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Support for vector expectations and memory init in alloy-ppc-test.

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This commit is contained in:
Ben Vanik
2014-10-25 11:43:24 -07:00
parent 009ff4e80f
commit e267a6d25e
3 changed files with 48 additions and 3 deletions
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25
src/alloy/frontend/ppc/ppc_context.cc
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@@ -19,10 +19,26 @@ uint64_t ParseInt64(const char* value) {
return std::strtoull(value, nullptr, 0);
}
vec128_t ParseVec128(const char* value) {
vec128_t v;
char* p = const_cast<char*>(value);
if (*p == '[') ++p;
v.i32[0] = std::strtoul(p, &p, 16);
while (*p == ' ' || *p == ',') ++p;
v.i32[1] = std::strtoul(p, &p, 16);
while (*p == ' ' || *p == ',') ++p;
v.i32[2] = std::strtoul(p, &p, 16);
while (*p == ' ' || *p == ',') ++p;
v.i32[3] = std::strtoul(p, &p, 16);
return v;
}
void PPCContext::SetRegFromString(const char* name, const char* value) {
int n;
if (sscanf(name, "r%d", &n) == 1) {
this->r[n] = ParseInt64(value);
} else if (sscanf(name, "v%d", &n) == 1) {
this->v[n] = ParseVec128(value);
} else {
printf("Unrecognized register name: %s\n", name);
}
@@ -38,6 +54,15 @@ bool PPCContext::CompareRegWithString(const char* name, const char* value,
return false;
}
return true;
} else if (sscanf(name, "v%d", &n) == 1) {
vec128_t expected = ParseVec128(value);
if (this->v[n] != expected) {
snprintf(out_value, out_value_size, "[%.8X, %.8X, %.8X, %.8X]",
this->v[n].i32[0], this->v[n].i32[1], this->v[n].i32[2],
this->v[n].i32[3]);
return false;
}
return true;
} else {
printf("Unrecognized register name: %s\n", name);
return false;