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llvm-mirror/lib/Support/ARMBuildAttrs.cpp
Bradley Smith 849b958836 [ARM] Add DSP build attribute and extension targeting
This patch was originally committed as r257885, but was reverted due to windows
failures. The cause of these failures has been fixed under r258677, hence
re-committing the original patch.

llvm-svn: 258683
2016-01-25 11:26:11 +00:00

97 lines
4.0 KiB
C++

//===-- ARMBuildAttrs.cpp - ARM Build Attributes --------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "llvm/Support/ARMBuildAttributes.h"
#include "llvm/ADT/StringRef.h"
using namespace llvm;
namespace {
const struct {
ARMBuildAttrs::AttrType Attr;
const char *TagName;
} ARMAttributeTags[] = {
{ ARMBuildAttrs::File, "Tag_File" },
{ ARMBuildAttrs::Section, "Tag_Section" },
{ ARMBuildAttrs::Symbol, "Tag_Symbol" },
{ ARMBuildAttrs::CPU_raw_name, "Tag_CPU_raw_name" },
{ ARMBuildAttrs::CPU_name, "Tag_CPU_name" },
{ ARMBuildAttrs::CPU_arch, "Tag_CPU_arch" },
{ ARMBuildAttrs::CPU_arch_profile, "Tag_CPU_arch_profile" },
{ ARMBuildAttrs::ARM_ISA_use, "Tag_ARM_ISA_use" },
{ ARMBuildAttrs::THUMB_ISA_use, "Tag_THUMB_ISA_use" },
{ ARMBuildAttrs::FP_arch, "Tag_FP_arch" },
{ ARMBuildAttrs::WMMX_arch, "Tag_WMMX_arch" },
{ ARMBuildAttrs::Advanced_SIMD_arch, "Tag_Advanced_SIMD_arch" },
{ ARMBuildAttrs::PCS_config, "Tag_PCS_config" },
{ ARMBuildAttrs::ABI_PCS_R9_use, "Tag_ABI_PCS_R9_use" },
{ ARMBuildAttrs::ABI_PCS_RW_data, "Tag_ABI_PCS_RW_data" },
{ ARMBuildAttrs::ABI_PCS_RO_data, "Tag_ABI_PCS_RO_data" },
{ ARMBuildAttrs::ABI_PCS_GOT_use, "Tag_ABI_PCS_GOT_use" },
{ ARMBuildAttrs::ABI_PCS_wchar_t, "Tag_ABI_PCS_wchar_t" },
{ ARMBuildAttrs::ABI_FP_rounding, "Tag_ABI_FP_rounding" },
{ ARMBuildAttrs::ABI_FP_denormal, "Tag_ABI_FP_denormal" },
{ ARMBuildAttrs::ABI_FP_exceptions, "Tag_ABI_FP_exceptions" },
{ ARMBuildAttrs::ABI_FP_user_exceptions, "Tag_ABI_FP_user_exceptions" },
{ ARMBuildAttrs::ABI_FP_number_model, "Tag_ABI_FP_number_model" },
{ ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align_needed" },
{ ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align_preserved" },
{ ARMBuildAttrs::ABI_enum_size, "Tag_ABI_enum_size" },
{ ARMBuildAttrs::ABI_HardFP_use, "Tag_ABI_HardFP_use" },
{ ARMBuildAttrs::ABI_VFP_args, "Tag_ABI_VFP_args" },
{ ARMBuildAttrs::ABI_WMMX_args, "Tag_ABI_WMMX_args" },
{ ARMBuildAttrs::ABI_optimization_goals, "Tag_ABI_optimization_goals" },
{ ARMBuildAttrs::ABI_FP_optimization_goals, "Tag_ABI_FP_optimization_goals" },
{ ARMBuildAttrs::compatibility, "Tag_compatibility" },
{ ARMBuildAttrs::CPU_unaligned_access, "Tag_CPU_unaligned_access" },
{ ARMBuildAttrs::FP_HP_extension, "Tag_FP_HP_extension" },
{ ARMBuildAttrs::ABI_FP_16bit_format, "Tag_ABI_FP_16bit_format" },
{ ARMBuildAttrs::MPextension_use, "Tag_MPextension_use" },
{ ARMBuildAttrs::DIV_use, "Tag_DIV_use" },
{ ARMBuildAttrs::DSP_extension, "Tag_DSP_extension" },
{ ARMBuildAttrs::nodefaults, "Tag_nodefaults" },
{ ARMBuildAttrs::also_compatible_with, "Tag_also_compatible_with" },
{ ARMBuildAttrs::T2EE_use, "Tag_T2EE_use" },
{ ARMBuildAttrs::conformance, "Tag_conformance" },
{ ARMBuildAttrs::Virtualization_use, "Tag_Virtualization_use" },
// Legacy Names
{ ARMBuildAttrs::FP_arch, "Tag_VFP_arch" },
{ ARMBuildAttrs::FP_HP_extension, "Tag_VFP_HP_extension" },
{ ARMBuildAttrs::ABI_align_needed, "Tag_ABI_align8_needed" },
{ ARMBuildAttrs::ABI_align_preserved, "Tag_ABI_align8_preserved" },
};
}
namespace llvm {
namespace ARMBuildAttrs {
StringRef AttrTypeAsString(unsigned Attr, bool HasTagPrefix) {
return AttrTypeAsString(static_cast<AttrType>(Attr), HasTagPrefix);
}
StringRef AttrTypeAsString(AttrType Attr, bool HasTagPrefix) {
for (unsigned TI = 0, TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags);
TI != TE; ++TI)
if (ARMAttributeTags[TI].Attr == Attr)
return ARMAttributeTags[TI].TagName + (HasTagPrefix ? 0 : 4);
return "";
}
int AttrTypeFromString(StringRef Tag) {
bool HasTagPrefix = Tag.startswith("Tag_");
for (unsigned TI = 0, TE = sizeof(ARMAttributeTags) / sizeof(*ARMAttributeTags);
TI != TE; ++TI)
if (StringRef(ARMAttributeTags[TI].TagName + (HasTagPrefix ? 0 : 4)) == Tag)
return ARMAttributeTags[TI].Attr;
return -1;
}
}
}