Use TableGen to emit information for dwarf register numbers.

This makes DwarfRegNum to accept list of numbers instead.
Added three different "flavours", but only slightly tested on x86-32/linux.
Please check another subtargets if possible,


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@43997 91177308-0d34-0410-b5e6-96231b3b80d8

3 files changed, 71 insertions, 64 deletions

diff --git a/lib/Target/Alpha/AlphaRegisterInfo.cpp b/lib/Target/Alpha/AlphaRegisterInfo.cpp
index 6dac374ff2..6cf9df7134 100644
--- a/lib/Target/Alpha/AlphaRegisterInfo.cpp
+++ b/lib/Target/Alpha/AlphaRegisterInfo.cpp
@@ -480,6 +480,11 @@ unsigned AlphaRegisterInfo::getEHHandlerRegister() const {
   return 0;
 }
 
+int AlphaRegisterInfo::getDwarfRegNum(unsigned RegNum) const {
+  assert(0 && "What is the dwarf register number");
+  return -1;
+}
+
 #include "AlphaGenRegisterInfo.inc"
 
 std::string AlphaRegisterInfo::getPrettyName(unsigned reg)
diff --git a/lib/Target/Alpha/AlphaRegisterInfo.h b/lib/Target/Alpha/AlphaRegisterInfo.h
index 8cccacfcea..cd7d47591d 100644
--- a/lib/Target/Alpha/AlphaRegisterInfo.h
+++ b/lib/Target/Alpha/AlphaRegisterInfo.h
@@ -93,6 +93,8 @@ struct AlphaRegisterInfo : public AlphaGenRegisterInfo {
   unsigned getEHExceptionRegister() const;
   unsigned getEHHandlerRegister() const;
 
+  int getDwarfRegNum(unsigned RegNum) const;
+
   static std::string getPrettyName(unsigned reg);
 };
 
diff --git a/lib/Target/Alpha/AlphaRegisterInfo.td b/lib/Target/Alpha/AlphaRegisterInfo.td
index 9855ce27ca..39e2f0cd63 100644
--- a/lib/Target/Alpha/AlphaRegisterInfo.td
+++ b/lib/Target/Alpha/AlphaRegisterInfo.td
@@ -35,72 +35,72 @@ class FPR<bits<5> num, string n> : AlphaReg<n> {
 //#define SP    $30
 
