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authorUlrich Weigand <ulrich.weigand@de.ibm.com>2013-06-25 13:17:41 +0000
committerUlrich Weigand <ulrich.weigand@de.ibm.com>2013-06-25 13:17:41 +0000
commit1bc147c0910bb02398730c79e0d0310ffbbd2868 (patch)
treedac3d113fec16d0233b9a8a2fc1f2fe00443cf26 /lib/Target
parent816c06f7fa73e8150e260a11d897be2f52d4f2b8 (diff)
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external_llvm-1bc147c0910bb02398730c79e0d0310ffbbd2868.tar.gz
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[PowerPC] Add extended rotate/shift mnemonics
This adds all missing extended rotate/shift mnemonics to the asm parser. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@184834 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Target')
-rw-r--r--lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp198
-rw-r--r--lib/Target/PowerPC/PPCInstrInfo.td75
2 files changed, 264 insertions, 9 deletions
diff --git a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
index d426ba0..2310bb3 100644
--- a/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
+++ b/lib/Target/PowerPC/AsmParser/PPCAsmParser.cpp
@@ -422,7 +422,8 @@ void PPCOperand::print(raw_ostream &OS) const {
void PPCAsmParser::
ProcessInstruction(MCInst &Inst,
const SmallVectorImpl<MCParsedAsmOperand*> &Operands) {
- switch (Inst.getOpcode()) {
+ int Opcode = Inst.getOpcode();
+ switch (Opcode) {
case PPC::LAx: {
MCInst TmpInst;
TmpInst.setOpcode(PPC::LA);
@@ -472,10 +473,82 @@ ProcessInstruction(MCInst &Inst,
Inst = TmpInst;
break;
}
- case PPC::SLWI: {
+ case PPC::EXTLWI:
+ case PPC::EXTLWIo: {
MCInst TmpInst;
int64_t N = Inst.getOperand(2).getImm();
- TmpInst.setOpcode(PPC::RLWINM);
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::EXTLWI? PPC::RLWINM : PPC::RLWINMo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(B));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ TmpInst.addOperand(MCOperand::CreateImm(N - 1));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::EXTRWI:
+ case PPC::EXTRWIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::EXTRWI? PPC::RLWINM : PPC::RLWINMo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(B + N));
+ TmpInst.addOperand(MCOperand::CreateImm(32 - N));
+ TmpInst.addOperand(MCOperand::CreateImm(31));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::INSLWI:
+ case PPC::INSLWIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::INSLWI? PPC::RLWIMI : PPC::RLWIMIo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(32 - B));
+ TmpInst.addOperand(MCOperand::CreateImm(B));
+ TmpInst.addOperand(MCOperand::CreateImm((B + N) - 1));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::INSRWI:
+ case PPC::INSRWIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::INSRWI? PPC::RLWIMI : PPC::RLWIMIo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(32 - (B + N)));
+ TmpInst.addOperand(MCOperand::CreateImm(B));
+ TmpInst.addOperand(MCOperand::CreateImm((B + N) - 1));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::ROTRWI:
+ case PPC::ROTRWIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ TmpInst.setOpcode(Opcode == PPC::ROTRWI? PPC::RLWINM : PPC::RLWINMo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(32 - N));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ TmpInst.addOperand(MCOperand::CreateImm(31));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::SLWI:
+ case PPC::SLWIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ TmpInst.setOpcode(Opcode == PPC::SLWI? PPC::RLWINM : PPC::RLWINMo);
TmpInst.addOperand(Inst.getOperand(0));
TmpInst.addOperand(Inst.getOperand(1));
TmpInst.addOperand(MCOperand::CreateImm(N));
@@ -484,10 +557,11 @@ ProcessInstruction(MCInst &Inst,
Inst = TmpInst;
break;
}
- case PPC::SRWI: {
+ case PPC::SRWI:
+ case PPC::SRWIo: {
MCInst TmpInst;
int64_t N = Inst.getOperand(2).getImm();
- TmpInst.setOpcode(PPC::RLWINM);
+ TmpInst.setOpcode(Opcode == PPC::SRWI? PPC::RLWINM : PPC::RLWINMo);
TmpInst.addOperand(Inst.getOperand(0));
TmpInst.addOperand(Inst.getOperand(1));
TmpInst.addOperand(MCOperand::CreateImm(32 - N));
@@ -496,10 +570,90 @@ ProcessInstruction(MCInst &Inst,
Inst = TmpInst;
break;
}
- case PPC::SLDI: {
