glibc/sysdeps/powerpc/sysdep.h
Jakub Jelinek 0ecb606cb6 2.5-18.1
2007-07-12 18:26:36 +00:00

165 lines
3.7 KiB
C

/* Copyright (C) 1999, 2001, 2002 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/*
* 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. */
#ifdef __ASSEMBLER__
/* Symbolic names for the registers. The only portable way to write asm
code is to use number but this produces really unreadable code.
Therefore these symbolic names. */
/* Integer registers. */
#define r0 0
#define r1 1
#define r2 2
#define r3 3
#define r4 4
#define r5 5
#define r6 6
#define r7 7
#define r8 8
#define r9 9
#define r10 10
#define r11 11
#define r12 12
#define r13 13
#define r14 14
#define r15 15
#define r16 16
#define r17 17
#define r18 18
#define r19 19
#define r20 20
#define r21 21
#define r22 22
#define r23 23
#define r24 24
#define r25 25
#define r26 26
#define r27 27
#define r28 28
#define r29 29
#define r30 30
#define r31 31
/* Floating-point registers. */
#define fp0 0
#define fp1 1
#define fp2 2
#define fp3 3
#define fp4 4
#define fp5 5
#define fp6 6
#define fp7 7
#define fp8 8
#define fp9 9
#define fp10 10
#define fp11 11
#define fp12 12
#define fp13 13
#define fp14 14
#define fp15 15
#define fp16 16
#define fp17 17
#define fp18 18
#define fp19 19
#define fp20 20
#define fp21 21
#define fp22 22
#define fp23 23
#define fp24 24
#define fp25 25
#define fp26 26
#define fp27 27
#define fp28 28
#define fp29 29
#define fp30 30
#define fp31 31
/* Condition code registers. */
#define cr0 0
#define cr1 1
#define cr2 2
#define cr3 3
#define cr4 4
#define cr5 5
#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__
/* This seems to always be the case on PPC. */
#define ALIGNARG(log2) log2
/* For ELF we need the `.type' directive to make shared libs work right. */
#define ASM_TYPE_DIRECTIVE(name,typearg) .type name,typearg;
#define ASM_SIZE_DIRECTIVE(name) .size name,.-name
#endif /* __ELF__ */
#endif /* __ASSEMBLER__ */