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[ARM] Add +feature names to TargetParser extensions table

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@253470 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bradley Smith 2015-11-18 16:32:12 +00:00
parent 3a7d5cfa3b
commit fbbc259e37
3 changed files with 35 additions and 17 deletions
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33
include/llvm/Support/ARMTargetParser.def
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@ -104,23 +104,24 @@ ARM_ARCH("armv7k", AK_ARMV7K, "7-K", "v7k", ARMBuildAttrs::CPUArch::v7,
#undef ARM_ARCH
#ifndef ARM_ARCH_EXT_NAME
#define ARM_ARCH_EXT_NAME(NAME, ID)
#define ARM_ARCH_EXT_NAME(NAME, ID, FEATURE, NEGFEATURE)
#endif
ARM_ARCH_EXT_NAME("invalid", AEK_INVALID)
ARM_ARCH_EXT_NAME("none", AEK_NONE)
ARM_ARCH_EXT_NAME("crc", AEK_CRC)
ARM_ARCH_EXT_NAME("crypto", AEK_CRYPTO)
ARM_ARCH_EXT_NAME("fp", AEK_FP)
ARM_ARCH_EXT_NAME("idiv", (AEK_HWDIVARM | AEK_HWDIV))
ARM_ARCH_EXT_NAME("mp", AEK_MP)
ARM_ARCH_EXT_NAME("simd", AEK_SIMD)
ARM_ARCH_EXT_NAME("sec", AEK_SEC)
ARM_ARCH_EXT_NAME("virt", AEK_VIRT)
ARM_ARCH_EXT_NAME("os", AEK_OS)
ARM_ARCH_EXT_NAME("iwmmxt", AEK_IWMMXT)
ARM_ARCH_EXT_NAME("iwmmxt2", AEK_IWMMXT2)
ARM_ARCH_EXT_NAME("maverick", AEK_MAVERICK)
ARM_ARCH_EXT_NAME("xscale", AEK_XSCALE)
// FIXME: This would be nicer were it tablegen
ARM_ARCH_EXT_NAME("invalid", AEK_INVALID, nullptr, nullptr)
ARM_ARCH_EXT_NAME("none", AEK_NONE, nullptr, nullptr)
ARM_ARCH_EXT_NAME("crc", AEK_CRC, "+crc", "-crc")
ARM_ARCH_EXT_NAME("crypto", AEK_CRYPTO, "+crypto","-crypto")
ARM_ARCH_EXT_NAME("fp", AEK_FP, nullptr, nullptr)
ARM_ARCH_EXT_NAME("idiv", (AEK_HWDIVARM | AEK_HWDIV), nullptr, nullptr)
ARM_ARCH_EXT_NAME("mp", AEK_MP, nullptr, nullptr)
ARM_ARCH_EXT_NAME("simd", AEK_SIMD, nullptr, nullptr)
ARM_ARCH_EXT_NAME("sec", AEK_SEC, nullptr, nullptr)
ARM_ARCH_EXT_NAME("virt", AEK_VIRT, nullptr, nullptr)
ARM_ARCH_EXT_NAME("os", AEK_OS, nullptr, nullptr)
ARM_ARCH_EXT_NAME("iwmmxt", AEK_IWMMXT, nullptr, nullptr)
ARM_ARCH_EXT_NAME("iwmmxt2", AEK_IWMMXT2, nullptr, nullptr)
ARM_ARCH_EXT_NAME("maverick", AEK_MAVERICK, nullptr, nullptr)
ARM_ARCH_EXT_NAME("xscale", AEK_XSCALE, nullptr, nullptr)
#undef ARM_ARCH_EXT_NAME
#ifndef ARM_HW_DIV_NAME

1
include/llvm/Support/TargetParser.h
View File

@ -119,6 +119,7 @@ unsigned getArchAttr(unsigned ArchKind);
StringRef getCPUAttr(unsigned ArchKind);
StringRef getSubArch(unsigned ArchKind);
StringRef getArchExtName(unsigned ArchExtKind);
const char *getArchExtFeature(StringRef ArchExt);
StringRef getHWDivName(unsigned HWDivKind);
// Information by Name

18
lib/Support/TargetParser.cpp
View File

@ -16,6 +16,7 @@
#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;
@ -82,10 +83,14 @@ static const struct {
const char *NameCStr;
size_t NameLength;
unsigned ID;
const char *Feature;
const char *NegFeature;
StringRef getName() const { return StringRef(NameCStr, NameLength); }
StringRef getNegName() const { return (Twine("no") + getName()).str(); }
} 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"
};
@ -326,6 +331,17 @@ StringRef llvm::ARM::getArchExtName(unsigned ArchExtKind) {
return StringRef();
}
const char *llvm::ARM::getArchExtFeature(StringRef ArchExt) {
for (const auto AE : ARCHExtNames) {
if (AE.Feature && ArchExt == AE.getName())
return AE.Feature;
else if (AE.NegFeature && ArchExt == AE.getNegName())
return AE.NegFeature;
}
return nullptr;
}
StringRef llvm::ARM::getHWDivName(unsigned HWDivKind) {
for (const auto D : HWDivNames) {
if (HWDivKind == D.ID)