diff options
author | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-07-19 17:43:27 +0000 |
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committer | rsandifo <rsandifo@138bc75d-0d04-0410-961f-82ee72b054a4> | 2011-07-19 17:43:27 +0000 |
commit | da443c27cfce0227bebc5559e1332fa2f1558c94 (patch) | |
tree | dc0b299847e998d99b662b29fa6960f8e4d4b826 /gcc/reload.c | |
parent | 5b2a69fa143a3164437a77df692e558c69485d2a (diff) |
gcc/
* doc/rtl.texi (MEM_OFFSET_KNOWN_P): Document.
(MEM_OFFSET): Change from returning an rtx to returning a
HOST_WIDE_INT.
* rtl.h (MEM_OFFSET_KNOWN_P): New macro.
(MEM_OFFSET): Return a HOST_WIDE_INT rather than an rtx.
* emit-rtl.h (set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
(clear_mem_offset): Declare.
* alias.c (ao_ref_from_mem): Adjust uses of MEM_OFFSET, using
MEM_OFFSET_KNOWN_P to test whether the offset is known, and
MEM_OFFSET to get a HOST_WIDE_INT offset.
(nonoverlapping_memrefs_p): Likewise. Adjust calls to...
(adjust_offset_for_component_ref): Take a bool "known_p"
parameter and a HOST_WIDE_INT "offset" parameter.
* builtins.c (get_memory_rtx): As for ao_ref_from_mem.
Adjust calls to set_mem_offset, passing a HOST_WIDE_INT rather
than an rtx. Use clear_mem_offset to clear the offset.
* cfgcleanup.c (merge_memattrs): Likewise.
* dwarf2out.c (tls_mem_loc_descriptor): Likewise.
* function.c (assign_parm_find_stack_rtl): Likewise.
(assign_parm_setup_stack): Likewise.
* print-rtl.c (print_rtx): Likewise.
* reload.c (find_reloads_subreg_address): Likewise.
* simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
* var-tracking.c (INT_MEM_OFFSET): Likewise.
* emit-rtl.c (set_reg_attrs_from_value): Likewise.
(get_mem_align_offset): Likewise.
(set_mem_offset): Take a HOST_WIDE_INT rather than an rtx.
(clear_mem_offset): New function.
* config/mips/mips.c (r10k_safe_mem_expr_p): Take a HOST_WIDE_INT
offset rather than an rtx. Assume both the expressio and offset
are available.
(r10k_needs_protection_p_1): Update accordingly, checking the
expression and offset availability here instead.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@176477 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/reload.c')
-rw-r--r-- | gcc/reload.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/gcc/reload.c b/gcc/reload.c index 5f48ae7277b..b5e991e386d 100644 --- a/gcc/reload.c +++ b/gcc/reload.c @@ -6137,8 +6137,8 @@ find_reloads_subreg_address (rtx x, int force_replace, int opnum, XEXP (tem, 0) = plus_constant (XEXP (tem, 0), offset); PUT_MODE (tem, GET_MODE (x)); - if (MEM_OFFSET (tem)) - set_mem_offset (tem, plus_constant (MEM_OFFSET (tem), offset)); + if (MEM_OFFSET_KNOWN_P (tem)) + set_mem_offset (tem, MEM_OFFSET (tem) + offset); if (MEM_SIZE_KNOWN_P (tem) && MEM_SIZE (tem) != (HOST_WIDE_INT) outer_size) set_mem_size (tem, outer_size); |