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S/390: Fix warnings in "*setmem_long..." patterns.

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gcc/ChangeLog

	* config/s390/s390.md ("movstr", "*movstr"): Fix warning.
	("movstr<P:mode>"): New indirect expanders used by "movstr".

gcc/testsuite/ChangeLog

	* gcc.target/s390/md/movstr-1.c: New test.
	* gcc.target/s390/s390.exp: Add subdir md.
	Do not run hotpatch tests twice.

From-SVN: r231557
This commit is contained in:
Dominik Vogt 2015-12-11 11:03:21 +00:00 committed by Andreas Krebbel
parent 11b9b5a445
commit 4a7dec25ac
5 changed files with 71 additions and 9 deletions
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6
gcc/ChangeLog
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@ -1,5 +1,9 @@
2015-12-11 Martin Liska <mliska@suse.cz>
2015-12-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
* config/s390/s390.md ("movstr", "*movstr"): Fix warning.
("movstr<P:mode>"): New indirect expanders used by "movstr".
2015-12-11 Martin Liska <mliska@suse.cz>
Uros Bizjak <ubizjak@gmail.com>
PR target/67484

19
gcc/config/s390/s390.md
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@ -2910,13 +2910,26 @@
;
(define_expand "movstr"
[(match_operand 0 "register_operand" "")
(match_operand 1 "memory_operand" "")
(match_operand 2 "memory_operand" "")]
""
{
if (TARGET_64BIT)
emit_insn (gen_movstrdi (operands[0], operands[1], operands[2]));
else
emit_insn (gen_movstrsi (operands[0], operands[1], operands[2]));
DONE;
})
(define_expand "movstr<P:mode>"
[(set (reg:SI 0) (const_int 0))
(parallel
[(clobber (match_dup 3))
(set (match_operand:BLK 1 "memory_operand" "")
(match_operand:BLK 2 "memory_operand" ""))
(set (match_operand 0 "register_operand" "")
(unspec [(match_dup 1)
(set (match_operand:P 0 "register_operand" "")
(unspec:P [(match_dup 1)
(match_dup 2)
(reg:SI 0)] UNSPEC_MVST))
(clobber (reg:CC CC_REGNUM))])]
@ -2937,7 +2950,7 @@
(set (mem:BLK (match_operand:P 1 "register_operand" "0"))
(mem:BLK (match_operand:P 3 "register_operand" "2")))
(set (match_operand:P 0 "register_operand" "=d")
(unspec [(mem:BLK (match_dup 1))
(unspec:P [(mem:BLK (match_dup 1))
(mem:BLK (match_dup 3))
(reg:SI 0)] UNSPEC_MVST))
(clobber (reg:CC CC_REGNUM))]

6
gcc/testsuite/ChangeLog
View File

@ -1,3 +1,9 @@
2015-12-11 Dominik Vogt <vogt@linux.vnet.ibm.com>
* gcc.target/s390/md/movstr-1.c: New test.
* gcc.target/s390/s390.exp: Add subdir md.
Do not run hotpatch tests twice.
2015-12-11 Ilya Enkovich <enkovich.gnu@gmail.com>
* gcc.dg/vect/vect-32-chars.c: New test.

24
gcc/testsuite/gcc.target/s390/md/movstr-1.c Normal file
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@ -0,0 +1,24 @@
/* Machine description pattern tests. */
/* { dg-do run } */
/* { dg-options "-dP -save-temps" } */
__attribute__ ((noinline))
void test(char *dest, const char *src)
{
__builtin_stpcpy (dest, src);
}
/* { dg-final { scan-assembler-times {{[*]movstr}} 1 } } */
#define LEN 200
char buf[LEN];
int main(void)
{
__builtin_memset(buf, 0, LEN);
test(buf, "hello world!");
if (__builtin_strcmp(buf, "hello world!") != 0)
__builtin_abort();
return 0;
}

25
gcc/testsuite/gcc.target/s390/s390.exp
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@ -76,11 +76,11 @@ if ![info exists DEFAULT_CFLAGS] then {
# Initialize `dg'.
dg-init
set hotpatch_tests $srcdir/$subdir/hotpatch-\[0-9\]*.c
set md_tests $srcdir/$subdir/md/*.c
# Main loop.
dg-runtest [lsort [prune [glob -nocomplain $srcdir/$subdir/*.\[cS\]] \
$hotpatch_tests]] "" $DEFAULT_CFLAGS
$md_tests]] "" $DEFAULT_CFLAGS
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*vector*/*.\[cS\]]] \
"" $DEFAULT_CFLAGS
@ -88,11 +88,26 @@ dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*vector*/*.\[cS\]]] \
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/target-attribute/*.\[cS\]]] \
"" $DEFAULT_CFLAGS
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/md/*.\[cS\]]] \
"" $DEFAULT_CFLAGS
# Additional hotpatch torture tests.
torture-init
set HOTPATCH_TEST_OPTS [list -Os -O0 -O1 -O2 -O3]
set-torture-options $HOTPATCH_TEST_OPTS
gcc-dg-runtest [lsort [glob -nocomplain $hotpatch_tests]] "" $DEFAULT_CFLAGS
set-torture-options [list -Os -O0 -O1 -O2 -O3]
gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/hotpatch-\[0-9\]*.c]] \
"" $DEFAULT_CFLAGS
torture-finish
# Additional md torture tests.
torture-init
set MD_TEST_OPTS [list \
{-Os -march=z900} {-Os -march=z13} \
{-O0 -march=z900} {-O0 -march=z13} \
{-O1 -march=z900} {-O1 -march=z13} \
{-O2 -march=z900} {-O2 -march=z13} \
{-O3 -march=z900} {-O3 -march=z13}]
set-torture-options $MD_TEST_OPTS
gcc-dg-runtest [lsort [glob -nocomplain $md_tests]] "" $DEFAULT_CFLAGS
torture-finish
# All done.