mirror of
https://github.com/jart/cosmopolitan.git
synced 2025-02-12 01:08:00 +00:00
Delete some dead code
This commit is contained in:
Justine Tunney
parent
9e6faa5256
commit
2f89c2482a
12 changed files with 0 additions and 505 deletions
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@ -168,7 +168,6 @@ o/$(MODE)/ape/ape-no-modify-self.o: \
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libc/macros.internal.h \
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libc/macros.internal.h \
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libc/nexgen32e/uart.internal.h \
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libc/nexgen32e/uart.internal.h \
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libc/calls/metalfile.internal.h \
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libc/calls/metalfile.internal.h \
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libc/nexgen32e/vidya.internal.h \
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libc/nt/pedef.internal.h \
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libc/nt/pedef.internal.h \
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libc/runtime/e820.internal.h \
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libc/runtime/e820.internal.h \
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libc/runtime/mman.internal.h \
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libc/runtime/mman.internal.h \
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@ -199,7 +198,6 @@ o/$(MODE)/ape/ape-copy-self.o: \
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libc/macros.internal.h \
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libc/macros.internal.h \
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libc/nexgen32e/uart.internal.h \
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libc/nexgen32e/uart.internal.h \
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libc/calls/metalfile.internal.h \
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libc/calls/metalfile.internal.h \
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libc/nexgen32e/vidya.internal.h \
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libc/nt/pedef.internal.h \
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libc/nt/pedef.internal.h \
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libc/runtime/e820.internal.h \
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libc/runtime/e820.internal.h \
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libc/runtime/mman.internal.h \
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libc/runtime/mman.internal.h \
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@ -22,119 +22,6 @@
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#ifdef __ASSEMBLER__
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#ifdef __ASSEMBLER__
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/* clang-format off */
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/* clang-format off */
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/**
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* @fileoverview Macros relevant to αcτµαlly pδrταblε εxεcµταblε.
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*/
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// Calls near (i.e. pc+pcrel<64kB) FUNCTION.
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// @mode long,legacy,real
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// @cost 9 bytes overhead
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.macro rlcall function:req
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.byte 0x50 # push %[er]ax
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.byte 0xb8,0,0 # mov $?,%[e]ax
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jmp 911f
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.byte 0x58 # pop %[er]ax
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.byte 0xe8 # call Jvds
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.long \function\()-.-4
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jmp 912f
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911: .byte 0x58 # pop %[er]ax
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.byte 0xe8 # call Jvds
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.short \function\()-.-2
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912:
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.endm
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// Loads far (i.e. <1mb) abs constexpr ADDRESS into ES:DI+EDX+RDX.
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// @mode long,legacy,real
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.macro movesdi address:req
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.byte 0xbf # mov $0x????xxxx,%[e]di
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.short \address>>4
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.byte 0x8e,0xc7 # mov %di,%es
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.byte 0xbf # mov $0x????xxxx,%[e]di
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.short \address&0xf
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jmp 297f
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.byte 0xbf # mov $0x????xxxx,%edi
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.long \address
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297:
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.endm
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// Loads 16-bit CONSTEXPR into Qw-register w/ optional zero-extend.
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// @mode long,legacy,real
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.macro bbmov constexpr:req abcd abcd.hi:req abcd.lo:req
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.ifnb \abcd
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.if (\constexpr)<128 && (\constexpr)>=0
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pushpop \constexpr,\abcd
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.exitm
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.endif
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.endif
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movb $(\constexpr)>>8&0xff,\abcd.hi
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movb $(\constexpr)&0xff,\abcd.lo
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.endm
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// Compares 16-bit CONSTEXPR with Qw-register.
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// @mode long,legacy,real
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.macro bbcmp constexpr:req abcd.hi:req abcd.lo:req
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cmpb $(\constexpr)>>8&0xff,\abcd.hi
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jnz 387f
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cmpb $(\constexpr)&0xff,\abcd.lo
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387:
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.endm
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// Adds 16-bit CONSTEXPR to Qw-register.
