diff options
| -rw-r--r-- | gcc/config/bpf/bpf.c | 4 | ||||
| -rw-r--r-- | gcc/config/bpf/bpf.h | 12 |
2 files changed, 2 insertions, 14 deletions
diff --git a/gcc/config/bpf/bpf.c b/gcc/config/bpf/bpf.c index 126d4a2..e635f9e 100644 --- a/gcc/config/bpf/bpf.c +++ b/gcc/config/bpf/bpf.c @@ -349,7 +349,6 @@ bpf_expand_prologue (void) hard_frame_pointer_rtx, fp_offset - 8)); insn = emit_move_insn (mem, gen_rtx_REG (DImode, regno)); - RTX_FRAME_RELATED_P (insn) = 1; fp_offset -= 8; } } @@ -364,7 +363,6 @@ bpf_expand_prologue (void) { insn = emit_move_insn (stack_pointer_rtx, hard_frame_pointer_rtx); - RTX_FRAME_RELATED_P (insn) = 1; if (size > 0) { @@ -372,7 +370,6 @@ bpf_expand_prologue (void) gen_rtx_PLUS (Pmode, stack_pointer_rtx, GEN_INT (-size)))); - RTX_FRAME_RELATED_P (insn) = 1; } } } @@ -412,7 +409,6 @@ bpf_expand_epilogue (void) hard_frame_pointer_rtx, fp_offset - 8)); insn = emit_move_insn (gen_rtx_REG (DImode, regno), mem); - RTX_FRAME_RELATED_P (insn) = 1; fp_offset -= 8; } } diff --git a/gcc/config/bpf/bpf.h b/gcc/config/bpf/bpf.h index 80195ce..82be0c3 100644 --- a/gcc/config/bpf/bpf.h +++ b/gcc/config/bpf/bpf.h @@ -235,17 +235,9 @@ enum reg_class /**** Debugging Info ****/ -/* We cannot support DWARF2 because of the limitations of eBPF. */ +/* In eBPF it is not possible to unwind frames. Disable CFA. */ -/* elfos.h insists in using DWARF. Undo that here. */ -#ifdef DWARF2_DEBUGGING_INFO -# undef DWARF2_DEBUGGING_INFO -#endif -#ifdef PREFERRED_DEBUGGING_TYPE -# undef PREFERRED_DEBUGGING_TYPE -#endif - -#define DBX_DEBUGGING_INFO +#define DWARF2_FRAME_INFO 0 /**** Stack Layout and Calling Conventions. */ |