mirror of
git://gcc.gnu.org/git/gcc.git
synced 2024-12-24 12:29:49 +08:00
dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET if provided by the target.
* dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
if provided by the target.
(dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
(dw2_asm_output_addr): New.
* dwarf2asm.h (dw2_asm_output_addr): Declare.
* dwarf2out.c (output_cfi): Use it for program addresses.
(output_call_frame_info, output_die): Likewise.
(output_aranges, output_line_info): Likewise.
From-SVN: r40524
This commit is contained in:
Richard Henderson
Richard Henderson
parent
798bdf70ee
commit
8e7fa2c825
@ -1,3 +1,14 @@
|
||||
2001-03-15 Richard Henderson <rth@redhat.com>
|
||||
|
||||
* dwarf2asm.c (dw2_asm_output_offset): Use ASM_OUTPUT_DWARF_OFFSET
|
||||
if provided by the target.
|
||||
(dw2_asm_output_pcrel): Likewise with ASM_OUTPUT_DWARF_PCREL.
|
||||
(dw2_asm_output_addr): New.
|
||||
* dwarf2asm.h (dw2_asm_output_addr): Declare.
|
||||
* dwarf2out.c (output_cfi): Use it for program addresses.
|
||||
(output_call_frame_info, output_die): Likewise.
|
||||
(output_aranges, output_line_info): Likewise.
|
||||
|
||||
2001-03-15 Bruce Korb <bkorb@gnu.org>
|
||||
|
||||
* gcc.c(main): make more rigorous
|
||||
|
||||
143
gcc/dwarf2asm.c
143
gcc/dwarf2asm.c
@ -91,6 +91,8 @@ unaligned_integer_asm_op (size)
|
||||
}
|
||||
#endif /* UNALIGNED_INT_ASM_OP */
|
||||
|
||||
/* Output an immediate constant in a given size. */
|
||||
|
||||
void
|
||||
dw2_asm_output_data VPARAMS ((int size, unsigned HOST_WIDE_INT value,
|
||||
const char *comment, ...))
|
||||
@ -127,6 +129,12 @@ dw2_asm_output_data VPARAMS ((int size, unsigned HOST_WIDE_INT value,
|
||||
va_end (ap);
|
||||
}
|
||||
|
||||
/* Output the difference between two symbols in a given size. */
|
||||
/* ??? There appear to be assemblers that do not like such
|
||||
subtraction, but do support ASM_SET_OP. It's unfortunately
|
||||
impossible to do here, since the ASM_SET_OP for the difference
|
||||
symbol must appear after both symbols are defined. */
|
||||
|
||||
void
|
||||
dw2_asm_output_delta VPARAMS ((int size, const char *lab1, const char *lab2,
|
||||
const char *comment, ...))
|
||||
@ -169,6 +177,12 @@ dw2_asm_output_delta VPARAMS ((int size, const char *lab1, const char *lab2,
|
||||
va_end (ap);
|
||||
}
|
||||
|
||||
/* Output a section-relative reference to a label. In general this
|
||||
can only be done for debugging symbols. E.g. on most targets with
|
||||
the GNU linker, this is accomplished with a direct reference and
|
||||
the knowledge that the debugging section will be placed at VMA 0.
|
||||
Some targets have special relocations for this that we must use. */
|
||||
|
||||
void
|
||||
dw2_asm_output_offset VPARAMS ((int size, const char *label,
|
||||
const char *comment, ...))
