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handle case of unresolved promise in compareCR and compareCM

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This commit is contained in:
Joel Dice 2008-12-02 19:39:09 -07:00
parent bcfdc03631
commit 851efc8d10
1 changed files with 28 additions and 21 deletions
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49
src/x86.cpp
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@ -1746,9 +1746,9 @@ compareCR(Context* c, unsigned size, Assembler::Constant* a,
{
assert(c, BytesPerWord == 8 or size == 4);
int64_t v = a->value->value();
if (a->value->resolved() and isInt32(a->value->value())) {
int64_t v = a->value->value();
if (isInt32(v)) {
if (size == 8) rex(c);
if (isInt8(v)) {
c->code.append(0x83);
@ -1767,25 +1767,6 @@ compareCR(Context* c, unsigned size, Assembler::Constant* a,
}
}
void
compareCM(Context* c, unsigned size UNUSED, Assembler::Constant* a,
Assembler::Memory* b)
{
assert(c, BytesPerWord == 8 or size == 4);
int64_t v = a->value->value();
encode(c, isInt8(v) ? 0x83 : 0x81, 7, b, true);
if (isInt8(v)) {
c->code.append(v);
} else if (isInt32(v)) {
c->code.append4(v);
} else {
abort(c);
}
}
void
compareRM(Context* c, unsigned size, Assembler::Register* a,
Assembler::Memory* b)
@ -1798,6 +1779,32 @@ compareRM(Context* c, unsigned size, Assembler::Register* a,
encode(c, 0x39, a->low, b, true);
}
void
compareCM(Context* c, unsigned size, Assembler::Constant* a,
Assembler::Memory* b)
{
assert(c, BytesPerWord == 8 or size == 4);
if (a->value->resolved()) {
int64_t v = a->value->value();
encode(c, isInt8(v) ? 0x83 : 0x81, 7, b, true);
if (isInt8(v)) {
c->code.append(v);
} else if (isInt32(v)) {
c->code.append4(v);
} else {
abort(c);
}
} else {
Assembler::Register tmp(c->client->acquireTemporary());
moveCR(c, size, a, &tmp);
compareRM(c, size, &tmp, b);
c->client->releaseTemporary(tmp.low);
}
}
void
compareAM(Context* c, unsigned size, Assembler::Address* a,
Assembler::Memory* b)