1 DEBUG_CFLAGS := 1 DEBUG_CFLAGS :=
2 DEBUG_RUSTFLAGS := 2 DEBUG_RUSTFLAGS :=
3 3
4 debug-flags-y := -g 4 debug-flags-y := -g
5 5
6 ifdef CONFIG_DEBUG_INFO_SPLIT 6 ifdef CONFIG_DEBUG_INFO_SPLIT
7 DEBUG_CFLAGS += -gsplit-dwarf 7 DEBUG_CFLAGS += -gsplit-dwarf
8 endif 8 endif
9 9
10 debug-flags-$(CONFIG_DEBUG_INFO_DWARF4) += -gd 10 debug-flags-$(CONFIG_DEBUG_INFO_DWARF4) += -gdwarf-4
11 debug-flags-$(CONFIG_DEBUG_INFO_DWARF5) += -gd 11 debug-flags-$(CONFIG_DEBUG_INFO_DWARF5) += -gdwarf-5
12 ifeq ($(CONFIG_CC_IS_CLANG)$(CONFIG_AS_IS_GNU) 12 ifeq ($(CONFIG_CC_IS_CLANG)$(CONFIG_AS_IS_GNU),yy)
13 # Clang does not pass -g or -gdwarf-* option d 13 # Clang does not pass -g or -gdwarf-* option down to GAS.
14 # Add -Wa, prefix to explicitly specify the fl 14 # Add -Wa, prefix to explicitly specify the flags.
15 KBUILD_AFLAGS += $(addprefix -Wa$(comma), $( 15 KBUILD_AFLAGS += $(addprefix -Wa$(comma), $(debug-flags-y))
16 endif 16 endif
17 DEBUG_CFLAGS += $(debug-flags-y) 17 DEBUG_CFLAGS += $(debug-flags-y)
18 KBUILD_AFLAGS += $(debug-flags-y) 18 KBUILD_AFLAGS += $(debug-flags-y)
19 19
20 ifdef CONFIG_DEBUG_INFO_DWARF4 <<
21 DEBUG_RUSTFLAGS += -Zdwarf-version=4 <<
22 else ifdef CONFIG_DEBUG_INFO_DWARF5 <<
23 DEBUG_RUSTFLAGS += -Zdwarf-version=5 <<
24 endif <<
25 <<
26 ifdef CONFIG_DEBUG_INFO_REDUCED 20 ifdef CONFIG_DEBUG_INFO_REDUCED
27 DEBUG_CFLAGS += -fno-var-tracking 21 DEBUG_CFLAGS += -fno-var-tracking
28 DEBUG_RUSTFLAGS += -Cdebuginfo=1 22 DEBUG_RUSTFLAGS += -Cdebuginfo=1
29 ifdef CONFIG_CC_IS_GCC 23 ifdef CONFIG_CC_IS_GCC
30 DEBUG_CFLAGS += -femit-struct-debug-baseonl 24 DEBUG_CFLAGS += -femit-struct-debug-baseonly
31 endif 25 endif
32 else 26 else
33 DEBUG_RUSTFLAGS += -Cdebuginfo=2 27 DEBUG_RUSTFLAGS += -Cdebuginfo=2
34 endif 28 endif
35 29
36 ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZLIB 30 ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZLIB
37 DEBUG_CFLAGS += -gz=zlib 31 DEBUG_CFLAGS += -gz=zlib
38 DEBUG_RUSTFLAGS += -Zdebuginfo-compression=zli <<
39 KBUILD_AFLAGS += -gz=zlib 32 KBUILD_AFLAGS += -gz=zlib
40 KBUILD_LDFLAGS += --compress-debug-sections=z 33 KBUILD_LDFLAGS += --compress-debug-sections=zlib
41 else ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZSTD 34 else ifdef CONFIG_DEBUG_INFO_COMPRESSED_ZSTD
42 DEBUG_CFLAGS += -gz=zstd 35 DEBUG_CFLAGS += -gz=zstd
43 DEBUG_RUSTFLAGS += -Zdebuginfo-compression=zst <<
44 KBUILD_AFLAGS += -gz=zstd 36 KBUILD_AFLAGS += -gz=zstd
45 KBUILD_LDFLAGS += --compress-debug-sections=z 37 KBUILD_LDFLAGS += --compress-debug-sections=zstd
46 endif 38 endif
47 39
48 KBUILD_CFLAGS += $(DEBUG_CFLAGS) 40 KBUILD_CFLAGS += $(DEBUG_CFLAGS)
49 export DEBUG_CFLAGS 41 export DEBUG_CFLAGS
50 42
51 KBUILD_RUSTFLAGS += $(DEBUG_RUSTFLAGS) 43 KBUILD_RUSTFLAGS += $(DEBUG_RUSTFLAGS)
52 export DEBUG_RUSTFLAGS 44 export DEBUG_RUSTFLAGS
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