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(LIB_SPEC): If -pg, add -lprof2.

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(STARTFILE_SPEC, {FUNCTION,BLOCK,FUNCTION_BLOCK}_PROFILER): New macros.

From-SVN: r7610
This commit is contained in:
Richard Kenner 1994-06-29 18:59:23 -04:00
parent 0d45dc27a1
commit 85d159a36a
1 changed files with 53 additions and 3 deletions
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56
gcc/config/alpha/alpha.h
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@ -46,13 +46,16 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
/* Right now Alpha OSF/1 doesn't seem to have debugging libraries. */
#define LIB_SPEC "%{p:-lprof1} -lc"
#define LIB_SPEC "%{p:-lprof1} %{pg:-lprof2} -lc"
/* Pass "-G 8" to ld because Alpha's CC does. Pass -O3 if we are optimizing,
-O1 if we are not. Pass -non_shared or -call_shared as appropriate. */
#define LINK_SPEC \
"-G 8 %{O*:-O3} %{!O*:-O1} %{static:-non_shared} %{!static:-call_shared}"
#define STARTFILE_SPEC \
"%{pg:mcrt0.o%s}%{!pg:%{p:mcrt0.o%s}%{!p:crt0.o%s}}"
/* Print subsidiary information on the compiler version in use. */
#define TARGET_VERSION
@ -900,9 +903,56 @@ extern char *alpha_function_name;
#define FUNCTION_PROLOGUE(FILE, SIZE) output_prolog (FILE, SIZE)
/* Output assembler code to FILE to increment profiler label # LABELNO
for profiling a function entry. */
for profiling a function entry. Profiling for gprof does not
require LABELNO so we don't reference it at all. This does,
however, mean that -p won't work. But OSF/1 doesn't support the
traditional prof anyways, so there is no good reason to be
backwards compatible. */
#define FUNCTION_PROFILER(FILE, LABELNO) \
do { \
fputs ("\tlda $27,_mcount\n" \
"\tjsr $27,($27),_mcount\n" \
"\tldgp $29,0($26)\n", (FILE)); \
} while (0);
/* Output assembler code to FILE to initialize this source file's
basic block profiling info, if that has not already been done.
This assumes that __bb_init_func doesn't garble a1-a5. */
#define FUNCTION_BLOCK_PROFILER(FILE, LABELNO) \
do { \
ASM_OUTPUT_REG_PUSH (FILE, 16); \
fputs ( "\tlda $16,$PBX32\n" \
"\tldq $26,0($16)\n" \
"\tbne $26,1f\n" \
"\tlda $27,__bb_init_func\n" \
"\tjsr $26,($27),__bb_init_func\n" \
"\tldgp $29,0($26)\n" \
"1:\n", (FILE)); \
ASM_OUTPUT_REG_POP (FILE, 16); \
} while (0);
/* Output assembler code to FILE to increment the entry-count for
the BLOCKNO'th basic block in this source file. */
#define BLOCK_PROFILER(FILE, BLOCKNO) \
do { \
int blockn = (BLOCKNO); \
fprintf (FILE, \
"\tsubq $30,16,$30\n" \
"\tstq $0,0($30)\n" \
"\tstq $1,8($30)\n" \
"\tlda $0,$PBX34\n" \
"\tldq $1,%d($0)\n" \
"\taddq $1,1,$1\n" \
"\tstq $1,%d($0)\n" \
"\tldq $0,0($30)\n" \
"\tldq $1,8($30)\n" \
"\taddq $30,16,$30\n", 8*blockn, 8*blockn); \
} while (0)
#define FUNCTION_PROFILER(FILE, LABELNO)
/* EXIT_IGNORE_STACK should be nonzero if, when returning from a function,
the stack pointer does not matter. The value is tested only in