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Partially revert r84730 by removing N2VDup from ARMInstrFormats.td and modifying

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VDUPLND and VDUPLNQ to derive from N2V instead of N2VDup.  VDUPLND and VDUPLNQ
now expect op19_18 and op17_16 as the first two args.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@89699 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Johnny Chen 2009-11-23 21:00:43 +00:00
parent bbf56bb37b
commit da1aea4d75
2 changed files with 21 additions and 37 deletions
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13
lib/Target/ARM/ARMInstrFormats.td
View File

@ -1285,19 +1285,6 @@ class N2V<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
let Inst{4} = op4;
}
// NEON Vector Duplicate (scalar).
// Inst{19-16} is specified by subclasses.
class N2VDup<bits<2> op24_23, bits<2> op21_20, bits<5> op11_7, bit op6, bit op4,
dag oops, dag iops, InstrItinClass itin,
string opc, string asm, string cstr, list<dag> pattern>
: NDataI<oops, iops, itin, opc, asm, cstr, pattern> {
let Inst{24-23} = op24_23;
let Inst{21-20} = op21_20;
let Inst{11-7} = op11_7;
let Inst{6} = op6;
let Inst{4} = op4;
}
// NEON 2 vector register with immediate.
class N2VImm<bit op24, bit op23, bits<4> op11_8, bit op7, bit op6, bit op4,
dag oops, dag iops, InstrItinClass itin,

45
lib/Target/ARM/ARMInstrNEON.td
View File

@ -2682,28 +2682,29 @@ def VDUPfq : NVDup<0b11101010, 0b1011, 0b00, (outs QPR:$dst), (ins GPR:$src),
// VDUP : Vector Duplicate Lane (from scalar to all elements)
class VDUPLND<string OpcodeStr, ValueType Ty>
: N2VDup<0b11, 0b11, 0b11000, 0, 0,
class VDUPLND<bits<2> op19_18, bits<2> op17_16, string OpcodeStr, ValueType Ty>
: N2V<0b11, 0b11, op19_18, op17_16, 0b11000, 0, 0,
(outs DPR:$dst), (ins DPR:$src, nohash_imm:$lane), IIC_VMOVD,
OpcodeStr, "\t$dst, $src[$lane]", "",
[(set DPR:$dst, (Ty (NEONvduplane (Ty DPR:$src), imm:$lane)))]>;
class VDUPLNQ<string OpcodeStr, ValueType ResTy, ValueType OpTy>
: N2VDup<0b11, 0b11, 0b11000, 1, 0,
class VDUPLNQ<bits<2> op19_18, bits<2> op17_16, string OpcodeStr,
ValueType ResTy, ValueType OpTy>
: N2V<0b11, 0b11, op19_18, op17_16, 0b11000, 1, 0,
(outs QPR:$dst), (ins DPR:$src, nohash_imm:$lane), IIC_VMOVD,
OpcodeStr, "\t$dst, $src[$lane]", "",
[(set QPR:$dst, (ResTy (NEONvduplane (OpTy DPR:$src), imm:$lane)))]>;
// Inst{19-16} is partially specified depending on the element size.
def VDUPLN8d : VDUPLND<"vdup.8", v8i8> { let Inst{16} = 1; }
def VDUPLN16d : VDUPLND<"vdup.16", v4i16> { let Inst{17-16} = 0b10; }
def VDUPLN32d : VDUPLND<"vdup.32", v2i32> { let Inst{18-16} = 0b100; }
def VDUPLNfd : VDUPLND<"vdup.32", v2f32> { let Inst{18-16} = 0b100; }
def VDUPLN8q : VDUPLNQ<"vdup.8", v16i8, v8i8> { let Inst{16} = 1; }
def VDUPLN16q : VDUPLNQ<"vdup.16", v8i16, v4i16> { let Inst{17-16} = 0b10; }
def VDUPLN32q : VDUPLNQ<"vdup.32", v4i32, v2i32> { let Inst{18-16} = 0b100; }
def VDUPLNfq : VDUPLNQ<"vdup.32", v4f32, v2f32> { let Inst{18-16} = 0b100; }
def VDUPLN8d : VDUPLND<{?,?}, {?,1}, "vdup.8", v8i8>;
def VDUPLN16d : VDUPLND<{?,?}, {1,0}, "vdup.16", v4i16>;
def VDUPLN32d : VDUPLND<{?,1}, {0,0}, "vdup.32", v2i32>;
def VDUPLNfd : VDUPLND<{?,1}, {0,0}, "vdup.32", v2f32>;
def VDUPLN8q : VDUPLNQ<{?,?}, {?,1}, "vdup.8", v16i8, v8i8>;
def VDUPLN16q : VDUPLNQ<{?,?}, {1,0}, "vdup.16", v8i16, v4i16>;
def VDUPLN32q : VDUPLNQ<{?,1}, {0,0}, "vdup.32", v4i32, v2i32>;
def VDUPLNfq : VDUPLNQ<{?,1}, {0,0}, "vdup.32", v4f32, v2f32>;
def : Pat<(v16i8 (NEONvduplane (v16i8 QPR:$src), imm:$lane)),
(v16i8 (VDUPLN8q (v8i8 (EXTRACT_SUBREG QPR:$src,
@ -2722,19 +2723,15 @@ def : Pat<(v4f32 (NEONvduplane (v4f32 QPR:$src), imm:$lane)),
(DSubReg_i32_reg imm:$lane))),
(SubReg_i32_lane imm:$lane)))>;
def VDUPfdf : N2VDup<0b11, 0b11, 0b11000, 0, 0,
(outs DPR:$dst), (ins SPR:$src),
IIC_VMOVD, "vdup.32", "\t$dst, ${src:lane}", "",
[(set DPR:$dst, (v2f32 (NEONvdup (f32 SPR:$src))))]> {
let Inst{18-16} = 0b100;
}
def VDUPfdf : N2V<0b11, 0b11, {?,1}, {0,0}, 0b11000, 0, 0,
(outs DPR:$dst), (ins SPR:$src),
IIC_VMOVD, "vdup.32", "\t$dst, ${src:lane}", "",
[(set DPR:$dst, (v2f32 (NEONvdup (f32 SPR:$src))))]>;
def VDUPfqf : N2VDup<0b11, 0b11, 0b11000, 1, 0,
(outs QPR:$dst), (ins SPR:$src),
IIC_VMOVD, "vdup.32", "\t$dst, ${src:lane}", "",
[(set QPR:$dst, (v4f32 (NEONvdup (f32 SPR:$src))))]> {
let Inst{18-16} = 0b100;
}
def VDUPfqf : N2V<0b11, 0b11, {?,1}, {0,0}, 0b11000, 1, 0,
(outs QPR:$dst), (ins SPR:$src),
IIC_VMOVD, "vdup.32", "\t$dst, ${src:lane}", "",
[(set QPR:$dst, (v4f32 (NEONvdup (f32 SPR:$src))))]>;
def : Pat<(v2i64 (NEONvduplane (v2i64 QPR:$src), imm:$lane)),
(INSERT_SUBREG QPR:$src,