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// @mode long,legacy,real
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.macro bbadd constexpr:req abcd.hi:req abcd.lo:req
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addb $(\constexpr)&0xff,\abcd.lo
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.if (\constexpr) != 0
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adcb $(\constexpr)>>8&0xff,\abcd.hi
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.endif
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.endm
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// Subtracts 16-bit CONSTEXPR from Qw-register.
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// @mode long,legacy,real
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.macro bbsub constexpr:req abcd.hi:req abcd.lo:req
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subb $(\constexpr)&0xff,\abcd.lo
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.if (\constexpr) != 0
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sbbb $(\constexpr)>>8&0xff,\abcd.hi
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.endif
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.endm
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// Ands Qw-register with 16-bit CONSTEXPR.
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// @mode long,legacy,real
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.macro bband constexpr:req abcd.hi:req abcd.lo:req
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.if ((\constexpr)&0xff) != 0xff || ((\constexpr)>>8&0xff) == 0xff
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andb $(\constexpr)&0xff,\abcd.lo
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.endif
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.if ((\constexpr)>>8&0xff) != 0xff
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andb $(\constexpr)>>8&0xff,\abcd.hi
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.endif
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.endm
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// Ors Qw-register with 16-bit CONSTEXPR.
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// @mode long,legacy,real
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.macro bbor constexpr:req abcd.hi:req abcd.lo:req
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.if ((\constexpr)&0xff) != 0 || ((\constexpr)>>8&0xff) != 0
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orb $(\constexpr)&0xff,\abcd.lo
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.endif
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.if ((\constexpr)>>8&0xff) != 0
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orb $(\constexpr)>>8&0xff,\abcd.hi
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.endif
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.endm
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// Performs ACTION only if in real mode.
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// @mode long,legacy,real
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.macro rlo clobber:req action:vararg
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990: mov $0,\clobber
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.if .-990b!=3
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.error "bad clobber or assembler mode"
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.endif
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991: \action
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.rept 2-(.-991b)
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nop
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.endr
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.if .-991b!=2
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.error "ACTION must be 1-2 bytes"
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.endif
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.endm
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// Initializes real mode stack.
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// Initializes real mode stack.
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// The most holiest of holy code.
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// The most holiest of holy code.
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// @mode real
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// @mode real
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@ -10,11 +10,6 @@
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#define lz4decode __lz4decode
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#define lz4decode __lz4decode
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COSMOPOLITAN_C_START_
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COSMOPOLITAN_C_START_
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#if 0
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/*───────────────────────────────────────────────────────────────────────────│─╗
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│ cosmopolitan § standard library » compression ─╬─│┼
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╚────────────────────────────────────────────────────────────────────────────│*/
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#endif
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struct RlDecode {
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struct RlDecode {
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uint8_t repititions;
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uint8_t repititions;
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@ -1,11 +0,0 @@
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#ifndef COSMOPOLITAN_LIBC_NEXGEN32E_MACROS_H_
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#define COSMOPOLITAN_LIBC_NEXGEN32E_MACROS_H_
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#ifdef __ASSEMBLER__
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#include "libc/nexgen32e/macros.internal.inc"
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#else
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/* let's give auto-import tooling a helping hand */
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#define pbroadcastb pbroadcastb
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#endif /* __ASSEMBLER__ */
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#endif /* COSMOPOLITAN_LIBC_NEXGEN32E_MACROS_H_ */
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@ -1,89 +0,0 @@
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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
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│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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│ above copyright notice and this permission notice appear in all copies. │
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│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
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│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/macros.internal.h"
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#include "libc/nexgen32e/x86feature.h"
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// Broadcast byte literal to vector, e.g.
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//
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// # xmm0=0x12121212121212121212121212121212
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// .bcblit $0x12,%al,%eax,%xmm0
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//
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// @param reg and regSI need to be the same register
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.macro .bcblit lit:req reg:req regSI:req xmm:req
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mov \lit,\reg
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movd \regSI,\xmm
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pbroadcastb \xmm
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.endm
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// Broadcast word literal to vector, e.g.
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//
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// # xmm0=0x01230123012301230123012301230123
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// .bcwlit $0x123,%ax,%eax,%xmm0
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//
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// @param reg and regSI need to be the same register
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.macro .bcwlit lit:req reg:req regSI:req xmm:req
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mov \lit,\reg
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movd \regSI,\xmm
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pbroadcastw \xmm
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.endm
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// Broadcast int16 from register to vector.
