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| author | Craig Topper <craig.topper@gmail.com> | 2012-09-05 07:26:35 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2012-09-05 07:26:35 +0000 |
| commit | 4e4e6c0d732f34d4a7adbad40d60e7fc055eaed4 (patch) | |
| tree | 1be2d5b1f3122c5dc438d020857810526315de4f /lib/Target | |
| parent | c17177f89319465ee1700a65a4a44d4b84c815aa (diff) | |
| download | llvm-4e4e6c0d732f34d4a7adbad40d60e7fc055eaed4.tar.gz llvm-4e4e6c0d732f34d4a7adbad40d60e7fc055eaed4.tar.bz2 llvm-4e4e6c0d732f34d4a7adbad40d60e7fc055eaed4.tar.xz | |
Remove some of the patterns added in r163196. Increasing the complexity on insert_subvector into undef accomplishes the same thing.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@163198 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
| -rw-r--r-- | lib/Target/X86/X86InstrSSE.td | 44 |
1 files changed, 2 insertions, 42 deletions
diff --git a/lib/Target/X86/X86InstrSSE.td b/lib/Target/X86/X86InstrSSE.td index be5ae96dbe..959ae36fc5 100644 --- a/lib/Target/X86/X86InstrSSE.td +++ b/lib/Target/X86/X86InstrSSE.td @@ -268,6 +268,7 @@ def : Pat<(v16i8 (extract_subvector (v32i8 VR256:$src), (i32 0))), // A 128-bit subvector insert to the first 256-bit vector position // is a subregister copy that needs no instruction. +let AddedComplexity = 25 in { // to give priority over vinsertf128rm def : Pat<(insert_subvector undef, (v2i64 VR128:$src), (i32 0)), (INSERT_SUBREG (v4i64 (IMPLICIT_DEF)), VR128:$src, sub_xmm)>; def : Pat<(insert_subvector undef, (v2f64 VR128:$src), (i32 0)), @@ -280,6 +281,7 @@ def : Pat<(insert_subvector undef, (v8i16 VR128:$src), (i32 0)), (INSERT_SUBREG (v16i16 (IMPLICIT_DEF)), VR128:$src, sub_xmm)>; def : Pat<(insert_subvector undef, (v16i8 VR128:$src), (i32 0)), (INSERT_SUBREG (v32i8 (IMPLICIT_DEF)), VR128:$src, sub_xmm)>; +} // Implicitly promote a 32-bit scalar to a vector. def : Pat<(v4f32 (scalar_to_vector FR32:$src)), @@ -1017,48 +1019,6 @@ let Predicates = [HasAVX] in { (VMOVUPSYmr addr:$dst, VR256:$src)>; def : Pat<(store (v32i8 VR256:$src), addr:$dst), (VMOVUPSYmr addr:$dst, VR256:$src)>; - - // Special patterns for handling subvector inserts folded with loads - def : Pat<(insert_subvector undef, (alignedloadv4f32 addr:$src), (i32 0)), - (INSERT_SUBREG (v8f32 (IMPLICIT_DEF)), - (v4f32 (VMOVAPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (alignedloadv2f64 addr:$src), (i32 0)), - (INSERT_SUBREG (v4f64 (IMPLICIT_DEF)), - (v2f64 (VMOVAPDrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (alignedloadv2i64 addr:$src), (i32 0)), - (INSERT_SUBREG (v4i64 (IMPLICIT_DEF)), - (v2i64 (VMOVAPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, - (bc_v4i32 (alignedloadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v8i32 (IMPLICIT_DEF)), - (v4i32 (VMOVAPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, - (bc_v8i16 (alignedloadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v16i16 (IMPLICIT_DEF)), - (v8i16 (VMOVAPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, - (bc_v16i8 (alignedloadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v32i8 (IMPLICIT_DEF)), - (v16i8 (VMOVAPSrm addr:$src)), sub_xmm)>; - - def : Pat<(insert_subvector undef, (loadv4f32 addr:$src), (i32 0)), - (INSERT_SUBREG (v8f32 (IMPLICIT_DEF)), - (v4f32 (VMOVUPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (loadv2f64 addr:$src), (i32 0)), - (INSERT_SUBREG (v4f64 (IMPLICIT_DEF)), - (v2f64 (VMOVUPDrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (loadv2i64 addr:$src), (i32 0)), - (INSERT_SUBREG (v4i64 (IMPLICIT_DEF)), - (v2i64 (VMOVUPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (bc_v4i32 (loadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v8i32 (IMPLICIT_DEF)), - (v4i32 (VMOVUPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (bc_v8i16 (loadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v16i16 (IMPLICIT_DEF)), - (v8i16 (VMOVUPSrm addr:$src)), sub_xmm)>; - def : Pat<(insert_subvector undef, (bc_v16i8 (loadv2i64 addr:$src)), (i32 0)), - (INSERT_SUBREG (v32i8 (IMPLICIT_DEF)), - (v16i8 (VMOVUPSrm addr:$src)), sub_xmm)>; } // Use movaps / movups for SSE integer load / store (one byte shorter). |