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Add MODE=optlinux build mode (#141)

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This commit is contained in:
Justine Tunney 2021-10-14 19:36:49 -07:00
parent 226aaf3547
commit 67b5200a0b
111 changed files with 934 additions and 854 deletions
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2
libc/intrin/asan.c
View file

@ -431,7 +431,7 @@ struct AsanFault __asan_check(const void *p, long n) {
s = (signed char *)a;
if (OverlapsShadowSpace(p, n)) {
return (struct AsanFault){kAsanProtected, s};
} else if (!(0 <= a && a <= 0x7fffffffffff) && !__asan_is_mapped(a >> 16)) {
} else if (IsLegalPointer(a) && !__asan_is_mapped(a >> 16)) {
return (struct AsanFault){kAsanUnmapped, s};
}
if (UNLIKELY(k)) {

6
libc/intrin/macros.h
View file

@ -13,7 +13,7 @@ typedef char __intrin_xmm_t _Vector_size(16) forcealign(16) mayalias;
#define INTRIN_SSEVEX_X_X_X_(PURE, ISA, OP, FLAGS, A, B, C) \
do { \
if (!IsModeDbg() && X86_HAVE(ISA)) { \
if (X86_HAVE(ISA)) { \
__intrin_xmm_t *Xmm0 = (void *)(A); \
const __intrin_xmm_t *Xmm1 = (const __intrin_xmm_t *)(B); \
const __intrin_xmm_t *Xmm2 = (const __intrin_xmm_t *)(C); \
@ -29,7 +29,7 @@ typedef char __intrin_xmm_t _Vector_size(16) forcealign(16) mayalias;
#define INTRIN_SSEVEX_X_X_I_(PURE, ISA, OP, A, B, I) \
do { \
if (!IsModeDbg() && X86_HAVE(ISA)) { \
if (X86_HAVE(ISA)) { \
__intrin_xmm_t *Xmm0 = (void *)(A); \
const __intrin_xmm_t *Xmm1 = (const __intrin_xmm_t *)(B); \
if (!X86_NEED(AVX)) { \
@ -44,7 +44,7 @@ typedef char __intrin_xmm_t _Vector_size(16) forcealign(16) mayalias;
#define INTRIN_SSEVEX_X_X_(PURE, ISA, OP, A, B) \
do { \
if (!IsModeDbg() && X86_HAVE(ISA)) { \
if (X86_HAVE(ISA)) { \
__intrin_xmm_t *Xmm0 = (void *)(A); \
const __intrin_xmm_t *Xmm1 = (const __intrin_xmm_t *)(B); \
if (!X86_NEED(AVX)) { \

2
libc/intrin/ntgetversion.c
View file

@ -22,7 +22,7 @@
/**
* Returns New Technology version, e.g.
*
* if (IsWindows() && NtGetVersion() >= kNtVersionWindows10) {...}
* if (IsWindows() && NtGetVersion() >=k NtVersionWindows10) {...}
*
* This can only be called on Windows.
*/

21
libc/intrin/oldstack.c Normal file
View file

@ -0,0 +1,21 @@
/*-*- mode:c;indent-tabs-mode:nil;c-basic-offset:2;tab-width:8;coding:utf-8 -*-│
│vi: set net ft=c ts=2 sts=2 sw=2 fenc=utf-8 :vi│
╞══════════════════════════════════════════════════════════════════════════════╡
│ Copyright 2021 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/runtime/runtime.h"
intptr_t __oldstack;

27
libc/intrin/printf.c
View file

@ -25,17 +25,14 @@
#include "libc/sysv/consts/nr.h"
/**
* Privileged printf.
* Privileged vprintf.
*
* This will work without any cosmopolitan runtime support once the
* executable has been loaded into memory.
*/
privileged noasan noubsan noinstrument void __printf(const char *fmt, ...) {
/* system call support runtime depends on this function */
/* function tracing runtime depends on this function */
/* asan runtime depends on this function */
privileged noasan noubsan noinstrument void __vprintf(const char *fmt,
va_list va) {
short w[2];
va_list va;
uint16_t dx;
const void *s;
uint32_t wrote;
@ -46,7 +43,6 @@ privileged noasan noubsan noinstrument void __printf(const char *fmt, ...) {
char c, *p, *e, pad, bits, base, sign, thou, z[28], b[2048];
p = b;
e = p + sizeof(b);
va_start(va, fmt);
do {
switch ((c = *fmt++)) {
default:
@ -200,7 +196,6 @@ privileged noasan noubsan noinstrument void __printf(const char *fmt, ...) {
break;
}
} while (c);
va_end(va);
if (p == e) {
e[-4] = '.';
e[-3] = '.';
@ -229,3 +224,19 @@ privileged noasan noubsan noinstrument void __printf(const char *fmt, ...) {
: "rcx", "r8", "r9", "r10", "r11", "memory", "cc");
}
}
/**
* Privileged printf.
*
* This will work without any cosmopolitan runtime support once the
* executable has been loaded into memory.
*/
privileged noasan noubsan noinstrument void __printf(const char *fmt, ...) {
/* system call support runtime depends on this function */
/* function tracing runtime depends on this function */
/* asan runtime depends on this function */
va_list va;
va_start(va, fmt);
__vprintf(fmt, va);
va_end(va);
}