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Get address sanitizer mostly working

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This commit is contained in:
Justine Tunney 2020-09-03 05:44:37 -07:00
parent 1f1f3cd477
commit 7327c345f9
149 changed files with 3777 additions and 3457 deletions
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64
tool/build/lib/machine.c
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@ -59,7 +59,7 @@
#define MUTATING true
#define READONLY false
#define UNCONDITIONAL true
#define BITS (8 << RegLog2(rde))
#define BITS (8u << RegLog2(rde))
#define SIGN (1ull << (BITS - 1))
#define MASK (SIGN | (SIGN - 1))
#define SHIFTMASK (BITS - 1)
@ -1330,8 +1330,8 @@ static void OpSqrtpsd(struct Machine *m, uint32_t rde) {
}
static void OpRsqrtps(struct Machine *m, uint32_t rde) {
unsigned i;
float_v x;
unsigned i;
if (Rep(rde) != 3) {
memcpy(&x, GetModrmRegisterXmmPointerRead16(m, rde), 16);
for (i = 0; i < 4; ++i) x[i] = 1.f / sqrtf(x[i]);
@ -1344,8 +1344,8 @@ static void OpRsqrtps(struct Machine *m, uint32_t rde) {
}
static void OpRcpps(struct Machine *m, uint32_t rde) {
int i;
float_v x;
unsigned i;
if (Rep(rde) != 3) {
memcpy(&x, GetModrmRegisterXmmPointerRead16(m, rde), 16);
for (i = 0; i < 4; ++i) x[i] = 1.f / x[i];
@ -1551,7 +1551,7 @@ static float_v OpAddsubps(struct Machine *m, float_v x, float_v y) {
}
static float_v OpMinps(struct Machine *m, float_v x, float_v y) {
int i;
unsigned i;
for (i = 0; i < 4; ++i) {
x[i] = MIN(x[i], y[i]);
}
@ -1559,7 +1559,7 @@ static float_v OpMinps(struct Machine *m, float_v x, float_v y) {
}
static double_v OpMinpd(struct Machine *m, double_v x, double_v y) {
int i;
unsigned i;
for (i = 0; i < 4; ++i) {
x[i] = MIN(x[i], y[i]);
}
@ -1567,7 +1567,7 @@ static double_v OpMinpd(struct Machine *m, double_v x, double_v y) {
}
static float_v OpMaxps(struct Machine *m, float_v x, float_v y) {
int i;
unsigned i;
for (i = 0; i < 4; ++i) {
x[i] = MAX(x[i], y[i]);
}
@ -1575,7 +1575,7 @@ static float_v OpMaxps(struct Machine *m, float_v x, float_v y) {
}
static double_v OpMaxpd(struct Machine *m, double_v x, double_v y) {
int i;
unsigned i;
for (i = 0; i < 4; ++i) {
x[i] = MAX(x[i], y[i]);
}
@ -1721,9 +1721,10 @@ static void OpAlubFlipRo(struct Machine *m, uint32_t rde, int h) {
}
static void OpAlubi(struct Machine *m, uint32_t rde, int h) {
uint8_t *a;
uint8_t *a, x;
a = GetModrmRegisterBytePointerWrite(m, rde);
Write8(a, Alu(0, h, Read8(a), m->xedd->op.uimm0, &m->flags));
x = Alu(0, h, Read8(a), m->xedd->op.uimm0, &m->flags);
if (h != ALU_CMP) Write8(a, x);
}
static void OpAlubiRo(struct Machine *m, uint32_t rde, int h) {
@ -1761,10 +1762,10 @@ static void OpAluwFlipRo(struct Machine *m, uint32_t rde, int h) {
static void OpAluwi(struct Machine *m, uint32_t rde, int h) {
uint8_t *a;
uint64_t x;
a = GetModrmRegisterWordPointerWriteOszRexw(m, rde);
WriteRegisterOrMemory(
rde, a,
