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sparc_arch.h: add assembler helpers (and make it work on Solaris).

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Submitted by: David Miller
This commit is contained in:
Andy Polyakov 2012-09-28 09:31:40 +00:00
parent 27e0c86307
commit b460c8f896
1 changed files with 58 additions and 4 deletions
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62
crypto/sparc_arch.h
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@ -1,10 +1,6 @@
#ifndef __SPARC_ARCH_H__
#define __SPARC_ARCH_H__
#if !__ASSEMBLER__
extern unsigned int OPENSSL_sparcv9cap_P[];
#endif
#define SPARCV9_TICK_PRIVILEGED (1<<0)
#define SPARCV9_PREFER_FPU (1<<1)
#define SPARCV9_VIS1 (1<<2)
@ -32,4 +28,62 @@ extern unsigned int OPENSSL_sparcv9cap_P[];
#define CFR_MONTSQR 0x00000400 /* Supports MONTSQR opcodes */
#define CFR_CRC32C 0x00000800 /* Supports CRC32C opcodes */
#if defined(OPENSSL_PIC) && !defined(__PIC__)
# define __PIC__
#endif
#define SPARC_PIC_THUNK(reg) \
.align 32; \
.Lpic_thunk: \
jmp %o7 + 8; \
add %o7, reg, reg;
#define SPARC_PIC_THUNK_CALL(reg) \
sethi %hi(_GLOBAL_OFFSET_TABLE_-4), reg; \
call .Lpic_thunk; \
or reg, %lo(_GLOBAL_OFFSET_TABLE_+4), reg;
#if 1
# define SPARC_SETUP_GOT_REG(reg) SPARC_PIC_THUNK_CALL(reg)
#else
# define SPARC_SETUP_GOT_REG(reg) \
sethi %hi(_GLOBAL_OFFSET_TABLE_-4), reg; \
call .+8; \
or reg,%lo(_GLOBAL_OFFSET_TABLE_+4), reg; \
add %o7, reg, reg
#endif
#if (defined(__GNUC__) && defined(__arch64__)) || \
(defined(__SUNPRO_C) && defined(__sparcv9))
# define SPARC_LOAD_ADDRESS(SYM, reg) \
setx SYM, %o7, reg;
# define LDPTR ldx
#else
# define SPARC_LOAD_ADDRESS(SYM, reg) \
set SYM, reg;
# define LDPTR ld
# define SPARC_LOAD_ADDRESS_LEAF(SYM,reg,tmp) SPARC_LOAD_ADDRESS(SYM,reg)
#endif
#ifdef __PIC__
# undef SPARC_LOAD_ADDRESS
# undef SPARC_LOAD_ADDRESS_LEAF
# define SPARC_LOAD_ADDRESS(SYM, reg) \
SPARC_SETUP_GOT_REG(reg); \
sethi %hi(SYM), %o7; \
or %o7, %lo(SYM), %o7; \
LDPTR [reg + %o7], reg;
#endif
#ifndef SPARC_LOAD_ADDRESS_LEAF
# define SPARC_LOAD_ADDRESS_LEAF(SYM, reg, tmp) \
mov %o7, tmp; \
SPARC_LOAD_ADDRESS(SYM, reg) \
mov tmp, %o7;
#endif
#endif /* __SPARC_ARCH_H__ */