Merge branch 'master' into rcce
This commit is contained in:
Stefan Lankes
commit
65d3c6c920
9 changed files with 67 additions and 145 deletions
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@ -34,14 +34,10 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/divdi3.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added in quad.h.
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*/
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#include <metalsvm/stddef.h>
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typedef int64_t quad_t;
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typedef uint64_t u_quad_t;
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u_quad_t __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t* arq);
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#include "quad.h"
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/*
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* Divide two signed quads.
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@ -32,51 +32,12 @@
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*/
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/*
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* The code has been taken from FreeBSD (sys/libkern/ucmpdi2.c) and is therefore
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* The code has been taken from FreeBSD (sys/libkern/lshrdi3.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added in quad.h.
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*/
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#include <metalsvm/stddef.h>
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#define CHAR_BIT 8
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define _QUAD_HIGHWORD 1
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#define _QUAD_LOWWORD 0
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#else
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#define _QUAD_HIGHWORD 0
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#define _QUAD_LOWWORD 1
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#endif
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/*
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* Define high and low longwords.
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*/
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#define H _QUAD_HIGHWORD
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#define L _QUAD_LOWWORD
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/*
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* Total number of bits in a quad_t and in the pieces that make it up.
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* These are used for shifting, and also below for halfword extraction
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* and assembly.
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*/
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#define QUAD_BITS (sizeof(quad_t) * CHAR_BIT)
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#define LONG_BITS (sizeof(long) * CHAR_BIT)
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#define HALF_BITS (sizeof(long) * CHAR_BIT / 2)
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typedef int64_t quad_t;
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typedef uint32_t qshift_t;
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/*
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* Depending on the desired operation, we view a `long long' (aka quad_t) in
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* one or more of the following formats.
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*/
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union uu {
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quad_t q; /* as a (signed) quad */
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quad_t uq; /* as an unsigned quad */
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int32_t sl[2]; /* as two signed longs */
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uint32_t ul[2]; /* as two unsigned longs */
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};
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#include "quad.h"
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/*
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* Shift an (unsigned) quad value right (logical shift right).
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@ -34,14 +34,10 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/moddi3.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added quad.h.
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*/
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#include <metalsvm/stddef.h>
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typedef int64_t quad_t;
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typedef uint64_t u_quad_t;
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u_quad_t __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t* arq);
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#include "quad.h"
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/*
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* Return remainder after dividing two signed quads.
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@ -34,7 +34,7 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/qdivrem.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added in quad.h.
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*/
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/*
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@ -43,48 +43,7 @@
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*/
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/* MetalSVM prelude */
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#include <metalsvm/stddef.h>
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#include <asm/limits.h>
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typedef uint64_t u_quad_t;
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typedef int64_t quad_t;
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typedef uint32_t u_long;
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/*
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* Depending on the desired operation, we view a `long long' (aka quad_t) in
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* one or more of the following formats.
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*/
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union uu {
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quad_t q; /* as a (signed) quad */
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quad_t uq; /* as an unsigned quad */
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int32_t sl[2]; /* as two signed longs */
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uint32_t ul[2]; /* as two unsigned longs */
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};
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#define CHAR_BIT 8
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define _QUAD_HIGHWORD 1
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#define _QUAD_LOWWORD 0
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#else
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#define _QUAD_HIGHWORD 0
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#define _QUAD_LOWWORD 1
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#endif
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/*
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* Define high and low longwords.
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*/
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#define H _QUAD_HIGHWORD
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#define L _QUAD_LOWWORD
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/*
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* Total number of bits in a quad_t and in the pieces that make it up.
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* These are used for shifting, and also below for halfword extraction
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* and assembly.
