#include "llvm/Support/TargetParser.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/ADT/StringSwitch.h"
+#include "llvm/ADT/Twine.h"
#include <cctype>
using namespace llvm;
// features they correspond to (use getFPUFeatures).
// FIXME: TableGen this.
// The entries must appear in the order listed in ARM::FPUKind for correct indexing
-struct {
+static const struct {
const char *NameCStr;
size_t NameLength;
ARM::FPUKind ID;
// of the triples and are not conforming with their official names.
// Check to see if the expectation should be changed.
// FIXME: TableGen this.
-struct {
+static const struct {
const char *NameCStr;
size_t NameLength;
ARM::ArchKind ID;
// List of Arch Extension names.
// FIXME: TableGen this.
-struct {
+static const struct {
const char *NameCStr;
size_t NameLength;
unsigned ID;
+ const char *Feature;
+ const char *NegFeature;
StringRef getName() const { return StringRef(NameCStr, NameLength); }
} ARCHExtNames[] = {
-#define ARM_ARCH_EXT_NAME(NAME, ID) { NAME, sizeof(NAME) - 1, ID },
+#define ARM_ARCH_EXT_NAME(NAME, ID, FEATURE, NEGFEATURE) \
+ { NAME, sizeof(NAME) - 1, ID, FEATURE, NEGFEATURE },
#include "llvm/Support/ARMTargetParser.def"
};
// List of HWDiv names (use getHWDivSynonym) and which architectural
// features they correspond to (use getHWDivFeatures).
// FIXME: TableGen this.
-struct {
+static const struct {
const char *NameCStr;
size_t NameLength;
unsigned ID;
// When finding the Arch for a CPU, first-found prevails. Sort them accordingly.
// When this becomes table-generated, we'd probably need two tables.
// FIXME: TableGen this.
-struct {
+static const struct {
const char *NameCStr;
size_t NameLength;
ARM::ArchKind ArchID;
.Default(ARM::FK_INVALID);
}
+unsigned llvm::ARM::getDefaultExtensions(StringRef CPU, unsigned ArchKind) {
+ if (CPU == "generic")
+ return ARCHNames[ArchKind].ArchBaseExtensions;
+
+ return StringSwitch<unsigned>(CPU)
+#define ARM_CPU_NAME(NAME, ID, DEFAULT_FPU, IS_DEFAULT, DEFAULT_EXT) \
+ .Case(NAME, ARCHNames[ID].ArchBaseExtensions | DEFAULT_EXT)
+#include "llvm/Support/ARMTargetParser.def"
+ .Default(ARM::AEK_INVALID);
+}
+
bool llvm::ARM::getHWDivFeatures(unsigned HWDivKind,
std::vector<const char *> &Features) {
return StringRef();
}
+const char *llvm::ARM::getArchExtFeature(StringRef ArchExt) {
+ if (ArchExt.startswith("no")) {
+ StringRef ArchExtBase(ArchExt.substr(2));
+ for (const auto AE : ARCHExtNames) {
+ if (AE.NegFeature && ArchExtBase == AE.getName())
+ return AE.NegFeature;
+ }
+ }
+ for (const auto AE : ARCHExtNames) {
+ if (AE.Feature && ArchExt == AE.getName())
+ return AE.Feature;
+ }
+
+ return nullptr;
+}
+
StringRef llvm::ARM::getHWDivName(unsigned HWDivKind) {
for (const auto D : HWDivNames) {
if (HWDivKind == D.ID)
return StringRef();
}
-unsigned llvm::ARM::getDefaultExtensions(StringRef CPU, unsigned ArchKind) {
- if (CPU == "generic")
- return ARCHNames[ArchKind].ArchBaseExtensions;
-
- for (const auto C : CPUNames) {
- if (CPU == C.getName())
- return (ARCHNames[C.ArchID].ArchBaseExtensions | C.DefaultExtensions);
- }
- return ARM::AEK_INVALID;
-}
-
StringRef llvm::ARM::getDefaultCPU(StringRef Arch) {
unsigned AK = parseArch(Arch);
if (AK == ARM::AK_INVALID)
return StringSwitch<StringRef>(Arch)
.Case("v5", "v5t")
.Case("v5e", "v5te")
+ .Case("v6j", "v6")
.Case("v6hl", "v6k")
.Cases("v6m", "v6sm", "v6s-m", "v6-m")
+ .Cases("v6z", "v6zk", "v6kz")
.Cases("v7", "v7a", "v7hl", "v7l", "v7-a")
.Case("v7r", "v7-r")
.Case("v7m", "v7-m")
case ARM::AK_ARMV5TEJ:
return 5;
case ARM::AK_ARMV6:
- case ARM::AK_ARMV6J:
case ARM::AK_ARMV6K:
case ARM::AK_ARMV6T2:
- case ARM::AK_ARMV6Z:
- case ARM::AK_ARMV6ZK:
+ case ARM::AK_ARMV6KZ:
case ARM::AK_ARMV6M:
return 6;
case ARM::AK_ARMV7A: