OpenE2K/gcc
2
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

re PR target/10567 (-fno-delayed-branch not honored in back-end)

Browse Source 
PR target/10567
	* config/sparc/sparc.md (update_return): Honor flag_delayed_branch.

From-SVN: r84293
This commit is contained in:
Eric Botcazou 2004-07-08 17:25:04 +02:00 committed by Eric Botcazou
parent 7c35745cbf
commit afdbd485c8
2 changed files with 16 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
gcc/ChangeLog
View File

@ -1,3 +1,8 @@
2004-07-08 Eric Botcazou <ebotcazou@libertysurf.fr>
PR target/10567
* config/sparc/sparc.md (update_return): Honor flag_delayed_branch.
2004-07-08 Diego Novillo <dnovillo@redhat.com>
* tree-ssa-operands.c (get_asm_expr_operands): Fix thinkos in

14
gcc/config/sparc/sparc.md
View File

@ -7758,9 +7758,17 @@
[(unspec:SI [(match_operand:SI 0 "register_operand" "r")
(match_operand:SI 1 "register_operand" "r")] UNSPEC_UPDATE_RETURN)]
"! TARGET_ARCH64"
"cmp\t%1, 0\;be,a\t.+8\;add\t%0, 4, %0"
[(set_attr "type" "multi")
(set_attr "length" "3")])
{
if (flag_delayed_branch)
return "cmp\t%1, 0\n\tbe,a\t.+8\n\t add\t%0, 4, %0";
else
return "cmp\t%1, 0\n\tbne\t.+12\n\t nop\n\tadd\t%0, 4, %0";
}
[(set (attr "type") (const_string "multi"))
(set (attr "length")
(if_then_else (eq_attr "delayed_branch" "true")
(const_int 3)
(const_int 4)))])
(define_insn "nop"
[(const_int 0)]