projects / thirdparty / gcc.git / blame
| Commit | Line | Data |
|---|---|---|
| 33befddc | 1 | # Out-of-line LSE atomics for AArch64 architecture. |
| 8d9254fc | 2 | # Copyright (C) 2019-2020 Free Software Foundation, Inc. |
| 33befddc RH |
3 | # Contributed by Linaro Ltd. |
| 4 | # | |
| 5 | # This file is part of GCC. | |
| 6 | # | |
| 7 | # GCC is free software; you can redistribute it and/or modify it | |
| 8 | # under the terms of the GNU General Public License as published by | |
| 9 | # the Free Software Foundation; either version 3, or (at your option) | |
| 10 | # any later version. | |
| 11 | # | |
| 12 | # GCC is distributed in the hope that it will be useful, but | |
| 13 | # WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 | # General Public License for more details. | |
| 16 | # | |
| 17 | # You should have received a copy of the GNU General Public License | |
| 18 | # along with GCC; see the file COPYING3. If not see | |
| 19 | # <http://www.gnu.org/licenses/>. | |
| 20 | ||
| 21 | # Compare-and-swap has 5 sizes and 4 memory models. | |
| 22 | S0 := $(foreach s, 1 2 4 8 16, $(addsuffix _$(s), cas)) | |
| 23 | O0 := $(foreach m, 1 2 3 4, $(addsuffix _$(m)$(objext), $(S0))) | |
| 24 | ||
| 25 | # Swap, Load-and-operate have 4 sizes and 4 memory models | |
| 26 | S1 := $(foreach s, 1 2 4 8, $(addsuffix _$(s), swp ldadd ldclr ldeor ldset)) | |
| 27 | O1 := $(foreach m, 1 2 3 4, $(addsuffix _$(m)$(objext), $(S1))) | |
| 28 | ||
| 29 | LSE_OBJS := $(O0) $(O1) | |
| 30 | ||
| 31 | libgcc-objects += $(LSE_OBJS) lse-init$(objext) | |
| 32 | ||
| 33 | empty = | |
| 34 | space = $(empty) $(empty) | |
| 35 | PAT_SPLIT = $(subst _,$(space),$(*F)) | |
| 36 | PAT_BASE = $(word 1,$(PAT_SPLIT)) | |
| 37 | PAT_N = $(word 2,$(PAT_SPLIT)) | |
| 38 | PAT_M = $(word 3,$(PAT_SPLIT)) | |
| 39 | ||
| 40 | lse-init$(objext): $(srcdir)/config/aarch64/lse-init.c | |
| 41 | $(gcc_compile) -c $< | |
| 42 | ||
| 43 | $(LSE_OBJS): $(srcdir)/config/aarch64/lse.S | |
| 44 | $(gcc_compile) -DL_$(PAT_BASE) -DSIZE=$(PAT_N) -DMODEL=$(PAT_M) -c $< |