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re PR target/79353 (ICE in curr_insn_transform, at lra-constraints.c:3773) 

PR target/79353
	* config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
	'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
	(atomic_storedi_1): Likewise.

From-SVN: r245188
This commit is contained in:
Eric Botcazou 2017-02-05 09:47:48 +00:00 committed by Eric Botcazou
parent 46628ab7ac
commit f3877b2f70
4 changed files with 56 additions and 6 deletions
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7
gcc/ChangeLog
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@ -1,3 +1,10 @@
2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
PR target/79353
* config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
(atomic_storedi_1): Likewise.
2017-02-04 Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/79338

12
gcc/config/sparc/sync.md
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@ -133,10 +133,10 @@
})
(define_insn "atomic_loaddi_1"
[(set (match_operand:DI 0 "register_operand" "=U,?*f")
(unspec:DI [(match_operand:DI 1 "memory_operand" "m,m")]
[(set (match_operand:DI 0 "register_operand" "=r,?*f")
(unspec:DI [(match_operand:DI 1 "memory_operand" "T,T")]
UNSPEC_ATOMIC))]
"!TARGET_ARCH64"
"TARGET_ARCH32"
"ldd\t%1, %0"
[(set_attr "type" "load,fpload")])
@ -160,11 +160,11 @@
})
(define_insn "atomic_storedi_1"
[(set (match_operand:DI 0 "memory_operand" "=m,m,m")
[(set (match_operand:DI 0 "memory_operand" "=T,T,T")
(unspec:DI
[(match_operand:DI 1 "register_or_v9_zero_operand" "J,U,?*f")]
[(match_operand:DI 1 "register_or_v9_zero_operand" "J,r,?*f")]
UNSPEC_ATOMIC))]
"!TARGET_ARCH64"
"TARGET_ARCH32"
"@
stx\t%r1, %0
std\t%1, %0

4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
* gcc.target/sparc/20170205-1.c: New test.
2017-02-03 John David Anglin <danglin@gcc.gnu.org>
* gfortran.dg/coarray_43.f90: Add "-latomic" option if

39
gcc/testsuite/gcc.target/sparc/20170205-1.c Normal file
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@ -0,0 +1,39 @@
/* PR target/79363 */
/* Reported by John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> */
/* { dg-do compile } */
/* { dg-options "-O2 -fPIC -mcpu=v8" } */
struct d { long long h; };
struct c { struct d *e; };
int f, g;
extern void bar (long long *);
extern int baz (long long *, int);
void foo (struct c *desc)
{
int begin, end, j;
long long k, l, h;
for (;;) {
for (;;)
break;
for (;;) {
j++;
l = desc->e[j].h;
for (;;) {
bar(&l);
end = h = begin / 2;
if (baz(&h, g))
begin = f;
break;
}
if (end) {
__atomic_store_n(&k, end, 5);
break;
}
}
}
}