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riscv-gcc-1
Commit a1a4189d by Jim Blandy
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dwarf2out.c (DWARF2_ADDR_SIZE): New macro. 

* dwarf2out.c (DWARF2_ADDR_SIZE): New macro.  Use it instead
of PTR_SIZE, when appropriate.

From-SVN: r33264
parent f0e5eeeb
Showing with 43 additions and 28 deletions
gcc/dwarf2out.c
......@@ -144,13 +144,25 @@ dw_fde_node;
#ifndef CHAR_TYPE_SIZE
#define CHAR_TYPE_SIZE BITS_PER_UNIT
#endif
/* The size of the target's pointer type. */
#ifndef PTR_SIZE
#define PTR_SIZE (POINTER_SIZE / BITS_PER_UNIT)
#endif
/* The size of addresses as they appear in the Dwarf 2 data.
Some architectures use word addresses to refer to code locations,
but Dwarf 2 info always uses byte addresses. On such machines,
Dwarf 2 addresses need to be larger than the architecture's
pointers. */
#ifndef DWARF2_ADDR_SIZE
#define DWARF2_ADDR_SIZE (POINTER_SIZE / BITS_PER_UNIT)
#endif
/* The size in bytes of a DWARF field indicating an offset or length
relative to a debug info section, specified to be 4 bytes in the DWARF-2
specification. The SGI/MIPS ABI defines it to be the same as PTR_SIZE. */
relative to a debug info section, specified to be 4 bytes in the
DWARF-2 specification. The SGI/MIPS ABI defines it to be the same
as DWARF2_ADDR_SIZE. */
#ifndef DWARF_OFFSET_SIZE
#define DWARF_OFFSET_SIZE 4
......@@ -312,9 +324,10 @@ static void dwarf2out_frame_debug_expr PARAMS ((rtx, char *));
#endif
#ifndef UNALIGNED_WORD_ASM_OP
#define UNALIGNED_WORD_ASM_OP \
((PTR_SIZE) == 8 ? UNALIGNED_DOUBLE_INT_ASM_OP : \
((PTR_SIZE) == 2 ? UNALIGNED_SHORT_ASM_OP : UNALIGNED_INT_ASM_OP))
#define UNALIGNED_WORD_ASM_OP \
((DWARF2_ADDR_SIZE) == 8 ? UNALIGNED_DOUBLE_INT_ASM_OP \
: (DWARF2_ADDR_SIZE) == 2 ? UNALIGNED_SHORT_ASM_OP \
: UNALIGNED_INT_ASM_OP)
#endif
#ifndef ASM_OUTPUT_DWARF_DELTA2
......@@ -426,7 +439,7 @@ static void dwarf2out_frame_debug_expr PARAMS ((rtx, char *));
.debug_frame. */
#define ASM_OUTPUT_DWARF_ADDR(FILE,LABEL) \
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, LABEL), PTR_SIZE, 1)
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, LABEL), DWARF2_ADDR_SIZE, 1)
#define ASM_OUTPUT_DWARF_OFFSET4(FILE,LABEL) \
assemble_integer (gen_rtx_SYMBOL_REF (SImode, LABEL), 4, 1)
......@@ -450,7 +463,7 @@ static void dwarf2out_frame_debug_expr PARAMS ((rtx, char *));
assemble_integer (gen_rtx_MINUS (Pmode, \
gen_rtx_SYMBOL_REF (Pmode, LABEL1), \
gen_rtx_SYMBOL_REF (Pmode, LABEL2)), \
PTR_SIZE, 1)
DWARF2_ADDR_SIZE, 1)
#define ASM_OUTPUT_DWARF_DELTA(FILE,LABEL1,LABEL2) \
ASM_OUTPUT_DWARF_DELTA4 (FILE,LABEL1,LABEL2)
......@@ -1640,7 +1653,7 @@ output_call_frame_info (for_eh)
tree label = get_file_function_name ('F');
force_data_section ();
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (PTR_SIZE));
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (DWARF2_ADDR_SIZE));
ASM_GLOBALIZE_LABEL (asm_out_file, IDENTIFIER_POINTER (label));
ASM_OUTPUT_LABEL (asm_out_file, IDENTIFIER_POINTER (label));
#endif
......@@ -1744,7 +1757,7 @@ output_call_frame_info (for_eh)
output_cfi (cfi, NULL);
/* Pad the CIE out to an address sized boundary. */
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (PTR_SIZE));
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (DWARF2_ADDR_SIZE));
ASM_OUTPUT_LABEL (asm_out_file, l2);
#ifdef ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL
ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL (asm_out_file, ld, l2, l1);
......@@ -1816,7 +1829,7 @@ output_call_frame_info (for_eh)
output_cfi (cfi, fde);
/* Pad the FDE out to an address sized boundary. */
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (PTR_SIZE));
ASM_OUTPUT_ALIGN (asm_out_file, floor_log2 (DWARF2_ADDR_SIZE));
ASM_OUTPUT_LABEL (asm_out_file, l2);
#ifdef ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL
ASM_OUTPUT_DEFINE_LABEL_DIFFERENCE_SYMBOL (asm_out_file, ld, l2, l1);
......@@ -2147,13 +2160,14 @@ extern int flag_traditional;
#define DWARF_PUBNAMES_HEADER_SIZE (2 * DWARF_OFFSET_SIZE + 2)
/* Fixed size portion of the address range info. */
#define DWARF_ARANGES_HEADER_SIZE \
(DWARF_ROUND (2 * DWARF_OFFSET_SIZE + 4, PTR_SIZE * 2) - DWARF_OFFSET_SIZE)
