gmon/Makefile

   1 # Copyright (C) 1995-2022 Free Software Foundation, Inc.
   2 # This file is part of the GNU C Library.
   3
   4 # The GNU C Library is free software; you can redistribute it and/or
   5 # modify it under the terms of the GNU Lesser General Public
   6 # License as published by the Free Software Foundation; either
   7 # version 2.1 of the License, or (at your option) any later version.
   8
   9 # The GNU C Library is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12 # Lesser General Public License for more details.
  13
  14 # You should have received a copy of the GNU Lesser General Public
  15 # License along with the GNU C Library; if not, see
  16 # <https://www.gnu.org/licenses/>.
  17
  18 #
  19 #       Sub-makefile for gmon portion of the library.
  20 #
  21 subdir  := gmon
  22
  23 include ../Makeconfig
  24
  25 headers := sys/gmon.h sys/gmon_out.h sys/profil.h
  26 routines := gmon mcount profil sprofil prof-freq
  27
  28 tests   = tst-sprofil tst-gmon
  29 ifeq ($(build-profile),yes)
  30 tests   += tst-profile-static
  31 tests-static    += tst-profile-static
  32
  33 LDFLAGS-tst-profile-static = -profile
  34 endif
  35
  36 tests += tst-gmon-static
  37 tests-static += tst-gmon-static
  38
  39 ifeq (yesyes,$(have-fpie)$(build-shared))
  40 tests += tst-gmon-pie
  41 tests-pie += tst-gmon-pie
  42 ifeq (yes,$(enable-static-pie))
  43 tests += tst-gmon-static-pie
  44 tests-static += tst-gmon-static-pie
  45 endif
  46 endif
  47
  48 # The mcount code won't work without a frame pointer.
  49 CFLAGS-mcount.c := -fno-omit-frame-pointer
  50
  51 CFLAGS-tst-gmon.c := -fno-omit-frame-pointer -pg
  52 tst-gmon-no-pie = yes
  53 CRT-tst-gmon := $(csu-objpfx)g$(start-installed-name)
  54 tst-gmon-ENV := GMON_OUT_PREFIX=$(objpfx)tst-gmon.data
  55 ifeq ($(run-built-tests),yes)
  56 tests-special += $(objpfx)tst-gmon-gprof.out
  57 endif
  58
  59 CFLAGS-tst-gmon-static.c := $(PIE-ccflag) -fno-omit-frame-pointer -pg
  60 CRT-tst-gmon-static := $(csu-objpfx)g$(static-start-installed-name)
  61 tst-gmon-static-no-pie = yes
  62 tst-gmon-static-ENV := GMON_OUT_PREFIX=$(objpfx)tst-gmon-static.data
  63 ifeq ($(run-built-tests),yes)
  64 tests-special += $(objpfx)tst-gmon-static-gprof.out
  65 endif
  66
  67 CFLAGS-tst-gmon-pie.c := $(PIE-ccflag) -fno-omit-frame-pointer -pg
  68 CRT-tst-gmon-pie := $(csu-objpfx)g$(start-installed-name)
  69 tst-gmon-pie-ENV := GMON_OUT_PREFIX=$(objpfx)tst-gmon-pie.data
  70 ifeq ($(run-built-tests),yes)
  71 tests-special += $(objpfx)tst-gmon-pie-gprof.out
  72 endif
  73
  74 ifeq (yes,$(enable-static-pie))
  75 CFLAGS-tst-gmon-static-pie.c := $(PIE-ccflag) -fno-omit-frame-pointer -pg
  76 CRT-tst-gmon-static-pie := $(csu-objpfx)gr$(static-start-installed-name)
  77 tst-gmon-static-pie-ENV := GMON_OUT_PREFIX=$(objpfx)tst-gmon-static-pie.data
  78 ifeq ($(run-built-tests),yes)
  79 tests-special += $(objpfx)tst-gmon-static-pie-gprof.out
  80 endif
  81 endif
  82
  83
  84 include ../Rules
  85
  86 # We cannot compile mcount.c with -pg because that would
  87 # create recursive calls.  Just copy the normal static object.
  88 # On systems where `profil' is not a system call, the same
  89 # problem exists for the internal functions in profil.c.
  90
  91 noprof := mcount $(sysdep_noprof)
  92 ifeq (,$(filter profil,$(unix-syscalls)))
  93 noprof += profil sprofil
  94 endif
  95
  96 $(noprof:%=$(objpfx)%.op): %.op: %.o
  97         rm -f $@
  98         ln $< $@
  99
 100 # GMON_OUTPUT_PREFIX only sets the output prefix.  The actual file
 101 # name contains the PID as well.
 102 $(objpfx)tst-gmon.out: clean-tst-gmon-data
 103 clean-tst-gmon-data:
 104         rm -f $(objpfx)tst-gmon.data.*
 105
 106 $(objpfx)tst-gmon-gprof.out: tst-gmon-gprof.sh $(objpfx)tst-gmon.out
 107         $(SHELL) $< $(GPROF) $(objpfx)tst-gmon $(objpfx)tst-gmon.data.* > $@; \
 108         $(evaluate-test)
 109
 110 $(objpfx)tst-gmon-static.out: clean-tst-gmon-static-data
 111 clean-tst-gmon-static-data:
 112         rm -f $(objpfx)tst-gmon-static.data.*
 113
 114 $(objpfx)tst-gmon-static-gprof.out: tst-gmon-static-gprof.sh \
 115                                     $(objpfx)tst-gmon-static.out
 116         $(SHELL) $< $(GPROF) $(objpfx)tst-gmon-static \
 117                 $(objpfx)tst-gmon-static.data.* > $@; \
 118         $(evaluate-test)
 119
 120 $(objpfx)tst-gmon-pie.out: clean-tst-gmon-pie-data
 121 clean-tst-gmon-pie-data:
 122         rm -f $(objpfx)tst-gmon-pie.data.*
 123
 124 $(objpfx)tst-gmon-pie-gprof.out: tst-gmon-gprof.sh $(objpfx)tst-gmon-pie.out
 125         $(SHELL) $< $(GPROF) $(objpfx)tst-gmon-pie $(objpfx)tst-gmon-pie.data.* > $@; \
 126         $(evaluate-test)
 127
 128 $(objpfx)tst-gmon-static-pie.out: clean-tst-gmon-static-pie-data
 129 clean-tst-gmon-static-pie-data:
 130         rm -f $(objpfx)tst-gmon-static-pie.data.*
 131
 132 $(objpfx)tst-gmon-static-pie-gprof.out: tst-gmon-static-gprof.sh \
 133                                         $(objpfx)tst-gmon-static-pie.out
 134         $(SHELL) $< $(GPROF) $(objpfx)tst-gmon-static-pie \
 135                 $(objpfx)tst-gmon-static-pie.data.* > $@; \
 136         $(evaluate-test)