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Cleanup of ARMv7M support. Move hardware divide and Thumb2 extract/pack

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instructions to subtarget features and update tests to reflect.
PR5717.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103136 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach
2010-05-05 23:44:43 +00:00
parent 1cc0d62855
commit 29402132f3
14 changed files with 47 additions and 33 deletions
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11
lib/Target/ARM/ARMSubtarget.h
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@@ -74,6 +74,13 @@ protected:
/// only so far)
bool HasFP16;
/// HasHardwareDivide - True if subtarget supports [su]div
bool HasHardwareDivide;
/// HasT2ExtractPack - True if subtarget supports thumb2 extract/pack
/// instructions.
bool HasT2ExtractPack;
/// stackAlignment - The minimum alignment known to hold of the stack frame on
/// entry to the function and which must be maintained by every function.
unsigned stackAlignment;
@@ -117,14 +124,14 @@ protected:
bool hasV6Ops() const { return ARMArchVersion >= V6; }
bool hasV6T2Ops() const { return ARMArchVersion >= V6T2; }
bool hasV7Ops() const { return ARMArchVersion >= V7A; }
bool hasV7AOps() const { return ARMArchVersion == V7A; }
bool hasV7MOps() const { return ARMArchVersion == V7M; }
bool hasVFP2() const { return ARMFPUType >= VFPv2; }
bool hasVFP3() const { return ARMFPUType >= VFPv3; }
bool hasNEON() const { return ARMFPUType >= NEON; }
bool useNEONForSinglePrecisionFP() const {
return hasNEON() && UseNEONForSinglePrecisionFP; }
bool hasDivide() const { return HasHardwareDivide; };
bool hasT2ExtractPack() const { return HasT2ExtractPack; };
bool useVMLx() const {return hasVFP2() && !SlowVMLx; }
bool hasFP16() const { return HasFP16; }