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ARM two-operand aliases for VADDW instructions. 

llvm-svn: 146093
This commit is contained in:
Jim Grosbach 2011-12-07 23:01:10 +00:00
parent 552691556c
commit 3744a7febb
2 changed files with 31 additions and 0 deletions
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14
llvm/lib/Target/ARM/ARMInstrNEON.td
View File

@ -5321,6 +5321,20 @@ def : NEONInstAlias<"vadd${p}.f32 $Vdn, $Vm",
def : NEONInstAlias<"vadd${p}.f32 $Vdn, $Vm", def : NEONInstAlias<"vadd${p}.f32 $Vdn, $Vm",
(VADDfq QPR:$Vdn, QPR:$Vdn, QPR:$Vm, pred:$p)>; (VADDfq QPR:$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:$p)>;
def : NEONInstAlias<"vaddw${p}.s16 $Vdn, $Vm",
(VADDWsv4i32 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vaddw${p}.s32 $Vdn, $Vm",
(VADDWsv2i64 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vaddw${p}.u8 $Vdn, $Vm",
(VADDWuv8i16 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vaddw${p}.u16 $Vdn, $Vm",
(VADDWuv4i32 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;
def : NEONInstAlias<"vaddw${p}.u32 $Vdn, $Vm",
(VADDWuv2i64 QPR:$Vdn, QPR:$Vdn, DPR:$Vm, pred:$p)>;
// VAND/VEOR/VORR accept but do not require a type suffix. // VAND/VEOR/VORR accept but do not require a type suffix.
defm : VFPDTAnyInstAlias<"vand${p}", "$Vd, $Vn, $Vm", defm : VFPDTAnyInstAlias<"vand${p}", "$Vd, $Vn, $Vm",
(VANDd DPR:$Vd, DPR:$Vn, DPR:$Vm, pred:$p)>; (VANDd DPR:$Vd, DPR:$Vn, DPR:$Vm, pred:$p)>;

17
llvm/test/MC/ARM/neon-add-encoding.s
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@ -158,3 +158,20 @@
@ CHECK: vadd.i16 q7, q7, q1 @ encoding: [0x42,0xe8,0x1e,0xf2] @ CHECK: vadd.i16 q7, q7, q1 @ encoding: [0x42,0xe8,0x1e,0xf2]
@ CHECK: vadd.i32 q8, q8, q2 @ encoding: [0xc4,0x08,0x60,0xf2] @ CHECK: vadd.i32 q8, q8, q2 @ encoding: [0xc4,0x08,0x60,0xf2]
@ CHECK: vadd.i64 q9, q9, q3 @ encoding: [0xc6,0x28,0x72,0xf2] @ CHECK: vadd.i64 q9, q9, q3 @ encoding: [0xc6,0x28,0x72,0xf2]
vaddw.s8 q6, d5
vaddw.s16 q7, d1
vaddw.s32 q8, d2
vaddw.u8 q6, d5
vaddw.u16 q7, d1
vaddw.u32 q8, d2
@ CHECK: vaddw.s8 q6, q6, d5 @ encoding: [0x05,0xc1,0x8c,0xf2]
@ CHECK: vaddw.s16 q7, q7, d1 @ encoding: [0x01,0xe1,0x9e,0xf2]
@ CHECK: vaddw.s32 q8, q8, d2 @ encoding: [0x82,0x01,0xe0,0xf2]
@ CHECK: vaddw.u8 q6, q6, d5 @ encoding: [0x05,0xc1,0x8c,0xf3]
@ CHECK: vaddw.u16 q7, q7, d1 @ encoding: [0x01,0xe1,0x9e,0xf3]
@ CHECK: vaddw.u32 q8, q8, d2 @ encoding: [0x82,0x01,0xe0,0xf3]