diff options
Diffstat (limited to 'Documentation/bpf/llvm_reloc.rst')
| -rw-r--r-- | Documentation/bpf/llvm_reloc.rst | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/Documentation/bpf/llvm_reloc.rst b/Documentation/bpf/llvm_reloc.rst index e4a777a6a3a2..450e6403fe3d 100644 --- a/Documentation/bpf/llvm_reloc.rst +++ b/Documentation/bpf/llvm_reloc.rst @@ -28,7 +28,7 @@ For example, for the following code:: return g1 + g2 + l1 + l2; } -Compiled with ``clang -target bpf -O2 -c test.c``, the following is +Compiled with ``clang --target=bpf -O2 -c test.c``, the following is the code with ``llvm-objdump -dr test.o``:: 0: 18 01 00 00 00 00 00 00 00 00 00 00 00 00 00 00 r1 = 0 ll @@ -157,7 +157,7 @@ and ``call`` instructions. For example:: return gfunc(a, b) + lfunc(a, b) + global; } -Compiled with ``clang -target bpf -O2 -c test.c``, we will have +Compiled with ``clang --target=bpf -O2 -c test.c``, we will have following code with `llvm-objdump -dr test.o``:: Disassembly of section .text: @@ -203,7 +203,7 @@ The following is an example to show how R_BPF_64_ABS64 could be generated:: int global() { return 0; } struct t { void *g; } gbl = { global }; -Compiled with ``clang -target bpf -O2 -g -c test.c``, we will see a +Compiled with ``clang --target=bpf -O2 -g -c test.c``, we will see a relocation below in ``.data`` section with command ``llvm-readelf -r test.o``:: |