|
||||
@ -188,6 +202,93 @@ dw2_asm_output_offset VPARAMS ((int size, const char *label,
|
||||
comment = va_arg (ap, const char *);
|
||||
#endif
|
||||
|
||||
#ifdef ASM_OUTPUT_DWARF_OFFSET
|
||||
ASM_OUTPUT_DWARF_OFFSET (asm_out_file, size, label);
|
||||
#else
|
||||
#ifdef UNALIGNED_INT_ASM_OP
|
||||
fputs (unaligned_integer_asm_op (size), asm_out_file);
|
||||
assemble_name (asm_out_file, label);
|
||||
#else
|
||||
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, label), size, 1);
|
||||
#endif
|
||||
#endif
|
||||
|
||||
if (flag_debug_asm && comment)
|
||||
{
|
||||
fprintf (asm_out_file, "\t%s ", ASM_COMMENT_START);
|
||||
vfprintf (asm_out_file, comment, ap);
|
||||
}
|
||||
fputc ('\n', asm_out_file);
|
||||
|
||||
va_end (ap);
|
||||
}
|
||||
|
||||
/* Output a self-relative reference to a label, possibly in a
|
||||
different section or object file. */
|
||||
|
||||
void
|
||||
dw2_asm_output_pcrel VPARAMS ((int size, const char *label,
|
||||
const char *comment, ...))
|
||||
{
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
int size;
|
||||
const char *label;
|
||||
const char *comment;
|
||||
#endif
|
||||
va_list ap;
|
||||
|
||||
VA_START (ap, comment);
|
||||
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
size = va_arg (ap, int);
|
||||
label = va_arg (ap, const char *);
|
||||
comment = va_arg (ap, const char *);
|
||||
#endif
|
||||
|
||||
#ifdef ASM_OUTPUT_DWARF_PCREL
|
||||
ASM_OUTPUT_DWARF_PCREL (asm_out_file, size, label);
|
||||
#else
|
||||
#ifdef UNALIGNED_INT_ASM_OP
|
||||
fputs (unaligned_integer_asm_op (size), asm_out_file);
|
||||
assemble_name (asm_out_file, label);
|
||||
fputc ('-', asm_out_file);
|
||||
fputc ('.', asm_out_file);
|
||||
#else
|
||||
abort ();
|
||||
#endif
|
||||
#endif
|
||||
|
||||
if (flag_debug_asm && comment)
|
||||
{
|
||||
fprintf (asm_out_file, "\t%s ", ASM_COMMENT_START);
|
||||
vfprintf (asm_out_file, comment, ap);
|
||||
}
|
||||
fputc ('\n', asm_out_file);
|
||||
|
||||
va_end (ap);
|
||||
}
|
||||
|
||||
/* Output an absolute reference to a label. */
|
||||
|
||||
void
|
||||
dw2_asm_output_addr VPARAMS ((int size, const char *label,
|
||||
const char *comment, ...))
|
||||
{
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
int size;
|
||||
const char *label;
|
||||
const char *comment;
|
||||
#endif
|
||||
va_list ap;
|
||||
|
||||
VA_START (ap, comment);
|
||||
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
size = va_arg (ap, int);
|
||||
label = va_arg (ap, const char *);
|
||||
comment = va_arg (ap, const char *);
|
||||
#endif
|
||||
|
||||
#ifdef UNALIGNED_INT_ASM_OP
|
||||
fputs (unaligned_integer_asm_op (size), asm_out_file);
|
||||
assemble_name (asm_out_file, label);
|
||||
@ -205,47 +306,7 @@ dw2_asm_output_offset VPARAMS ((int size, const char *label,
|
||||
va_end (ap);
|
||||
}
|
||||
|
||||
void
|
||||
dw2_asm_output_pcrel VPARAMS ((int size, const char *label,
|
||||
const char *comment, ...))
