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gcc internal variable: optimize has a mystical problem

This commit is contained in:
fanfuqiang 2018-11-02 23:47:17 +08:00
parent 47ed529af4
commit f7e8dd92cb
2 changed files with 11 additions and 10 deletions
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19
src/rap_plugin/rap-hl-cfi.c
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@ -15,6 +15,7 @@
#include "tree-pass.h"
#include "rap-hl-cfi.h"
#include "diagnostic.h"
#include "options.h"
/* There are many optimization methrod can do for RAP.
From simple to complex and aside with the gcc internal work stage.
@ -35,7 +36,7 @@
//extern struct simple_ipa_opt_pass pass_ipa_pta;
/* Contains the beed called optimization level of GCC */
int cfi_gcc_optimize_level = 0;
volatile int cfi_gcc_optimize_level = 0;
/* Count how many function we have optimized */
int rap_opt_statistics_data = 0;
/* Contain the statistics data, maybe gcc will called many times, we need output
@ -47,7 +48,7 @@ static bitmap sensi_funcs;
/* Contains the type database which are pointer analysis can not sloved */
static struct pointer_set_t *pointer_types;
//
static bool will_call_ipa_ptai = false;
static bool will_call_ipa_pta = false;
/* For compatiable with the original RAP */
typedef int rap_hash_value_type;
/* Used for disable dom info, because dom info is function based,
@ -75,6 +76,7 @@ rap_check_will_call_passes (void* gcc_data, void* user_data)
// gcc internal defined pass name.
extern struct simple_ipa_opt_pass pass_ipa_pta;
extern struct gcc_options global_options;
/* Try make GCC call ipa-pta pass if optimization level is NOT 0 */
void
rap_try_call_ipa_pta (void* gcc_data, void* user_data)
@ -83,17 +85,16 @@ rap_try_call_ipa_pta (void* gcc_data, void* user_data)
/* If already execute pta pass, return immediatelly. */
if (will_call_ipa_pta)
return;
if (optimize
&& !(errorcount || sorrycount)
&& (void *)current_pass == (void *)&pass_ipa_pta)
/*(! strcmp ((current_pass)->name, "pta")))*/
if (/*optimize && */
(0 == errorcount + sorrycount) &&
(void *)current_pass == (void *)&pass_ipa_pta)
{
will_call_ipa_pta = true;
*(bool*)gcc_data = true;
/* The variable optimize is defined int GCC */
*(int*)user_data = optimize;
*(volatile int*)user_data = optimize;
}
//gcc_assert (init);
return;
}

2
src/rap_plugin/rap-hl-cfi.h
View File

@ -14,7 +14,7 @@
#define RAP_OPT_H
/* Contains the beed called optimization level of GCC */
extern int cfi_gcc_optimize_level;
extern volatile int cfi_gcc_optimize_level;
/* Count how many function we have optimized */
extern int rap_opt_statistics_data;