diff options
Diffstat (limited to 'gcc/dwarf2out.c')
| -rw-r--r-- | gcc/dwarf2out.c | 67 |
1 files changed, 8 insertions, 59 deletions
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c index a0714c45d26..436110e03a9 100644 --- a/gcc/dwarf2out.c +++ b/gcc/dwarf2out.c @@ -848,7 +848,7 @@ add_cfi (cfi_vec *vec, dw_cfi_ref cfi) /* Generate a new label for the CFI info to refer to. FORCE is true if a label needs to be output even when using .cfi_* directives. */ -char * +static char * dwarf2out_cfi_label (bool force) { static char label[20]; @@ -1080,21 +1080,6 @@ static HOST_WIDE_INT args_size; /* The last args_size we actually output. */ static HOST_WIDE_INT old_args_size; -/* Entry point to update the canonical frame address (CFA). - LABEL is passed to add_fde_cfi. The value of CFA is now to be - calculated from REG+OFFSET. */ - -void -dwarf2out_def_cfa (const char *label, unsigned int reg, HOST_WIDE_INT offset) -{ - dw_cfa_location loc; - loc.indirect = 0; - loc.base_offset = 0; - loc.reg = reg; - loc.offset = offset; - def_cfa_1 (label, &loc); -} - /* Determine if two dw_cfa_location structures define the same data. */ static bool @@ -1232,33 +1217,6 @@ reg_save (const char *label, unsigned int reg, unsigned int sreg, HOST_WIDE_INT add_fde_cfi (label, cfi); } -/* Entry point for saving a register to the stack. REG is the GCC register - number. LABEL and OFFSET are passed to reg_save. */ - -void -dwarf2out_reg_save (const char *label, unsigned int reg, HOST_WIDE_INT offset) -{ - reg_save (label, DWARF_FRAME_REGNUM (reg), INVALID_REGNUM, offset); -} - -/* Entry point for saving the return address in the stack. - LABEL and OFFSET are passed to reg_save. */ - -void -dwarf2out_return_save (const char *label, HOST_WIDE_INT offset) -{ - reg_save (label, DWARF_FRAME_RETURN_COLUMN, INVALID_REGNUM, offset); -} - -/* Entry point for saving the return address in a register. - LABEL and SREG are passed to reg_save. */ - -void -dwarf2out_return_reg (const char *label, unsigned int sreg) -{ - reg_save (label, DWARF_FRAME_RETURN_COLUMN, DWARF_FRAME_REGNUM (sreg), 0); -} - /* Record the initial position of the return address. RTL is INCOMING_RETURN_ADDR_RTX. */ @@ -1816,7 +1774,7 @@ queue_reg_save (const char *label, rtx reg, rtx sreg, HOST_WIDE_INT offset) /* Output all the entries in QUEUED_REG_SAVES. */ -void +static void dwarf2out_flush_queued_reg_saves (void) { struct queued_reg_save *q; @@ -1866,20 +1824,6 @@ clobbers_queued_reg_save (const_rtx insn) return false; } -/* Entry point for saving the first register into the second. */ - -void -dwarf2out_reg_save_reg (const char *label, rtx reg, rtx sreg) -{ - unsigned int regno, sregno; - - record_reg_saved_in_reg (sreg, reg); - - regno = DWARF_FRAME_REGNUM (REGNO (reg)); - sregno = DWARF_FRAME_REGNUM (REGNO (sreg)); - reg_save (label, regno, sregno, 0); -} - /* What register, if any, is currently saved in REG? */ static rtx @@ -4273,6 +4217,8 @@ dwarf2out_end_epilogue (unsigned int line ATTRIBUTE_UNUSED, void dwarf2out_frame_init (void) { + dw_cfa_location loc; + /* Allocate the initial hunk of the fde_table. */ fde_table = ggc_alloc_cleared_vec_dw_fde_node (FDE_TABLE_INCREMENT); fde_table_allocated = FDE_TABLE_INCREMENT; @@ -4282,7 +4228,10 @@ dwarf2out_frame_init (void) sake of lookup_cfa. */ /* On entry, the Canonical Frame Address is at SP. */ - dwarf2out_def_cfa (NULL, STACK_POINTER_REGNUM, INCOMING_FRAME_SP_OFFSET); + memset(&loc, 0, sizeof (loc)); + loc.reg = STACK_POINTER_REGNUM; + loc.offset = INCOMING_FRAME_SP_OFFSET; + def_cfa_1 (NULL, &loc); if (targetm.debug_unwind_info () == UI_DWARF2 || targetm_common.except_unwind_info (&global_options) == UI_DWARF2) |