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authorJoseph Myers <joseph@codesourcery.com>2013-03-06 00:10:21 +0000
committerJoseph Myers <joseph@codesourcery.com>2013-03-06 00:10:21 +0000
commit2d67d91ac08aa2f793d220ad8712541fefa0ba79 (patch)
tree26aa1d67b2b91074c8d2ca4206a938661ccf739d /sysdeps/powerpc/powerpc64/bp-asm.h
parentcdcf361fda31ec8b3e93e89d5aa26ee5b68f8867 (diff)
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Remove powerpc64 bounded-pointers code.
Diffstat (limited to 'sysdeps/powerpc/powerpc64/bp-asm.h')
-rw-r--r--sysdeps/powerpc/powerpc64/bp-asm.h113
1 files changed, 0 insertions, 113 deletions
diff --git a/sysdeps/powerpc/powerpc64/bp-asm.h b/sysdeps/powerpc/powerpc64/bp-asm.h
deleted file mode 100644
index 6c6c387..0000000
--- a/sysdeps/powerpc/powerpc64/bp-asm.h
+++ /dev/null
@@ -1,113 +0,0 @@
-/* Bounded-pointer definitions for PowerPC64 assembler.
- Copyright (C) 2000-2013 Free Software Foundation, Inc.
- Contributed by Greg McGary <greg@mcgary.org>
-
- This file is part of the GNU C Library. Its master source is NOT part of
- the C library, however. The master source lives in the GNU MP Library.
-
- The GNU C Library is free software; you can redistribute it and/or
- modify it under the terms of the GNU Library General Public License as
- published by the Free Software Foundation; either version 2 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
- Library General Public License for more details.
-
- You should have received a copy of the GNU Library General Public
- License along with the GNU C Library; see the file COPYING.LIB. If
- not, see <http://www.gnu.org/licenses/>. */
-
-#if __BOUNDED_POINTERS__
-
-/* Byte offsets of BP components. */
-# define oVALUE 0
-# define oLOW 4
-# define oHIGH 8
-
-/* Don't check bounds, just convert the BP register to its simple
- pointer value. */
-
-# define DISCARD_BOUNDS(rBP) \
- ld rBP, oVALUE(rBP)
-
-/* Check low bound, with the side effect that the BP register is converted
- its simple pointer value. Move the high bound into a register for
- later use. */
-
-# define CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH) \
- ld rHIGH, oHIGH(rBP); \
- ld rLOW, oLOW(rBP); \
- ld rBP, oVALUE(rBP); \
- tdllt rBP, rLOW
-
-/* Check the high bound, which is in a register, using the given
- conditional trap instruction. */
-
-# define CHECK_BOUNDS_HIGH(rVALUE, rHIGH, TWLcc) \
- TWLcc rVALUE, rHIGH
-
-/* Check the high bound, which is stored at the return-value's high
- bound slot, using the given conditional trap instruction. */
-
-# define CHECK_BOUNDS_HIGH_RTN(rVALUE, rHIGH, TWLcc) \
- ld rHIGH, oHIGH(rRTN); \
- TWLcc rVALUE, rHIGH
-
-/* Check both bounds, with the side effect that the BP register is
- converted to its simple pointer value. */
-
-# define CHECK_BOUNDS_BOTH(rBP, rLOW, rHIGH) \
- CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH); \
- tdlge rBP, rHIGH
-
-/* Check bounds on a memory region of given length, with the side
- effect that the BP register is converted to its simple pointer
- value. */
-
-# define CHECK_BOUNDS_BOTH_WIDE(rBP, rLOW, rHIGH, rLENGTH) \
- CHECK_BOUNDS_LOW (rBP, rLOW, rHIGH); \
- sub rHIGH, rHIGH, rLENGTH; \
- tdlgt rBP, rHIGH
-
-# define CHECK_BOUNDS_BOTH_WIDE_LIT(rBP, rLOW, rHIGH, LENGTH) \
- CHECK_BOUNDS_LOW (rBP, rLOW, rHIGH); \
- subi rHIGH, rHIGH, LENGTH; \
- tdlgt rBP, rHIGH
-
-/* Store a pointer value register into the return-value's pointer
- value slot. */
-
-# define STORE_RETURN_VALUE(rVALUE) \
- std rVALUE, oVALUE(rRTN)
-
-/* Store a low and high bounds into the return-value's pointer bounds
- slots. */
-
-# define STORE_RETURN_BOUNDS(rLOW, rHIGH) \
- std rLOW, oLOW(rRTN); \
- std rHIGH, oHIGH(rRTN)
-
-/* Stuff zero value/low/high into the BP addressed by rRTN. */
-
-# define RETURN_NULL_BOUNDED_POINTER \
- li r4, 0; \
- STORE_RETURN_VALUE (r4); \
- STORE_RETURN_BOUNDS (r4, r4)
-
-#else
-
-# define DISCARD_BOUNDS(rBP)
-# define CHECK_BOUNDS_LOW(rBP, rLOW, rHIGH)
-# define CHECK_BOUNDS_HIGH(rVALUE, rHIGH, TWLcc)
-# define CHECK_BOUNDS_HIGH_RTN(rVALUE, rHIGH, TWLcc)
-# define CHECK_BOUNDS_BOTH(rBP, rLOW, rHIGH)
-# define CHECK_BOUNDS_BOTH_WIDE(rBP, rLOW, rHIGH, rLENGTH)
-# define CHECK_BOUNDS_BOTH_WIDE_LIT(rBP, rLOW, rHIGH, LENGTH)
-# define STORE_RETURN_VALUE(rVALUE)
-# define STORE_RETURN_BOUNDS(rLOW, rHIGH)
-
-# define RETURN_NULL_BOUNDED_POINTER li rRTN, 0
-
-#endif