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Add chibicc

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This program popped up on Hacker News recently. It's the only modern
compiler I've ever seen that doesn't have dependencies and is easily
modified. So I added all of the missing GNU extensions I like to use
which means it might be possible soon to build on non-Linux and have
third party not vendor gcc binaries.
This commit is contained in:
Justine Tunney 2020-12-05 12:20:41 -08:00
parent e44a0cf6f8
commit 8da931a7f6
298 changed files with 19493 additions and 11950 deletions
Download patch file Download diff file Expand all files Collapse all files

2
tool/viz/bing.c
View file

@ -35,7 +35,7 @@
int ispipe_;
int newlines_;
noreturn void ShowUsage(FILE *f, int rc) {
wontreturn void ShowUsage(FILE *f, int rc) {
fputs(program_invocation_name, f);
fputs(": [-p] [-n] [FILE...]\n", f);
exit(rc);

4
tool/viz/derasterize.c
View file

@ -398,8 +398,8 @@ static struct Cell derasterize(unsigned char block[CN][YS * XS]) {
static char *RenderImage(char *v, unsigned yn, unsigned xn,
const unsigned char srgb[yn][YS][xn][XS][CN]) {
unsigned y, x, i, j, k;
unsigned char copy[YS][XS][CN] aligned(32);
unsigned char block[CN][YS * XS] aligned(32);
unsigned char copy[YS][XS][CN] forcealign(32);
unsigned char block[CN][YS * XS] forcealign(32);
DCHECK_ALIGNED(32, v);
DCHECK_ALIGNED(32, srgb);
for (y = 0; y < yn; ++y) {

2
tool/viz/double2int.c
View file

@ -24,7 +24,7 @@
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/x/x.h"
#include "third_party/dtoa/dtoa.h"
#include "third_party/gdtoa/gdtoa.h"
void double2int(const char *s) {
double b64;

2
tool/viz/fold.c
View file

@ -29,7 +29,7 @@
int column_;
noreturn void usage(int rc, FILE *f) {
wontreturn void usage(int rc, FILE *f) {
fputs("Usage: ", f);
fputs(program_invocation_name, f);
fputs(" [-w COLS] [FILE...]\n", f);

8
tool/viz/generatematrix.c
View file

@ -35,7 +35,7 @@
#include "libc/sysv/consts/ex.h"
#include "libc/sysv/consts/exit.h"
#include "libc/x/x.h"
#include "third_party/dtoa/dtoa.h"
#include "third_party/gdtoa/gdtoa.h"
#include "third_party/getopt/getopt.h"
#include "tool/viz/lib/formatstringtable.h"
@ -59,7 +59,7 @@ struct Range r1_ = {LONG_MIN, LONG_MAX};
struct Range r2_ = {0, 1};
StringTableFormatter *formatter_ = FormatStringTableAsCode;
static noreturn void PrintUsage(int rc, FILE *f) {
static wontreturn void PrintUsage(int rc, FILE *f) {
fprintf(f, "Usage: %s%s", program_invocation_name, "\
[FLAGS] [FILE]\n\
\n\
@ -95,8 +95,8 @@ static bool StringEquals(const char *a, const char *b) {
return strcasecmp(a, b) == 0;
}
static noreturn void ShowInvalidArg(const char *name, const char *s,
const char *type) {
static wontreturn void ShowInvalidArg(const char *name, const char *s,
const char *type) {
fprintf(stderr, "error: invalid %s %s: %s\n", type, name, s);
exit(EXIT_FAILURE);
}

2
tool/viz/invertblocks.c
View file

@ -27,7 +27,7 @@
static FILE *fi_, *fo_;
static char *inpath_, *outpath_;
noreturn void usage(int rc, FILE *f) {
wontreturn void usage(int rc, FILE *f) {
fprintf(f, "%s%s%s\n", "Usage: ", program_invocation_name,
" [-o FILE] [FILE...]\n");
exit(rc);

6
tool/viz/lib/formatmatrix-double.c
View file

@ -19,10 +19,12 @@
╚─────────────────────────────────────────────────────────────────────────────*/
#include "libc/assert.h"
#include "libc/conv/conv.h"
#include "libc/log/check.h"
#include "libc/math.h"
#include "libc/mem/mem.h"
#include "libc/runtime/gc.h"
#include "libc/x/x.h"
#include "third_party/gdtoa/gdtoa.h"
#include "tool/viz/lib/formatstringtable.h"
#include "tool/viz/lib/stringbuilder.h"
@ -34,7 +36,9 @@ void *ConvertMatrixToStringTable(long yn, long xn, char *T[yn][xn],
assert(yn && xn && !T[0][0]);
for (y = 0; y < yn; ++y) {
for (x = 0; x < xn; ++x) {
T[y][x] = xdtoa(RoundDecimalPlaces(M[y][x], digs, rounder));
T[y][x] = xmalloc(40);
T[y][x][0] = '\0';
g_dfmt_p(T[y][x], &M[y][x], digs, 40, 0);
}
}
return T;

