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We generate a shufflevector instruction, so we don't need the builtin

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intrinsic.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@35269 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling
2007-03-22 20:29:26 +00:00
parent 9cb24d0520
commit 02ced83ce7
2 changed files with 13 additions and 13 deletions
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7
include/llvm/IntrinsicsX86.td
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@@ -616,10 +616,3 @@ let TargetPrefix = "x86" in { // All intrinsics start with "llvm.x86.".
Intrinsic<[llvm_v4i16_ty, llvm_v4i16_ty,
llvm_v2i32_ty], [IntrNoMem]>;
}
// Vector pack/unpack ops.
let TargetPrefix = "x86" in { // All intrinsics start with "llvm.x86.".
def int_x86_mmx_punpckh_dq : GCCBuiltin<"__builtin_ia32_punpckhdq">,
Intrinsic<[llvm_v2i32_ty, llvm_v2i32_ty,
llvm_v2i32_ty], [IntrNoMem]>;
}

19
lib/Target/X86/X86InstrMMX.td
View File

@@ -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);
}]>;
@@ -314,17 +324,14 @@ 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