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71 lines
2.5 KiB
C
71 lines
2.5 KiB
C
/* $Id$ */
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#ifndef __MW_LOWLEVEL_INTERNAL_MATH_H__
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#define __MW_LOWLEVEL_INTERNAL_MATH_H__
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#include <Mw/BaseTypes.h>
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#include <Mw/LowLevelMath.h>
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/* Bitfield of cpu features we get from x86's CPUID */
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#if defined(__WATCOMC__) || defined(__i386__) || defined(__amd64__)
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typedef struct _cpuFeatures cpuFeatures;
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struct _cpuFeatures {
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MwBool fpu : 1; /* x87 FPU on chip */
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MwBool vme : 1; /* Virtual-8086 Mode Enhancement */
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MwBool de : 1; /* Debugging Extensions */
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MwBool pse : 1; /* Page Size Extensions */
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MwBool tsc : 1; /* Time Stamp Counter */
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MwBool msr : 1; /* RDMSR and WRMSR Support */
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MwBool pae : 1; /* Physical Address Extensions */
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MwBool mce : 1; /* Machine Check Exception */
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MwBool cx8 : 1; /* CMPXCHG8B instr */
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MwBool apic : 1; /* APIC on Chip */
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MwBool pad1 : 1;
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MwBool sep : 1; /* SYSENTER and SYSEXIT instrs */
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MwBool mtrr : 1; /* Memory Type Range Registers */
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MwBool pge : 1; /* Page Global Bit */
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MwBool mca : 1; /* Machine Check Architecture */
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MwBool cmov : 1; /* Conditional Move Instrs */
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MwBool pat : 1; /* Page Attribute Table */
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MwBool pse36 : 1; /* 36-Bit Page Size Extension */
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MwBool psn : 1; /* Processor Serial Number */
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MwBool clflush : 1; /* CLFLUSH instr */
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MwBool pad2 : 1;
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MwBool ds : 1; /* Debug Store */
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MwBool acpi : 1; /* Thermal Monitor and Software Controlled Clock Facilities */
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MwBool mmx : 1; /* Intel MMX Technology */
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MwBool fxsr : 1; /* XSAVE and FXRSTOR Instrs */
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MwBool sse : 1; /* SSE */
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MwBool sse2 : 1; /* SSE2 */
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MwBool ss : 1; /* Self Snoop */
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MwBool hit : 1; /* Max APIC IDs */
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MwBool tm : 1; /* Thermal Monitor */
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MwBool pad3 : 1;
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MwBool pbe : 1; /* Pending Break Enable */
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};
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#endif
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#include "nbsd_math.h"
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struct _MwLLMathVTable {
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void (*Add)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*Multiply)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*Sub)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*Reciprocal)(MwLLVec* a, MwLLVec* out);
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void (*SquareRoot)(MwLLVec* a, MwLLVec* out);
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void (*And)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*Or)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*ShiftRight)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*ShiftLeft)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*Equal)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*GreaterThen)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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void (*LesserThen)(MwLLVec* a, MwLLVec* b, MwLLVec* out);
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};
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typedef struct _MwLLMathVTable MwLLMathVTable;
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MwLLMathVTable** default_multi_table(void);
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void mmx_apply(MwLLMathVTable**);
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double nbsd_pow(double a, double b);
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#endif
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