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.macro .bcwreg regSI:req xmm:req
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movd \regSI,\xmm
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pbroadcastw \xmm
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.endm
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// Sets all bytes in XMM register to first byte, e.g.
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//
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// mov $0x11,%eax
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// movd %eax,%xmm0
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// pbroadcastb %xmm0
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//
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// 11000000000000000000000000000000
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// → 11111111111111111111111111111111
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//
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// @param xmm can be %xmm0,%xmm1,etc.
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.macro pbroadcastb xmm:req
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#if X86_NEED(AVX2)
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vpbroadcastb \xmm,\xmm
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#else
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punpcklbw \xmm,\xmm
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punpcklwd \xmm,\xmm
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pshufd $0,\xmm,\xmm
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#endif
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.endm
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// Sets all words in XMM register to first word, e.g.
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//
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// mov $0x1234,%eax
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// movd %eax,%xmm0
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// pbroadcastw %xmm0
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//
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// 12340000000000000000000000000000
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// → 12341234123412341234123412341234
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//
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// @param xmm can be %xmm0,%xmm1,etc.
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.macro pbroadcastw xmm:req
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#if X86_NEED(AVX2)
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vpbroadcastw \xmm,\xmm
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#else
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punpcklwd \xmm,\xmm
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pshufd $0,\xmm,\xmm
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#endif
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.endm
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@ -1,54 +0,0 @@
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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
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│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
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│ any purpose with or without fee is hereby granted, provided that the │
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||||||
│ above copyright notice and this permission notice appear in all copies. │
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||||||
│ │
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│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
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│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
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||||||
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
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│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
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│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
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│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
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│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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// Documentation for Intel(R)'s “Most Complicated Instruction”(TM)
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//
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// mnemonic op1 op2 op3 op4 modif f description, notes
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// ═══════════ ════ ════ ════ ═══ ════════ ═════════════════════════════
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// PCMPESTRM XMM0 Vdq Wdq ... o..szapc Explicit Length, Return Mask
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// PCMPESTRI rCX Vdq Wdq ... o..szapc Explicit Length, Return Index
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// PCMPISTRM XMM0 Vdq Wdq Ib o..szapc Implicit Length, Return Mask
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// PCMPISTRI rCX Vdq Wdq Ib o..szapc Implicit Length, Return Index
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//
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// CF ← Reset if IntRes2 is equal to zero, set otherwise
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// ZF ← Set if any byte/word of xmm2/mem128 is null, reset otherwise
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// SF ← Set if any byte/word of xmm1 is null, reset otherwise
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// OF ← IntRes2[0]
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// AF ← Reset
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// PF ← Reset
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//
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// PCMP{E,I}STR{I,M} Control Byte
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// @see Intel Manual V.2B §4.1.7
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//
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// ┌─0:index of the LEAST significant, set, bit is used
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// │ regardless of corresponding input element validity
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// │ intres2 is returned in least significant bits of xmm0
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// ├─1:index of the MOST significant, set, bit is used
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// │ regardless of corresponding input element validity
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// │ each bit of intres2 is expanded to byte/word
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// │┌─0:negation of intres1 is for all 16 (8) bits
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// │├─1:negation of intres1 is masked by reg/mem validity
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// ││┌─intres1 is negated (1’s complement)
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// │││┌─mode{equalany,ranges,equaleach,equalordered}
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// ││││ ┌─issigned
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// ││││ │┌─is16bit
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// u│││├┐││
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.Lequalordered = 0b00001100
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.Lequalorder16 = 0b00001101
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.Lequalranges8 = 0b00000100
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@ -1,41 +0,0 @@
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/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
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│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
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╞══════════════════════════════════════════════════════════════════════════════╡
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│ Copyright 2020 Justine Alexandra Roberts Tunney │
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│ │
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│ Permission to use, copy, modify, and/or distribute this software for │
|
|
||||||
│ any purpose with or without fee is hereby granted, provided that the │
|
|
||||||
│ above copyright notice and this permission notice appear in all copies. │
|
|
||||||
│ │
|
|
||||||
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
||||||
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
||||||
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
||||||
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
||||||
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
||||||
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
||||||
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
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||||||
│ PERFORMANCE OF THIS SOFTWARE. │
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╚─────────────────────────────────────────────────────────────────────────────*/
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#include "libc/macros.internal.h"
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// Support code for fast integer division by Si units.
