| 5384b728 |
1 | 2002-07-30 Jakub Jelinek <jakub@redhat.com> |
| 2 | |
| 3 | * expr.c (expand_expr) [ADDR_EXPR]: Force addresses of thread-local |
| 4 | variables into pseudo. |
| 5 | |
| 6 | * gcc.dg/tls/opt-1.c: New test. |
| 7 | |
| 8 | --- gcc/testsuite/gcc.dg/tls/opt-1.c.jj 2002-07-30 13:57:33.000000000 +0200 |
| 9 | +++ gcc/testsuite/gcc.dg/tls/opt-1.c 2002-07-30 13:56:40.000000000 +0200 |
| 10 | @@ -0,0 +1,28 @@ |
| 11 | +/* { dg-do compile } */ |
| 12 | +/* { dg-options "-O2 -fPIC" } */ |
| 13 | +/* { dg-options "-O2 -fPIC -mcpu=i686" { target i?86-*-* } } */ |
| 14 | + |
| 15 | +extern __thread int thr; |
| 16 | + |
| 17 | +static int x; |
| 18 | + |
| 19 | +static void |
| 20 | +bar (void) |
| 21 | +{ |
| 22 | + x = 1; |
| 23 | +} |
| 24 | + |
| 25 | +static void |
| 26 | +#ifdef __i386__ |
| 27 | +__attribute__ ((regparm (3))) |
| 28 | +#endif |
| 29 | +foo (const char *x, void *y, int *z) |
| 30 | +{ |
| 31 | + bar (); |
| 32 | +} |
| 33 | + |
| 34 | +void |
| 35 | +test (const char *x, void *y) |
| 36 | +{ |
| 37 | + foo (x, y, &thr); |
| 38 | +} |
| 39 | --- gcc/expr.c.jj 2002-07-30 12:49:43.000000000 +0200 |
| 40 | +++ gcc/expr.c 2002-07-30 20:18:36.000000000 +0200 |
| 41 | @@ -8833,7 +8833,12 @@ expand_expr (exp, target, tmode, modifie |
| 42 | op0 = force_operand (XEXP (op0, 0), target); |
| 43 | } |
| 44 | |
| 45 | - if (flag_force_addr |
| 46 | + if ((flag_force_addr |
| 47 | + || (TREE_CODE (TREE_OPERAND (exp, 0)) == VAR_DECL |
| 48 | + && DECL_THREAD_LOCAL (TREE_OPERAND (exp, 0)) |
| 49 | + && ! memory_address_p (TYPE_MODE (TREE_TYPE (TREE_OPERAND (exp, |
| 50 | + 0))), |
| 51 | + op0))) |
| 52 | && GET_CODE (op0) != REG |
| 53 | && modifier != EXPAND_CONST_ADDRESS |
| 54 | && modifier != EXPAND_INITIALIZER |
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