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Make it possible to compile redbean with chibicc

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This cuts build latency down from 5 seconds to 500 milliseconds.
This commit is contained in:
Justine Tunney 2022-04-22 15:03:32 -07:00
parent 552525cbdd
commit 6ff46ca373
50 changed files with 898 additions and 824 deletions
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40
third_party/chibicc/as.c vendored
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@ -1752,6 +1752,14 @@ static void OnSize(struct As *a, struct Slice s) {
a->symbols.p[i].size = GetInt(a);
}
static void OnEqu(struct As *a, struct Slice s) {
int i, j;
i = GetSymbol(a, a->things.p[a->i++].i);
ConsumeComma(a);
a->symbols.p[i].offset = GetInt(a);
a->symbols.p[i].section = SHN_ABS;
}
static void OnComm(struct As *a, struct Slice s) {
int i;
i = GetSymbol(a, a->things.p[a->i++].i);
@ -2132,12 +2140,24 @@ static void EmitRexOpModrm(struct As *a, long op, int reg, int modrm, int disp,
EmitOpModrm(a, op, reg, modrm, disp, skew);
}
static void OnLea(struct As *a, struct Slice s) {
static void OnLoad(struct As *a, struct Slice s, int op) {
int modrm, reg, disp;
modrm = ParseModrm(a, &disp);
ConsumeComma(a);
reg = GetRegisterReg(a);
EmitRexOpModrm(a, 0x8D, reg, modrm, disp, 0);
EmitRexOpModrm(a, op, reg, modrm, disp, 0);
}
static void OnLea(struct As *a, struct Slice s) {
return OnLoad(a, s, 0x8D);
}
static void OnLar(struct As *a, struct Slice s) {
return OnLoad(a, s, 0x0f02);
}
static void OnLsl(struct As *a, struct Slice s) {
return OnLoad(a, s, 0x0f03);
}
static void OnMov(struct As *a, struct Slice s) {
@ -2593,6 +2613,12 @@ static void OnPush(struct As *a, struct Slice s) {
}
}
static void OnRdpid(struct As *a, struct Slice s) {
int modrm, disp;
EmitVarword(a, 0xf30fc7);
EmitByte(a, 0370 | GetRegisterReg(a));
}
static void OnPop(struct As *a, struct Slice s) {
int modrm, disp;
modrm = RemoveRexw(ParseModrm(a, &disp));
@ -2901,6 +2927,7 @@ static void OnMinsd(struct As *a, struct Slice s) { OpSse(a, 0xF20F5D); }
static void OnMinss(struct As *a, struct Slice s) { OpSse(a, 0xF30F5D); }
static void OnMovmskpd(struct As *a, struct Slice s) { OpSse(a, 0x660F50); }
static void OnMovmskps(struct As *a, struct Slice s) { OpSse(a, 0x0F50); }
static void OnMovntdq(struct As *a, struct Slice s) { OpMovntdq(a); }
static void OnMovsb(struct As *a, struct Slice s) { EmitByte(a, 0xA4); }
static void OnMovsl(struct As *a, struct Slice s) { EmitByte(a, 0xA5); }
static void OnMovsq(struct As *a, struct Slice s) { EmitVarword(a, 0x48A5); }
@ -3013,12 +3040,13 @@ static void OnPunpcklbw(struct As *a, struct Slice s) { OpSse(a, 0x660F60); }
static void OnPunpckldq(struct As *a, struct Slice s) { OpSse(a, 0x660F62); }
static void OnPunpcklqdq(struct As *a, struct Slice s) { OpSse(a, 0x660F6C); }
static void OnPunpcklwd(struct As *a, struct Slice s) { OpSse(a, 0x660F61); }
static void OnMovntdq(struct As *a, struct Slice s) { OpMovntdq(a); }
static void OnPxor(struct As *a, struct Slice s) { OpSse(a, 0x660FEF); }
static void OnRcl(struct As *a, struct Slice s) { OpBsu(a, s, 2); }
static void OnRcpps(struct As *a, struct Slice s) { OpSse(a, 0x0F53); }
static void OnRcpss(struct As *a, struct Slice s) { OpSse(a, 0xF30F53); }
static void OnRcr(struct As *a, struct Slice s) { OpBsu(a, s, 3); }
static void OnRdtsc(struct As *a, struct Slice s) { EmitVarword(a, 0x0f31); }
static void OnRdtscp(struct As *a, struct Slice s) { EmitVarword(a, 0x0f01f9); }
static void OnRol(struct As *a, struct Slice s) { OpBsu(a, s, 0); }
static void OnRor(struct As *a, struct Slice s) { OpBsu(a, s, 1); }
static void OnRoundsd(struct As *a, struct Slice s) { OpSseIb(a, 0x660F3A0B); }
@ -3088,6 +3116,7 @@ static const struct Directive8 {
{".comm", OnComm}, //
{".data", OnData}, //
{".double", OnDouble}, //
{".equ", OnEqu}, //
{".err", OnErr}, //
{".error", OnError}, //
{".file", OnFile}, //
@ -3329,12 +3358,14 @@ static const struct Directive8 {
{"jpo", OnJnp}, //
{"js", OnJs}, //
{"jz", OnJz}, //
{"lar", OnLar}, //
{"lea", OnLea}, //
{"leave", OnLeave}, //
{"lodsb", OnLodsb}, //
{"lodsl", OnLodsl}, //
{"lodsq", OnLodsq}, //
{"lodsw", OnLodsw}, //
{"lsl", OnLsl}, //
{"maxpd", OnMaxpd}, //
{"maxps", OnMaxps}, //
{"maxsd", OnMaxsd}, //
@ -3507,6 +3538,9 @@ static const struct Directive8 {
{"rcrl", OnRcr}, //
{"rcrq", OnRcr}, //
{"rcrw", OnRcr}, //
{"rdpid", OnRdpid}, //
{"rdtsc", OnRdtsc}, //
{"rdtscp", OnRdtscp}, //
{"ret", OnRet}, //
{"rol", OnRol}, //
{"rolb", OnRol}, //