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| author | Richard Sandiford <richard.sandiford@linaro.org> | 2018-01-13 17:59:08 +0000 |
|---|---|---|
| committer | Richard Sandiford <rsandifo@gcc.gnu.org> | 2018-01-13 17:59:08 +0000 |
| commit | 65dd1346027bb5dd54d5bfea0c35a3d52f8af416 (patch) | |
| tree | 754f3d68a76e1f062c8029cd95e93079f9a75c10 /gcc/gimple-expr.c | |
| parent | 0972596e6d2573a2c7e922c66b017974ed03ad89 (diff) | |
Allow ADDR_EXPRs of TARGET_MEM_REFs
This patch allows ADDR_EXPR <TARGET_MEM_REF ...>, which is useful
when calling internal functions that take pointers to memory that
is conditionally loaded or stored. This is a prerequisite to the
following ivopts patch.
2018-01-13 Richard Sandiford <richard.sandiford@linaro.org>
Alan Hayward <alan.hayward@arm.com>
David Sherwood <david.sherwood@arm.com>
gcc/
* expr.c (expand_expr_addr_expr_1): Handle ADDR_EXPRs of
TARGET_MEM_REFs.
* gimple-expr.h (is_gimple_addressable: Likewise.
* gimple-expr.c (is_gimple_address): Likewise.
* internal-fn.c (expand_call_mem_ref): New function.
(expand_mask_load_optab_fn): Use it.
(expand_mask_store_optab_fn): Likewise.
Co-Authored-By: Alan Hayward <alan.hayward@arm.com>
Co-Authored-By: David Sherwood <david.sherwood@arm.com>
From-SVN: r256627
Diffstat (limited to 'gcc/gimple-expr.c')
| -rw-r--r-- | gcc/gimple-expr.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/gimple-expr.c b/gcc/gimple-expr.c index 7c0f831c785..56caacabba2 100644 --- a/gcc/gimple-expr.c +++ b/gcc/gimple-expr.c @@ -631,7 +631,9 @@ is_gimple_address (const_tree t) op = TREE_OPERAND (op, 0); } - if (CONSTANT_CLASS_P (op) || TREE_CODE (op) == MEM_REF) + if (CONSTANT_CLASS_P (op) + || TREE_CODE (op) == TARGET_MEM_REF + || TREE_CODE (op) == MEM_REF) return true; switch (TREE_CODE (op)) |