gpu_neon: rework buffer selection
[pcsx_rearmed.git] / include / arm_features.h
1 #ifndef __ARM_FEATURES_H__
2 #define __ARM_FEATURES_H__
3
4 /* note: features only available since:
5  * __ARM_ARCH     gcc 4.8/clang 3.2
6  * ARMv8 support  gcc 4.8/clang 3.4
7  * ARM64 support  gcc 4.8/clang 3.5
8  */
9
10 #if defined(__aarch64__)
11
12 #elif (defined(__ARM_ARCH) && __ARM_ARCH >= 8)
13
14 #define HAVE_ARMV8
15 #define HAVE_ARMV7
16 #define HAVE_ARMV6
17 #define HAVE_ARMV5
18
19 #elif (defined(__ARM_ARCH) && __ARM_ARCH >= 7) \
20     || defined(__ARM_ARCH_7__) || defined(__ARM_ARCH_7A__) \
21     || defined(__ARM_ARCH_7R__) || defined(__ARM_ARCH_7M__) \
22     || defined(__ARM_ARCH_7EM__) || defined(__ARM_ARCH_7S__)
23
24 #define HAVE_ARMV7
25 #define HAVE_ARMV6
26 #define HAVE_ARMV5
27
28 #elif (defined(__ARM_ARCH) && __ARM_ARCH >= 6) \
29     || defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) \
30     || defined(__ARM_ARCH_6K__) || defined(__ARM_ARCH_6Z__) \
31     || defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_6T2__) \
32     || defined(__ARM_ARCH_6M__)
33
34 #define HAVE_ARMV6
35 #define HAVE_ARMV5
36 #define HAVE_PRE_ARMV7
37
38 #elif defined(__ARM_ARCH_5__) || defined(__ARM_ARCH_5E__) \
39    || defined(__ARM_ARCH_5T__) || defined(__ARM_ARCH_5TE__) || defined(__ARM_ARCH_5TEJ__)
40
41 #define HAVE_ARMV5
42 #define HAVE_PRE_ARMV7
43
44 #elif defined(__arm__)
45
46 #define HAVE_PRE_ARMV7
47
48 #endif
49
50 /* gcc defines __ARM_NEON__ consistently for 32bit, but apple clang defines it for 64bit also... */
51 #if defined(HAVE_ARMV7) && defined(__ARM_NEON__)
52 #define HAVE_NEON32
53 #endif
54
55 /* global function/external symbol */
56 #ifndef __MACH__
57 #define ESYM(name) name
58
59 #define FUNCTION(name) \
60   .globl name; \
61   .type name, %function; \
62   name
63
64 #define EXTRA_UNSAVED_REGS
65
66 #else
67 #define ESYM(name) _##name
68
69 #define FUNCTION(name) \
70   .globl ESYM(name); \
71   name: \
72   ESYM(name)
73
74 // r7 is preserved, but add it for EABI alignment..
75 #define EXTRA_UNSAVED_REGS r7, r9,
76
77 #endif
78
79 #if defined(__MACH__) || defined(__PIC__)
80 #define TEXRELS_FORBIDDEN
81 #endif
82
83 #endif /* __ARM_FEATURES_H__ */