Commit | Line | Data |
---|---|---|
8bd407b9 JO |
1 | uname_M := $(shell uname -m 2>/dev/null || echo not) |
2 | ||
3 | ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/i386/ -e s/sun4u/sparc64/ \ | |
4 | -e s/arm.*/arm/ -e s/sa110/arm/ \ | |
5 | -e s/s390x/s390/ -e s/parisc64/parisc/ \ | |
6 | -e s/ppc.*/powerpc/ -e s/mips.*/mips/ \ | |
7 | -e s/sh[234].*/sh/ -e s/aarch64.*/arm64/ ) | |
8 | NO_PERF_REGS := 1 | |
9 | ||
10 | # Additional ARCH settings for x86 | |
11 | ifeq ($(ARCH),i386) | |
12 | override ARCH := x86 | |
13 | NO_PERF_REGS := 0 | |
14 | LIBUNWIND_LIBS = -lunwind -lunwind-x86 | |
15 | endif | |
16 | ||
17 | ifeq ($(ARCH),x86_64) | |
18 | override ARCH := x86 | |
19 | IS_X86_64 := 0 | |
20 | ifeq (, $(findstring m32,$(EXTRA_CFLAGS))) | |
21 | IS_X86_64 := $(shell echo __x86_64__ | ${CC} -E -x c - | tail -n 1) | |
22 | endif | |
23 | ifeq (${IS_X86_64}, 1) | |
24 | RAW_ARCH := x86_64 | |
25 | ARCH_CFLAGS := -DARCH_X86_64 | |
26 | ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S | |
27 | endif | |
28 | NO_PERF_REGS := 0 | |
29 | LIBUNWIND_LIBS = -lunwind -lunwind-x86_64 | |
30 | endif | |
31 | ||
32 | ifeq ($(NO_PERF_REGS),0) | |
33 | BASIC_CFLAGS += -DHAVE_PERF_REGS | |
34 | endif | |
a32f4936 JO |
35 | |
36 | -include config/feature-tests.mak | |
37 | ||
38 | ifeq ($(call get-executable,$(FLEX)),) | |
39 | dummy := $(error Error: $(FLEX) is missing on this system, please install it) | |
40 | endif | |
41 | ||
42 | ifeq ($(call get-executable,$(BISON)),) | |
43 | dummy := $(error Error: $(BISON) is missing on this system, please install it) | |
44 | endif | |
362493f0 JO |
45 | |
46 | # Treat warnings as errors unless directed not to | |
47 | ifneq ($(WERROR),0) | |
48 | CFLAGS_WERROR := -Werror | |
49 | endif | |
50 | ||
51 | ifeq ("$(origin DEBUG)", "command line") | |
52 | PERF_DEBUG = $(DEBUG) | |
53 | endif | |
54 | ifndef PERF_DEBUG | |
55 | CFLAGS_OPTIMIZE = -O6 | |
56 | endif | |
57 | ||
58 | ifdef PARSER_DEBUG | |
59 | PARSER_DEBUG_BISON := -t | |
60 | PARSER_DEBUG_FLEX := -d | |
61 | PARSER_DEBUG_CFLAGS := -DPARSER_DEBUG | |
62 | endif | |
63 | ||
64 | CFLAGS = -fno-omit-frame-pointer -ggdb3 -funwind-tables -Wall -Wextra -std=gnu99 $(CFLAGS_WERROR) $(CFLAGS_OPTIMIZE) $(EXTRA_WARNINGS) $(EXTRA_CFLAGS) $(PARSER_DEBUG_CFLAGS) | |
65 | EXTLIBS = -lpthread -lrt -lelf -lm | |
66 | ALL_CFLAGS = $(CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE | |
67 | ALL_LDFLAGS = $(LDFLAGS) | |
68 | ||
69 | ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -fstack-protector-all,-fstack-protector-all),y) | |
70 | CFLAGS := $(CFLAGS) -fstack-protector-all | |
71 | endif | |
72 | ||
73 | ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wstack-protector,-Wstack-protector),y) | |
74 | CFLAGS := $(CFLAGS) -Wstack-protector | |
75 | endif | |
76 | ||
77 | ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -Werror -Wvolatile-register-var,-Wvolatile-register-var),y) | |
78 | CFLAGS := $(CFLAGS) -Wvolatile-register-var | |
79 | endif | |
80 | ||
81 | ifndef PERF_DEBUG | |
82 | ifeq ($(call try-cc,$(SOURCE_HELLO),$(CFLAGS) -D_FORTIFY_SOURCE=2,-D_FORTIFY_SOURCE=2),y) | |
83 | CFLAGS := $(CFLAGS) -D_FORTIFY_SOURCE=2 | |
84 | endif | |
85 | endif | |
86 | ||
87 | BASIC_CFLAGS += \ | |
88 | -Iutil/include \ | |
89 | -Iarch/$(ARCH)/include \ | |
90 | $(if $(objtree),-I$(objtree)/arch/$(ARCH)/include/generated/uapi) \ | |
91 | -I$(srctree)/arch/$(ARCH)/include/uapi \ | |
92 | -I$(srctree)/arch/$(ARCH)/include \ | |
93 | $(if $(objtree),-I$(objtree)/include/generated/uapi) \ | |
94 | -I$(srctree)/include/uapi \ | |
95 | -I$(srctree)/include \ | |
96 | -I$(OUTPUT)util \ | |
97 | -Iutil \ | |
98 | -I. \ | |
99 | -I$(TRACE_EVENT_DIR) \ | |
100 | -I../lib/ \ | |
101 | -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_GNU_SOURCE | |
102 | ||
103 | BASIC_LDFLAGS = | |
104 | ||
105 | ifeq ($(call try-cc,$(SOURCE_BIONIC),$(CFLAGS),bionic),y) | |
106 | BIONIC := 1 | |
107 | EXTLIBS := $(filter-out -lrt,$(EXTLIBS)) | |
108 | EXTLIBS := $(filter-out -lpthread,$(EXTLIBS)) | |
109 | BASIC_CFLAGS += -I. | |
110 | endif |