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cselib.c (cselib_record_sets): Use IF_THEN_ELSE result in cselib_lookup.
* cselib.c (cselib_record_sets): Use IF_THEN_ELSE result in cselib_lookup. * gcc.c-torture/execute/20020129-1.c: New test. From-SVN: r49333
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2002-01-29 Jakub Jelinek <jakub@redhat.com>
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* cselib.c (cselib_record_sets): Use IF_THEN_ELSE result
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in cselib_lookup.
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2002-01-29 Aldy Hernandez <aldyh@redhat.com>
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* rs6000.md ("*call_value_local32"): Remove constraints.
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@ -1238,7 +1238,7 @@ cselib_record_sets (insn)
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rtx src = sets[i].src;
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if (cond)
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src = gen_rtx_IF_THEN_ELSE (GET_MODE (src), cond, src, dest);
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sets[i].src_elt = cselib_lookup (sets[i].src, GET_MODE (dest), 1);
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sets[i].src_elt = cselib_lookup (src, GET_MODE (dest), 1);
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if (GET_CODE (dest) == MEM)
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sets[i].dest_addr_elt = cselib_lookup (XEXP (dest, 0), Pmode, 1);
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else
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@ -1,3 +1,7 @@
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2002-01-29 Jakub Jelinek <jakub@redhat.com>
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* gcc.c-torture/execute/20020129-1.c: New test.
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2002-01-29 Neil Booth <neil@daikokuya.demon.co.uk>
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* gcc.c-torture/compile/20000224-1.c: Update.
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51
gcc/testsuite/gcc.c-torture/execute/20020129-1.c
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51
gcc/testsuite/gcc.c-torture/execute/20020129-1.c
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/* This testcase failed at -O2 on IA-64, because scheduling did not take
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into account conditional execution when using cselib for alias
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analysis. */
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struct D { int d1; struct D *d2; };
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struct C { struct D c1; long c2, c3, c4, c5, c6; };
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struct A { struct A *a1; struct C *a2; };
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struct B { struct C b1; struct A *b2; };
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extern void abort (void);
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extern void exit (int);
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void
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foo (struct B *x, struct B *y)
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{
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if (x->b2 == 0)
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{
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struct A *a;
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x->b2 = a = y->b2;
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y->b2 = 0;
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for (; a; a = a->a1)
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a->a2 = &x->b1;
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}
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if (y->b2 != 0)
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abort ();
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if (x->b1.c3 == -1)
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{
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x->b1.c3 = y->b1.c3;
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x->b1.c4 = y->b1.c4;
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y->b1.c3 = -1;
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y->b1.c4 = 0;
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}
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if (y->b1.c3 != -1)
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abort ();
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}
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struct B x, y;
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int main ()
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{
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y.b1.c1.d1 = 6;
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y.b1.c3 = 145;
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y.b1.c4 = 2448;
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x.b1.c3 = -1;
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foo (&x, &y);
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exit (0);
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}
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