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[NVPTX] Add support for efficient rotate instructions on SM 3.2+

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@211934 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Justin Holewinski
2014-06-27 18:35:33 +00:00
parent 1f75f4a0ee
commit 508c80f11f
4 changed files with 247 additions and 4 deletions
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19
include/llvm/IR/IntrinsicsNVVM.td
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@@ -1948,6 +1948,25 @@ def int_nvvm_sust_p_3d_v4i32_trap
"llvm.nvvm.sust.p.3d.v4i32.trap">,
GCCBuiltin<"__nvvm_sust_p_3d_v4i32_trap">;
def int_nvvm_rotate_b32
: Intrinsic<[llvm_i32_ty], [llvm_i32_ty, llvm_i32_ty],
[IntrNoMem], "llvm.nvvm.rotate.b32">,
GCCBuiltin<"__nvvm_rotate_b32">;
def int_nvvm_rotate_b64
:Intrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i32_ty],
[IntrNoMem], "llvm.nvvm.rotate.b64">,
GCCBuiltin<"__nvvm_rotate_b64">;
def int_nvvm_rotate_right_b64
: Intrinsic<[llvm_i64_ty], [llvm_i64_ty, llvm_i32_ty],
[IntrNoMem], "llvm.nvvm.rotate.right.b64">,
GCCBuiltin<"__nvvm_rotate_right_b64">;
def int_nvvm_swap_lo_hi_b64
: Intrinsic<[llvm_i64_ty], [llvm_i64_ty],
[IntrNoMem], "llvm.nvvm.swap.lo.hi.b64">,
GCCBuiltin<"__nvvm_swap_lo_hi_b64">;
// Old PTX back-end intrinsics retained here for backwards-compatibility