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authorAndrew Cagney <cagney@redhat.com>1998-07-28 08:58:23 +0000
committerAndrew Cagney <cagney@redhat.com>1998-07-28 08:58:23 +0000
commitf6b7bfcfa02171cfab029d89546ea3e0ee60c277 (patch)
treeea4da51f47665662c8f9d0a4c790e937ec1684f6 /sim/igen/gen.c
parent07c2bd1455fe6833b4af26fd750e66d182f3f4bc (diff)
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Add note about limitations of insn_field_cmp().
Diffstat (limited to 'sim/igen/gen.c')
-rw-r--r--sim/igen/gen.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/sim/igen/gen.c b/sim/igen/gen.c
index bd10f20..5cc7e76 100644
--- a/sim/igen/gen.c
+++ b/sim/igen/gen.c
@@ -355,12 +355,15 @@ insn_list_insert (insn_list **cur_insn_ptr,
switch (duplicate_action)
{
case report_duplicate_insns:
- /* two instructions with the same constant field
- values across all words and bits */
+ /* It would appear that we have two instructions with the
+ same constant field values across all words and bits.
+ This error can also occure when insn_field_cmp() is
+ failing to differentiate between two instructions that
+ differ only in their conditional fields. */
warning (insn->line,
"Two instructions with identical constant fields\n");
error ((*cur_insn_ptr)->insn->line,
- "Location of second (duplicated?) instruction\n");
+ "Location of duplicate instruction\n");
case merge_duplicate_insns:
/* Add the opcode path to the instructions list */
if (opcodes != NULL)