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[Cegcc-svn] SF.net SVN: cegcc: [853] trunk/cegcc/src/gcc/gcc
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From: <dan...@us...> - 2006-12-30 11:25:17
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Revision: 853
http://svn.sourceforge.net/cegcc/?rev=853&view=rev
Author: dannybackx
Date: 2006-12-30 03:25:16 -0800 (Sat, 30 Dec 2006)
Log Message:
-----------
This is the gcc part of the profiling patch.
Modified Paths:
--------------
trunk/cegcc/src/gcc/gcc/ChangeLog.ce
trunk/cegcc/src/gcc/gcc/config/arm/t-arm-coff
trunk/cegcc/src/gcc/gcc/config/arm/t-arm-elf
trunk/cegcc/src/gcc/gcc/config/arm/t-pe
trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-elf
trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-pe
trunk/cegcc/src/gcc/gcc/config/arm/t-wince-pe
trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-coff
trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-elf
trunk/cegcc/src/gcc/gcc/coverage.c
trunk/cegcc/src/gcc/gcc/doc/gcov.texi
trunk/cegcc/src/gcc/gcc/gcov-io.c
trunk/cegcc/src/gcc/gcc/libgcov.c
trunk/cegcc/src/gcc/gcc/tsystem.h
Modified: trunk/cegcc/src/gcc/gcc/ChangeLog.ce
===================================================================
--- trunk/cegcc/src/gcc/gcc/ChangeLog.ce 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/ChangeLog.ce 2006-12-30 11:25:16 UTC (rev 853)
@@ -1,3 +1,21 @@
+2006-12-21 Danny Backx <dan...@us...>
+
+ * config/arm/t-strongarm-pe config/arm/t-strongarm-elf config/arm/t-pe
+ config/arm/t-arm-elf config/arm/t-xscale-elf config/arm/t-xscale-coff
+ config/arm/t-arm-coff config/arm/t-wince-pe : Remove inhibit_libc .
+
+ * coverage.c (build_gcov_info) : Add more support for dealing with
+ directory names in cross-debugging environment. Main difference
+ is that this is specified on the host, not the target platform.
+
+ * doc/gcov.texi : Add documentation for GCOV_CROSS_PREFIX.
+
+ * tsystem.h : Don't include <errno.h> when __MINGW32CE__ is defined.
+
+ * gcov-io.c (gcov_open) : Call setvbuf instead of setbuf in mingw32ce.
+
+ * libgcov.c (gcov_exit) : Don't call getenv and setenv in mingw32ce.
+
2006-12-03 Pedro Alves <ped...@po...>
* config/arm/arm.c (arm_major_arch, arm_thumb_arch_p): New
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-arm-coff
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-arm-coff 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-arm-coff 2006-12-30 11:25:16 UTC (rev 853)
@@ -31,4 +31,4 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-arm-elf
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-arm-elf 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-arm-elf 2006-12-30 11:25:16 UTC (rev 853)
@@ -67,7 +67,7 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
# Assemble startup files.
$(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES)
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-pe
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-pe 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-pe 2006-12-30 11:25:16 UTC (rev 853)
@@ -47,4 +47,3 @@
LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-elf
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-elf 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-elf 2006-12-30 11:25:16 UTC (rev 853)
@@ -32,7 +32,7 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
# Assemble startup files.
$(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES)
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-pe
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-pe 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-strongarm-pe 2006-12-30 11:25:16 UTC (rev 853)
@@ -35,4 +35,4 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-wince-pe
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-wince-pe 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-wince-pe 2006-12-30 11:25:16 UTC (rev 853)
@@ -55,4 +55,4 @@
LIBGCC = stmp-multilib
INSTALL_LIBGCC = install-multilib
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc
+TARGET_LIBGCC2_CFLAGS =
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-coff
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-coff 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-coff 2006-12-30 11:25:16 UTC (rev 853)
@@ -42,4 +42,4 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
Modified: trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-elf
===================================================================
--- trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-elf 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/config/arm/t-xscale-elf 2006-12-30 11:25:16 UTC (rev 853)
@@ -54,7 +54,7 @@
# Currently there is a bug somewhere in GCC's alias analysis
# or scheduling code that is breaking _fpmul_parts in fp-bit.c.
# Disabling function inlining is a workaround for this problem.
-TARGET_LIBGCC2_CFLAGS = -Dinhibit_libc -fno-inline
+TARGET_LIBGCC2_CFLAGS = -fno-inline
# Assemble startup files.
$(T)crti.o: $(srcdir)/config/arm/crti.asm $(GCC_PASSES)
Modified: trunk/cegcc/src/gcc/gcc/coverage.c
===================================================================
--- trunk/cegcc/src/gcc/gcc/coverage.c 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/coverage.c 2006-12-30 11:25:16 UTC (rev 853)
@@ -776,6 +776,7 @@
unsigned n_fns;
const struct function_list *fn;
tree string_type;
+ char *gcov_cross_prefix;
/* Count the number of active counters. */
for (n_ctr_types = 0, ix = 0; ix != GCOV_COUNTERS; ix++)
@@ -811,12 +812,26 @@
field = build_decl (FIELD_DECL, NULL_TREE, string_type);
TREE_CHAIN (field) = fields;
fields = field;
- filename = getpwd ();
- filename = (filename && da_file_name[0] != '/'
+
+ /*
+ * Additional environment variable for cross-development.