+ case PPC::CLRRWI:
+ case PPC::CLRRWIo: {
MCInst TmpInst;
int64_t N = Inst.getOperand(2).getImm();
- TmpInst.setOpcode(PPC::RLDICR);
+ TmpInst.setOpcode(Opcode == PPC::CLRRWI? PPC::RLWINM : PPC::RLWINMo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ TmpInst.addOperand(MCOperand::CreateImm(31 - N));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::CLRLSLWI:
+ case PPC::CLRLSLWIo: {
+ MCInst TmpInst;
+ int64_t B = Inst.getOperand(2).getImm();
+ int64_t N = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::CLRLSLWI? PPC::RLWINM : PPC::RLWINMo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(N));
+ TmpInst.addOperand(MCOperand::CreateImm(B - N));
+ TmpInst.addOperand(MCOperand::CreateImm(31 - N));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::EXTLDI:
+ case PPC::EXTLDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::EXTLDI? PPC::RLDICR : PPC::RLDICRo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(B));
+ TmpInst.addOperand(MCOperand::CreateImm(N - 1));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::EXTRDI:
+ case PPC::EXTRDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::EXTRDI? PPC::RLDICL : PPC::RLDICLo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(B + N));
+ TmpInst.addOperand(MCOperand::CreateImm(64 - N));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::INSRDI:
+ case PPC::INSRDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ int64_t B = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::INSRDI? PPC::RLDIMI : PPC::RLDIMIo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(64 - (B + N)));
+ TmpInst.addOperand(MCOperand::CreateImm(B));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::ROTRDI:
+ case PPC::ROTRDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ TmpInst.setOpcode(Opcode == PPC::ROTRDI? PPC::RLDICL : PPC::RLDICLo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(64 - N));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::SLDI:
+ case PPC::SLDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ TmpInst.setOpcode(Opcode == PPC::SLDI? PPC::RLDICR : PPC::RLDICRo);
TmpInst.addOperand(Inst.getOperand(0));
TmpInst.addOperand(Inst.getOperand(1));
TmpInst.addOperand(MCOperand::CreateImm(N));
@@ -507,10 +661,11 @@ ProcessInstruction(MCInst &Inst,
Inst = TmpInst;
break;
}
- case PPC::SRDI: {
+ case PPC::SRDI:
+ case PPC::SRDIo: {
MCInst TmpInst;
int64_t N = Inst.getOperand(2).getImm();
- TmpInst.setOpcode(PPC::RLDICL);
+ TmpInst.setOpcode(Opcode == PPC::SRDI? PPC::RLDICL : PPC::RLDICLo);
TmpInst.addOperand(Inst.getOperand(0));
TmpInst.addOperand(Inst.getOperand(1));
TmpInst.addOperand(MCOperand::CreateImm(64 - N));
@@ -518,6 +673,31 @@ ProcessInstruction(MCInst &Inst,
Inst = TmpInst;
break;
}
+ case PPC::CLRRDI:
+ case PPC::CLRRDIo: {
+ MCInst TmpInst;
+ int64_t N = Inst.getOperand(2).getImm();
+ TmpInst.setOpcode(Opcode == PPC::CLRRDI? PPC::RLDICR : PPC::RLDICRo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(0));
+ TmpInst.addOperand(MCOperand::CreateImm(63 - N));
+ Inst = TmpInst;
+ break;
+ }
+ case PPC::CLRLSLDI:
+ case PPC::CLRLSLDIo: {
+ MCInst TmpInst;
+ int64_t B = Inst.getOperand(2).getImm();
+ int64_t N = Inst.getOperand(3).getImm();
+ TmpInst.setOpcode(Opcode == PPC::CLRLSLDI? PPC::RLDIC : PPC::RLDICo);
+ TmpInst.addOperand(Inst.getOperand(0));
+ TmpInst.addOperand(Inst.getOperand(1));
+ TmpInst.addOperand(MCOperand::CreateImm(N));
+ TmpInst.addOperand(MCOperand::CreateImm(B - N));
+ Inst = TmpInst;
+ break;
+ }
}
}
diff --git a/lib/Target/PowerPC/PPCInstrInfo.td b/lib/Target/PowerPC/PPCInstrInfo.td
index 5b99a66..a9cfd5e 100644
--- a/lib/Target/PowerPC/PPCInstrInfo.td
+++ b/lib/Target/PowerPC/PPCInstrInfo.td
@@ -2290,14 +2290,89 @@ def : InstAlias<"sub. $rA, $rB, $rC", (SUBF8o g8rc:$rA, g8rc:$rC, g8rc:$rB)>;
def : InstAlias<"subc $rA, $rB, $rC", (SUBFC8 g8rc:$rA, g8rc:$rC, g8rc:$rB)>;
def : InstAlias<"subc. $rA, $rB, $rC", (SUBFC8o g8rc:$rA, g8rc:$rC, g8rc:$rB)>;
