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Add intrinsics to represent fp16 <-> fp32 conversions

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98497 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Anton Korobeynikov 2010-03-14 18:41:50 +00:00
parent 314a113184
commit 676f968fec
1 changed files with 8 additions and 0 deletions
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8
include/llvm/Intrinsics.td
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@ -450,6 +450,14 @@ def int_flt_rounds : Intrinsic<[llvm_i32_ty]>,
def int_trap : Intrinsic<[llvm_void_ty]>,
GCCBuiltin<"__builtin_trap">;
// Intrisics to support half precision floating point format
def int_convert_to_fp16 : Intrinsic<[llvm_i16_ty],
[llvm_float_ty]>,
GCCBuiltin<"__gnu_f2h_ieee">;
def int_convert_from_fp16 : Intrinsic<[llvm_float_ty],
[llvm_i16_ty]>,
GCCBuiltin<"__gnu_h2f_ieee">;
// These convert intrinsics are to support various conversions between
// various types with rounding and saturation. NOTE: avoid using these
// intrinsics as they might be removed sometime in the future and