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ArchV6T2, V7A, and V7M implies Thumb2; Archv7A implies NEON.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@110796 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-08-11 06:57:53 +00:00
parent d6b4632256
commit cb5ce6e62b
1 changed files with 10 additions and 11 deletions
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21
lib/Target/ARM/ARM.td
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@ -71,13 +71,14 @@ def ArchV6M : SubtargetFeature<"v6m", "ARMArchVersion", "V6M",
"ARM v6m",
[FeatureDB]>;
def ArchV6T2 : SubtargetFeature<"v6t2", "ARMArchVersion", "V6T2",
"ARM v6t2">;
"ARM v6t2",
[FeatureThumb2]>;
def ArchV7A : SubtargetFeature<"v7a", "ARMArchVersion", "V7A",
"ARM v7A",
[FeatureDB]>;
[FeatureThumb2, FeatureNEON, FeatureDB]>;
def ArchV7M : SubtargetFeature<"v7m", "ARMArchVersion", "V7M",
"ARM v7M",
[FeatureDB]>;
[FeatureThumb2, FeatureDB]>;
//===----------------------------------------------------------------------===//
// ARM Processors supported.
@ -139,21 +140,19 @@ def : Processor<"mpcore", ARMV6Itineraries, [ArchV6, FeatureVFP2]>;
def : Processor<"cortex-m0", ARMV6Itineraries, [ArchV6M]>;
// V6T2 Processors.
def : Processor<"arm1156t2-s", ARMV6Itineraries,
[ArchV6T2, FeatureThumb2]>;
def : Processor<"arm1156t2f-s", ARMV6Itineraries,
[ArchV6T2, FeatureThumb2, FeatureVFP2]>;
def : Processor<"arm1156t2-s", ARMV6Itineraries, [ArchV6T2]>;
def : Processor<"arm1156t2f-s", ARMV6Itineraries, [ArchV6T2, FeatureVFP2]>;
// V7 Processors.
def : Processor<"cortex-a8", CortexA8Itineraries,
[ArchV7A, FeatureThumb2, FeatureNEON, FeatureHasSlowVMLx,
[ArchV7A, FeatureHasSlowVMLx,
FeatureSlowFPBrcc, FeatureNEONForFP, FeatureT2XtPk]>;
def : Processor<"cortex-a9", CortexA9Itineraries,
[ArchV7A, FeatureThumb2, FeatureNEON, FeatureT2XtPk]>;
[ArchV7A, FeatureT2XtPk]>;
// V7M Processors.
def : ProcNoItin<"cortex-m3", [ArchV7M, FeatureThumb2, FeatureHWDiv]>;
def : ProcNoItin<"cortex-m4", [ArchV7M, FeatureThumb2, FeatureHWDiv]>;
def : ProcNoItin<"cortex-m3", [ArchV7M, FeatureHWDiv]>;
def : ProcNoItin<"cortex-m4", [ArchV7M, FeatureHWDiv]>;
//===----------------------------------------------------------------------===//
// Register File Description