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| author | Bill Wendling <isanbard@gmail.com> | 2007-03-22 20:29:26 +0000 |
|---|---|---|
| committer | Bill Wendling <isanbard@gmail.com> | 2007-03-22 20:29:26 +0000 |
| commit | 02ced83ce7cf8eec1ff04a9cfa51c93e578ec5fc (patch) | |
| tree | 6dc8aa54c524b663bdced39a3f16cbc725319b26 /lib | |
| parent | 9cb24d0520757128b3a9a9e4c5a831e0e8875d19 (diff) | |
We generate a shufflevector instruction, so we don't need the builtin
intrinsic.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35269 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Target/X86/X86InstrMMX.td | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td index f6c74f7cc7..cddd765473 100644 --- a/lib/Target/X86/X86InstrMMX.td +++ b/lib/Target/X86/X86InstrMMX.td @@ -152,6 +152,16 @@ defm MMX_PMULHW : MMXI_binop_rm_int<0xE5, "pmulhw" , int_x86_mmx_pmulh_w , 1>; defm MMX_PMADDWD : MMXI_binop_rm_int<0xF5, "pmaddwd", int_x86_mmx_pmadd_wd, 1>; +// MMX_SHUFFLE_get_shuf_imm xform function: convert vector_shuffle mask to +// MMX_PSHUF*, MMX_SHUFP* etc. imm. +def MMX_SHUFFLE_get_shuf_imm : SDNodeXForm<build_vector, [{ + return getI8Imm(X86::getShuffleSHUFImmediate(N)); +}]>; + +def MMX_splat_mask : PatLeaf<(build_vector), [{ + return X86::isSplatMask(N); +}], MMX_SHUFFLE_get_shuf_imm>; + def MMX_UNPCKH_shuffle_mask : PatLeaf<(build_vector), [{ return X86::isUNPCKHMask(N); }]>; @@ -315,16 +325,13 @@ def : Pat<(v2i32 (bitconvert (v8i8 VR64:$src))), (v2i32 VR64:$src)>; // Splat v2i32 let AddedComplexity = 10 in { def : Pat<(vector_shuffle (v2i32 VR64:$src), (undef), + MMX_splat_mask:$sm), + (MMX_PUNPCKHDQrr VR64:$src, VR64:$src)>; + def : Pat<(vector_shuffle (v2i32 VR64:$src), (undef), MMX_UNPCKH_shuffle_mask:$sm), (MMX_PUNPCKHDQrr VR64:$src, VR64:$src)>; } -// FIXME: Temporary workaround because 2-wide shuffle is broken. -def : Pat<(int_x86_mmx_punpckh_dq VR64:$src1, VR64:$src2), - (v2i32 (MMX_PUNPCKHDQrr VR64:$src1, VR64:$src2))>; -def : Pat<(int_x86_mmx_punpckh_dq VR64:$src1, (load addr:$src2)), - (v2i32 (MMX_PUNPCKHDQrm VR64:$src1, addr:$src2))>; - def MMX_X86s2vec : SDNode<"X86ISD::S2VEC", SDTypeProfile<1, 1, []>, []>; // Scalar to v4i16 / v8i8. The source may be a GR32, but only the lower 8 or |