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| author | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-04-28 18:21:42 +0000 |
|---|---|---|
| committer | amylaar <amylaar@138bc75d-0d04-0410-961f-82ee72b054a4> | 2016-04-28 18:21:42 +0000 |
| commit | a22e42097407873a10d2c8bff7e833d341488869 (patch) | |
| tree | c92cdbd7e8ce52f3a6b0c28d4df390eee9b2fad1 /gcc/config/arc/arc.opt | |
| parent | 5a4980b591e2bfe65c1be17369816ea5906e2fbb (diff) | |
| download | gcc-a22e42097407873a10d2c8bff7e833d341488869.tar.gz | |
2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
Andrew Burgess <andrew.burgess@embecosm.com>
gcc:
* config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
(TARGET_NPS_CMEM_DEFAULT): Provide default definition.
* config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
(arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
* config/arc/arc.opt (mcmem): New option.
* config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
supply length for r/m alternative.
(*extendqisi2_ac): Likewise.
(*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
r/Uex alternative.
(movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
(movhi_insn): Likewise.
(movsi_insn): Add r/Ucm,Ucm/w alternatives.
(*zero_extendqihi2_i): Add r/Ucm alternative.
(*zero_extendqisi2_ac): Likewise.
(*zero_extendhisi2_i): Likewise.
* config/arc/constraints.md (Uex): New memory constraint.
(Ucm): New define_constraint.
* config/arc/predicates.md (long_immediate_loadstore_operand):
Return 0 for MEM with cmem_address address.
(cmem_address_0): New predicates.
(cmem_address_1): Likewise.
(cmem_address_2): Likewise.
(cmem_address): Likewise.
gcc/testsuite:
* gcc.target/arc/cmem-1.c: New file.
* gcc.target/arc/cmem-2.c: New file.
* gcc.target/arc/cmem-3.c: New file.
* gcc.target/arc/cmem-4.c: New file.
* gcc.target/arc/cmem-5.c: New file.
* gcc.target/arc/cmem-6.c: New file.
* gcc.target/arc/cmem-7.c: New file.
* gcc.target/arc/cmem-ld.inc: New file.
* gcc.target/arc/cmem-st.inc: New file.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@235590 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/config/arc/arc.opt')
| -rw-r--r-- | gcc/config/arc/arc.opt | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/gcc/config/arc/arc.opt b/gcc/config/arc/arc.opt index 45bb6a6167d..b2c7b3763c1 100644 --- a/gcc/config/arc/arc.opt +++ b/gcc/config/arc/arc.opt @@ -469,3 +469,11 @@ Specify thread pointer register number mtp-regno=none Target RejectNegative Var(arc_tp_regno,-1) + +mcmem +Target Report Var(TARGET_NPS_CMEM) Init(TARGET_NPS_CMEM_DEFAULT) +Enable use of NPS400 xld/xst extension. + +munaligned-access +Target Report Var(unaligned_access) Init(UNALIGNED_ACCESS_DEFAULT) +Enable unaligned word and halfword accesses to packed data. |