-/* PowerPC asm definitions for GNU C. */
+/* PowerPC asm definitions for GNU C.
+
+Copyright (C) 2002-2020 Free Software Foundation, Inc.
+
+This file is part of GCC.
+
+GCC is free software; you can redistribute it and/or modify it under
+the terms of the GNU General Public License as published by the Free
+Software Foundation; either version 3, or (at your option) any later
+version.
+
+GCC is distributed in the hope that it will be useful, but WITHOUT ANY
+WARRANTY; without even the implied warranty of MERCHANTABILITY or
+FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
+for more details.
+
+Under Section 7 of GPL version 3, you are granted additional
+permissions described in the GCC Runtime Library Exception, version
+3.1, as published by the Free Software Foundation.
+
+You should have received a copy of the GNU General Public License and
+a copy of the GCC Runtime Library Exception along with this program;
+see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
+<http://www.gnu.org/licenses/>. */
+
/* Under winnt, 1) gas supports the following as names and 2) in particular
defining "toc" breaks the FUNC_START macro as ".toc" becomes ".2" */
-#if !defined(__WINNT__)
#define r0 0
#define sp 1
#define toc 2
#define f16 16
#define f17 17
#define f18 18
-#define f19 19
+#define f19 19
#define f20 20
#define f21 21
#define f22 22
#define f29 29
#define f30 30
#define f31 31
+
+#ifdef __VSX__
+#define f32 32
+#define f33 33
+#define f34 34
+#define f35 35
+#define f36 36
+#define f37 37
+#define f38 38
+#define f39 39
+#define f40 40
+#define f41 41
+#define f42 42
+#define f43 43
+#define f44 44
+#define f45 45
+#define f46 46
+#define f47 47
+#define f48 48
+#define f49 49
+#define f50 50
+#define f51 51
+#define f52 52
+#define f53 53
+#define f54 54
+#define f55 55
+#define f56 56
+#define f57 57
+#define f58 58
+#define f59 59
+#define f60 60
+#define f61 61
+#define f62 62
+#define f63 63
+#endif
+
+#ifdef __ALTIVEC__
+#define v0 0
+#define v1 1
+#define v2 2
+#define v3 3
+#define v4 4
+#define v5 5
+#define v6 6
+#define v7 7
+#define v8 8
+#define v9 9
+#define v10 10
+#define v11 11
+#define v12 12
+#define v13 13
+#define v14 14
+#define v15 15
+#define v16 16
+#define v17 17
+#define v18 18
+#define v19 19
+#define v20 20
+#define v21 21
+#define v22 22
+#define v23 23
+#define v24 24
+#define v25 25
+#define v26 26
+#define v27 27
+#define v28 28
+#define v29 29
+#define v30 30
+#define v31 31
+#endif
+
+#ifdef __VSX__
+#define vs0 0
+#define vs1 1
+#define vs2 2
+#define vs3 3
+#define vs4 4
+#define vs5 5
+#define vs6 6
+#define vs7 7
+#define vs8 8
+#define vs9 9
+#define vs10 10
+#define vs11 11
+#define vs12 12
+#define vs13 13
+#define vs14 14
+#define vs15 15
+#define vs16 16
+#define vs17 17
+#define vs18 18
+#define vs19 19
+#define vs20 20
+#define vs21 21
+#define vs22 22
+#define vs23 23
+#define vs24 24
+#define vs25 25
+#define vs26 26
+#define vs27 27
+#define vs28 28
+#define vs29 29
+#define vs30 30
+#define vs31 31
+#define vs32 32
+#define vs33 33
+#define vs34 34
+#define vs35 35
+#define vs36 36
+#define vs37 37
+#define vs38 38
+#define vs39 39
+#define vs40 40
+#define vs41 41
+#define vs42 42
+#define vs43 43
+#define vs44 44
+#define vs45 45
+#define vs46 46
+#define vs47 47
+#define vs48 48
+#define vs49 49
+#define vs50 50
+#define vs51 51
+#define vs52 52
+#define vs53 53
+#define vs54 54
+#define vs55 55
+#define vs56 56
+#define vs57 57
+#define vs58 58
+#define vs59 59
+#define vs60 60
+#define vs61 61
+#define vs62 62
+#define vs63 63
#endif
/*
* the real function with one or two leading periods respectively.