+def EXTLWI : PPCAsmPseudo<"extlwi $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def EXTLWIo : PPCAsmPseudo<"extlwi. $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def EXTRWI : PPCAsmPseudo<"extrwi $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def EXTRWIo : PPCAsmPseudo<"extrwi. $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def INSLWI : PPCAsmPseudo<"inslwi $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def INSLWIo : PPCAsmPseudo<"inslwi. $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def INSRWI : PPCAsmPseudo<"insrwi $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def INSRWIo : PPCAsmPseudo<"insrwi. $rA, $rS, $n, $b",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n, u5imm:$b)>;
+def ROTRWI : PPCAsmPseudo<"rotrwi $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def ROTRWIo : PPCAsmPseudo<"rotrwi. $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
def SLWI : PPCAsmPseudo<"slwi $rA, $rS, $n",
(ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def SLWIo : PPCAsmPseudo<"slwi. $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
def SRWI : PPCAsmPseudo<"srwi $rA, $rS, $n",
(ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def SRWIo : PPCAsmPseudo<"srwi. $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def CLRRWI : PPCAsmPseudo<"clrrwi $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def CLRRWIo : PPCAsmPseudo<"clrrwi. $rA, $rS, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
+def CLRLSLWI : PPCAsmPseudo<"clrlslwi $rA, $rS, $b, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$b, u5imm:$n)>;
+def CLRLSLWIo : PPCAsmPseudo<"clrlslwi. $rA, $rS, $b, $n",
+ (ins gprc:$rA, gprc:$rS, u5imm:$b, u5imm:$n)>;
+
+def : InstAlias<"rotlwi $rA, $rS, $n", (RLWINM gprc:$rA, gprc:$rS, u5imm:$n, 0, 31)>;
+def : InstAlias<"rotlwi. $rA, $rS, $n", (RLWINMo gprc:$rA, gprc:$rS, u5imm:$n, 0, 31)>;
+def : InstAlias<"rotlw $rA, $rS, $rB", (RLWNM gprc:$rA, gprc:$rS, gprc:$rB, 0, 31)>;
+def : InstAlias<"rotlw. $rA, $rS, $rB", (RLWNMo gprc:$rA, gprc:$rS, gprc:$rB, 0, 31)>;
+def : InstAlias<"clrlwi $rA, $rS, $n", (RLWINM gprc:$rA, gprc:$rS, 0, u5imm:$n, 31)>;
+def : InstAlias<"clrlwi. $rA, $rS, $n", (RLWINMo gprc:$rA, gprc:$rS, 0, u5imm:$n, 31)>;
+
+def EXTLDI : PPCAsmPseudo<"extldi $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def EXTLDIo : PPCAsmPseudo<"extldi. $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def EXTRDI : PPCAsmPseudo<"extrdi $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def EXTRDIo : PPCAsmPseudo<"extrdi. $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def INSRDI : PPCAsmPseudo<"insrdi $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def INSRDIo : PPCAsmPseudo<"insrdi. $rA, $rS, $n, $b",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n, u6imm:$b)>;
+def ROTRDI : PPCAsmPseudo<"rotrdi $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def ROTRDIo : PPCAsmPseudo<"rotrdi. $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
def SLDI : PPCAsmPseudo<"sldi $rA, $rS, $n",
(ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def SLDIo : PPCAsmPseudo<"sldi. $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
def SRDI : PPCAsmPseudo<"srdi $rA, $rS, $n",
(ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def SRDIo : PPCAsmPseudo<"srdi. $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def CLRRDI : PPCAsmPseudo<"clrrdi $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def CLRRDIo : PPCAsmPseudo<"clrrdi. $rA, $rS, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
+def CLRLSLDI : PPCAsmPseudo<"clrlsldi $rA, $rS, $b, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$b, u6imm:$n)>;
+def CLRLSLDIo : PPCAsmPseudo<"clrlsldi. $rA, $rS, $b, $n",
+ (ins g8rc:$rA, g8rc:$rS, u6imm:$b, u6imm:$n)>;
+
+def : InstAlias<"rotldi $rA, $rS, $n", (RLDICL g8rc:$rA, g8rc:$rS, u6imm:$n, 0)>;
+def : InstAlias<"rotldi. $rA, $rS, $n", (RLDICLo g8rc:$rA, g8rc:$rS, u6imm:$n, 0)>;
+def : InstAlias<"rotld $rA, $rS, $rB", (RLDCL g8rc:$rA, g8rc:$rS, gprc:$rB, 0)>;
+def : InstAlias<"rotld. $rA, $rS, $rB", (RLDCLo g8rc:$rA, g8rc:$rS, gprc:$rB, 0)>;
+def : InstAlias<"clrldi $rA, $rS, $n", (RLDICL g8rc:$rA, g8rc:$rS, 0, u6imm:$n)>;
+def : InstAlias<"clrldi. $rA, $rS, $n", (RLDICLo g8rc:$rA, g8rc:$rS, 0, u6imm:$n)>;
// These generic branch instruction forms are used for the assembler parser only.
// Defs and Uses are conservative, since we don't know the BO value.