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Add Android ABI to Mips backend to handle functions returning vectors of four 

floats.

llvm-svn: 162008
This commit is contained in:
Akira Hatanaka 2012-08-16 03:48:05 +00:00
parent 52f04a2e8f
commit 89d50b3957
3 changed files with 18 additions and 0 deletions
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2
llvm/lib/Target/Mips/Mips.td
View File

@ -44,6 +44,8 @@ def FeatureN64 : SubtargetFeature<"n64", "MipsABI", "N64",
"Enable n64 ABI">;
def FeatureEABI : SubtargetFeature<"eabi", "MipsABI", "EABI",
"Enable eabi ABI">;
def FeatureAndroid : SubtargetFeature<"android", "IsAndroid", "true",
"Target is android">;
def FeatureVFPU : SubtargetFeature<"vfpu", "HasVFPU",
"true", "Enable vector FPU instructions.">;
def FeatureSEInReg : SubtargetFeature<"seinreg", "HasSEInReg", "true",

12
llvm/lib/Target/Mips/MipsCallingConv.td
View File

@ -144,6 +144,17 @@ def RetCC_MipsEABI : CallingConv<[
CCIfType<[f64], CCIfSubtarget<"isNotSingleFloat()", CCAssignToReg<[D0]>>>
]>;
//===----------------------------------------------------------------------===//
// Mips Android Calling Convention
//===----------------------------------------------------------------------===//
def RetCC_MipsAndroid : CallingConv<[
// f32 are returned in registers F0, F2, F1, F3
CCIfType<[f32], CCAssignToReg<[F0, F2, F1, F3]>>,
CCDelegateTo<RetCC_MipsO32>
]>;
//===----------------------------------------------------------------------===//
// Mips FastCC Calling Convention
//===----------------------------------------------------------------------===//
@ -210,6 +221,7 @@ def RetCC_Mips : CallingConv<[
CCIfSubtarget<"isABI_EABI()", CCDelegateTo<RetCC_MipsEABI>>,
CCIfSubtarget<"isABI_N32()", CCDelegateTo<RetCC_MipsN>>,
CCIfSubtarget<"isABI_N64()", CCDelegateTo<RetCC_MipsN>>,
CCIfSubtarget<"isAndroid()", CCDelegateTo<RetCC_MipsAndroid>>,
CCDelegateTo<RetCC_MipsO32>
]>;

4
llvm/lib/Target/Mips/MipsSubtarget.h
View File

@ -89,6 +89,9 @@ protected:
// InMips16 -- can process Mips16 instructions
bool InMips16Mode;
// IsAndroid -- target is android
bool IsAndroid;
InstrItineraryData InstrItins;
public:
@ -128,6 +131,7 @@ public:
bool isNotSingleFloat() const { return !IsSingleFloat; }
bool hasVFPU() const { return HasVFPU; }
bool inMips16Mode() const { return InMips16Mode; }
bool isAndroid() const { return IsAndroid; }
bool isLinux() const { return IsLinux; }
bool hasStandardEncoding() const { return !inMips16Mode(); }