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/* $Id: macdefs.h,v 1.5 2009/01/24 21:43:49 gmcgarry Exp $ */
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* Copyright(C) Caldera International Inc. 2001-2002. All rights reserved.
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* Redistributions of source code and documentation must retain the above
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* copyright notice, this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditionsand the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed or owned by Caldera
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* Neither the name of Caldera International, Inc. nor the names of other
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* contributors may be used to endorse or promote products derived from
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* this software without specific prior written permission.
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* USE OF THE SOFTWARE PROVIDED FOR UNDER THIS LICENSE BY CALDERA
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* INTERNATIONAL, INC. AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL CALDERA INTERNATIONAL, INC. BE LIABLE
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* FOR ANY DIRECT, INDIRECT INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OFLIABILITY, WHETHER IN CONTRACT,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
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* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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# define makecc(val,i) lastcon = (lastcon<<8)|((val<<24)>>24);
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# define SZLDOUBLE 64 /* XXX use longer? */
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# define SZLONGLONG 64
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# define SZPOINT(t) 32
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# define ALLONGLONG 32
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#define MIN_SHORT -32768
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#define MAX_SHORT 32767
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#define MAX_USHORT 65535
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#define MIN_INT (-0x7fffffff-1)
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#define MAX_INT 0x7fffffff
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#define MAX_UNSIGNED 0xffffffff
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#define MIN_LONG MIN_INT
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#define MAX_LONG MAX_INT
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#define MAX_ULONG MAX_UNSIGNED
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#define MIN_LONGLONG 0x8000000000000000LL
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#define MAX_LONGLONG 0x7fffffffffffffffLL
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#define MAX_ULONGLONG 0xffffffffffffffffULL
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/* Default char is signed */
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#define BOOL_TYPE CHAR /* what used to store _Bool */
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/* size in which constants are converted */
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/* should be long if feasable */
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typedef long long CONSZ;
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typedef unsigned long long U_CONSZ;
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# define CONFMT "%lld"
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# define LABFMT ".L%d"
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# define STABLBL ".LL%d"
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/* size in which offsets are kept
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* should be large enough to cover address space in bits
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typedef long long OFFSZ;
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/* character set macro */
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# define CCTRANS(x) x
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/* register cookie for stack poINTer */
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/* maximum and minimum register variables */
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/* show stack grows negatively */
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/* show field hardware support on VAX */
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/* bytes are numbered from right to left */
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/* we want prtree included */
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# define ENUMSIZE(high,low) INT
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/* VAX-11/780 Registers */
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/* scratch registers */
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/* register variables */
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/* special purpose */
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# define AP 12 /* argument pointer */
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# define FP 13 /* frame pointer */
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# define SP 14 /* stack pointer */
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# define PC 15 /* program counter */
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/* floating registers */
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/* there are no floating point registers on the VAX */
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/* but there are concatenated regs */
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/* we call them XR? */
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# define BYTEOFF(x) ((x)&03)
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# define wdal(k) (BYTEOFF(k)==0)
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# define BITOOR(x) ((x)>>3) /* bit offset to oreg offset */
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//# define R2REGS /* permit double indexing */
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# define STOARG(p) /* just evaluate the arguments, and be done with it... */
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# define genfcall(a,b) gencall(a,b)
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* Register allocator stuff.
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* The register allocator sees this as 16 general regs (AREGs)
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* and 11 64-bit concatenated regs. (BREGs)
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#define MAXREGS 033 /* 27 registers */
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SAREG|TEMPREG, SAREG|TEMPREG, SAREG|TEMPREG, SAREG|TEMPREG, \
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SAREG|TEMPREG, SAREG|TEMPREG, SAREG|PERMREG, SAREG|PERMREG, \
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SAREG|PERMREG, SAREG|PERMREG, SAREG|PERMREG, SAREG|PERMREG, \
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0, 0, 0, 0, /* do not care about ap, fp, sp or pc */ \
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SBREG, SBREG, SBREG, SBREG, SBREG, SBREG, SBREG, SBREG, \
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{ R0, R1, XR1, -1 }, \
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{ R1, R2, XR0, XR2, -1 }, \
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{ R2, R3, XR1, XR3, -1 }, \
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{ R3, R4, XR2, XR4, -1 }, \
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{ R4, R5, XR3, XR5, -1 }, \
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{ R5, R6, XR4, XR6, -1 }, \
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{ R6, R7, XR5, XR7, -1 }, \
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{ R7, R8, XR6, XR8, -1 }, \
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{ R8, R9, XR7, XR9, -1 }, \
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{ R9, R10, XR8, XR10, -1 }, \
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{ R10, R11, XR9, -1 },
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#define NUMCLASS 2 /* highest number of reg classes used */
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/* size, in registers, needed to hold thing of type t */
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#define szty(t) (((t) == DOUBLE || (t) == LDOUBLE || (t) == FLOAT || \
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(t) == LONGLONG || (t) == ULONGLONG) ? 2 : 1)
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#define FPREG FP /* frame pointer */
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#define DECRA(x,y) (((x) >> (y*6)) & 63) /* decode encoded regs */
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#define ENCRD(x) (x) /* Encode dest reg in n_reg */
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#define ENCRA1(x) ((x) << 6) /* A1 */
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#define ENCRA2(x) ((x) << 12) /* A2 */
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#define ENCRA(x,y) ((x) << (6+y*6)) /* encode regs in int */
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#define PCLASS(p) (szty(p->n_type) == 2 ? SBREG : SAREG)
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#define RETREG(x) (szty(x) == 2 ? XR0 : R0)
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#define GCLASS(x) (x < XR0 ? CLASSA : CLASSB)
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int COLORMAP(int c, int *r);
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#define SNCON (MAXSPECIAL+1) /* named constand */
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uspace/app/pcc/arch/vax/macdefs.h
