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[AVX512] Add enum for the static rounding types

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No functional change.  This will be used by the new FMA intrinsic lowering
code.

We can probably add NO_EXC here as well, I am just not too familiar with this
part of AVX512 yet.  We can add that later.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@215662 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Adam Nemet 2014-08-14 17:13:26 +00:00
parent 6360552890
commit e9565b2d72
2 changed files with 13 additions and 1 deletions
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10
lib/Target/X86/X86ISelLowering.h
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@ -514,6 +514,16 @@ namespace llvm {
/// own arguments. Callee pop is necessary to support tail calls.
bool isCalleePop(CallingConv::ID CallingConv,
bool is64Bit, bool IsVarArg, bool TailCallOpt);
/// AVX512 static rounding constants. These need to match the values in
/// avx512fintrin.h.
enum STATIC_ROUNDING {
TO_NEAREST_INT = 0,
TO_NEG_INF = 1,
TO_POS_INF = 2,
TO_ZERO = 3,
CUR_DIRECTION = 4
};
}
//===--------------------------------------------------------------------===//

4
lib/Target/X86/X86InstrFragmentsSIMD.td
View File

@ -512,7 +512,9 @@ def I8Imm : SDNodeXForm<imm, [{
}]>;
def FROUND_NO_EXC : ImmLeaf<i32, [{ return Imm == 8; }]>;
def FROUND_CURRENT : ImmLeaf<i32, [{ return Imm == 4; }]>;
def FROUND_CURRENT : ImmLeaf<i32, [{
return Imm == X86::STATIC_ROUNDING::CUR_DIRECTION;
}]>;
// BYTE_imm - Transform bit immediates into byte immediates.
def BYTE_imm : SDNodeXForm<imm, [{