diff options
Diffstat (limited to 'lib/Target/ARM/ARM.td')
| -rw-r--r-- | lib/Target/ARM/ARM.td | 20 |
1 files changed, 13 insertions, 7 deletions
diff --git a/lib/Target/ARM/ARM.td b/lib/Target/ARM/ARM.td index cf333cc..86aeeb2 100644 --- a/lib/Target/ARM/ARM.td +++ b/lib/Target/ARM/ARM.td @@ -85,12 +85,16 @@ def FeatureAvoidPartialCPSR : SubtargetFeature<"avoid-partial-cpsr", /// Some M architectures don't have the DSP extension (v7E-M vs. v7M) def FeatureDSPThumb2 : SubtargetFeature<"t2dsp", "Thumb2DSP", "true", - "Supports v7 DSP instructions in Thumb2.">; + "Supports v7 DSP instructions in Thumb2">; // Multiprocessing extension. def FeatureMP : SubtargetFeature<"mp", "HasMPExtension", "true", "Supports Multiprocessing extension">; +// M-series ISA? +def FeatureMClass : SubtargetFeature<"mclass", "IsMClass", "true", + "Is microcontroller profile ('M' series)">; + // ARM ISAs. def HasV4TOps : SubtargetFeature<"v4t", "HasV4TOps", "true", "Support ARM v4T instructions">; @@ -105,7 +109,7 @@ def HasV6Ops : SubtargetFeature<"v6", "HasV6Ops", "true", [HasV5TEOps]>; def HasV6T2Ops : SubtargetFeature<"v6t2", "HasV6T2Ops", "true", "Support ARM v6t2 instructions", - [HasV6Ops, FeatureThumb2, FeatureDSPThumb2]>; + [HasV6Ops, FeatureThumb2]>; def HasV7Ops : SubtargetFeature<"v7", "HasV7Ops", "true", "Support ARM v7 instructions", [HasV6T2Ops]>; @@ -182,12 +186,14 @@ def : Processor<"mpcore", ARMV6Itineraries, [HasV6Ops, FeatureVFP2, // V6M Processors. def : Processor<"cortex-m0", ARMV6Itineraries, [HasV6Ops, FeatureNoARM, - FeatureDB]>; + FeatureDB, FeatureMClass]>; // V6T2 Processors. -def : Processor<"arm1156t2-s", ARMV6Itineraries, [HasV6T2Ops]>; +def : Processor<"arm1156t2-s", ARMV6Itineraries, [HasV6T2Ops, + FeatureDSPThumb2]>; def : Processor<"arm1156t2f-s", ARMV6Itineraries, [HasV6T2Ops, FeatureVFP2, - FeatureHasSlowFPVMLx]>; + FeatureHasSlowFPVMLx, + FeatureDSPThumb2]>; // V7a Processors. def : Processor<"cortex-a8", CortexA8Itineraries, @@ -203,14 +209,14 @@ def : Processor<"cortex-a9-mp", CortexA9Itineraries, // V7M Processors. def : ProcNoItin<"cortex-m3", [HasV7Ops, FeatureThumb2, FeatureNoARM, FeatureDB, - FeatureHWDiv]>; + FeatureHWDiv, FeatureMClass]>; // V7EM Processors. def : ProcNoItin<"cortex-m4", [HasV7Ops, FeatureThumb2, FeatureNoARM, FeatureDB, FeatureHWDiv, FeatureDSPThumb2, FeatureT2XtPk, FeatureVFP2, - FeatureVFPOnlySP]>; + FeatureVFPOnlySP, FeatureMClass]>; //===----------------------------------------------------------------------===// // Register File Description |