#define DWARF_ARANGES_HEADER_SIZE \
(DWARF_ROUND (2 * DWARF_OFFSET_SIZE + 4, DWARF2_ADDR_SIZE * 2) \
- DWARF_OFFSET_SIZE)
/* Size of padding portion in the address range info. It must be
aligned to twice the pointer size. */
#define DWARF_ARANGES_PAD_SIZE \
(DWARF_ROUND (2 * DWARF_OFFSET_SIZE + 4, PTR_SIZE * 2) \
(DWARF_ROUND (2 * DWARF_OFFSET_SIZE + 4, DWARF2_ADDR_SIZE * 2) \
- (2 * DWARF_OFFSET_SIZE + 4))
/* The default is to have gcc emit the line number tables. */
......@@ -4460,7 +4474,7 @@ size_of_loc_descr (loc)
switch (loc->dw_loc_opc)
{
case DW_OP_addr:
size += PTR_SIZE;
size += DWARF2_ADDR_SIZE;
break;
case DW_OP_const1u:
case DW_OP_const1s:
......@@ -4601,7 +4615,7 @@ size_of_die (die)
switch (AT_class (a))
{
case dw_val_class_addr:
size += PTR_SIZE;
size += DWARF2_ADDR_SIZE;
break;
case dw_val_class_loc:
{
......@@ -4634,7 +4648,7 @@ size_of_die (die)
size += DWARF_OFFSET_SIZE;
break;
case dw_val_class_lbl_id:
size += PTR_SIZE;
size += DWARF2_ADDR_SIZE;
break;
case dw_val_class_lbl_offset:
size += DWARF_OFFSET_SIZE;
......@@ -4741,11 +4755,11 @@ size_of_aranges ()
size = DWARF_ARANGES_HEADER_SIZE;
/* Count the address/length pair for this compilation unit. */
size += 2 * PTR_SIZE;
size += 2 * PTR_SIZE * arange_table_in_use;
size += 2 * DWARF2_ADDR_SIZE;
size += 2 * DWARF2_ADDR_SIZE * arange_table_in_use;
/* Count the two zero words used to terminated the address range table. */
size += 2 * PTR_SIZE;
size += 2 * DWARF2_ADDR_SIZE;
return size;
}
......@@ -5212,7 +5226,7 @@ output_compilation_unit_header ()
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, PTR_SIZE);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DWARF2_ADDR_SIZE);
if (flag_debug_asm)
fprintf (asm_out_file, "\t%s Pointer Size (in bytes)", ASM_COMMENT_START);
......@@ -5366,7 +5380,7 @@ output_aranges ()
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, PTR_SIZE);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DWARF2_ADDR_SIZE);
if (flag_debug_asm)
fprintf (asm_out_file, "\t%s Size of Address", ASM_COMMENT_START);
......@@ -5388,7 +5402,7 @@ output_aranges ()
fprintf (asm_out_file, ",0");
if (flag_debug_asm)
fprintf (asm_out_file, "\t%s Pad to %d byte boundary",
ASM_COMMENT_START, 2 * PTR_SIZE);
ASM_COMMENT_START, 2 * DWARF2_ADDR_SIZE);
}
fputc ('\n', asm_out_file);
......@@ -5632,13 +5646,14 @@ output_line_info ()
}
else
{
/* This can handle any delta. This takes 4+PTR_SIZE bytes. */
/* This can handle any delta. This takes
4+DWARF2_ADDR_SIZE bytes. */
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, 0);
if (flag_debug_asm)
fprintf (asm_out_file, "\t%s DW_LNE_set_address",
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
output_uleb128 (1 + PTR_SIZE);
output_uleb128 (1 + DWARF2_ADDR_SIZE);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DW_LNE_set_address);
fputc ('\n', asm_out_file);
......@@ -5730,7 +5745,7 @@ output_line_info ()
if (flag_debug_asm)
fprintf (asm_out_file, "\t%s DW_LNE_set_address", ASM_COMMENT_START);
fputc ('\n', asm_out_file);
output_uleb128 (1 + PTR_SIZE);
output_uleb128 (1 + DWARF2_ADDR_SIZE);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DW_LNE_set_address);
fputc ('\n', asm_out_file);
......@@ -5780,7 +5795,7 @@ output_line_info ()
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
output_uleb128 (1 + PTR_SIZE);
output_uleb128 (1 + DWARF2_ADDR_SIZE);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DW_LNE_set_address);
fputc ('\n', asm_out_file);
......@@ -5809,7 +5824,7 @@ output_line_info ()
fprintf (asm_out_file, "\t%s DW_LNE_set_address",
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
output_uleb128 (1 + PTR_SIZE);
output_uleb128 (1 + DWARF2_ADDR_SIZE);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DW_LNE_set_address);
fputc ('\n', asm_out_file);
......@@ -5911,7 +5926,7 @@ output_line_info ()
fprintf (asm_out_file, "\t%s DW_LNE_set_address",
ASM_COMMENT_START);
fputc ('\n', asm_out_file);
output_uleb128 (1 + PTR_SIZE);
output_uleb128 (1 + DWARF2_ADDR_SIZE);
fputc ('\n', asm_out_file);
ASM_OUTPUT_DWARF_DATA1 (asm_out_file, DW_LNE_set_address);
fputc ('\n', asm_out_file);
......
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