diff options
Diffstat (limited to 'lib/Target/X86/X86InstrMMX.td')
| -rw-r--r-- | lib/Target/X86/X86InstrMMX.td | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/lib/Target/X86/X86InstrMMX.td b/lib/Target/X86/X86InstrMMX.td index 8f287e1..43fadc2 100644 --- a/lib/Target/X86/X86InstrMMX.td +++ b/lib/Target/X86/X86InstrMMX.td @@ -577,41 +577,17 @@ def : Pat<(f64 (bitconvert (v4i16 VR64:$src))), def : Pat<(f64 (bitconvert (v8i8 VR64:$src))), (MMX_MOVQ2FR64rr VR64:$src)>; -// Move scalar to MMX zero-extended -// movd to MMX register zero-extends -let AddedComplexity = 15 in { - def : Pat<(v8i8 (X86vzmovl (bc_v8i8 (v2i32 (scalar_to_vector GR32:$src))))), - (MMX_MOVZDI2PDIrr GR32:$src)>; - def : Pat<(v4i16 (X86vzmovl (bc_v4i16 (v2i32 (scalar_to_vector GR32:$src))))), - (MMX_MOVZDI2PDIrr GR32:$src)>; -} - let AddedComplexity = 20 in { - def : Pat<(v8i8 (X86vzmovl (bc_v8i8 (load_mmx addr:$src)))), - (MMX_MOVZDI2PDIrm addr:$src)>; - def : Pat<(v4i16 (X86vzmovl (bc_v4i16 (load_mmx addr:$src)))), - (MMX_MOVZDI2PDIrm addr:$src)>; def : Pat<(v2i32 (X86vzmovl (bc_v2i32 (load_mmx addr:$src)))), (MMX_MOVZDI2PDIrm addr:$src)>; } // Clear top half. let AddedComplexity = 15 in { - def : Pat<(v8i8 (X86vzmovl VR64:$src)), - (MMX_PUNPCKLDQrr VR64:$src, (MMX_V_SET0))>; - def : Pat<(v4i16 (X86vzmovl VR64:$src)), - (MMX_PUNPCKLDQrr VR64:$src, (MMX_V_SET0))>; def : Pat<(v2i32 (X86vzmovl VR64:$src)), (MMX_PUNPCKLDQrr VR64:$src, (MMX_V_SET0))>; } -// Scalar to v4i16 / v8i8. The source may be a GR32, but only the lower -// 8 or 16-bits matter. -def : Pat<(bc_v8i8 (v2i32 (scalar_to_vector GR32:$src))), - (MMX_MOVD64rr GR32:$src)>; -def : Pat<(bc_v4i16 (v2i32 (scalar_to_vector GR32:$src))), - (MMX_MOVD64rr GR32:$src)>; - // Patterns to perform canonical versions of vector shuffling. let AddedComplexity = 10 in { def : Pat<(v8i8 (mmx_unpckl_undef VR64:$src, (undef))), |
