1 #
   2 # Copyright (c) 2004, 2016, Oracle and/or its affiliates. All rights reserved.
   3 # DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4 #
   5 # This code is free software; you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License version 2 only, as
   7 # published by the Free Software Foundation.
   8 #
   9 # This code is distributed in the hope that it will be useful, but WITHOUT
  10 # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11 # FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12 # version 2 for more details (a copy is included in the LICENSE file that
  13 # accompanied this code).
  14 #
  15 # You should have received a copy of the GNU General Public License version
  16 # 2 along with this work; if not, write to the Free Software Foundation,
  17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18 #
  19 # Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20 # or visit www.oracle.com if you need additional information or have any
  21 # questions.
  22 #
  23 #
  24 
  25 # Must also specify if CPU is little endian
  26 CFLAGS += -DVM_LITTLE_ENDIAN
  27 
  28 #
  29 # Special case flags for compilers and compiler versions on amd64.
  30 #
  31 ifeq ("${Platform_compiler}", "sparcWorks")
  32 
  33 # Temporary until SS10 C++ compiler is fixed
  34 OPT_CFLAGS/generateOptoStub.o = -xO2
  35 # Temporary util SS12u1 C++ compiler is fixed
  36 OPT_CFLAGS/c1_LinearScan.o = -xO2
  37 
  38 # The debug flag is added to OPT_CFLAGS, but lost in case of per-file overrides
  39 # of OPT_CFLAGS. Restore it here.
  40 ifeq ($(ENABLE_FULL_DEBUG_SYMBOLS),1)
  41   OPT_CFLAGS/generateOptoStub.o += -g0 -xs
  42   OPT_CFLAGS/c1_LinearScan.o += -g0 -xs
  43 endif
  44 
  45 else
  46 
  47 ifeq ("${Platform_compiler}", "gcc")
  48 # gcc
  49 # The serviceability agent relies on frame pointer (%rbp) to walk thread stack
  50 CFLAGS += -fno-omit-frame-pointer
  51 
  52 else
  53 # error
  54 _JUNK2_ := $(shell echo >&2 \
  55        "*** ERROR: this compiler is not yet supported by this code base!")
  56        @exit 1
  57 endif
  58 endif