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ARM VSUB implied destination operand form aliases.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@146182 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jim Grosbach 2011-12-08 20:56:26 +00:00
parent beef39ab63
commit 120313435d
2 changed files with 49 additions and 2 deletions
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24
lib/Target/ARM/ARMInstrNEON.td
View File

@ -5321,6 +5321,30 @@ def : NEONInstAlias<"vadd${p}.f32 $Vdn, $Vm",
def : NEONInstAlias<"vadd${p}.f32 $Vdn, $Vm",
(VADDfq QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
// VSUB two-operand aliases.
def : NEONInstAlias<"vsub${p}.i8 $Vdn, $Vm",
(VSUBv16i8 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i16 $Vdn, $Vm",
(VSUBv8i16 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i32 $Vdn, $Vm",
(VSUBv4i32 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i64 $Vdn, $Vm",
(VSUBv2i64 QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i8 $Vdn, $Vm",
(VSUBv8i8 DPR:$Vdn, DPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i16 $Vdn, $Vm",
(VSUBv4i16 DPR:$Vdn, DPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i32 $Vdn, $Vm",
(VSUBv2i32 DPR:$Vdn, DPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.i64 $Vdn, $Vm",
(VSUBv1i64 DPR:$Vdn, DPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.f32 $Vdn, $Vm",
(VSUBfd DPR:$Vdn, DPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vsub${p}.f32 $Vdn, $Vm",
(VSUBfq QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>;
// VADDW two-operand aliases.
def : NEONInstAlias<"vaddw${p}.s8 $Vdn, $Vm",
(VADDWsv8i16 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;

27
test/MC/ARM/neon-sub-encoding.s
View File

@ -11,6 +11,17 @@
vsub.i64 q8, q8, q9
vsub.f32 q8, q8, q9
vsub.i8 d13, d21
vsub.i16 d14, d22
vsub.i32 d15, d23
vsub.i64 d16, d24
vsub.f32 d17, d25
vsub.i8 q1, q10
vsub.i16 q2, q9
vsub.i32 q3, q8
vsub.i64 q4, q7
vsub.f32 q5, q6
@ CHECK: vsub.i8 d16, d17, d16 @ encoding: [0xa0,0x08,0x41,0xf3]
@ CHECK: vsub.i16 d16, d17, d16 @ encoding: [0xa0,0x08,0x51,0xf3]
@ CHECK: vsub.i32 d16, d17, d16 @ encoding: [0xa0,0x08,0x61,0xf3]
@ -21,9 +32,21 @@
@ CHECK: vsub.i32 q8, q8, q9 @ encoding: [0xe2,0x08,0x60,0xf3]
@ CHECK: vsub.i64 q8, q8, q9 @ encoding: [0xe2,0x08,0x70,0xf3]
@ CHECK: vsub.f32 q8, q8, q9 @ encoding: [0xe2,0x0d,0x60,0xf2]
@ CHECK: vsub.i8 d13, d13, d21 @ encoding: [0x25,0xd8,0x0d,0xf3]
@ CHECK: vsub.i16 d14, d14, d22 @ encoding: [0x26,0xe8,0x1e,0xf3]
@ CHECK: vsub.i32 d15, d15, d23 @ encoding: [0x27,0xf8,0x2f,0xf3]
@ CHECK: vsub.i64 d16, d16, d24 @ encoding: [0xa8,0x08,0x70,0xf3]
@ CHECK: vsub.f32 d17, d17, d25 @ encoding: [0xa9,0x1d,0x61,0xf2]
@ CHECK: vsub.i8 q1, q1, q10 @ encoding: [0x64,0x28,0x02,0xf3]
@ CHECK: vsub.i16 q2, q2, q9 @ encoding: [0x62,0x48,0x14,0xf3]
@ CHECK: vsub.i32 q3, q3, q8 @ encoding: [0x60,0x68,0x26,0xf3]
@ CHECK: vsub.i64 q4, q4, q7 @ encoding: [0x4e,0x88,0x38,0xf3]
@ CHECK: vsub.f32 q5, q5, q6 @ encoding: [0x4c,0xad,0x2a,0xf2]
@ CHECK: vsubl.s8 q8, d17, d16 @ encoding: [0xa0,0x02,0xc1,0xf2]
vsubl.s8 q8, d17, d16
@ CHECK: vsubl.s16 q8, d17, d16 @ encoding: [0xa0,0x02,0xd1,0xf2]
vsubl.s16 q8, d17, d16