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//
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||||||
// Division by magnums is described in Hacker's Delight and is
|
|
||||||
// usually generated automatically by compilers, but sadly not
|
|
||||||
// when we optimize for size and idiv goes at least 10x slower
|
|
||||||
// so we do this which saves space while avoiding build tuning
|
|
||||||
//
|
|
||||||
// @param rdi is number to divide
|
|
||||||
// @param cl is magnum #1
|
|
||||||
// @param rdx is magnum #2
|
|
||||||
// @return quotient
|
|
||||||
tinydivsi:
|
|
||||||
.leafprologue
|
|
||||||
mov %rdi,%rax
|
|
||||||
imul %rdx
|
|
||||||
mov %rdx,%rax
|
|
||||||
sar %cl,%rax
|
|
||||||
sar $63,%rdi
|
|
||||||
sub %rdi,%rax
|
|
||||||
.leafepilogue
|
|
||||||
.endfn tinydivsi,globl
|
|
||||||
|
|
@ -1,36 +0,0 @@
|
||||||
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
|
|
||||||
│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
|
|
||||||
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
||||||
│ Copyright 2020 Justine Alexandra Roberts Tunney │
|
|
||||||
│ │
|
|
||||||
│ Permission to use, copy, modify, and/or distribute this software for │
|
|
||||||
│ any purpose with or without fee is hereby granted, provided that the │
|
|
||||||
│ above copyright notice and this permission notice appear in all copies. │
|
|
||||||
│ │
|
|
||||||
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
||||||
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
||||||
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
||||||
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
||||||
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
||||||
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
||||||
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
|
|
||||||
│ PERFORMANCE OF THIS SOFTWARE. │
|
|
||||||
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
||||||
#include "libc/macros.internal.h"
|
|
||||||
|
|
||||||
// 32-bit strlen that's tiny and near optimal if data's tiny.
|
|
||||||
//
|
|
||||||
// @param RDI is wchar_t *s
|
|
||||||
// @param EAX is unsigned length
|
|
||||||
// @see libc/nexgen32e/strsak32.S
|
|
||||||
.ftrace1
|
|
||||||
tinywcslen:
|
|
||||||
.ftrace2
|
|
||||||
.leafprologue
|
|
||||||
xor %eax,%eax
|
|
||||||
1: cmpl $0,(%rdi,%rax,4)
|
|
||||||
jz 2f
|
|
||||||
inc %eax
|
|
||||||
jmp 1b
|
|
||||||
2: .leafepilogue
|
|
||||||
.endfn tinywcslen,globl
|
|
||||||
|
|
@ -1,39 +0,0 @@
|
||||||
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
|
|
||||||
│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
|
|
||||||
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
||||||
│ Copyright 2020 Justine Alexandra Roberts Tunney │
|
|
||||||
│ │
|
|
||||||
│ Permission to use, copy, modify, and/or distribute this software for │
|
|
||||||
│ any purpose with or without fee is hereby granted, provided that the │
|
|
||||||
│ above copyright notice and this permission notice appear in all copies. │
|
|
||||||
│ │
|
|
||||||
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
||||||
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
||||||
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
||||||
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
||||||
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
||||||
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
||||||
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
|
|
||||||
│ PERFORMANCE OF THIS SOFTWARE. │
|
|
||||||
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
||||||
#include "libc/macros.internal.h"
|
|
||||||
|
|
||||||
// 32-bit strnlen that's tiny and near optimal if data's tiny.