|
||||
{
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
int size;
|
||||
const char *label;
|
||||
const char *comment;
|
||||
#endif
|
||||
va_list ap;
|
||||
|
||||
VA_START (ap, comment);
|
||||
|
||||
#ifndef ANSI_PROTOTYPES
|
||||
size = va_arg (ap, int);
|
||||
label = va_arg (ap, const char *);
|
||||
comment = va_arg (ap, const char *);
|
||||
#endif
|
||||
|
||||
#ifdef UNALIGNED_INT_ASM_OP
|
||||
fputs (unaligned_integer_asm_op (size), asm_out_file);
|
||||
|
||||
/* ??? This needs target conditionalization. E.g. the solaris
|
||||
assembler uses %r_disp32(label). Others don't like "." and
|
||||
we need to generate a temporary label here. */
|
||||
assemble_name (asm_out_file, label);
|
||||
fputc ('-', asm_out_file);
|
||||
fputc ('.', asm_out_file);
|
||||
#else
|
||||
abort ();
|
||||
#endif
|
||||
|
||||
if (flag_debug_asm && comment)
|
||||
{
|
||||
fprintf (asm_out_file, "\t%s ", ASM_COMMENT_START);
|
||||
vfprintf (asm_out_file, comment, ap);
|
||||
}
|
||||
fputc ('\n', asm_out_file);
|
||||
|
||||
va_end (ap);
|
||||
}
|
||||
/* Similar, but use an RTX expression instead of a text label. */
|
||||
|
||||
void
|
||||
dw2_asm_output_addr_rtx VPARAMS ((int size, rtx addr,
|
||||
|
||||
@ -40,6 +40,10 @@ extern void dw2_asm_output_pcrel PARAMS ((int, const char *,
|
||||
const char *, ...))
|
||||
/* ATTRIBUTE_PRINTF_3 */;
|
||||
|
||||
extern void dw2_asm_output_addr PARAMS ((int, const char *,
|
||||
const char *, ...))
|
||||
/* ATTRIBUTE_PRINTF_3 */;
|
||||
|
||||
extern void dw2_asm_output_addr_rtx PARAMS ((int, rtx,
|
||||
const char *, ...))
|
||||
/* ATTRIBUTE_PRINTF_3 */;
|
||||
|
||||
@ -1546,8 +1546,8 @@ output_cfi (cfi, fde)
|
||||
switch (cfi->dw_cfi_opc)
|
||||
{
|
||||
case DW_CFA_set_loc:
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE,
|
||||
cfi->dw_cfi_oprnd1.dw_cfi_addr, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE,
|
||||
cfi->dw_cfi_oprnd1.dw_cfi_addr, NULL);
|
||||
break;
|
||||
case DW_CFA_advance_loc1:
|
||||
dw2_asm_output_delta (1, cfi->dw_cfi_oprnd1.dw_cfi_addr,
|
||||
@ -1679,8 +1679,8 @@ output_call_frame_info (for_eh)
|
||||
trailing null) so the pointer is 4-byte aligned. The Solaris ld
|
||||
can't handle unaligned relocs. */
|
||||
dw2_asm_output_nstring ("eh", -1, "CIE Augmentation");
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, "__EXCEPTION_TABLE__",
|
||||
"pointer to exception region info");
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, "__EXCEPTION_TABLE__",
|
||||
"pointer to exception region info");
|
||||
}
|
||||
else
|
||||
{
|
||||
@ -1743,8 +1743,8 @@ output_call_frame_info (for_eh)
|
||||
stripattributes (FRAME_SECTION),
|
||||
"FDE CIE offset");
|
||||
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, fde->dw_fde_begin,
|
||||
"FDE initial location");
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, fde->dw_fde_begin,
|
||||
"FDE initial location");
|
||||
|
||||
dw2_asm_output_delta (DWARF2_ADDR_SIZE, fde->dw_fde_end,
|
||||
fde->dw_fde_begin, "FDE address range");
|
||||
@ -5724,7 +5724,7 @@ output_die (die)
|
||||
break;
|
||||
|
||||
case dw_val_class_lbl_id:
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, AT_lbl (a), "%s", name);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, AT_lbl (a), "%s", name);
|
||||
break;
|
||||
|
||||
case dw_val_class_lbl_offset:
|
||||
@ -5938,7 +5938,7 @@ output_aranges ()
|
||||
dw2_asm_output_data (2, 0, NULL);
|
||||
}
|
||||
