diff options
Diffstat (limited to 'sysdeps/generic/unwind-dw2.c')
| -rw-r--r-- | sysdeps/generic/unwind-dw2.c | 16 |
1 files changed, 11 insertions, 5 deletions
diff --git a/sysdeps/generic/unwind-dw2.c b/sysdeps/generic/unwind-dw2.c index ca0299468f..3a53156621 100644 --- a/sysdeps/generic/unwind-dw2.c +++ b/sysdeps/generic/unwind-dw2.c @@ -1,5 +1,5 @@ /* DWARF2 exception handling and frame unwind runtime interface routines. - Copyright (C) 1997, 1998, 1999, 2000, 2001 Free Software Foundation, Inc. + Copyright (C) 1997,1998,1999,2000,2001,2003 Free Software Foundation, Inc. This file is part of GNU CC. @@ -783,7 +783,7 @@ execute_cfa_program (const unsigned char *insn_ptr, fs->regs.reg[reg].loc.reg = reg2; } break; - + case DW_CFA_remember_state: { struct frame_state_reg_info *new_rs; @@ -852,7 +852,7 @@ execute_cfa_program (const unsigned char *insn_ptr, fs->regs.reg[reg].how = REG_SAVED_OFFSET; fs->regs.reg[reg].loc.offset = offset; break; - + case DW_CFA_def_cfa_sf: insn_ptr = read_uleb128 (insn_ptr, &ptrtmp); fs->cfa_reg = ptrtmp; @@ -971,12 +971,18 @@ typedef struct frame_state char saved[DWARF_FRAME_REGISTERS+1]; } frame_state; +#ifndef STATIC +# define STATIC +#endif + +STATIC struct frame_state * __frame_state_for (void *, struct frame_state *); /* Called from pre-G++ 3.0 __throw to find the registers to restore for a given PC_TARGET. The caller should allocate a local variable of `struct frame_state' and pass its address to STATE_IN. */ +STATIC struct frame_state * __frame_state_for (void *pc_target, struct frame_state *state_in) { @@ -1037,7 +1043,7 @@ uw_update_context_1 (struct _Unwind_Context *context, _Unwind_FrameState *fs) /* Special handling here: Many machines do not use a frame pointer, and track the CFA only through offsets from the stack pointer from one frame to the next. In this case, the stack pointer is never - stored, so it has no saved address in the context. What we do + stored, so it has no saved address in the context. What we do have is the CFA from the previous stack frame. */ if (context->reg[fs->cfa_reg] == NULL) cfa = context->cfa; @@ -1106,7 +1112,7 @@ uw_update_context (struct _Unwind_Context *context, _Unwind_FrameState *fs) /* Fill in CONTEXT for top-of-stack. The only valid registers at this level will be the return address and the CFA. */ - + #define uw_init_context(CONTEXT) \ do { \ /* Do any necessary initialization to access arbitrary stack frames. \ |