Alu(RegLog2(rde), h, ReadMemory(rde, a), m->xedd->op.uimm0, &m->flags));
x = Alu(RegLog2(rde), h, ReadMemory(rde, a), m->xedd->op.uimm0, &m->flags);
if (h != ALU_CMP) WriteRegisterOrMemory(rde, a, x);
}
static void OpAluwiRo(struct Machine *m, uint32_t rde, int h) {
@ -1823,11 +1824,32 @@ static void OpTestRaxIvds(struct Machine *m, uint32_t rde) {
&m->flags);
}
long opcount[256 * 4];
void ExecuteInstruction(struct Machine *m) {
uint32_t rde;
m->ip += m->xedd->length;
rde = m->xedd->op.rde;
opcount[m->xedd->op.map << 8 | m->xedd->op.opcode]++;
switch (m->xedd->op.map << 8 | m->xedd->op.opcode) {
CASE(0x089, OpMovEvqpGvqp(m, rde));
CASE(0x083, OpAluwi(m, rde, ModrmReg(rde)));
CASR(0x070, if (GetCond(m, 0x0)) OpJmp(m));
CASR(0x071, if (GetCond(m, 0x1)) OpJmp(m));
CASR(0x072, if (GetCond(m, 0x2)) OpJmp(m));
CASR(0x073, if (GetCond(m, 0x3)) OpJmp(m));
CASR(0x074, if (GetCond(m, 0x4)) OpJmp(m));
CASR(0x075, if (GetCond(m, 0x5)) OpJmp(m));
CASR(0x076, if (GetCond(m, 0x6)) OpJmp(m));
CASR(0x077, if (GetCond(m, 0x7)) OpJmp(m));
CASR(0x078, if (GetCond(m, 0x8)) OpJmp(m));
CASR(0x079, if (GetCond(m, 0x9)) OpJmp(m));
CASR(0x07A, if (GetCond(m, 0xa)) OpJmp(m));
CASR(0x07B, if (GetCond(m, 0xb)) OpJmp(m));
CASR(0x07C, if (GetCond(m, 0xc)) OpJmp(m));
CASR(0x07D, if (GetCond(m, 0xd)) OpJmp(m));
CASR(0x07E, if (GetCond(m, 0xe)) OpJmp(m));
CASR(0x07F, if (GetCond(m, 0xf)) OpJmp(m));
CASR(0x0B0 ... 0x0B7, OpMovZbIb(m, rde));
CASR(0x0B8 ... 0x0BF, OpMovZvqpIvqp(m, rde));
CASR(0x050 ... 0x057, OpPushZvq(m, rde));
@ -1891,32 +1913,14 @@ void ExecuteInstruction(struct Machine *m) {
CASE(0x06D, OpString(m, rde, STRING_INS));
CASE(0x06E, OpString(m, rde, STRING_OUTS));
CASE(0x06F, OpString(m, rde, STRING_OUTS));
CASR(0x070, if (GetCond(m, 0x0)) OpJmp(m));
CASR(0x071, if (GetCond(m, 0x1)) OpJmp(m));
CASR(0x072, if (GetCond(m, 0x2)) OpJmp(m));
CASR(0x073, if (GetCond(m, 0x3)) OpJmp(m));
CASR(0x074, if (GetCond(m, 0x4)) OpJmp(m));
CASR(0x075, if (GetCond(m, 0x5)) OpJmp(m));
CASR(0x076, if (GetCond(m, 0x6)) OpJmp(m));
CASR(0x077, if (GetCond(m, 0x7)) OpJmp(m));
CASR(0x078, if (GetCond(m, 0x8)) OpJmp(m));
CASR(0x079, if (GetCond(m, 0x9)) OpJmp(m));
CASR(0x07A, if (GetCond(m, 0xa)) OpJmp(m));
CASR(0x07B, if (GetCond(m, 0xb)) OpJmp(m));
CASR(0x07C, if (GetCond(m, 0xc)) OpJmp(m));
CASR(0x07D, if (GetCond(m, 0xd)) OpJmp(m));
CASR(0x07E, if (GetCond(m, 0xe)) OpJmp(m));
CASR(0x07F, if (GetCond(m, 0xf)) OpJmp(m));
CASR(0x080, OpAlubi(m, rde, ModrmReg(rde)));
CASE(0x081, OpAluwi(m, rde, ModrmReg(rde)));
CASR(0x082, OpAlubi(m, rde, ModrmReg(rde)));
CASE(0x083, OpAluwi(m, rde, ModrmReg(rde)));
CASR(0x084, OpAlubRo(m, rde, TEST));
CASE(0x085, OpAluwRo(m, rde, TEST));
CASE(0x086, OpXchgGbEb(m, rde));
CASE(0x087, OpXchgGvqpEvqp(m, rde));
CASE(0x088, OpMovEbGb(m, rde));
CASE(0x089, OpMovEvqpGvqp(m, rde));
CASE(0x08A, OpMovGbEb(m, rde));
CASE(0x08B, OpMovGvqpEvqp(m, rde));
CASE(0x08C, OpMovEvqpSw(m));