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-rw-r--r--lib/Target/ARM/ARMInstrNEON.td26
-rw-r--r--lib/Target/ARM/AsmParser/ARMAsmParser.cpp59
2 files changed, 77 insertions, 8 deletions
diff --git a/lib/Target/ARM/ARMInstrNEON.td b/lib/Target/ARM/ARMInstrNEON.td
index 7ceedd68c2..ebff734af1 100644
--- a/lib/Target/ARM/ARMInstrNEON.td
+++ b/lib/Target/ARM/ARMInstrNEON.td
@@ -29,6 +29,16 @@ def nImmSplatI16 : Operand<i32> {
let PrintMethod = "printNEONModImmOperand";
let ParserMatchClass = nImmSplatI16AsmOperand;
}
+def nImmSplatI32AsmOperand : AsmOperandClass { let Name = "NEONi32splat"; }
+def nImmSplatI32 : Operand<i32> {
+ let PrintMethod = "printNEONModImmOperand";
+ let ParserMatchClass = nImmSplatI32AsmOperand;
+}
+def nImmVMOVI32AsmOperand : AsmOperandClass { let Name = "NEONi32vmov"; }
+def nImmVMOVI32 : Operand<i32> {
+ let PrintMethod = "printNEONModImmOperand";
+ let ParserMatchClass = nImmVMOVI32AsmOperand;
+}
def VectorIndex8Operand : AsmOperandClass { let Name = "VectorIndex8"; }
def VectorIndex16Operand : AsmOperandClass { let Name = "VectorIndex16"; }
@@ -3757,7 +3767,7 @@ def VORRiv4i16 : N1ModImm<1, 0b000, {1,0,?,1}, 0, 0, 0, 1,
}
def VORRiv2i32 : N1ModImm<1, 0b000, {0,?,?,1}, 0, 0, 0, 1,
- (outs DPR:$Vd), (ins nModImm:$SIMM, DPR:$src),
+ (outs DPR:$Vd), (ins nImmSplatI32:$SIMM, DPR:$src),
IIC_VMOVImm,
"vorr", "i32", "$Vd, $SIMM", "$src = $Vd",
[(set DPR:$Vd,
@@ -3775,7 +3785,7 @@ def VORRiv8i16 : N1ModImm<1, 0b000, {1,0,?,1}, 0, 1, 0, 1,
}
def VORRiv4i32 : N1ModImm<1, 0b000, {0,?,?,1}, 0, 1, 0, 1,
- (outs QPR:$Vd), (ins nModImm:$SIMM, QPR:$src),
+ (outs QPR:$Vd), (ins nImmSplatI32:$SIMM, QPR:$src),
IIC_VMOVImm,
"vorr", "i32", "$Vd, $SIMM", "$src = $Vd",
[(set QPR:$Vd,
@@ -3806,7 +3816,7 @@ def VBICiv4i16 : N1ModImm<1, 0b000, {1,0,?,1}, 0, 0, 1, 1,
}
def VBICiv2i32 : N1ModImm<1, 0b000, {0,?,?,1}, 0, 0, 1, 1,
- (outs DPR:$Vd), (ins nModImm:$SIMM, DPR:$src),
+ (outs DPR:$Vd), (ins nImmSplatI32:$SIMM, DPR:$src),
IIC_VMOVImm,
"vbic", "i32", "$Vd, $SIMM", "$src = $Vd",
[(set DPR:$Vd,
@@ -3824,7 +3834,7 @@ def VBICiv8i16 : N1ModImm<1, 0b000, {1,0,?,1}, 0, 1, 1, 1,
}
def VBICiv4i32 : N1ModImm<1, 0b000, {0,?,?,1}, 0, 1, 1, 1,
- (outs QPR:$Vd), (ins nModImm:$SIMM, QPR:$src),
+ (outs QPR:$Vd), (ins nImmSplatI32:$SIMM, QPR:$src),
IIC_VMOVImm,
"vbic", "i32", "$Vd, $SIMM", "$src = $Vd",
[(set QPR:$Vd,
@@ -3863,14 +3873,14 @@ def VMVNv8i16 : N1ModImm<1, 0b000, {1,0,?,0}, 0, 1, 1, 1, (outs QPR:$Vd),
}
def VMVNv2i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 0, 1, 1, (outs DPR:$Vd),
- (ins nModImm:$SIMM), IIC_VMOVImm,
+ (ins nImmVMOVI32:$SIMM), IIC_VMOVImm,
"vmvn", "i32", "$Vd, $SIMM", "",
[(set DPR:$Vd, (v2i32 (NEONvmvnImm timm:$SIMM)))]> {
let Inst{11-8} = SIMM{11-8};
}
def VMVNv4i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 1, 1, 1, (outs QPR:$Vd),
- (ins nModImm:$SIMM), IIC_VMOVImm,
+ (ins nImmVMOVI32:$SIMM), IIC_VMOVImm,
"vmvn", "i32", "$Vd, $SIMM", "",
[(set QPR:$Vd, (v4i32 (NEONvmvnImm timm:$SIMM)))]> {
let Inst{11-8} = SIMM{11-8};
@@ -4348,14 +4358,14 @@ def VMOVv8i16 : N1ModImm<1, 0b000, {1,0,?,0}, 0, 1, 0, 1, (outs QPR:$Vd),
}
def VMOVv2i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 0, 0, 1, (outs DPR:$Vd),
- (ins nModImm:$SIMM), IIC_VMOVImm,
+ (ins nImmVMOVI32:$SIMM), IIC_VMOVImm,
"vmov", "i32", "$Vd, $SIMM", "",
