aboutsummaryrefslogtreecommitdiff
path: root/gcc/final.c
diff options
context:
space:
mode:
Diffstat (limited to 'gcc/final.c')
-rw-r--r--gcc/final.c95
1 files changed, 53 insertions, 42 deletions
diff --git a/gcc/final.c b/gcc/final.c
index d322481..ec57842 100644
--- a/gcc/final.c
+++ b/gcc/final.c
@@ -291,6 +291,7 @@ end_final (filename)
int long_bytes = LONG_TYPE_SIZE / BITS_PER_UNIT;
int gcov_type_bytes = GCOV_TYPE_SIZE / BITS_PER_UNIT;
int pointer_bytes = POINTER_SIZE / BITS_PER_UNIT;
+ unsigned int align2 = LONG_TYPE_SIZE;
if (profile_block_flag)
size = long_bytes * count_basic_blocks;
@@ -302,6 +303,12 @@ end_final (filename)
rounded = (rounded / (BIGGEST_ALIGNMENT / BITS_PER_UNIT)
* (BIGGEST_ALIGNMENT / BITS_PER_UNIT));
+ /* ??? This _really_ ought to be done with a structure layout
+ and with assemble_constructor. If long_bytes != pointer_bytes
+ we'll be emitting unaligned data at some point. */
+ if (long_bytes != pointer_bytes)
+ abort ();
+
data_section ();
/* Output the main header, of 11 words:
@@ -323,70 +330,74 @@ end_final (filename)
ASM_OUTPUT_ALIGN (asm_out_file, align);
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 0);
- /* zero word */
- assemble_integer (const0_rtx, long_bytes, 1);
- /* address of filename */
+ /* Zero word. */
+ assemble_integer (const0_rtx, long_bytes, align2, 1);
+
+ /* Address of filename. */
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 1);
- assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes, 1);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes,
+ align2, 1);
- /* address of count table */
+ /* Address of count table. */
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 2);
- assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes, 1);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes,
+ align2, 1);
- /* count of the # of basic blocks or # of instrumented arcs */
+ /* Count of the # of basic blocks or # of instrumented arcs. */
if (profile_block_flag)
- assemble_integer (GEN_INT (count_basic_blocks), long_bytes, 1);
- else
- assemble_integer (GEN_INT (count_instrumented_edges), long_bytes, 1);
+ assemble_integer (GEN_INT (profile_block_flag
+ ? count_basic_blocks
+ : count_instrumented_edges),
+ long_bytes, align2, 1);
- /* zero word (link field) */
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ /* Zero word (link field). */
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
/* address of basic block start address table */
if (profile_block_flag)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
- assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes,
- 1);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
+ pointer_bytes, align2, 1);
}
else
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
- /* byte count for extended structure. */
- assemble_integer (GEN_INT (11 * UNITS_PER_WORD), long_bytes, 1);
+ /* Byte count for extended structure. */
+ assemble_integer (GEN_INT (11 * UNITS_PER_WORD), long_bytes, align2, 1);
- /* address of function name table */
+ /* Address of function name table. */
if (profile_block_flag)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 4);
- assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes,
- 1);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
+ pointer_bytes, align2, 1);
}
else
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
- /* address of line number and filename tables if debugging. */
+ /* Address of line number and filename tables if debugging. */
if (write_symbols != NO_DEBUG && profile_block_flag)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 5);
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
- pointer_bytes, 1);
+ pointer_bytes, align2, 1);
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 6);
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
- pointer_bytes, 1);
+ pointer_bytes, align2, 1);
}
else
{
- assemble_integer (const0_rtx, pointer_bytes, 1);
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
}
- /* space for extension ptr (link field) */
- assemble_integer (const0_rtx, UNITS_PER_WORD, 1);
+ /* Space for extension ptr (link field). */
+ assemble_integer (const0_rtx, UNITS_PER_WORD, align2, 1);
- /* Output the file name changing the suffix to .d for Sun tcov
- compatibility. */
+ /* Output the file name changing the suffix to .d for
+ Sun tcov compatibility. */
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 1);
{
char *cwd = getpwd ();
@@ -460,7 +471,7 @@ end_final (filename)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPB", i);
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
- pointer_bytes, 1);
+ pointer_bytes, align2, 1);
}
}
@@ -475,14 +486,14 @@ end_final (filename)
ASM_GENERATE_INTERNAL_LABEL (name, "LPBC",
ptr->func_label_num);
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
- pointer_bytes, 1);
+ pointer_bytes, align2, 1);
}
else
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
}
for (; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
}
if (write_symbols != NO_DEBUG && profile_block_flag)
@@ -490,10 +501,10 @@ end_final (filename)
/* Output the table of line numbers. */
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 5);
for ((ptr = bb_head), (i = 0); ptr != 0; (ptr = ptr->next), i++)
- assemble_integer (GEN_INT (ptr->line_num), long_bytes, 1);
+ assemble_integer (GEN_INT (ptr->line_num), long_bytes, align2, 1);
for (; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, long_bytes, 1);
+ assemble_integer (const0_rtx, long_bytes, align2, 1);
/* Output the table of file names. */
ASM_OUTPUT_INTERNAL_LABEL (asm_out_file, "LPBX", 6);
@@ -504,14 +515,14 @@ end_final (filename)
ASM_GENERATE_INTERNAL_LABEL (name, "LPBC",
ptr->file_label_num);
assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
- pointer_bytes, 1);
+ pointer_bytes, align2, 1);
}
else
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
}
for (; i < count_basic_blocks; i++)
- assemble_integer (const0_rtx, pointer_bytes, 1);
+ assemble_integer (const0_rtx, pointer_bytes, align2, 1);
}
/* End with the address of the table of addresses,
@@ -519,8 +530,8 @@ end_final (filename)
if (profile_block_flag)
{
ASM_GENERATE_INTERNAL_LABEL (name, "LPBX", 3);
- assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name), pointer_bytes,
- 1);
+ assemble_integer (gen_rtx_SYMBOL_REF (Pmode, name),
+ pointer_bytes, align2, 1);
}
}
}
@@ -1684,7 +1695,7 @@ profile_function (file)
data_section ();
ASM_OUTPUT_ALIGN (file, floor_log2 (align / BITS_PER_UNIT));
ASM_OUTPUT_INTERNAL_LABEL (file, "LP", profile_label_no);
- assemble_integer (const0_rtx, LONG_TYPE_SIZE / BITS_PER_UNIT, 1);
+ assemble_integer (const0_rtx, LONG_TYPE_SIZE / BITS_PER_UNIT, align, 1);
#endif
function_section (current_function_decl);
generated by cgit v1.1 at 2025-06-02 23:13:17 +0000