1 ; SYSV4 options for PPC port.
3 ; Copyright (C) 2005-2013 Free Software Foundation, Inc.
4 ; Contributed by Aldy Hernandez <aldy@quesejoda.com>.
6 ; This file is part of GCC.
8 ; GCC is free software; you can redistribute it and/or modify it under
9 ; the terms of the GNU General Public License as published by the Free
10 ; Software Foundation; either version 3, or (at your option) any later
13 ; GCC is distributed in the hope that it will be useful, but WITHOUT
14 ; ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
15 ; or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public
16 ; License for more details.
18 ; You should have received a copy of the GNU General Public License
19 ; along with GCC; see the file COPYING3. If not see
20 ; <http://www.gnu.org/licenses/>.
23 Target RejectNegative Joined Var(rs6000_abi_name)
24 Select ABI calling convention
27 Target RejectNegative Joined Var(rs6000_sdata_name)
28 Select method for sdata handling
31 Target RejectNegative Joined Var(rs6000_tls_size) Enum(rs6000_tls_size)
32 Specify bit size of immediate TLS offsets
35 Name(rs6000_tls_size) Type(int)
38 Enum(rs6000_tls_size) String(16) Value(16)
41 Enum(rs6000_tls_size) String(32) Value(32)
44 Enum(rs6000_tls_size) String(64) Value(64)
47 Target Report Var(TARGET_NO_BITFIELD_TYPE) Save
48 Align to the base type of the bit-field
51 Target Report Mask(STRICT_ALIGN) Var(rs6000_isa_flags)
52 Align to the base type of the bit-field
53 Don't assume that unaligned accesses are handled by the system
56 Target Report Mask(RELOCATABLE) Var(rs6000_isa_flags)
57 Produce code relocatable at runtime
61 Produce code relocatable at runtime
64 Target Report RejectNegative Mask(LITTLE_ENDIAN) Var(rs6000_isa_flags)
65 Produce little endian code
68 Target Report RejectNegative Mask(LITTLE_ENDIAN) Var(rs6000_isa_flags)
69 Produce little endian code
72 Target Report RejectNegative InverseMask(LITTLE_ENDIAN) Var(rs6000_isa_flags)
73 Produce big endian code
76 Target Report RejectNegative InverseMask(LITTLE_ENDIAN) Var(rs6000_isa_flags)
77 Produce big endian code
79 ;; FIXME: This does nothing. What should be done?
89 Target Var(target_prototype) Save
90 Assume all variable arg functions are prototyped
92 ;; FIXME: Does nothing.
98 Target Report Mask(EABI) Var(rs6000_isa_flags)
102 Target Report Var(TARGET_NO_BITFIELD_WORD) Save
103 Allow bit-fields to cross word boundaries
106 Target Var(rs6000_regnames) Save
107 Use alternate register names
109 ;; This option does nothing and only exists because the compiler
110 ;; driver passes all -m* options through.
113 Use default method for sdata handling
116 Target RejectNegative
117 Link with libsim.a, libc.a and sim-crt0.o
120 Target RejectNegative
121 Link with libads.a, libc.a and crt0.o
124 Target RejectNegative
125 Link with libyk.a, libc.a and crt0.o
128 Target RejectNegative
129 Link with libmvme.a, libc.a and crt0.o
132 Target RejectNegative
133 Set the PPC_EMB bit in the ELF flags header
136 Target RejectNegative
140 Target Report RejectNegative Negative(m32) Mask(64BIT) Var(rs6000_isa_flags)
144 Target Report RejectNegative Negative(m64) InverseMask(64BIT) Var(rs6000_isa_flags)
148 Target RejectNegative
152 Target Report RejectNegative Var(secure_plt, 1) Save
153 Generate code to use a non-exec PLT and GOT
156 Target Report RejectNegative Var(secure_plt, 0) Save
157 Generate code for old exec BSS PLT