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List:       pcc-list
Subject:    Re: Profiling
From:       Anders Magnusson <ragge () ludd ! ltu ! se>
Date:       2007-12-23 10:19:15
Message-ID: 200712231019.lBNAJFDP015176 () mother ! ludd ! ltu ! se
[Download RAW message or body]

> 
> Here is a patch to add -p option to ccom which enables profiling:
> 
Good, OK for me.

There may be different types of profiling (prof/gprof/...) but
it sounds sane to just use -p.  It will accept -pg anyway :-)

-- Ragge

> Index: cc/cc/cc.c
> ===================================================================
> RCS file: /cvsroot/pcc/cc/cc/cc.c,v
> retrieving revision 1.79
> diff -u -r1.79 cc.c
> --- cc/cc/cc.c	30 Nov 2007 23:05:15 -0000	1.79
> +++ cc/cc/cc.c	22 Dec 2007 17:23:11 -0000
> @@ -148,6 +148,7 @@
>   char *cppadd[] = CPPADD;
>   char *dynlinker[] = DYNLINKER;
>   char *crt0file = CRT0FILE;
> +char *crt0file_profile = CRT0FILE_PROFILE;
>   char *startfiles[] = STARTFILES;
>   char *endfiles[] = ENDFILES;
>   char *cppmdadd[] = CPPMDADD;
> @@ -156,6 +157,11 @@
>   #else
>   char *libclibs[] = { "-lc", NULL };
>   #endif
> +#ifdef LIBCLIBS_PROFILE
> +char *libclibs_profile[] = LIBCLIBS_PROFILE;
> +#else
> +char *libclibs_profile[] = { "-lc_p", NULL };
> +#endif
>   #ifndef STARTLABEL
>   #define STARTLABEL "__start"
>   #endif
> @@ -449,6 +455,8 @@
>   		av[na++]= "ccom";
>   		if (vflag)
>   			av[na++] = "-v";
> +		if (pgflag)
> +			av[na++] = "-p";
>   		if (gflag)
>   			av[na++] = "-g";
>   		if (kflag)
> @@ -547,7 +555,7 @@
>   			av[j++] = outfile;
>   		}
>   		if (!nostartfiles) {
> -			av[j++] = crt0file;
> +			av[j++] = pgflag ? crt0file_profile : crt0file;
>   			for (i = 0; startfiles[i]; i++)
>   				av[j++] = startfiles[i];
>   		}
> @@ -565,9 +573,15 @@
>   #endif
>   		if (pthreads)
>   			av[j++] = "-lpthread";
> -		if (!nostdlib)
> -			for (i = 0; libclibs[i]; i++)
> -				av[j++] = libclibs[i];
> +		if (!nostdlib) {
> +			if (pgflag) {
> +				for (i = 0; libclibs_profile[i]; i++)
> +					av[j++] = libclibs_profile[i];
> +			} else {
> +				for (i = 0; libclibs[i]; i++)
> +					av[j++] = libclibs[i];
> +			}
> +		}
>   		if (!nostartfiles) {
>   			for (i = 0; endfiles[i]; i++)
>   				av[j++] = endfiles[i];
> Index: cc/ccom/main.c
> ===================================================================
> RCS file: /cvsroot/pcc/cc/ccom/main.c,v
> retrieving revision 1.75
> diff -u -r1.75 main.c
> --- cc/ccom/main.c	26 Nov 2007 00:26:46 -0000	1.75
> +++ cc/ccom/main.c	22 Dec 2007 17:23:11 -0000
> @@ -34,7 +34,7 @@
>   #include "pass1.h"
>   #include "pass2.h"
> 
> -int sflag, nflag, oflag, kflag;
> +int sflag, nflag, oflag, kflag, pflag;
>   int lflag, odebug, rdebug, s2debug, udebug, x2debug;
>   #if !defined(MULTIPASS) || defined(PASST)
>   int iTflag, oTflag;
> @@ -112,7 +116,7 @@
> 
>   	prgname = argv[0];
> 
> -	while ((ch = getopt(argc, argv, "VlwX:Z:W:sOT:gx:kvm:")) != -1)
> +	while ((ch = getopt(argc, argv, "OT:VW:X:Z:gklm:psx:vw")) != -1)
>   		switch (ch) {
>   #if !defined(MULTIPASS) || defined(PASS1)
>   		case 'X':
> @@ -202,6 +206,10 @@
>   			gflag = 1;
>   			break;
> 
> +		case 'p': /* Profiling */
> +			pflag = 1;
> +			break;
> +
>   		case 's': /* Statistics */
>   			++sflag;
>   			break;
> Index: mip/manifest.h
> ===================================================================
> RCS file: /cvsroot/pcc/mip/manifest.h,v
> retrieving revision 1.68
> diff -u -r1.68 manifest.h
> --- mip/manifest.h	26 Nov 2007 00:26:46 -0000	1.68
> +++ mip/manifest.h	22 Dec 2007 17:23:12 -0000
> @@ -175,7 +175,7 @@
>   extern int bdebug, tdebug, edebug;
>   extern int ddebug, xdebug, f2debug;
>   extern int iTflag, oTflag, kflag;
> -extern int sflag, nflag, gflag;
> +extern int sflag, nflag, gflag, pflag;
>   extern int Wstrict_prototypes, Wmissing_prototypes, Wimplicit_int,
>   	Wimplicit_function_declaration;
>   extern int xssaflag, xtailcallflag, xtemps, xdeljumps;
> Index: os/darwin/ccconfig.h
> ===================================================================
> RCS file: /cvsroot/pcc/os/darwin/ccconfig.h,v
> retrieving revision 1.4
> diff -u -r1.4 ccconfig.h
> --- os/darwin/ccconfig.h	2 Dec 2007 18:36:21 -0000	1.4
> +++ os/darwin/ccconfig.h	22 Dec 2007 17:23:12 -0000
> @@ -35,9 +35,11 @@
>   #define	CPPADD	{ "-D__Darwin__", "-I" INCLUDEDIR "/pcc", NULL }
>   #define	DYNLINKER { NULL }
>   #define CRT0FILE "/usr/lib/crt1.o"
> +#define CRT0FILE_PROFILE "/usr/lib/gcrt1.o"
>   #define STARTFILES { "-lcrt2.o", "-L/usr/lib/gcc/powerpc-apple- 
> darwin8/4.0.1", NULL }
>   #define	ENDFILES { NULL }
> -#define LIBCLIBS { "-lc", "-lgcc", NULL }
> +#define LIBCLIBS { "-lSystem", "-lgcc", NULL }
> +#define LIBCLIBS_PROFILE { "-lSystem_profile", "-lgcc", NULL }
>   #define STARTLABEL "start"
> 
>   /*
> Index: os/netbsd/ccconfig.h
> ===================================================================
> RCS file: /cvsroot/pcc/os/netbsd/ccconfig.h,v
> retrieving revision 1.9
> diff -u -r1.9 ccconfig.h
> --- os/netbsd/ccconfig.h	30 Nov 2007 23:13:43 -0000	1.9
> +++ os/netbsd/ccconfig.h	22 Dec 2007 17:23:12 -0000
> @@ -40,6 +40,7 @@
> 
>   /* host-dependent */
>   #define CRT0FILE LIBDIR "crt0.o"
> +#define CRT0FILE_PROFILE LIBDIR "gcrt0.o"
>   #define STARTFILES { LIBDIR "crti.o", LIBDIR "crtbegin.o", NULL }
>   #define	ENDFILES { LIBDIR "crtend.o", LIBDIR "crtn.o", NULL }
> 
> 
> 

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