsi/aic7xxx/aicasm/aicasm_symbol.h
@@ -137,7 +137,8 @@ typedef struct symbol {
 		struct label_info *linfo;
 		struct cond_info  *condinfo;
 		struct macro_info *macroinfo;
-	}info;
+	} info;
+	int	dont_generate_debug_code;
 } symbol_t;
 
 typedef struct symbol_ref {