summaryrefslogtreecommitdiff
path: root/libc/sysdeps/linux/powerpc/sysdep.h
diff options
context:
space:
mode:
Diffstat (limited to 'libc/sysdeps/linux/powerpc/sysdep.h')
-rw-r--r--libc/sysdeps/linux/powerpc/sysdep.h196
1 files changed, 196 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/powerpc/sysdep.h b/libc/sysdeps/linux/powerpc/sysdep.h
new file mode 100644
index 000000000..14b86ac49
--- /dev/null
+++ b/libc/sysdeps/linux/powerpc/sysdep.h
@@ -0,0 +1,196 @@
+/* Copyright (C) 1999, 2001, 2002, 2006 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. */
+
+#include <common/sysdep.h>
+
+/*
+ * 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. */
+#define PPC_FEATURE_HAS_SPE 0x00800000 /* Signal Processing ext. */
+#define PPC_FEATURE_HAS_EFP_SINGLE 0x00400000 /* SPE Float. */
+#define PPC_FEATURE_HAS_EFP_DOUBLE 0x00200000 /* SPE Double. */
+#define PPC_FEATURE_NO_TB 0x00100000 /* 601/403gx have no timebase */
+#define PPC_FEATURE_POWER4 0x00080000 /* POWER4 ISA 2.00 */
+#define PPC_FEATURE_POWER5 0x00040000 /* POWER5 ISA 2.02 */
+#define PPC_FEATURE_POWER5_PLUS 0x00020000 /* POWER5+ ISA 2.03 */
+#define PPC_FEATURE_CELL_BE 0x00010000 /* CELL Broadband Engine */
+#define PPC_FEATURE_BOOKE 0x00008000
+#define PPC_FEATURE_SMT 0x00004000 /* Simultaneous Multi-Threading */
+#define PPC_FEATURE_ICACHE_SNOOP 0x00002000
+#define PPC_FEATURE_ARCH_2_05 0x00001000 /* ISA 2.05 */
+#define PPC_FEATURE_PA6T 0x00000800 /* PA Semi 6T Core */
+#define PPC_FEATURE_HAS_DFP 0x00000400 /* Decimal FP Unit */
+#define PPC_FEATURE_POWER6_EXT 0x00000200 /* P6 + mffgpr/mftgpr */
+#define PPC_FEATURE_ARCH_2_06 0x00000100 /* ISA 2.06 */
+#define PPC_FEATURE_HAS_VSX 0x00000080 /* P7 Vector Extension. */
+#define PPC_FEATURE_970 (PPC_FEATURE_POWER4 + PPC_FEATURE_HAS_ALTIVEC)
+
+#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
+
+/* In ELF C symbols are asm symbols. */
+#undef NO_UNDERSCORES
+#define NO_UNDERSCORES
+
+#endif /* __ELF__ */
+
+# include <sys/syscall.h>
+# if defined(__powerpc64__)
+# include "powerpc64/sysdep.h"
+# else
+# include "powerpc32/sysdep.h"
+# endif
+
+#endif /* __ASSEMBLER__ */
+