*/
-#ifdef _RELOCATABLE
-#define DESC_SECTION ".got2"
-#else
-#define DESC_SECTION ".got1"
-#endif
+#if defined(__powerpc64__) && _CALL_ELF == 2
+
+/* Defining "toc" above breaks @toc in assembler code. */
+#undef toc
+
+#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
+#define JUMP_TARGET(name) FUNC_NAME(name)
+#define FUNC_START(name) \
+ .type FUNC_NAME(name),@function; \
+ .globl FUNC_NAME(name); \
+FUNC_NAME(name): \
+0: addis 2,12,(.TOC.-0b)@ha; \
+ addi 2,2,(.TOC.-0b)@l; \
+ .localentry FUNC_NAME(name),.-FUNC_NAME(name)
+
+#define HIDDEN_FUNC(name) \
+ FUNC_START(name) \
+ .hidden FUNC_NAME(name);
+
+#define FUNC_END(name) \
+ .size FUNC_NAME(name),.-FUNC_NAME(name)
+
+#elif defined (__powerpc64__)
-#if defined(_CALL_AIXDESC)
#define FUNC_NAME(name) GLUE(.,name)
#define JUMP_TARGET(name) FUNC_NAME(name)
#define FUNC_START(name) \
- .section DESC_SECTION,"aw"; \
+ .section ".opd","aw"; \
name: \
- .long GLUE(.,name); \
- .long _GLOBAL_OFFSET_TABLE_; \
- .long 0; \
+ .quad GLUE(.,name); \
+ .quad .TOC.@tocbase; \
+ .quad 0; \
.previous; \
.type GLUE(.,name),@function; \
.globl name; \
.globl GLUE(.,name); \
GLUE(.,name):
+#define HIDDEN_FUNC(name) \
+ FUNC_START(name) \
+ .hidden name; \
+ .hidden GLUE(.,name);
+
#define FUNC_END(name) \
GLUE(.L,name): \
.size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
-#elif defined(__WINNT__)
-#define FUNC_NAME(name) GLUE(..,name)
-#define JUMP_TARGET(name) FUNC_NAME(name)
-#define FUNC_START(name) \
- .pdata; \
- .align 2; \
- .ualong GLUE(..,name),GLUE(name,.e),0,0,GLUE(..,name); \
- .reldata; \
-name: \
- .ualong GLUE(..,name),.toc; \
- .section .text; \
- .globl name; \
- .globl GLUE(..,name); \
-GLUE(..,name):
+#elif defined(_CALL_AIXDESC)
-#define FUNC_END(name) \
-GLUE(name,.e): ; \
-GLUE(FE_MOT_RESVD..,name):
+#ifdef _RELOCATABLE
+#define DESC_SECTION ".got2"
+#else
+#define DESC_SECTION ".got1"
+#endif
-#elif defined(_CALL_NT)
-#define FUNC_NAME(name) GLUE(..,name)
+#define FUNC_NAME(name) GLUE(.,name)
#define JUMP_TARGET(name) FUNC_NAME(name)
#define FUNC_START(name) \
.section DESC_SECTION,"aw"; \
name: \
- .long GLUE(..,name); \
+ .long GLUE(.,name); \
.long _GLOBAL_OFFSET_TABLE_; \
- .previous; \
- .type GLUE(..,name),@function; \
- .globl name; \
- .globl GLUE(..,name); \
-GLUE(..,name):
-
-#define FUNC_END(name) \
-GLUE(.L,name): \
- .size GLUE(..,name),GLUE(.L,name)-GLUE(..,name)
-
-#elif defined (__powerpc64__)
-#define FUNC_NAME(name) GLUE(.,name)
-#define FUNC_START(name) \
- .section ".opd","aw"; \
-name: \
- .quad GLUE(.,name); \
- .quad .TOC.@tocbase; \
- .quad 0; \
+ .long 0; \
.previous; \
.type GLUE(.,name),@function; \
.globl name; \
.globl GLUE(.,name); \
GLUE(.,name):
+#define HIDDEN_FUNC(name) \
+ FUNC_START(name) \
+ .hidden name; \
+ .hidden GLUE(.,name);
+
#define FUNC_END(name) \
GLUE(.L,name): \
.size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
#else
+
#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
#if defined __PIC__ || defined __pic__
#define JUMP_TARGET(name) FUNC_NAME(name@plt)
.globl FUNC_NAME(name); \
FUNC_NAME(name):
+#define HIDDEN_FUNC(name) \
+ FUNC_START(name) \
+ .hidden FUNC_NAME(name);
+
#define FUNC_END(name) \
GLUE(.L,name): \
.size FUNC_NAME(name),GLUE(.L,name)-FUNC_NAME(name)
#endif
+#ifdef IN_GCC
+/* For HAVE_GAS_CFI_DIRECTIVE. */
+#include "auto-host.h"
+
+#ifdef HAVE_GAS_CFI_DIRECTIVE
+# define CFI_STARTPROC .cfi_startproc
+# define CFI_ENDPROC .cfi_endproc
+# define CFI_OFFSET(reg, off) .cfi_offset reg, off
+# define CFI_DEF_CFA_REGISTER(reg) .cfi_def_cfa_register reg
+# define CFI_RESTORE(reg) .cfi_restore reg
+#else
+# define CFI_STARTPROC
+# define CFI_ENDPROC
+# define CFI_OFFSET(reg, off)
+# define CFI_DEF_CFA_REGISTER(reg)
+# define CFI_RESTORE(reg)
+#endif
+#endif
+
+#if defined __linux__ && !defined __powerpc64__
+ .section .note.GNU-stack
+ .previous
+#endif
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