|
|
||||||
//
|
|
||||||
// @param RDI is wchar_t *s
|
|
||||||
// @param RSI is size_t n
|
|
||||||
// @param EAX is unsigned length
|
|
||||||
// @see libc/nexgen32e/strsak32.S
|
|
||||||
.ftrace1
|
|
||||||
tinywcsnlen:
|
|
||||||
.ftrace2
|
|
||||||
.leafprologue
|
|
||||||
xor %eax,%eax
|
|
||||||
1: cmp %esi,%eax
|
|
||||||
jae 2f
|
|
||||||
cmpl $0,(%rdi,%rax,4)
|
|
||||||
jz 2f
|
|
||||||
inc %eax
|
|
||||||
jmp 1b
|
|
||||||
2: .leafepilogue
|
|
||||||
.endfn tinywcsnlen,globl
|
|
||||||
|
|
@ -1,81 +0,0 @@
|
||||||
#ifndef COSMOPOLITAN_LIBC_NEXGEN32E_VIDYA_H_
|
|
||||||
#define COSMOPOLITAN_LIBC_NEXGEN32E_VIDYA_H_
|
|
||||||
|
|
||||||
#define VIDYA_ROWS 25
|
|
||||||
#define VIDYA_COLUMNS 80
|
|
||||||
#define VIDYA_SIZE (VIDYA_ROWS * VIDYA_COLUMNS * 2)
|
|
||||||
#define VIDYA_MODE_MDA 7
|
|
||||||
#define VIDYA_MODE_CGA 3
|
|
||||||
#define VIDYA_ADDR_MDA 0xb0000
|
|
||||||
#define VIDYA_ADDR_CGA 0xb8000
|
|
||||||
#define VIDYA_ATTR_NORMAL 0x07 /* cozy default for both mda and cga */
|
|
||||||
#define VIDYA_REWIND ~0x7fff /* derived from mode addr min. lzcnt */
|
|
||||||
#define VIDYA_SERVICE 0x10
|
|
||||||
#define VIDYA_SET_MODE 0x0003
|
|
||||||
#define VIDYA_SET_CURSOR 0x0100
|
|
||||||
#define VIDYA_SET_CURSOR_NONE 0x2000
|
|
||||||
#define VIDYA_SET_BLINKING 0x1003
|
|
||||||
#define VIDYA_SET_BLINKING_NONE 0x0000
|
|
||||||
|
|
||||||
|
|
||||||
enum VidyaMode {
|
|
||||||
kVidyaModeMda = VIDYA_MODE_MDA,
|
|
||||||
kVidyaModeCga = VIDYA_MODE_CGA
|
|
||||||
};
|
|
||||||
|
|
||||||
enum VidyaColor {
|
|
||||||
kVidyaColorBlack = 0x0,
|
|
||||||
kVidyaColorBlue = 0x1,
|
|
||||||
kVidyaColorGreen = 0x2,
|
|
||||||
kVidyaColorCyan = 0x3,
|
|
||||||
kVidyaColorRed = 0x4,
|
|
||||||
kVidyaColorMagenta = 0x5,
|
|
||||||
kVidyaColorBrown = 0x6,
|
|
||||||
kVidyaColorLightGray = 0x7,
|
|
||||||
kVidyaColorDarkGray = 0x8,
|
|
||||||
kVidyaColorLightBlue = 0x9,
|
|
||||||
kVidyaColorLightGreen = 0xa,
|
|
||||||
kVidyaColorLightCyan = 0xb,
|
|
||||||
kVidyaColorLightRed = 0xc,
|
|
||||||
kVidyaColorLightMagenta = 0xd,
|
|
||||||
kVidyaColorYellow = 0xe,
|
|
||||||
kVidyaColorWhite = 0xf
|
|
||||||
};
|
|
||||||
|
|
||||||
struct thatispacked VidyaCell {
|
|
||||||
unsigned glyph : 8; /* IBM Code Page 437 */
|
|
||||||
union VidyaAttr {
|
|
||||||
enum {
|
|
||||||
kVidyaAttrBlank = 0x00,
|
|
||||||
kVidyaAttrNormal = VIDYA_ATTR_NORMAL,
|
|
||||||
kVidyaAttrMdaFlipped = 0x70,
|
|
||||||
kVidyaAttrMdaFlippedFaded = 0x78,
|
|
||||||
kVidyaAttrMdaFlippedIntense = 0xf0,
|
|
||||||
kVidyaAttrMdaFlippedFadedIntense = 0xf8
|
|
||||||
} preset : 8;
|
|
||||||
struct VidyaTextDecoration { /* MDA Only */
|
|
||||||
unsigned underline : 1;
|
|
||||||
unsigned __ignore1 : 1;
|
|
||||||
unsigned bold : 1;
|
|
||||||
unsigned __ignore2 : 3;
|
|
||||||
unsigned intense : 1;
|
|
||||||
} decoration;
|
|
||||||
struct { /* CGA Only */
|
|
||||||