 // General-purpose registers
-def R0  : GPR< 0,  "$0">, DwarfRegNum<0>;
-def R1  : GPR< 1,  "$1">, DwarfRegNum<1>;
-def R2  : GPR< 2,  "$2">, DwarfRegNum<2>;
-def R3  : GPR< 3,  "$3">, DwarfRegNum<3>;
-def R4  : GPR< 4,  "$4">, DwarfRegNum<4>;
-def R5  : GPR< 5,  "$5">, DwarfRegNum<5>;
-def R6  : GPR< 6,  "$6">, DwarfRegNum<6>;
-def R7  : GPR< 7,  "$7">, DwarfRegNum<7>;
-def R8  : GPR< 8,  "$8">, DwarfRegNum<8>;
-def R9  : GPR< 9,  "$9">, DwarfRegNum<9>;
-def R10 : GPR<10, "$10">, DwarfRegNum<10>;
-def R11 : GPR<11, "$11">, DwarfRegNum<11>;
-def R12 : GPR<12, "$12">, DwarfRegNum<12>;
-def R13 : GPR<13, "$13">, DwarfRegNum<13>;
-def R14 : GPR<14, "$14">, DwarfRegNum<14>;
-def R15 : GPR<15, "$15">, DwarfRegNum<15>;
-def R16 : GPR<16, "$16">, DwarfRegNum<16>;
-def R17 : GPR<17, "$17">, DwarfRegNum<17>;
-def R18 : GPR<18, "$18">, DwarfRegNum<18>;
-def R19 : GPR<19, "$19">, DwarfRegNum<19>;
-def R20 : GPR<20, "$20">, DwarfRegNum<20>;
-def R21 : GPR<21, "$21">, DwarfRegNum<21>;
-def R22 : GPR<22, "$22">, DwarfRegNum<22>;
-def R23 : GPR<23, "$23">, DwarfRegNum<23>;
-def R24 : GPR<24, "$24">, DwarfRegNum<24>;
-def R25 : GPR<25, "$25">, DwarfRegNum<25>;
-def R26 : GPR<26, "$26">, DwarfRegNum<26>;
-def R27 : GPR<27, "$27">, DwarfRegNum<27>;
-def R28 : GPR<28, "$28">, DwarfRegNum<28>;
-def R29 : GPR<29, "$29">, DwarfRegNum<29>;
-def R30 : GPR<30, "$30">, DwarfRegNum<30>;
-def R31 : GPR<31, "$31">, DwarfRegNum<31>;
+def R0  : GPR< 0,  "$0">, DwarfRegNum<[0]>;
+def R1  : GPR< 1,  "$1">, DwarfRegNum<[1]>;
+def R2  : GPR< 2,  "$2">, DwarfRegNum<[2]>;
+def R3  : GPR< 3,  "$3">, DwarfRegNum<[3]>;
+def R4  : GPR< 4,  "$4">, DwarfRegNum<[4]>;
+def R5  : GPR< 5,  "$5">, DwarfRegNum<[5]>;
+def R6  : GPR< 6,  "$6">, DwarfRegNum<[6]>;
+def R7  : GPR< 7,  "$7">, DwarfRegNum<[7]>;
+def R8  : GPR< 8,  "$8">, DwarfRegNum<[8]>;
+def R9  : GPR< 9,  "$9">, DwarfRegNum<[9]>;
+def R10 : GPR<10, "$10">, DwarfRegNum<[10]>;
+def R11 : GPR<11, "$11">, DwarfRegNum<[11]>;
+def R12 : GPR<12, "$12">, DwarfRegNum<[12]>;
+def R13 : GPR<13, "$13">, DwarfRegNum<[13]>;
+def R14 : GPR<14, "$14">, DwarfRegNum<[14]>;
+def R15 : GPR<15, "$15">, DwarfRegNum<[15]>;
+def R16 : GPR<16, "$16">, DwarfRegNum<[16]>;
+def R17 : GPR<17, "$17">, DwarfRegNum<[17]>;
+def R18 : GPR<18, "$18">, DwarfRegNum<[18]>;
+def R19 : GPR<19, "$19">, DwarfRegNum<[19]>;
+def R20 : GPR<20, "$20">, DwarfRegNum<[20]>;
+def R21 : GPR<21, "$21">, DwarfRegNum<[21]>;
+def R22 : GPR<22, "$22">, DwarfRegNum<[22]>;
+def R23 : GPR<23, "$23">, DwarfRegNum<[23]>;
+def R24 : GPR<24, "$24">, DwarfRegNum<[24]>;
+def R25 : GPR<25, "$25">, DwarfRegNum<[25]>;
+def R26 : GPR<26, "$26">, DwarfRegNum<[26]>;
+def R27 : GPR<27, "$27">, DwarfRegNum<[27]>;
+def R28 : GPR<28, "$28">, DwarfRegNum<[28]>;
+def R29 : GPR<29, "$29">, DwarfRegNum<[29]>;
+def R30 : GPR<30, "$30">, DwarfRegNum<[30]>;
+def R31 : GPR<31, "$31">, DwarfRegNum<[31]>;
 