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*/
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#define QUAD_BITS (sizeof(quad_t) * CHAR_BIT)
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#define LONG_BITS (sizeof(long) * CHAR_BIT)
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#define HALF_BITS (sizeof(long) * CHAR_BIT / 2)
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#include "quad.h"
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/*
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* Extract high and low shortwords from longword, and move low shortword of
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51
libkern/quad.h
Normal file
51
libkern/quad.h
Normal file
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@ -0,0 +1,51 @@
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#ifndef __QUAD_H__
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#define __QUAD_H__
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/* MetalSVM prelude */
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#include <metalsvm/stddef.h>
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#include <asm/limits.h>
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typedef uint64_t u_quad_t;
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typedef int64_t quad_t;
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typedef uint32_t u_long;
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typedef uint32_t qshift_t;
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/*
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* Depending on the desired operation, we view a `long long' (aka quad_t) in
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* one or more of the following formats.
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*/
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union uu {
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quad_t q; /* as a (signed) quad */
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quad_t uq; /* as an unsigned quad */
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int32_t sl[2]; /* as two signed longs */
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uint32_t ul[2]; /* as two unsigned longs */
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};
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#define CHAR_BIT 8
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define _QUAD_HIGHWORD 1
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#define _QUAD_LOWWORD 0
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#else
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#define _QUAD_HIGHWORD 0
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#define _QUAD_LOWWORD 1
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#endif
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/*
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* Define high and low longwords.
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*/
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#define H _QUAD_HIGHWORD
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#define L _QUAD_LOWWORD
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/*
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* Total number of bits in a quad_t and in the pieces that make it up.
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* These are used for shifting, and also below for halfword extraction
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* and assembly.
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*/
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#define QUAD_BITS (sizeof(quad_t) * CHAR_BIT)
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#define LONG_BITS (sizeof(long) * CHAR_BIT)
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#define HALF_BITS (sizeof(long) * CHAR_BIT / 2)
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u_quad_t __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t* arq);
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#endif
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@ -33,13 +33,7 @@
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*/
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/*
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* The code has been taken from FreeBSD (sys/libkern/qdivrem.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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*/
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/*
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* The code has been taken from FreeBSD (sys/libkern/qdivrem.c) and is therefore
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* The code has been taken from FreeBSD (sys/libkern/strtol.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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*/
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@ -34,38 +34,10 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/ucmpdi2.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added quad.h.
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*/
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#include <metalsvm/stddef.h>
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#if BYTE_ORDER == LITTLE_ENDIAN
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#define _QUAD_HIGHWORD 1
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#define _QUAD_LOWWORD 0
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#else
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#define _QUAD_HIGHWORD 0
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#define _QUAD_LOWWORD 1
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#endif
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/*
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* Define high and low longwords.
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*/
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#define H _QUAD_HIGHWORD
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#define L _QUAD_LOWWORD
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typedef int64_t quad_t;
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typedef uint64_t u_quad_t;
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/*
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* Depending on the desired operation, we view a `long long' (aka quad_t) in
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* one or more of the following formats.
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*/
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union uu {
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quad_t q; /* as a (signed) quad */
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quad_t uq; /* as an unsigned quad */
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int32_t sl[2]; /* as two signed longs */
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uint32_t ul[2]; /* as two unsigned longs */
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};
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#include "quad.h"
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/*
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* Return 0, 1, or 2 as a <, =, > b respectively.
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@ -34,13 +34,10 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/udivdi3.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added in quad.h.
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*/
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#include <metalsvm/stddef.h>
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typedef uint64_t u_quad_t;
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u_quad_t __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t* arq);
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#include "quad.h"
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/*
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* Divide two unsigned quads.
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@ -34,14 +34,10 @@
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/*
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* The code has been taken from FreeBSD (sys/libkern/umoddi3.c) and is therefore
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* BSD-licensed. Unnecessary functions have been removed and all typedefs required
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* have been added.
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* have been added in quad.h.
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*/
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#include <metalsvm/stddef.h>
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typedef uint64_t u_quad_t;
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u_quad_t __qdivrem(u_quad_t uq, u_quad_t vq, u_quad_t* arq);
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#include "quad.h"
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/*
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* Return remainder after dividing two unsigned quads.
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Add table
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