+ */
+ if (gcov_cross_prefix = getenv ("GCOV_CROSS_PREFIX"))
+ {
+ filename = concat (gcov_cross_prefix, "/", da_file_name, NULL);
+ filename_len = strlen (filename);
+ filename_string = build_string (filename_len + 1, filename);
+ }
+ else
+ {
+ filename = getpwd ();
+ filename = (filename && da_file_name[0] != '/'
? concat (filename, "/", da_file_name, NULL)
: da_file_name);
- filename_len = strlen (filename);
- filename_string = build_string (filename_len + 1, filename);
+ filename_len = strlen (filename);
+ filename_string = build_string (filename_len + 1, filename);
+ }
+
if (filename != da_file_name)
free (filename);
TREE_TYPE (filename_string) = build_array_type
Modified: trunk/cegcc/src/gcc/gcc/doc/gcov.texi
===================================================================
--- trunk/cegcc/src/gcc/gcc/doc/gcov.texi 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/doc/gcov.texi 2006-12-30 11:25:16 UTC (rev 853)
@@ -544,7 +544,8 @@
to create the needed directory structure, if it is not already present.
To support cross-profiling, a program compiled with @option{-fprofile-arcs}
-can relocate the data files based on two environment variables:
+can relocate the data files based on two environment variables on the target
+platform, or one on the host platform:
@itemize @bullet
@item
@@ -558,6 +559,11 @@
@emph{Note:} GCOV_PREFIX_STRIP has no effect if GCOV_PREFIX is undefined, empty
or non-absolute.
+
+@item
+GCOV_CROSS_PREFIX is a host platform environment variable. Use it to specify
+a target directory to prefix the compiled file name with, replacing the
+compile directory.
@end itemize
For example, if the object file @file{/user/build/foo.o} was built with
@@ -568,6 +574,13 @@
@samp{GCOV_PREFIX=/target/run} and @samp{GCOV_PREFIX_STRIP=1}. Such a
setting will name the data file @file{/target/run/build/foo.gcda}.
+Alternatively, you can set @samp{GCOV_CROSS_PREFIX=/target/run/build} when
+compiling, to achieve the same effect. The object file will no longer contain
+the information @file{/user/build/foo.o} but @file{/target/run/build/foo.o}.
+
+The host and target mechanisms are independent of each other, so they can be
+used together.
+
You must move the data files to the expected directory tree in order to
use them for profile directed optimizations (@option{--use-profile}), or to
use the @command{gcov} tool.
Modified: trunk/cegcc/src/gcc/gcc/gcov-io.c
===================================================================
--- trunk/cegcc/src/gcc/gcc/gcov-io.c 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/gcov-io.c 2006-12-30 11:25:16 UTC (rev 853)
@@ -134,7 +134,11 @@
return 0;
#endif
+#ifdef __MINGW32CE__
+ setvbuf (gcov_var.file, (char *)0, _IONBF, (size_t)0);
+#else
setbuf (gcov_var.file, (char *)0);
+#endif
return 1;
}
Modified: trunk/cegcc/src/gcc/gcc/libgcov.c
===================================================================
--- trunk/cegcc/src/gcc/gcc/libgcov.c 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/libgcov.c 2006-12-30 11:25:16 UTC (rev 853)
@@ -194,6 +194,12 @@
}
}
+#ifdef __MINGW32CE__
+ /* No getenv support, so disable this. */
+ gcov_prefix = (char *)0;
+ gcov_prefix_strip = 0;
+ prefix_length = 0;
+#else
/* Get file name relocation prefix. Non-absolute values are ignored. */
gcov_prefix = getenv("GCOV_PREFIX");
if (gcov_prefix && IS_ABSOLUTE_PATH (gcov_prefix))
@@ -216,6 +222,7 @@
}
else
prefix_length = 0;
+#endif
/* Allocate and initialize the filename scratch space. */
gi_filename = alloca (prefix_length + gcov_max_filename + 1);
@@ -310,6 +317,15 @@
continue;
}
#endif
+#ifdef UNDER_CE
+ {
+ wchar_t x[256];
+ int l = strlen(gi_filename);
+ l = (l < 256) ? l : 255;
+ wcstombs(x, gi_filename, l);
+ MessageBoxW(0, L"gcov_open", x, 0);
+ }
+#endif
if (!gcov_open (gi_filename))
{
fprintf (stderr, "profiling:%s:Cannot open\n", gi_filename);
Modified: trunk/cegcc/src/gcc/gcc/tsystem.h
===================================================================
--- trunk/cegcc/src/gcc/gcc/tsystem.h 2006-12-30 11:23:27 UTC (rev 852)
+++ trunk/cegcc/src/gcc/gcc/tsystem.h 2006-12-30 11:25:16 UTC (rev 853)
@@ -92,12 +92,14 @@
/* All systems have this header. */
#include <sys/types.h>
-/* All systems have this header. */
+#ifndef __MINGW32CE__
+/* All systems except Windows CE have this header. */
#include <errno.h>
#ifndef errno
extern int errno;
#endif
+#endif
/* GCC (fixproto) guarantees these system headers exist. */
#include <string.h>
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