 // Floating-point registers
-def F0  : FPR< 0,  "$f0">, DwarfRegNum<33>;
-def F1  : FPR< 1,  "$f1">, DwarfRegNum<34>;
-def F2  : FPR< 2,  "$f2">, DwarfRegNum<35>;
-def F3  : FPR< 3,  "$f3">, DwarfRegNum<36>;
-def F4  : FPR< 4,  "$f4">, DwarfRegNum<37>;
-def F5  : FPR< 5,  "$f5">, DwarfRegNum<38>;
-def F6  : FPR< 6,  "$f6">, DwarfRegNum<39>;
-def F7  : FPR< 7,  "$f7">, DwarfRegNum<40>;
-def F8  : FPR< 8,  "$f8">, DwarfRegNum<41>;
-def F9  : FPR< 9,  "$f9">, DwarfRegNum<42>;
-def F10 : FPR<10, "$f10">, DwarfRegNum<43>;
-def F11 : FPR<11, "$f11">, DwarfRegNum<44>;
-def F12 : FPR<12, "$f12">, DwarfRegNum<45>;
-def F13 : FPR<13, "$f13">, DwarfRegNum<46>;
-def F14 : FPR<14, "$f14">, DwarfRegNum<47>;
-def F15 : FPR<15, "$f15">, DwarfRegNum<48>;
-def F16 : FPR<16, "$f16">, DwarfRegNum<49>;
-def F17 : FPR<17, "$f17">, DwarfRegNum<50>;
-def F18 : FPR<18, "$f18">, DwarfRegNum<51>;
-def F19 : FPR<19, "$f19">, DwarfRegNum<52>;
-def F20 : FPR<20, "$f20">, DwarfRegNum<53>;
-def F21 : FPR<21, "$f21">, DwarfRegNum<54>;
-def F22 : FPR<22, "$f22">, DwarfRegNum<55>;
-def F23 : FPR<23, "$f23">, DwarfRegNum<56>;
-def F24 : FPR<24, "$f24">, DwarfRegNum<57>;
-def F25 : FPR<25, "$f25">, DwarfRegNum<58>;
-def F26 : FPR<26, "$f26">, DwarfRegNum<59>;
-def F27 : FPR<27, "$f27">, DwarfRegNum<60>;
-def F28 : FPR<28, "$f28">, DwarfRegNum<61>;
-def F29 : FPR<29, "$f29">, DwarfRegNum<62>;
-def F30 : FPR<30, "$f30">, DwarfRegNum<63>;
-def F31 : FPR<31, "$f31">, DwarfRegNum<64>;
+def F0  : FPR< 0,  "$f0">, DwarfRegNum<[33]>;
+def F1  : FPR< 1,  "$f1">, DwarfRegNum<[34]>;
+def F2  : FPR< 2,  "$f2">, DwarfRegNum<[35]>;
+def F3  : FPR< 3,  "$f3">, DwarfRegNum<[36]>;
+def F4  : FPR< 4,  "$f4">, DwarfRegNum<[37]>;
+def F5  : FPR< 5,  "$f5">, DwarfRegNum<[38]>;
+def F6  : FPR< 6,  "$f6">, DwarfRegNum<[39]>;
+def F7  : FPR< 7,  "$f7">, DwarfRegNum<[40]>;
+def F8  : FPR< 8,  "$f8">, DwarfRegNum<[41]>;
+def F9  : FPR< 9,  "$f9">, DwarfRegNum<[42]>;
+def F10 : FPR<10, "$f10">, DwarfRegNum<[43]>;
+def F11 : FPR<11, "$f11">, DwarfRegNum<[44]>;
+def F12 : FPR<12, "$f12">, DwarfRegNum<[45]>;
+def F13 : FPR<13, "$f13">, DwarfRegNum<[46]>;
+def F14 : FPR<14, "$f14">, DwarfRegNum<[47]>;
+def F15 : FPR<15, "$f15">, DwarfRegNum<[48]>;
+def F16 : FPR<16, "$f16">, DwarfRegNum<[49]>;
+def F17 : FPR<17, "$f17">, DwarfRegNum<[50]>;
+def F18 : FPR<18, "$f18">, DwarfRegNum<[51]>;
+def F19 : FPR<19, "$f19">, DwarfRegNum<[52]>;
+def F20 : FPR<20, "$f20">, DwarfRegNum<[53]>;
+def F21 : FPR<21, "$f21">, DwarfRegNum<[54]>;
+def F22 : FPR<22, "$f22">, DwarfRegNum<[55]>;
+def F23 : FPR<23, "$f23">, DwarfRegNum<[56]>;
+def F24 : FPR<24, "$f24">, DwarfRegNum<[57]>;
+def F25 : FPR<25, "$f25">, DwarfRegNum<[58]>;
+def F26 : FPR<26, "$f26">, DwarfRegNum<[59]>;
+def F27 : FPR<27, "$f27">, DwarfRegNum<[60]>;
+def F28 : FPR<28, "$f28">, DwarfRegNum<[61]>;
+def F29 : FPR<29, "$f29">, DwarfRegNum<[62]>;
+def F30 : FPR<30, "$f30">, DwarfRegNum<[63]>;
+def F31 : FPR<31, "$f31">, DwarfRegNum<[64]>;
 
   // //#define FP    $15
   // //#define RA    $26