[(set DPR:$Vd, (v2i32 (NEONvmovImm timm:$SIMM)))]> {
let Inst{11-8} = SIMM{11-8};
}
def VMOVv4i32 : N1ModImm<1, 0b000, {?,?,?,?}, 0, 1, 0, 1, (outs QPR:$Vd),
- (ins nModImm:$SIMM), IIC_VMOVImm,
+ (ins nImmVMOVI32:$SIMM), IIC_VMOVImm,
"vmov", "i32", "$Vd, $SIMM", "",
[(set QPR:$Vd, (v4i32 (NEONvmovImm timm:$SIMM)))]> {
let Inst{11-8} = SIMM{11-8};
diff --git a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
index 11b6574c28..752d351837 100644
--- a/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
+++ b/lib/Target/ARM/AsmParser/ARMAsmParser.cpp
@@ -935,6 +935,37 @@ public:
return (Value >= 0 && Value < 256) || (Value >= 0x0100 && Value <= 0xff00);
}
+ bool isNEONi32splat() const {
+ if (Kind != k_Immediate)
+ return false;
+ const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm());
+ // Must be a constant.
+ if (!CE) return false;
+ int64_t Value = CE->getValue();
+ // i32 value with set bits only in one byte X000, 0X00, 00X0, or 000X.
+ return (Value >= 0 && Value < 256) ||
+ (Value >= 0x0100 && Value <= 0xff00) ||
+ (Value >= 0x010000 && Value <= 0xff0000) ||
+ (Value >= 0x01000000 && Value <= 0xff000000);
+ }
+
+ bool isNEONi32vmov() const {
+ if (Kind != k_Immediate)
+ return false;
+ const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm());
+ // Must be a constant.
+ if (!CE) return false;
+ int64_t Value = CE->getValue();
+ // i32 value with set bits only in one byte X000, 0X00, 00X0, or 000X,
+ // for VMOV/VMVN only, 00Xf or 0Xff are also accepted.
+ return (Value >= 0 && Value < 256) ||
+ (Value >= 0x0100 && Value <= 0xff00) ||
+ (Value >= 0x010000 && Value <= 0xff0000) ||
+ (Value >= 0x01000000 && Value <= 0xff000000) ||
+ (Value >= 0x01ff && Value <= 0xffff && (Value & 0xff) == 0xff) ||
+ (Value >= 0x01ffff && Value <= 0xffffff && (Value & 0xffff) == 0xffff);
+ }
+
void addExpr(MCInst &Inst, const MCExpr *Expr) const {
// Add as immediates when possible. Null MCExpr = 0.
if (Expr == 0)
@@ -1477,6 +1508,34 @@ public:
Inst.addOperand(MCOperand::CreateImm(Value));
}
+ void addNEONi32splatOperands(MCInst &Inst, unsigned N) const {
+ assert(N == 1 && "Invalid number of operands!");
+ // The immediate encodes the type of constant as well as the value.
+ const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm());
+ unsigned Value = CE->getValue();
+ if (Value >= 256 && Value <= 0xff00)
+ Value = (Value >> 8) | 0x200;
+ else if (Value > 0xffff && Value <= 0xff0000)
+ Value = (Value >> 16) | 0x400;
+ else if (Value > 0xffffff)
+ Value = (Value >> 24) | 0x600;
+ Inst.addOperand(MCOperand::CreateImm(Value));
+ }
+
+ void addNEONi32vmovOperands(MCInst &Inst, unsigned N) const {
+ assert(N == 1 && "Invalid number of operands!");
+ // The immediate encodes the type of constant as well as the value.
+ const MCConstantExpr *CE = dyn_cast<MCConstantExpr>(getImm());
+ unsigned Value = CE->getValue();
+ if (Value >= 256 && Value <= 0xffff)
+ Value = (Value >> 8) | ((Value & 0xff) ? 0xc00 : 0x200);
+ else if (Value > 0xffff && Value <= 0xffffff)
+ Value = (Value >> 16) | ((Value & 0xff) ? 0xd00 : 0x400);
+ else if (Value > 0xffffff)
+ Value = (Value >> 24) | 0x600;
+ Inst.addOperand(MCOperand::CreateImm(Value));
+ }
+
virtual void print(raw_ostream &OS) const;
static ARMOperand *CreateITMask(unsigned Mask, SMLoc S) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-03 15:19:21 +0000