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, text_section_label, "Address");
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, text_section_label, "Address");
|
||||
dw2_asm_output_delta (DWARF2_ADDR_SIZE, text_end_label,
|
||||
text_section_label, "Length");
|
||||
|
||||
@ -5952,7 +5952,7 @@ output_aranges ()
|
||||
|
||||
if (die->die_tag == DW_TAG_subprogram)
|
||||
{
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, get_AT_low_pc (die),
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, get_AT_low_pc (die),
|
||||
"Address");
|
||||
dw2_asm_output_delta (DWARF2_ADDR_SIZE, get_AT_hi_pc (die),
|
||||
get_AT_low_pc (die), "Length");
|
||||
@ -6440,7 +6440,7 @@ output_line_info ()
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_set_address");
|
||||
dw2_asm_output_data_uleb128 (1 + DWARF2_ADDR_SIZE, NULL);
|
||||
dw2_asm_output_data (1, DW_LNE_set_address, NULL);
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
}
|
||||
strcpy (prev_line_label, line_label);
|
||||
|
||||
@ -6451,7 +6451,7 @@ output_line_info ()
|
||||
current_file = line_info->dw_file_num;
|
||||
dw2_asm_output_data (1, DW_LNS_set_file, "DW_LNS_set_file");
|
||||
dw2_asm_output_data_uleb128 (current_file, "(\"%s\")",
|
||||
line_file_table.table[current_file]);
|
||||
file_table.table[current_file]);
|
||||
}
|
||||
|
||||
/* Emit debug info for the current line number, choosing the encoding
|
||||
@ -6498,7 +6498,7 @@ output_line_info ()
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_set_address");
|
||||
dw2_asm_output_data_uleb128 (1 + DWARF2_ADDR_SIZE, NULL);
|
||||
dw2_asm_output_data (1, DW_LNE_set_address, NULL);
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, text_end_label, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, text_end_label, NULL);
|
||||
}
|
||||
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_end_sequence");
|
||||
@ -6534,7 +6534,7 @@ output_line_info ()
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_set_address");
|
||||
dw2_asm_output_data_uleb128 (1 + DWARF2_ADDR_SIZE, NULL);
|
||||
dw2_asm_output_data (1, DW_LNE_set_address, NULL);
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
}
|
||||
else
|
||||
{
|
||||
@ -6550,7 +6550,7 @@ output_line_info ()
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_set_address");
|
||||
dw2_asm_output_data_uleb128 (1 + DWARF2_ADDR_SIZE, NULL);
|
||||
dw2_asm_output_data (1, DW_LNE_set_address, NULL);
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
}
|
||||
}
|
||||
strcpy (prev_line_label, line_label);
|
||||
@ -6562,7 +6562,7 @@ output_line_info ()
|
||||
current_file = line_info->dw_file_num;
|
||||
dw2_asm_output_data (1, DW_LNS_set_file, "DW_LNS_set_file");
|
||||
dw2_asm_output_data_uleb128 (current_file, "(\"%s\")",
|
||||
line_file_table.table[current_file]);
|
||||
file_table.table[current_file]);
|
||||
}
|
||||
|
||||
/* Emit debug info for the current line number, choosing the encoding
|
||||
@ -6611,7 +6611,7 @@ output_line_info ()
|
||||
dw2_asm_output_data (1, 0, "DW_LNE_set_address");
|
||||
dw2_asm_output_data_uleb128 (1 + DWARF2_ADDR_SIZE, NULL);
|
||||
dw2_asm_output_data (1, DW_LNE_set_address, NULL);
|
||||
dw2_asm_output_offset (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
dw2_asm_output_addr (DWARF2_ADDR_SIZE, line_label, NULL);
|
||||
}
|
||||
|
||||
/* Output the marker for the end of this sequence. */
|
||||
|
||||
Loading…
Reference in New Issue
Block a user