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ppc-asm.h (117395) ppc-asm.h (132718)
1/* PowerPC asm definitions for GNU C. */
2/* Under winnt, 1) gas supports the following as names and 2) in particular
3 defining "toc" breaks the FUNC_START macro as ".toc" becomes ".2" */
4
5#define r0 0
6#define sp 1
7#define toc 2
8#define r3 3

--- 81 unchanged lines hidden (view full) ---

90#define GLUE(a,b) XGLUE(a,b)
91
92/*
93 * Macros to begin and end a function written in assembler. If -mcall-aixdesc
94 * or -mcall-nt, create a function descriptor with the given name, and create
95 * the real function with one or two leading periods respectively.
96 */
97
1/* PowerPC asm definitions for GNU C. */
2/* Under winnt, 1) gas supports the following as names and 2) in particular
3 defining "toc" breaks the FUNC_START macro as ".toc" becomes ".2" */
4
5#define r0 0
6#define sp 1
7#define toc 2
8#define r3 3

--- 81 unchanged lines hidden (view full) ---

90#define GLUE(a,b) XGLUE(a,b)
91
92/*
93 * Macros to begin and end a function written in assembler. If -mcall-aixdesc
94 * or -mcall-nt, create a function descriptor with the given name, and create
95 * the real function with one or two leading periods respectively.
96 */
97
98#ifdef _RELOCATABLE
99#define DESC_SECTION ".got2"
100#else
101#define DESC_SECTION ".got1"
102#endif
103
104#if defined(_CALL_AIXDESC)
98#if defined (__powerpc64__)
105#define FUNC_NAME(name) GLUE(.,name)
106#define JUMP_TARGET(name) FUNC_NAME(name)
107#define FUNC_START(name) \
99#define FUNC_NAME(name) GLUE(.,name)
100#define JUMP_TARGET(name) FUNC_NAME(name)
101#define FUNC_START(name) \
108 .section DESC_SECTION,"aw"; \
102 .section ".opd","aw"; \
109name: \
103name: \
110 .long GLUE(.,name); \
111 .long _GLOBAL_OFFSET_TABLE_; \
112 .long 0; \
104 .quad GLUE(.,name); \
105 .quad .TOC.@tocbase; \
106 .quad 0; \
113 .previous; \
114 .type GLUE(.,name),@function; \
115 .globl name; \
116 .globl GLUE(.,name); \
117GLUE(.,name):
118
119#define FUNC_END(name) \
120GLUE(.L,name): \
121 .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
122
107 .previous; \
108 .type GLUE(.,name),@function; \
109 .globl name; \
110 .globl GLUE(.,name); \
111GLUE(.,name):
112
113#define FUNC_END(name) \
114GLUE(.L,name): \
115 .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
116
123#elif defined (__powerpc64__)
117#elif defined(_CALL_AIXDESC)
118
119#ifdef _RELOCATABLE
120#define DESC_SECTION ".got2"
121#else
122#define DESC_SECTION ".got1"
123#endif
124
124#define FUNC_NAME(name) GLUE(.,name)
125#define JUMP_TARGET(name) FUNC_NAME(name)
126#define FUNC_START(name) \
125#define FUNC_NAME(name) GLUE(.,name)
126#define JUMP_TARGET(name) FUNC_NAME(name)
127#define FUNC_START(name) \
127 .section ".opd","aw"; \
128 .section DESC_SECTION,"aw"; \
128name: \
129name: \
129 .quad GLUE(.,name); \
130 .quad .TOC.@tocbase; \
131 .quad 0; \
130 .long GLUE(.,name); \
131 .long _GLOBAL_OFFSET_TABLE_; \
132 .long 0; \
132 .previous; \
133 .type GLUE(.,name),@function; \
134 .globl name; \
135 .globl GLUE(.,name); \
136GLUE(.,name):
137
138#define FUNC_END(name) \
139GLUE(.L,name): \
140 .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
141
142#else
133 .previous; \
134 .type GLUE(.,name),@function; \
135 .globl name; \
136 .globl GLUE(.,name); \
137GLUE(.,name):
138
139#define FUNC_END(name) \
140GLUE(.L,name): \
141 .size GLUE(.,name),GLUE(.L,name)-GLUE(.,name)
142
143#else
144
143#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
144#if defined __PIC__ || defined __pic__
145#define JUMP_TARGET(name) FUNC_NAME(name@plt)
146#else
147#define JUMP_TARGET(name) FUNC_NAME(name)
148#endif
149#define FUNC_START(name) \
150 .type FUNC_NAME(name),@function; \
151 .globl FUNC_NAME(name); \
152FUNC_NAME(name):
153
154#define FUNC_END(name) \
155GLUE(.L,name): \
156 .size FUNC_NAME(name),GLUE(.L,name)-FUNC_NAME(name)
157#endif
158
145#define FUNC_NAME(name) GLUE(__USER_LABEL_PREFIX__,name)
146#if defined __PIC__ || defined __pic__
147#define JUMP_TARGET(name) FUNC_NAME(name@plt)
148#else
149#define JUMP_TARGET(name) FUNC_NAME(name)
150#endif
151#define FUNC_START(name) \
152 .type FUNC_NAME(name),@function; \
153 .globl FUNC_NAME(name); \
154FUNC_NAME(name):
155
156#define FUNC_END(name) \
157GLUE(.L,name): \
158 .size FUNC_NAME(name),GLUE(.L,name)-FUNC_NAME(name)
159#endif
160
161#if defined __linux__ && !defined __powerpc64__
162 .section .note.GNU-stack
163 .previous
164#endif