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ChangeLog:

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* spu-tdep.c (info_spu_dma_cmdlist): Only show entries with
	the valid bit set.  Ensure display order respects partial
	order defined by dependency bits.

testsuite/ChangeLog:

	* gdb.arch/spu-info.exp: Updated for "info spu dma" changes.
This commit is contained in:
Ulrich Weigand
2008-08-07 21:25:28 +00:00
parent d35fd65983
commit 12ab8a602f
4 changed files with 54 additions and 10 deletions
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46
gdb/spu-tdep.c
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@ -1742,8 +1742,44 @@ info_spu_dma_cmdlist (gdb_byte *buf, int nr)
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
};
int *seq = alloca (nr * sizeof (int));
int done = 0;
struct cleanup *chain;
int i;
int i, j;
/* Determine sequence in which to display (valid) entries. */
for (i = 0; i < nr; i++)
{
/* Search for the first valid entry all of whose
dependencies are met. */
for (j = 0; j < nr; j++)
{
ULONGEST mfc_cq_dw3;
ULONGEST dependencies;
if (done & (1 << (nr - 1 - j)))
continue;
mfc_cq_dw3 = extract_unsigned_integer (buf + 32*j + 24, 8);
if (!spu_mfc_get_bitfield (mfc_cq_dw3, 16, 16))
continue;
dependencies = spu_mfc_get_bitfield (mfc_cq_dw3, 0, nr - 1);
if ((dependencies & done) != dependencies)
continue;
seq[i] = j;
done |= 1 << (nr - 1 - j);
break;
}
if (j == nr)
break;
}
nr = i;
chain = make_cleanup_ui_out_table_begin_end (uiout, 10, nr, "dma_cmd");
@ -1766,7 +1802,6 @@ info_spu_dma_cmdlist (gdb_byte *buf, int nr)
ULONGEST mfc_cq_dw0;
ULONGEST mfc_cq_dw1;
ULONGEST mfc_cq_dw2;
ULONGEST mfc_cq_dw3;
int mfc_cmd_opcode, mfc_cmd_tag, rclass_id, tclass_id;
int lsa, size, list_lsa, list_size, mfc_lsa, mfc_size;
ULONGEST mfc_ea;
@ -1775,10 +1810,9 @@ info_spu_dma_cmdlist (gdb_byte *buf, int nr)
/* Decode contents of MFC Command Queue Context Save/Restore Registers.
See "Cell Broadband Engine Registers V1.3", section 3.3.2.1. */
mfc_cq_dw0 = extract_unsigned_integer (buf + 32*i, 8);
mfc_cq_dw1 = extract_unsigned_integer (buf + 32*i + 8, 8);
mfc_cq_dw2 = extract_unsigned_integer (buf + 32*i + 16, 8);
mfc_cq_dw3 = extract_unsigned_integer (buf + 32*i + 24, 8);
mfc_cq_dw0 = extract_unsigned_integer (buf + 32*seq[i], 8);
mfc_cq_dw1 = extract_unsigned_integer (buf + 32*seq[i] + 8, 8);
mfc_cq_dw2 = extract_unsigned_integer (buf + 32*seq[i] + 16, 8);
list_lsa = spu_mfc_get_bitfield (mfc_cq_dw0, 0, 14);
list_size = spu_mfc_get_bitfield (mfc_cq_dw0, 15, 26);