2
tool/viz/lib/vizlib.mk
View file

@ -48,7 +48,7 @@ TOOL_VIZ_LIB_A_DIRECTDEPS = \
LIBC_STR \
LIBC_X \
THIRD_PARTY_AVIR \
THIRD_PARTY_DTOA \
THIRD_PARTY_GDTOA \
THIRD_PARTY_DLMALLOC
TOOL_VIZ_LIB_A_DEPS := \

2
tool/viz/life.c
View file

@ -668,7 +668,7 @@ static int Write(const char *s) {
return write(out, s, strlen(s));
}
static noreturn void PrintUsage(int rc) {
static wontreturn void PrintUsage(int rc) {
Write("SYNOPSIS\n\n ");
Write(program_invocation_name);
Write(USAGE);

2
tool/viz/magikarp.c
View file

@ -43,7 +43,7 @@
#include "libc/x/x.h"
#include "third_party/avir/lanczos1b.h"
#include "third_party/avir/lanczos1f.h"
#include "third_party/dtoa/dtoa.h"
#include "third_party/gdtoa/gdtoa.h"
#include "third_party/getopt/getopt.h"
#include "third_party/stb/stb_image.h"
#include "tool/viz/lib/bilinearscale.h"

4
tool/viz/memzoom.c
View file

@ -241,7 +241,7 @@ static void Setup(void) {
sigaction(SIGWINCH, &(struct sigaction){.sa_sigaction = OnSigWinch}, NULL);
}
static noreturn void FailPath(const char *s, int rc) {
static wontreturn void FailPath(const char *s, int rc) {
Write("error: ");
Write(s);
Write(": ");
@ -861,7 +861,7 @@ static void MemZoom(void) {
} while (!(action & INTERRUPTED));
}
static noreturn void PrintUsage(int rc) {
static wontreturn void PrintUsage(int rc) {
Write("SYNOPSIS\n\n ");
Write(program_invocation_name);
Write(USAGE);

2
tool/viz/printimage.c
View file

@ -69,7 +69,7 @@ static struct Flags {
enum TtyQuantizationAlgorithm quant;
} g_flags;
static noreturn void PrintUsage(int rc, FILE *f) {
static wontreturn void PrintUsage(int rc, FILE *f) {
fprintf(f, "Usage: %s%s", program_invocation_name, "\
[FLAGS] [PATH]\n\
\n\

1
tool/viz/printpixel.c
View file

@ -24,7 +24,6 @@
#include "libc/stdio/stdio.h"
#include "libc/str/str.h"
#include "libc/sysv/consts/ex.h"
#include "third_party/dtoa/dtoa.h"
int main(int argc, char *argv[]) {
int i;

4
tool/viz/printvideo.c
View file

@ -298,9 +298,9 @@ static struct Graphic graphic_[2], *g1_, *g2_;
static bool yes_, stats_, dither_, ttymode_, istango_;
static long double deadline_, dura_, skip_, starttime_;
static long double decode_start_, f1_start_, f2_start_;
static bool fullclear_, historyclear_, tuned_, yonly_, gotvideo_;
static int16_t pcm_[PLM_AUDIO_SAMPLES_PER_FRAME * 2 / 8][8];
static int16_t pcmscale_[PLM_AUDIO_SAMPLES_PER_FRAME * 2 / 8][8];
static int16_t pcm_[PLM_AUDIO_SAMPLES_PER_FRAME * 2 / 8][8] aligned(PAGESIZE);
static bool fullclear_, historyclear_, tuned_, yonly_, gotvideo_;
static int homerow_, lastrow_, playfd_, infd_, outfd_, nullfd_, speakerfails_;
static char host_[DNS_NAME_MAX + 1], port_[8], path_[PATH_MAX], status_[7][200],
logpath_[PATH_MAX], fifopath_[PATH_MAX], chansstr_[16], sratestr_[16];

2
tool/viz/rgbtoxterm.c
View file

@ -54,7 +54,7 @@ static size_t linecap_;
static char *outpath_, *line_;
static bool rawmode_, background_, emphasis_, cleanup_;
noreturn void usage(int rc, FILE *f) {
wontreturn void usage(int rc, FILE *f) {
fprintf(f, kUsage, program_invocation_name);
exit(rc);
}

2
tool/viz/tabalign.c
View file

@ -55,7 +55,7 @@ static struct Lines lines_;
static size_t mincol_, col_, maxcol_, linecap_;
static char *inpath_, *outpath_, *delim_, *line_;
noreturn void usage(int rc, FILE *f) {
wontreturn void usage(int rc, FILE *f) {
fprintf(f, "%s%s%s\n", "Usage: ", program_invocation_name,
" [-c] [-m MINCOL] [-M MAXCOL] [-F DELIM] [-o FILE] [FILE...]\n"
"\n"

2
tool/viz/viz.mk
View file

@ -54,7 +54,7 @@ TOOL_VIZ_DIRECTDEPS = \
THIRD_PARTY_GETOPT \
THIRD_PARTY_AVIR \
THIRD_PARTY_DLMALLOC \
THIRD_PARTY_DTOA \
THIRD_PARTY_GDTOA \
THIRD_PARTY_STB \
THIRD_PARTY_XED \
THIRD_PARTY_ZLIB