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Added SEL, SXTB16, SXTAB16, UXTAB16, SMMULR, SMMLAR, SMMLSR, SMUAD, and SMUSD,

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for disassembly only.

llvm-svn: 96806
This commit is contained in:
Johnny Chen 2010-02-22 21:50:40 +00:00
parent e075edf725
commit 0e6c232f0e
1 changed files with 83 additions and 5 deletions
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88
lib/Target/ARM/ARMInstrInfo.td
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@ -514,6 +514,22 @@ multiclass AI_unary_rrot<bits<8> opcod, string opc, PatFrag opnode> {
}
}
multiclass AI_unary_rrot_np<bits<8> opcod, string opc> {
def r : AExtI<opcod, (outs GPR:$dst), (ins GPR:$src),
IIC_iUNAr, opc, "\t$dst, $src",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{11-10} = 0b00;
let Inst{19-16} = 0b1111;
}
def r_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$src, i32imm:$rot),
IIC_iUNAsi, opc, "\t$dst, $src, ror $rot",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{19-16} = 0b1111;
}
}
/// AI_bin_rrot - A binary operation with two forms: one whose operand is a
/// register and one whose operand is a register rotated by 8/16/24.
multiclass AI_bin_rrot<bits<8> opcod, string opc, PatFrag opnode> {
@ -531,6 +547,21 @@ multiclass AI_bin_rrot<bits<8> opcod, string opc, PatFrag opnode> {
Requires<[IsARM, HasV6]>;
}
// For disassembly only.
multiclass AI_bin_rrot_np<bits<8> opcod, string opc> {
def rr : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS),
IIC_iALUr, opc, "\t$dst, $LHS, $RHS",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{11-10} = 0b00;
}
def rr_rot : AExtI<opcod, (outs GPR:$dst), (ins GPR:$LHS, GPR:$RHS,
i32imm:$rot),
IIC_iALUsi, opc, "\t$dst, $LHS, $RHS, ror $rot",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]>;
}
/// AI1_adde_sube_irs - Define instructions and patterns for adde and sube.
let Uses = [CPSR] in {
multiclass AI1_adde_sube_irs<bits<4> opcod, string opc, PatFrag opnode,
@ -644,6 +675,14 @@ def WFI : AI<(outs), (ins), MiscFrm, NoItinerary, "wfi", "",
let Inst{7-0} = 0b00000011;
}
def SEL : AI<(outs GPR:$dst), (ins GPR:$a, GPR:$b), DPFrm, NoItinerary, "sel",
"\t$dst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{27-20} = 0b01101000;
let Inst{7-4} = 0b1011;
}
def SEV : AI<(outs), (ins), MiscFrm, NoItinerary, "sev", "",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6T2]> {
@ -1334,7 +1373,11 @@ defm SXTAB : AI_bin_rrot<0b01101010,
defm SXTAH : AI_bin_rrot<0b01101011,
"sxtah", BinOpFrag<(add node:$LHS, (sext_inreg node:$RHS,i16))>>;
// TODO: SXT(A){B|H}16
// For disassembly only
defm SXTB16 : AI_unary_rrot_np<0b01101000, "sxtb16">;
// For disassembly only
defm SXTAB16 : AI_bin_rrot_np<0b01101000, "sxtab16">;
// Zero extenders
@ -1358,9 +1401,9 @@ defm UXTAH : AI_bin_rrot<0b01101111, "uxtah",
}
// This isn't safe in general, the add is two 16-bit units, not a 32-bit add.
//defm UXTAB16 : xxx<"uxtab16", 0xff00ff>;
// For disassembly only
defm UXTAB16 : AI_bin_rrot_np<0b01101100, "uxtab16">;
// TODO: UXT(A){B|H}16
def SBFX : I<(outs GPR:$dst),
(ins GPR:$src, imm0_31:$lsb, imm0_31:$width),
@ -1710,6 +1753,14 @@ def SMMUL : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
let Inst{15-12} = 0b1111;
}
def SMMULR : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
IIC_iMUL32, "smmulr", "\t$dst, $a, $b",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b0011; // R = 1
let Inst{15-12} = 0b1111;
}
def SMMLA : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
IIC_iMAC32, "smmla", "\t$dst, $a, $b, $c",
[(set GPR:$dst, (add (mulhs GPR:$a, GPR:$b), GPR:$c))]>,
@ -1717,6 +1768,12 @@ def SMMLA : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
let Inst{7-4} = 0b0001;
}
def SMMLAR : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
IIC_iMAC32, "smmlar", "\t$dst, $a, $b, $c",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b0011; // R = 1
}
def SMMLS : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
IIC_iMAC32, "smmls", "\t$dst, $a, $b, $c",
@ -1725,6 +1782,13 @@ def SMMLS : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
let Inst{7-4} = 0b1101;
}
def SMMLSR : AMul2I <0b0111010, (outs GPR:$dst), (ins GPR:$a, GPR:$b, GPR:$c),
IIC_iMAC32, "smmlsr", "\t$dst, $a, $b, $c",
[/* For disassembly only; pattern left blank */]>,
Requires<[IsARM, HasV6]> {
let Inst{7-4} = 0b1111; // R = 1
}
multiclass AI_smul<string opc, PatFrag opnode> {
def BB : AMulxyI<0b0001011, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
IIC_iMUL32, !strconcat(opc, "bb"), "\t$dst, $a, $b",
@ -1907,8 +1971,22 @@ multiclass AI_smld<bit sub, string opc> {
defm SMLA : AI_smld<0, "smla">;
defm SMLS : AI_smld<1, "smls">;
// TODO: Dual halfword multiple: SMUAD, SMUSD, SMLAD, SMLSD, SMLALD, SMLSLD
// Note: SMLAD, SMLSD, SMLALD, SMLSLD have been defined for disassembly only.
multiclass AI_sdml<bit sub, string opc> {
def D : AMulDualI<0, sub, 0, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
NoItinerary, !strconcat(opc, "d"), "\t$dst, $a, $b"> {
let Inst{15-12} = 0b1111;
}
def DX : AMulDualI<0, sub, 1, (outs GPR:$dst), (ins GPR:$a, GPR:$b),
NoItinerary, !strconcat(opc, "dx"), "\t$dst, $a, $b"> {
let Inst{15-12} = 0b1111;
}
}
defm SMUA : AI_sdml<0, "smua">;
defm SMUS : AI_sdml<1, "smus">;
//===----------------------------------------------------------------------===//
// Misc. Arithmetic Instructions.