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| author | Jeffrey A Law <law@cygnus.com> | 1999-04-09 01:35:36 +0000 |
|---|---|---|
| committer | Jeff Law <law@gcc.gnu.org> | 1999-04-08 19:35:36 -0600 |
| commit | efd07ca794e44bc05035e4320ce23f772639990e (patch) | |
| tree | 97871af969e7493ca12efe82a3b59327cf740b4d | |
| parent | abb3f0a989ba263258704a50ca8bc5be8a35c40d (diff) | |
| download | gcc-efd07ca794e44bc05035e4320ce23f772639990e.zip gcc-efd07ca794e44bc05035e4320ce23f772639990e.tar.gz gcc-efd07ca794e44bc05035e4320ce23f772639990e.tar.bz2 | |
expr.c (expand_expr, [...]): Do not try to optimize a aggregate address which has VOIDmode.
* expr.c (expand_expr, case ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF):
Do not try to optimize a aggregate address which has VOIDmode.
Mirrors March 23 change to expand_assignment.
From-SVN: r26307
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/expr.c | 3 |
2 files changed, 7 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index d06c3a4..3d71a4f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,9 @@ Thu Apr 8 19:20:18 1999 Jeffrey A Law (law@cygnus.com) + * expr.c (expand_expr, case ARRAY_REF, COMPONENT_REF, BIT_FIELD_REF): + Do not try to optimize a aggregate address which has VOIDmode. + Mirrors March 23 change to expand_assignment. + * flow.c (delete_unreachable_blocks): Do not require an edge to be marked with EDGE_FALLTHRU when tidying an edge which connects consecutive basic blocks. @@ -6417,8 +6417,11 @@ expand_expr (exp, target, tmode, modifier) #endif } + /* A constant address in TO_RTX can have VOIDmode, we must not try + to call force_reg for that case. Avoid that case. */ if (GET_CODE (op0) == MEM && GET_MODE (op0) == BLKmode + && GET_MODE (XEXP (op0, 0)) != VOIDmode && bitsize && (bitpos % bitsize) == 0 && (bitsize % GET_MODE_ALIGNMENT (mode1)) == 0 |