diff options
Diffstat (limited to 'sysdeps/powerpc')
| -rw-r--r-- | sysdeps/powerpc/Makefile | 5 | ||||
| -rw-r--r-- | sysdeps/powerpc/elf/rtld-global-offsets.sym | 7 | ||||
| -rw-r--r-- | sysdeps/powerpc/sysdep.h | 49 |
3 files changed, 61 insertions, 0 deletions
diff --git a/sysdeps/powerpc/Makefile b/sysdeps/powerpc/Makefile index befa9c3bb7..f0b37bbdf9 100644 --- a/sysdeps/powerpc/Makefile +++ b/sysdeps/powerpc/Makefile @@ -17,3 +17,8 @@ sysdep_routines += dl-machine # extra shared linker files to link only into dl-allobjs.so sysdep-rtld-routines += dl-machine endif + +ifeq ($(subdir),csu) +# get offset to rtld_global._dl_hwcap +gen-as-const-headers += rtld-global-offsets.sym +endif diff --git a/sysdeps/powerpc/elf/rtld-global-offsets.sym b/sysdeps/powerpc/elf/rtld-global-offsets.sym new file mode 100644 index 0000000000..6bc8aaac55 --- /dev/null +++ b/sysdeps/powerpc/elf/rtld-global-offsets.sym @@ -0,0 +1,7 @@ +#define SHARED 1 + +#include <ldsodefs.h> + +#define rtdl_global_offsetof(mem) offsetof (struct rtld_global, mem) + +RTLD_GLOBAL_DL_HWCAP_OFFSET rtdl_global_offsetof (_dl_hwcap) diff --git a/sysdeps/powerpc/sysdep.h b/sysdeps/powerpc/sysdep.h index cd0485e070..214ac6a2ed 100644 --- a/sysdeps/powerpc/sysdep.h +++ b/sysdeps/powerpc/sysdep.h @@ -100,6 +100,42 @@ #define cr6 6 #define cr7 7 +/* Vector registers. */ +#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 + +#define VRSAVE 256 + #ifdef __ELF__ @@ -111,5 +147,18 @@ #endif /* __ELF__ */ +/* + * Powerpc Feature masks for the Aux Vector Hardware Capabilities (AT_HWCAP). + * This entry is copied to _dl_hwcap or rtld_global._dl_hwcap during startup. + * The following must match the kernels linux/asm/cputable.h. + */ +#define PPC_FEATURE_32 0x80000000 /* 32-bit mode. */ +#define PPC_FEATURE_64 0x40000000 /* 64-bit mode. */ +#define PPC_FEATURE_601_INSTR 0x20000000 /* 601 chip, Old POWER ISA. */ +#define PPC_FEATURE_HAS_ALTIVEC 0x10000000 /* SIMD/Vector Unit. */ +#define PPC_FEATURE_HAS_FPU 0x08000000 /* Floating Point Unit. */ +#define PPC_FEATURE_HAS_MMU 0x04000000 /* Memory Management Unit. */ +#define PPC_FEATURE_HAS_4xxMAC 0x02000000 /* 4xx Multiply Accumulator. */ +#define PPC_FEATURE_UNIFIED_CACHE 0x01000000 /* Unified I/D cache. */ #endif /* __ASSEMBLER__ */ |