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Add correct instruction encodings for vbic, vorn, and vmvn.

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llvm-svn: 117282
This commit is contained in:
Owen Anderson 2010-10-25 18:43:52 +00:00
parent 7f67e5ad77
commit 59e85cbd66
3 changed files with 80 additions and 2 deletions
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18
lib/Target/ARM/ARMInstrFormats.td
View File

@ -1698,6 +1698,15 @@ class N2V<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
let Inst{11-7} = op11_7;
let Inst{6} = op6;
let Inst{4} = op4;
// Instruction operands.
bits<5> Vd;
bits<5> Vm;
let Inst{15-12} = Vd{3-0};
let Inst{22} = Vd{4};
let Inst{3-0} = Vm{3-0};
let Inst{5} = Vm{4};
}
// Same as N2V except it doesn't have a datatype suffix.
@ -1713,6 +1722,15 @@ class N2VX<bits<2> op24_23, bits<2> op21_20, bits<2> op19_18, bits<2> op17_16,
let Inst{11-7} = op11_7;
let Inst{6} = op6;
let Inst{4} = op4;
// Instruction operands.
bits<5> Vd;
bits<5> Vm;
let Inst{15-12} = Vd{3-0};
let Inst{22} = Vd{4};
let Inst{3-0} = Vm{3-0};
let Inst{5} = Vm{4};
}
// NEON 2 vector register with immediate.

5
lib/Target/ARM/ARMInstrNEON.td
View File

@ -2899,19 +2899,22 @@ def VORNq : N3VX<0, 0, 0b11, 0b0001, 1, 1, (outs QPR:$dst),
// VMVN : Vector Bitwise NOT (Immediate)
let isReMaterializable = 1 in {
// FIXME: This instruction's encoding MAY NOT BE correct.
def VMVNv4i16 : N1ModImm<1, 0b000, {1,0,?,0}, 0, 0, 1, 1, (outs DPR:$dst),
(ins nModImm:$SIMM), IIC_VMOVImm,
"vmvn", "i16", "$dst, $SIMM", "",
[(set DPR:$dst, (v4i16 (NEONvmvnImm timm:$SIMM)))]>;
// FIXME: This instruction's encoding MAY NOT BE correct.
def VMVNv8i16 : N1ModImm<1, 0b000, {1,0,?,0}, 0, 1, 1, 1, (outs QPR:$dst),
(ins nModImm:$SIMM), IIC_VMOVImm,
"vmvn", "i16", "$dst, $SIMM", "",
[(set QPR:$dst, (v8i16 (NEONvmvnImm timm:$SIMM)))]>;
// FIXME: This instruction's encoding MAY NOT BE correct.
def VMVNv2i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 0, 1, 1, (outs DPR:$dst),
(ins nModImm:$SIMM), IIC_VMOVImm,
"vmvn", "i32", "$dst, $SIMM", "",
[(set DPR:$dst, (v2i32 (NEONvmvnImm timm:$SIMM)))]>;
// FIXME: This instruction's encoding MAY NOT BE correct.
def VMVNv4i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 1, 1, 1, (outs QPR:$dst),
(ins nModImm:$SIMM), IIC_VMOVImm,
"vmvn", "i32", "$dst, $SIMM", "",

59
test/MC/ARM/neon-bitwise-encoding.ll
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@ -2,6 +2,7 @@
; FIXME: The following instructions still require testing:
; - vand with immediate
; - vmvn of an immediate
; CHECK: vand_8xi8
define <8 x i8> @vand_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
@ -55,4 +56,60 @@ define <16 x i8> @vorr_16xi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
; CHECK: vorr q8, q8, q9 @ encoding: [0xf2,0x01,0x60,0xf2]
%tmp3 = or <16 x i8> %tmp1, %tmp2
ret <16 x i8> %tmp3
}
}
; CHECK: vbic_8xi8
define <8 x i8> @vbic_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
%tmp1 = load <8 x i8>* %A
%tmp2 = load <8 x i8>* %B
; CHECK: vbic d16, d17, d16 @ encoding: [0xb0,0x01,0x51,0xf2]
%tmp3 = xor <8 x i8> %tmp2, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
%tmp4 = and <8 x i8> %tmp1, %tmp3
ret <8 x i8> %tmp4
}
; CHECK: vbic_16xi8
define <16 x i8> @vbic_16xi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
%tmp1 = load <16 x i8>* %A
%tmp2 = load <16 x i8>* %B
; CHECK: vbic q8, q8, q9 @ encoding: [0xf2,0x01,0x50,0xf2]
%tmp3 = xor <16 x i8> %tmp2, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
%tmp4 = and <16 x i8> %tmp1, %tmp3
ret <16 x i8> %tmp4
}
; CHECK: vorn_8xi8
define <8 x i8> @vorn_8xi8(<8 x i8>* %A, <8 x i8>* %B) nounwind {
%tmp1 = load <8 x i8>* %A
%tmp2 = load <8 x i8>* %B
; CHECK: vorn d16, d17, d16 @ encoding: [0xb0,0x01,0x71,0xf2]
%tmp3 = xor <8 x i8> %tmp2, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
%tmp4 = or <8 x i8> %tmp1, %tmp3
ret <8 x i8> %tmp4
}
; CHECK: vorn_16xi8
define <16 x i8> @vorn_16xi8(<16 x i8>* %A, <16 x i8>* %B) nounwind {
%tmp1 = load <16 x i8>* %A
%tmp2 = load <16 x i8>* %B
; CHECK: vorn q8, q8, q9 @ encoding: [0xf2,0x01,0x70,0xf2]
%tmp3 = xor <16 x i8> %tmp2, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
%tmp4 = or <16 x i8> %tmp1, %tmp3
ret <16 x i8> %tmp4
}
; CHECK: vmvn_8xi8
define <8 x i8> @vmvn_8xi8(<8 x i8>* %A) nounwind {
%tmp1 = load <8 x i8>* %A
; CHECK: vmvn d16, d16 @ encoding: [0xa0,0x05,0xf0,0xf3]
%tmp2 = xor <8 x i8> %tmp1, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
ret <8 x i8> %tmp2
}
; CHECK: vmvn_16xi8
define <16 x i8> @vmvn_16xi8(<16 x i8>* %A) nounwind {
%tmp1 = load <16 x i8>* %A
; CHECK: vmvn q8, q8 @ encoding: [0xe0,0x05,0xf0,0xf3]
%tmp2 = xor <16 x i8> %tmp1, < i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1, i8 -1 >
ret <16 x i8> %tmp2
}