enum VidyaColor fg : 4;
|
|
||||||
enum VidyaColor bg : 4;
|
|
||||||
} color;
|
|
||||||
} attr;
|
|
||||||
};
|
|
||||||
|
|
||||||
typedef union VidyaAttr VidyaAttr;
|
|
||||||
typedef struct VidyaCell VidyaCell;
|
|
||||||
typedef struct VidyaCell VidyaPage[VIDYA_ROWS][VIDYA_COLUMNS];
|
|
||||||
|
|
||||||
__far VidyaPage *vinit(enum VidyaMode mode);
|
|
||||||
__far VidyaPage *vcls(__far VidyaCell *pos);
|
|
||||||
__far VidyaCell *vputc(__far VidyaCell *pos, int c);
|
|
||||||
__far VidyaCell *vputs(__far VidyaCell *pos, const char *str);
|
|
||||||
__far VidyaCell *vtput(__far VidyaCell *pos, const void *data, size_t size);
|
|
||||||
__far VidyaCell *vscroll(__far VidyaCell *pos, size_t bytes);
|
|
||||||
|
|
||||||
#endif /* COSMOPOLITAN_LIBC_NEXGEN32E_VIDYA_H_ */
|
|
||||||
|
|
@ -1,33 +0,0 @@
|
||||||
/*-*- mode:unix-assembly; indent-tabs-mode:t; tab-width:8; coding:utf-8 -*-│
|
|
||||||
│ vi: set noet ft=asm ts=8 sw=8 fenc=utf-8 :vi │
|
|
||||||
╞══════════════════════════════════════════════════════════════════════════════╡
|
|
||||||
│ Copyright 2020 Justine Alexandra Roberts Tunney │
|
|
||||||
│ │
|
|
||||||
│ Permission to use, copy, modify, and/or distribute this software for │
|
|
||||||
│ any purpose with or without fee is hereby granted, provided that the │
|
|
||||||
│ above copyright notice and this permission notice appear in all copies. │
|
|
||||||
│ │
|
|
||||||
│ THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL │
|
|
||||||
│ WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED │
|
|
||||||
│ WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE │
|
|
||||||
│ AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL │
|
|
||||||
│ DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR │
|
|
||||||
│ PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER │
|
|
||||||
│ TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR │
|
|
||||||
│ PERFORMANCE OF THIS SOFTWARE. │
|
|
||||||
╚─────────────────────────────────────────────────────────────────────────────*/
|
|
||||||
|
|
||||||
// Reconfigures transcendental math coprocessor.
|
|
||||||
//
|
|
||||||
// @param \conf can be absent to restore default
|
|
||||||
// @clob x87 status and control words only
|
|
||||||
// @see Intel Manual V.1 §8.1.5
|
|
||||||
// @mode long,legacy
|
|
||||||
.macro x87conf conf=$0x33f
|
|
||||||
push %ax
|
|
||||||
pushw \conf
|
|
||||||
fclex
|
|
||||||
fldcw (%rsp)
|
|
||||||
pop %ax
|
|
||||||
pop %ax
|
|
||||||
.endm
|
|
||||||
|
|
@ -20,7 +20,6 @@
|
||||||
#include "libc/dce.h"
|
#include "libc/dce.h"
|
||||||
#include "libc/macros.internal.h"
|
#include "libc/macros.internal.h"
|
||||||
#include "libc/thread/pt.internal.h"
|
#include "libc/thread/pt.internal.h"
|
||||||
#include "libc/nexgen32e/macros.h"
|
|
||||||
|
|
||||||
#define SIG_IGN 1
|
#define SIG_IGN 1
|
||||||
|
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue