namespace {
-// List of canonical FPU names (use getFPUSynonym).
+// List of canonical FPU names (use getFPUSynonym) and which architectural
+// features they correspond to (use getFPUFeatures).
// FIXME: TableGen this.
+// The entries must appear in the order listed in ARM::FPUKind for correct indexing
struct {
const char * Name;
ARM::FPUKind ID;
+ ARM::FPUVersion FPUVersion;
+ ARM::NeonSupportLevel NeonSupport;
+ ARM::FPURestriction Restriction;
} FPUNames[] = {
- { "invalid", ARM::FK_INVALID },
- { "vfp", ARM::FK_VFP },
- { "vfpv2", ARM::FK_VFPV2 },
- { "vfpv3", ARM::FK_VFPV3 },
- { "vfpv3-d16", ARM::FK_VFPV3_D16 },
- { "vfpv4", ARM::FK_VFPV4 },
- { "vfpv4-d16", ARM::FK_VFPV4_D16 },
- { "fpv5-d16", ARM::FK_FPV5_D16 },
- { "fp-armv8", ARM::FK_FP_ARMV8 },
- { "neon", ARM::FK_NEON },
- { "neon-vfpv4", ARM::FK_NEON_VFPV4 },
- { "neon-fp-armv8", ARM::FK_NEON_FP_ARMV8 },
- { "crypto-neon-fp-armv8", ARM::FK_CRYPTO_NEON_FP_ARMV8 },
- { "softvfp", ARM::FK_SOFTVFP }
+ { "invalid", ARM::FK_INVALID, ARM::FV_NONE, ARM::NS_None, ARM::FR_None},
+ { "none", ARM::FK_NONE, ARM::FV_NONE, ARM::NS_None, ARM::FR_None},
+ { "vfp", ARM::FK_VFP, ARM::FV_VFPV2, ARM::NS_None, ARM::FR_None},
+ { "vfpv2", ARM::FK_VFPV2, ARM::FV_VFPV2, ARM::NS_None, ARM::FR_None},
+ { "vfpv3", ARM::FK_VFPV3, ARM::FV_VFPV3, ARM::NS_None, ARM::FR_None},
+ { "vfpv3-fp16", ARM::FK_VFPV3_FP16, ARM::FV_VFPV3_FP16, ARM::NS_None, ARM::FR_None},
+ { "vfpv3-d16", ARM::FK_VFPV3_D16, ARM::FV_VFPV3, ARM::NS_None, ARM::FR_D16},
+ { "vfpv3-d16-fp16", ARM::FK_VFPV3_D16_FP16, ARM::FV_VFPV3_FP16, ARM::NS_None, ARM::FR_D16},
+ { "vfpv3xd", ARM::FK_VFPV3XD, ARM::FV_VFPV3, ARM::NS_None, ARM::FR_SP_D16},
+ { "vfpv3xd-fp16", ARM::FK_VFPV3XD_FP16, ARM::FV_VFPV3_FP16, ARM::NS_None, ARM::FR_SP_D16},
+ { "vfpv4", ARM::FK_VFPV4, ARM::FV_VFPV4, ARM::NS_None, ARM::FR_None},
+ { "vfpv4-d16", ARM::FK_VFPV4_D16, ARM::FV_VFPV4, ARM::NS_None, ARM::FR_D16},
+ { "fpv4-sp-d16", ARM::FK_FPV4_SP_D16, ARM::FV_VFPV4, ARM::NS_None, ARM::FR_SP_D16},
+ { "fpv5-d16", ARM::FK_FPV5_D16, ARM::FV_VFPV5, ARM::NS_None, ARM::FR_D16},
+ { "fpv5-sp-d16", ARM::FK_FPV5_SP_D16, ARM::FV_VFPV5, ARM::NS_None, ARM::FR_SP_D16},
+ { "fp-armv8", ARM::FK_FP_ARMV8, ARM::FV_VFPV5, ARM::NS_None, ARM::FR_None},
+ { "neon", ARM::FK_NEON, ARM::FV_VFPV3, ARM::NS_Neon, ARM::FR_None},
+ { "neon-fp16", ARM::FK_NEON_FP16, ARM::FV_VFPV3_FP16, ARM::NS_Neon, ARM::FR_None},
+ { "neon-vfpv4", ARM::FK_NEON_VFPV4, ARM::FV_VFPV4, ARM::NS_Neon, ARM::FR_None},
+ { "neon-fp-armv8", ARM::FK_NEON_FP_ARMV8, ARM::FV_VFPV5, ARM::NS_Neon, ARM::FR_None},
+ { "crypto-neon-fp-armv8",
+ ARM::FK_CRYPTO_NEON_FP_ARMV8, ARM::FV_VFPV5, ARM::NS_Crypto, ARM::FR_None},
+ { "softvfp", ARM::FK_SOFTVFP, ARM::FV_NONE, ARM::NS_None, ARM::FR_None},
};
+
// List of canonical arch names (use getArchSynonym).
// This table also provides the build attribute fields for CPU arch
// and Arch ID, according to the Addenda to the ARM ABI, chapters
// FIXME: TableGen this.
struct {
const char *Name;
- ARM::ArchExtKind ID;
+ unsigned ID;
} ARCHExtNames[] = {
- { "invalid", ARM::AEK_INVALID },
- { "crc", ARM::AEK_CRC },
- { "crypto", ARM::AEK_CRYPTO },
- { "fp", ARM::AEK_FP },
- { "idiv", ARM::AEK_HWDIV },
- { "mp", ARM::AEK_MP },
- { "simd", ARM::AEK_SIMD },
- { "sec", ARM::AEK_SEC },
- { "virt", ARM::AEK_VIRT },
- { "os", ARM::AEK_OS },
- { "iwmmxt", ARM::AEK_IWMMXT },
- { "iwmmxt2", ARM::AEK_IWMMXT2 },
- { "maverick", ARM::AEK_MAVERICK },
- { "xscale", ARM::AEK_XSCALE }
+ { "invalid", ARM::AEK_INVALID },
+ { "none", ARM::AEK_NONE },
+ { "crc", ARM::AEK_CRC },
+ { "crypto", ARM::AEK_CRYPTO },
+ { "fp", ARM::AEK_FP },
+ { "idiv", (ARM::AEK_HWDIVARM | ARM::AEK_HWDIV) },
+ { "mp", ARM::AEK_MP },
+ { "simd", ARM::AEK_SIMD },
+ { "sec", ARM::AEK_SEC },
+ { "virt", ARM::AEK_VIRT },
+ { "os", ARM::AEK_OS },
+ { "iwmmxt", ARM::AEK_IWMMXT },
+ { "iwmmxt2", ARM::AEK_IWMMXT2 },
+ { "maverick", ARM::AEK_MAVERICK },
+ { "xscale", ARM::AEK_XSCALE }
+};
+// List of HWDiv names (use getHWDivSynonym) and which architectural
+// features they correspond to (use getHWDivFeatures).
+// FIXME: TableGen this.
+struct {
+ const char *Name;
+ unsigned ID;
+} HWDivNames[] = {
+ { "invalid", ARM::AEK_INVALID },
+ { "none", ARM::AEK_NONE },
+ { "thumb", ARM::AEK_HWDIV },
+ { "arm", ARM::AEK_HWDIVARM },
+ { "arm,thumb", (ARM::AEK_HWDIVARM | ARM::AEK_HWDIV) }
};
// List of CPU names and their arches.
// The same CPU can have multiple arches and can be default on multiple arches.
struct {
const char *Name;
ARM::ArchKind ArchID;
- bool Default;
+ ARM::FPUKind DefaultFPU;
+ bool Default; // is $Name the default CPU for $ArchID ?
} CPUNames[] = {
- { "arm2", ARM::AK_ARMV2, true },
- { "arm3", ARM::AK_ARMV2A, true },
- { "arm6", ARM::AK_ARMV3, true },
- { "arm7m", ARM::AK_ARMV3M, true },
- { "arm8", ARM::AK_ARMV4, false },
- { "arm810", ARM::AK_ARMV4, false },
- { "strongarm", ARM::AK_ARMV4, true },
- { "strongarm110", ARM::AK_ARMV4, false },
- { "strongarm1100", ARM::AK_ARMV4, false },
- { "strongarm1110", ARM::AK_ARMV4, false },
- { "arm7tdmi", ARM::AK_ARMV4T, true },
- { "arm7tdmi-s", ARM::AK_ARMV4T, false },
- { "arm710t", ARM::AK_ARMV4T, false },
- { "arm720t", ARM::AK_ARMV4T, false },
- { "arm9", ARM::AK_ARMV4T, false },
- { "arm9tdmi", ARM::AK_ARMV4T, false },
- { "arm920", ARM::AK_ARMV4T, false },
- { "arm920t", ARM::AK_ARMV4T, false },
- { "arm922t", ARM::AK_ARMV4T, false },
- { "arm9312", ARM::AK_ARMV4T, false },
- { "arm940t", ARM::AK_ARMV4T, false },
- { "ep9312", ARM::AK_ARMV4T, false },
- { "arm10tdmi", ARM::AK_ARMV5T, true },
- { "arm1020t", ARM::AK_ARMV5T, false },
- { "arm9e", ARM::AK_ARMV5TE, false },
- { "arm946e-s", ARM::AK_ARMV5TE, false },
- { "arm966e-s", ARM::AK_ARMV5TE, false },
- { "arm968e-s", ARM::AK_ARMV5TE, false },
- { "arm10e", ARM::AK_ARMV5TE, false },
- { "arm1020e", ARM::AK_ARMV5TE, false },
- { "arm1022e", ARM::AK_ARMV5TE, true },
- { "iwmmxt", ARM::AK_ARMV5TE, false },
- { "xscale", ARM::AK_ARMV5TE, false },
- { "arm926ej-s", ARM::AK_ARMV5TEJ, true },
- { "arm1136jf-s", ARM::AK_ARMV6, true },
- { "arm1176j-s", ARM::AK_ARMV6K, false },
- { "arm1176jz-s", ARM::AK_ARMV6K, false },
- { "mpcore", ARM::AK_ARMV6K, false },
- { "mpcorenovfp", ARM::AK_ARMV6K, false },
- { "arm1176jzf-s", ARM::AK_ARMV6K, true },
- { "arm1176jzf-s", ARM::AK_ARMV6Z, true },
- { "arm1176jzf-s", ARM::AK_ARMV6ZK, true },
- { "arm1156t2-s", ARM::AK_ARMV6T2, true },
- { "arm1156t2f-s", ARM::AK_ARMV6T2, false },
- { "cortex-m0", ARM::AK_ARMV6M, true },
- { "cortex-m0plus", ARM::AK_ARMV6M, false },
- { "cortex-m1", ARM::AK_ARMV6M, false },
- { "sc000", ARM::AK_ARMV6M, false },
- { "cortex-a5", ARM::AK_ARMV7A, false },
- { "cortex-a7", ARM::AK_ARMV7A, false },
- { "cortex-a8", ARM::AK_ARMV7A, true },
- { "cortex-a9", ARM::AK_ARMV7A, false },
- { "cortex-a12", ARM::AK_ARMV7A, false },
- { "cortex-a15", ARM::AK_ARMV7A, false },
- { "cortex-a17", ARM::AK_ARMV7A, false },
- { "krait", ARM::AK_ARMV7A, false },
- { "cortex-r4", ARM::AK_ARMV7R, true },
- { "cortex-r4f", ARM::AK_ARMV7R, false },
- { "cortex-r5", ARM::AK_ARMV7R, false },
- { "cortex-r7", ARM::AK_ARMV7R, false },
- { "sc300", ARM::AK_ARMV7M, false },
- { "cortex-m3", ARM::AK_ARMV7M, true },
- { "cortex-m4", ARM::AK_ARMV7EM, true },
- { "cortex-m7", ARM::AK_ARMV7EM, false },
- { "cortex-a53", ARM::AK_ARMV8A, true },
- { "cortex-a57", ARM::AK_ARMV8A, false },
- { "cortex-a72", ARM::AK_ARMV8A, false },
- { "cyclone", ARM::AK_ARMV8A, false },
- { "generic", ARM::AK_ARMV8_1A, true },
+ { "arm2", ARM::AK_ARMV2, ARM::FK_NONE, true },
+ { "arm3", ARM::AK_ARMV2A, ARM::FK_NONE, true },
+ { "arm6", ARM::AK_ARMV3, ARM::FK_NONE, true },
+ { "arm7m", ARM::AK_ARMV3M, ARM::FK_NONE, true },
+ { "arm8", ARM::AK_ARMV4, ARM::FK_NONE, false },
+ { "arm810", ARM::AK_ARMV4, ARM::FK_NONE, false },
+ { "strongarm", ARM::AK_ARMV4, ARM::FK_NONE, true },
+ { "strongarm110", ARM::AK_ARMV4, ARM::FK_NONE, false },
+ { "strongarm1100", ARM::AK_ARMV4, ARM::FK_NONE, false },
+ { "strongarm1110", ARM::AK_ARMV4, ARM::FK_NONE, false },
+ { "arm7tdmi", ARM::AK_ARMV4T, ARM::FK_NONE, true },
+ { "arm7tdmi-s", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm710t", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm720t", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm9", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm9tdmi", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm920", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm920t", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm922t", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm9312", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm940t", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "ep9312", ARM::AK_ARMV4T, ARM::FK_NONE, false },
+ { "arm10tdmi", ARM::AK_ARMV5T, ARM::FK_NONE, true },
+ { "arm1020t", ARM::AK_ARMV5T, ARM::FK_NONE, false },
+ { "arm9e", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm946e-s", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm966e-s", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm968e-s", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm10e", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm1020e", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm1022e", ARM::AK_ARMV5TE, ARM::FK_NONE, true },
+ { "iwmmxt", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "xscale", ARM::AK_ARMV5TE, ARM::FK_NONE, false },
+ { "arm926ej-s", ARM::AK_ARMV5TEJ, ARM::FK_NONE, true },
+ { "arm1136jf-s", ARM::AK_ARMV6, ARM::FK_VFPV2, true },
+ { "arm1176j-s", ARM::AK_ARMV6K, ARM::FK_NONE, false },
+ { "arm1176jz-s", ARM::AK_ARMV6K, ARM::FK_NONE, false },
+ { "mpcore", ARM::AK_ARMV6K, ARM::FK_VFPV2, false },
+ { "mpcorenovfp", ARM::AK_ARMV6K, ARM::FK_NONE, false },
+ { "arm1176jzf-s", ARM::AK_ARMV6K, ARM::FK_VFPV2, true },
+ { "arm1176jzf-s", ARM::AK_ARMV6Z, ARM::FK_VFPV2, true },
+ { "arm1176jzf-s", ARM::AK_ARMV6ZK, ARM::FK_VFPV2, true },
+ { "arm1156t2-s", ARM::AK_ARMV6T2, ARM::FK_NONE, true },
+ { "arm1156t2f-s", ARM::AK_ARMV6T2, ARM::FK_VFPV2, false },
+ { "cortex-m0", ARM::AK_ARMV6M, ARM::FK_NONE, true },
+ { "cortex-m0plus", ARM::AK_ARMV6M, ARM::FK_NONE, false },
+ { "cortex-m1", ARM::AK_ARMV6M, ARM::FK_NONE, false },
+ { "sc000", ARM::AK_ARMV6M, ARM::FK_NONE, false },
+ { "cortex-a5", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "cortex-a7", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "cortex-a8", ARM::AK_ARMV7A, ARM::FK_NEON, true },
+ { "cortex-a9", ARM::AK_ARMV7A, ARM::FK_NEON_FP16, false },
+ { "cortex-a12", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "cortex-a15", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "cortex-a17", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "krait", ARM::AK_ARMV7A, ARM::FK_NEON_VFPV4, false },
+ { "cortex-r4", ARM::AK_ARMV7R, ARM::FK_NONE, true },
+ { "cortex-r4f", ARM::AK_ARMV7R, ARM::FK_VFPV3_D16, false },
+ { "cortex-r5", ARM::AK_ARMV7R, ARM::FK_VFPV3_D16, false },
+ { "cortex-r7", ARM::AK_ARMV7R, ARM::FK_VFPV3_D16_FP16, false },
+ { "sc300", ARM::AK_ARMV7M, ARM::FK_NONE, false },
+ { "cortex-m3", ARM::AK_ARMV7M, ARM::FK_NONE, true },
+ { "cortex-m4", ARM::AK_ARMV7EM, ARM::FK_FPV4_SP_D16, true },
+ { "cortex-m7", ARM::AK_ARMV7EM, ARM::FK_FPV5_D16, false },
+ { "cortex-a53", ARM::AK_ARMV8A, ARM::FK_CRYPTO_NEON_FP_ARMV8, true },
+ { "cortex-a57", ARM::AK_ARMV8A, ARM::FK_CRYPTO_NEON_FP_ARMV8, false },
+ { "cortex-a72", ARM::AK_ARMV8A, ARM::FK_CRYPTO_NEON_FP_ARMV8, false },
+ { "cyclone", ARM::AK_ARMV8A, ARM::FK_CRYPTO_NEON_FP_ARMV8, false },
+ { "generic", ARM::AK_ARMV8_1A, ARM::FK_NEON_FP_ARMV8, true },
// Non-standard Arch names.
- { "iwmmxt", ARM::AK_IWMMXT, true },
- { "xscale", ARM::AK_XSCALE, true },
- { "arm10tdmi", ARM::AK_ARMV5, true },
- { "arm1022e", ARM::AK_ARMV5E, true },
- { "arm1136j-s", ARM::AK_ARMV6J, true },
- { "arm1136jz-s", ARM::AK_ARMV6J, false },
- { "cortex-m0", ARM::AK_ARMV6SM, true },
- { "arm1176jzf-s", ARM::AK_ARMV6HL, true },
- { "cortex-a8", ARM::AK_ARMV7, true },
- { "cortex-a8", ARM::AK_ARMV7L, true },
- { "cortex-a8", ARM::AK_ARMV7HL, true },
- { "cortex-m4", ARM::AK_ARMV7EM, true },
- { "swift", ARM::AK_ARMV7S, true },
+ { "iwmmxt", ARM::AK_IWMMXT, ARM::FK_NONE, true },
+ { "xscale", ARM::AK_XSCALE, ARM::FK_NONE, true },
+ { "arm10tdmi", ARM::AK_ARMV5, ARM::FK_NONE, true },
+ { "arm1022e", ARM::AK_ARMV5E, ARM::FK_NONE, true },
+ { "arm1136j-s", ARM::AK_ARMV6J, ARM::FK_NONE, true },
+ { "arm1136jz-s", ARM::AK_ARMV6J, ARM::FK_NONE, false },
+ { "cortex-m0", ARM::AK_ARMV6SM, ARM::FK_NONE, true },
+ { "arm1176jzf-s", ARM::AK_ARMV6HL, ARM::FK_VFPV2, true },
+ { "cortex-a8", ARM::AK_ARMV7, ARM::FK_NEON, true },
+ { "cortex-a8", ARM::AK_ARMV7L, ARM::FK_NEON, true },
+ { "cortex-a8", ARM::AK_ARMV7HL, ARM::FK_NEON, true },
+ { "cortex-m4", ARM::AK_ARMV7EM, ARM::FK_NONE, true },
+ { "swift", ARM::AK_ARMV7S, ARM::FK_NEON_VFPV4, true },
// Invalid CPU
- { "invalid", ARM::AK_INVALID, true }
+ { "invalid", ARM::AK_INVALID, ARM::FK_INVALID, true }
};
} // namespace
-namespace llvm {
-
// ======================================================= //
// Information by ID
// ======================================================= //
return FPUNames[FPUKind].Name;
}
+unsigned ARMTargetParser::getFPUVersion(unsigned FPUKind) {
+ if (FPUKind >= ARM::FK_LAST)
+ return 0;
+ return FPUNames[FPUKind].FPUVersion;
+}
+
+unsigned ARMTargetParser::getFPUNeonSupportLevel(unsigned FPUKind) {
+ if (FPUKind >= ARM::FK_LAST)
+ return 0;
+ return FPUNames[FPUKind].NeonSupport;
+}
+
+unsigned ARMTargetParser::getFPURestriction(unsigned FPUKind) {
+ if (FPUKind >= ARM::FK_LAST)
+ return 0;
+ return FPUNames[FPUKind].Restriction;
+}
+
+unsigned ARMTargetParser::getDefaultFPU(StringRef CPU) {
+ for (const auto C : CPUNames) {
+ if (CPU == C.Name)
+ return C.DefaultFPU;
+ }
+ return ARM::FK_INVALID;
+}
+
+bool ARMTargetParser::getHWDivFeatures(unsigned HWDivKind,
+ std::vector<const char *> &Features) {
+
+ if (HWDivKind == ARM::AEK_INVALID)
+ return false;
+
+ if (HWDivKind & ARM::AEK_HWDIVARM)
+ Features.push_back("+hwdiv-arm");
+ else
+ Features.push_back("-hwdiv-arm");
+
+ if (HWDivKind & ARM::AEK_HWDIV)
+ Features.push_back("+hwdiv");
+ else
+ Features.push_back("-hwdiv");
+
+ return true;
+}
+
+bool ARMTargetParser::getFPUFeatures(unsigned FPUKind,
+ std::vector<const char *> &Features) {
+
+ if (FPUKind >= ARM::FK_LAST || FPUKind == ARM::FK_INVALID)
+ return false;
+
+ // fp-only-sp and d16 subtarget features are independent of each other, so we
+ // must enable/disable both.
+ switch (FPUNames[FPUKind].Restriction) {
+ case ARM::FR_SP_D16:
+ Features.push_back("+fp-only-sp");
+ Features.push_back("+d16");
+ break;
+ case ARM::FR_D16:
+ Features.push_back("-fp-only-sp");
+ Features.push_back("+d16");
+ break;
+ case ARM::FR_None:
+ Features.push_back("-fp-only-sp");
+ Features.push_back("-d16");
+ break;
+ }
+
+ // FPU version subtarget features are inclusive of lower-numbered ones, so
+ // enable the one corresponding to this version and disable all that are
+ // higher. We also have to make sure to disable fp16 when vfp4 is disabled,
+ // as +vfp4 implies +fp16 but -vfp4 does not imply -fp16.
+ switch (FPUNames[FPUKind].FPUVersion) {
+ case ARM::FV_VFPV5:
+ Features.push_back("+fp-armv8");
+ break;
+ case ARM::FV_VFPV4:
+ Features.push_back("+vfp4");
+ Features.push_back("-fp-armv8");
+ break;
+ case ARM::FV_VFPV3_FP16:
+ Features.push_back("+vfp3");
+ Features.push_back("+fp16");
+ Features.push_back("-vfp4");
+ Features.push_back("-fp-armv8");
+ break;
+ case ARM::FV_VFPV3:
+ Features.push_back("+vfp3");
+ Features.push_back("-fp16");
+ Features.push_back("-vfp4");
+ Features.push_back("-fp-armv8");
+ break;
+ case ARM::FV_VFPV2:
+ Features.push_back("+vfp2");
+ Features.push_back("-vfp3");
+ Features.push_back("-fp16");
+ Features.push_back("-vfp4");
+ Features.push_back("-fp-armv8");
+ break;
+ case ARM::FV_NONE:
+ Features.push_back("-vfp2");
+ Features.push_back("-vfp3");
+ Features.push_back("-fp16");
+ Features.push_back("-vfp4");
+ Features.push_back("-fp-armv8");
+ break;
+ }
+
+ // crypto includes neon, so we handle this similarly to FPU version.
+ switch (FPUNames[FPUKind].NeonSupport) {
+ case ARM::NS_Crypto:
+ Features.push_back("+crypto");
+ break;
+ case ARM::NS_Neon:
+ Features.push_back("+neon");
+ Features.push_back("-crypto");
+ break;
+ case ARM::NS_None:
+ Features.push_back("-neon");
+ Features.push_back("-crypto");
+ break;
+ }
+
+ return true;
+}
+
const char *ARMTargetParser::getArchName(unsigned ArchKind) {
if (ArchKind >= ARM::AK_LAST)
return nullptr;
}
const char *ARMTargetParser::getArchExtName(unsigned ArchExtKind) {
- if (ArchExtKind >= ARM::AEK_LAST)
- return nullptr;
- return ARCHExtNames[ArchExtKind].Name;
+ for (const auto AE : ARCHExtNames) {
+ if (ArchExtKind == AE.ID)
+ return AE.Name;
+ }
+ return nullptr;
+}
+
+const char *ARMTargetParser::getHWDivName(unsigned HWDivKind) {
+ for (const auto D : HWDivNames) {
+ if (HWDivKind == D.ID)
+ return D.Name;
+ }
+ return nullptr;
}
const char *ARMTargetParser::getDefaultCPU(StringRef Arch) {
// Parsers
// ======================================================= //
+StringRef ARMTargetParser::getHWDivSynonym(StringRef HWDiv) {
+ return StringSwitch<StringRef>(HWDiv)
+ .Case("thumb,arm", "arm,thumb")
+ .Default(HWDiv);
+}
+
StringRef ARMTargetParser::getFPUSynonym(StringRef FPU) {
return StringSwitch<StringRef>(FPU)
.Cases("fpa", "fpe2", "fpe3", "maverick", "invalid") // Unsupported
.Case("vfp4", "vfpv4")
.Case("vfp3-d16", "vfpv3-d16")
.Case("vfp4-d16", "vfpv4-d16")
- // FIXME: sp-16 is NOT the same as d16
- .Cases("fp4-sp-d16", "fpv4-sp-d16", "vfpv4-d16")
+ .Cases("fp4-sp-d16", "vfpv4-sp-d16", "fpv4-sp-d16")
.Cases("fp4-dp-d16", "fpv4-dp-d16", "vfpv4-d16")
- .Cases("fp5-sp-d16", "fpv5-sp-d16", "fpv5-d16")
+ .Case("fp5-sp-d16", "fpv5-sp-d16")
.Cases("fp5-dp-d16", "fpv5-dp-d16", "fpv5-d16")
// FIXME: Clang uses it, but it's bogus, since neon defaults to vfpv3.
.Case("neon-vfpv3", "neon")
StringRef ARMTargetParser::getArchSynonym(StringRef Arch) {
return StringSwitch<StringRef>(Arch)
- .Cases("armv6sm", "v6sm", "armv6s-m")
- .Cases("armv6m", "v6m", "armv6-m")
- .Cases("armv7a", "v7a", "armv7-a")
- .Cases("armv7r", "v7r", "armv7-r")
- .Cases("armv7m", "v7m", "armv7-m")
- .Cases("armv7em", "v7em", "armv7e-m")
- .Cases("armv8", "v8", "armv8-a")
- .Cases("armv8a", "v8a", "armv8-a")
- .Cases("armv8.1a", "v8.1a", "armv8.1-a")
- .Cases("aarch64", "arm64", "armv8-a")
+ .Case("v6sm", "v6s-m")
+ .Case("v6m", "v6-m")
+ .Case("v7a", "v7-a")
+ .Case("v7r", "v7-r")
+ .Case("v7m", "v7-m")
+ .Case("v7em", "v7e-m")
+ .Cases("v8", "v8a", "aarch64", "arm64", "v8-a")
+ .Case("v8.1a", "v8.1-a")
.Default(Arch);
}
return A;
}
+unsigned ARMTargetParser::parseHWDiv(StringRef HWDiv) {
+ StringRef Syn = getHWDivSynonym(HWDiv);
+ for (const auto D : HWDivNames) {
+ if (Syn == D.Name)
+ return D.ID;
+ }
+ return ARM::AEK_INVALID;
+}
+
unsigned ARMTargetParser::parseFPU(StringRef FPU) {
StringRef Syn = getFPUSynonym(FPU);
for (const auto F : FPUNames) {
// Allows partial match, ex. "v7a" matches "armv7a".
unsigned ARMTargetParser::parseArch(StringRef Arch) {
+ Arch = getCanonicalArchName(Arch);
StringRef Syn = getArchSynonym(Arch);
for (const auto A : ARCHNames) {
if (StringRef(A.Name).endswith(Syn))
return ARM::PK_R;
case ARM::AK_ARMV7:
case ARM::AK_ARMV7A:
+ case ARM::AK_ARMV7L:
case ARM::AK_ARMV8A:
case ARM::AK_ARMV8_1A:
return ARM::PK_A;
}
return 0;
}
-
-} // namespace llvm
projects / oota-llvm.git / blobdiff