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Added some missing shuffle patterns. 

llvm-svn: 27564
This commit is contained in:
Evan Cheng 2006-04-10 21:42:19 +00:00
parent 664fcba5fa
commit 76112c3cb8
1 changed files with 22 additions and 5 deletions
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27
llvm/lib/Target/X86/X86InstrSSE.td
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@ -1365,7 +1365,7 @@ def PSHUFHWmi : Ii8<0x70, MRMSrcMem,
(ops VR128:$dst, i128mem:$src1, i8imm:$src2), (ops VR128:$dst, i128mem:$src1, i8imm:$src2),
"pshufhw {$src2, $src1, $dst|$dst, $src1, $src2}", "pshufhw {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (vector_shuffle [(set VR128:$dst, (v8i16 (vector_shuffle
(bc_v8i16 (loadv2i64 addr:$src1)), (undef), (load addr:$src1), (undef),
PSHUFHW_shuffle_mask:$src2)))]>, PSHUFHW_shuffle_mask:$src2)))]>,
XS, Requires<[HasSSE2]>; XS, Requires<[HasSSE2]>;
@ -1381,7 +1381,7 @@ def PSHUFLWmi : Ii8<0x70, MRMSrcMem,
(ops VR128:$dst, i128mem:$src1, i32i8imm:$src2), (ops VR128:$dst, i128mem:$src1, i32i8imm:$src2),
"pshuflw {$src2, $src1, $dst|$dst, $src1, $src2}", "pshuflw {$src2, $src1, $dst|$dst, $src1, $src2}",
[(set VR128:$dst, (v8i16 (vector_shuffle [(set VR128:$dst, (v8i16 (vector_shuffle
(bc_v8i16 (loadv2i64 addr:$src1)), (undef), (load addr:$src1), (undef),
PSHUFLW_shuffle_mask:$src2)))]>, PSHUFLW_shuffle_mask:$src2)))]>,
XD, Requires<[HasSSE2]>; XD, Requires<[HasSSE2]>;
@ -1823,11 +1823,28 @@ def : Pat<(vector_shuffle (v4i32 VR128:$src1), (load addr:$src2),
(v4i32 (SHUFPSrm VR128:$src1, addr:$src2, (v4i32 (SHUFPSrm VR128:$src1, addr:$src2,
SHUFP_int_shuffle_mask:$sm))>, Requires<[HasSSE2]>; SHUFP_int_shuffle_mask:$sm))>, Requires<[HasSSE2]>;
// Shuffle v4f32 with PSHUF* if others do not match. // Special pshuf* cases: folding (bit_convert (loadv2i64 addr)).
def : Pat<(v4i32 (vector_shuffle (bc_v4i32 (loadv2i64 addr:$src1)), (undef),
PSHUFD_shuffle_mask:$src2)),
(PSHUFDmi addr:$src1, PSHUFD_shuffle_mask:$src2)>,
Requires<[HasSSE2]>;
def : Pat<(v8i16 (vector_shuffle (bc_v8i16 (loadv2i64 addr:$src1)), (undef),
PSHUFHW_shuffle_mask:$src2)),
(PSHUFHWmi addr:$src1, PSHUFHW_shuffle_mask:$src2)>,
Requires<[HasSSE2]>;
def : Pat<(v8i16 (vector_shuffle (bc_v8i16 (loadv2i64 addr:$src1)), (undef),
PSHUFLW_shuffle_mask:$src2)),
(PSHUFLWmi addr:$src1, PSHUFHW_shuffle_mask:$src2)>,
Requires<[HasSSE2]>;
// Special SHUFPSrr case: looks like a PSHUFD, like make both operands src1.
// FIXME: when we want non two-address code, then we should use PSHUFD!
def : Pat<(vector_shuffle (v4f32 VR128:$src1), (undef), def : Pat<(vector_shuffle (v4f32 VR128:$src1), (undef),
PSHUFD_fp_shuffle_mask:$sm), PSHUFD_fp_shuffle_mask:$sm),
(v4f32 (PSHUFDri VR128:$src1, PSHUFD_fp_shuffle_mask:$sm))>, (v4f32 (SHUFPSrr VR128:$src1, VR128:$src1, PSHUFD_fp_shuffle_mask:$sm))>,
Requires<[HasSSE2]>; Requires<[HasSSE1]>;
// Shuffle v4f32 with PSHUF* if others do not match.
def : Pat<(vector_shuffle (loadv4f32 addr:$src1), (undef), def : Pat<(vector_shuffle (loadv4f32 addr:$src1), (undef),
PSHUFD_fp_shuffle_mask:$sm), PSHUFD_fp_shuffle_mask:$sm),
(v4f32 (PSHUFDmi addr:$src1, PSHUFD_fp_shuffle_mask:$sm))>, (v4f32 (PSHUFDmi addr:$src1, PSHUFD_fp_shuffle_mask:$sm))>,