[NVPTX] Rename registers %fl -> %fd and %rl -> %rd

This matches the internal behavior of NVIDIA tools like libnvvm.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@213168 91177308-0d34-0410-b5e6-96231b3b80d8

lib/Target/NVPTX/InstPrinter/NVPTXInstPrinter.cpp

@@ -57,13 +57,13 @@ void NVPTXInstPrinter::printRegName(raw_ostream &OS, unsigned RegNo) const {
     OS << "%r";
     break;
   case 4:
-    OS << "%rl";
+    OS << "%rd";
     break;
   case 5:
     OS << "%f";
     break;
   case 6:
-    OS << "%fl";
+    OS << "%fd";
     break;
   }
 

lib/Target/NVPTX/NVPTXAsmPrinter.cpp

@@ -2010,9 +2010,9 @@ void NVPTXAsmPrinter::setAndEmitFunctionVirtualRegisters(
   // O << "\t.reg .s16 %rc<" << NVPTXNumRegisters << ">;\n";
   // O << "\t.reg .s16 %rs<" << NVPTXNumRegisters << ">;\n";
   // O << "\t.reg .s32 %r<" << NVPTXNumRegisters << ">;\n";
-  // O << "\t.reg .s64 %rl<" << NVPTXNumRegisters << ">;\n";
+  // O << "\t.reg .s64 %rd<" << NVPTXNumRegisters << ">;\n";
   // O << "\t.reg .f32 %f<" << NVPTXNumRegisters << ">;\n";
-  // O << "\t.reg .f64 %fl<" << NVPTXNumRegisters << ">;\n";
+  // O << "\t.reg .f64 %fd<" << NVPTXNumRegisters << ">;\n";
 
   // Emit declaration of the virtual registers or 'physical' registers for
   // each register class

lib/Target/NVPTX/NVPTXRegisterInfo.cpp

@@ -53,9 +53,9 @@ std::string getNVPTXRegClassStr(TargetRegisterClass const *RC) {
     return "%f";
   }
   if (RC == &NVPTX::Float64RegsRegClass) {
-    return "%fl";
+    return "%fd";
   } else if (RC == &NVPTX::Int64RegsRegClass) {
-    return "%rl";
+    return "%rd";
   } else if (RC == &NVPTX::Int32RegsRegClass) {
     return "%r";
   } else if (RC == &NVPTX::Int16RegsRegClass) {

lib/Target/NVPTX/NVPTXRegisterInfo.td

@@ -35,9 +35,9 @@ foreach i = 0-4 in {
   def P#i  : NVPTXReg<"%p"#i>;  // Predicate
   def RS#i : NVPTXReg<"%rs"#i>; // 16-bit
   def R#i  : NVPTXReg<"%r"#i>;  // 32-bit
-  def RL#i : NVPTXReg<"%rl"#i>; // 64-bit
+  def RL#i : NVPTXReg<"%rd"#i>; // 64-bit
   def F#i  : NVPTXReg<"%f"#i>;  // 32-bit float
-  def FL#i : NVPTXReg<"%fl"#i>; // 64-bit float
+  def FL#i : NVPTXReg<"%fd"#i>; // 64-bit float
 
   // Arguments
   def ia#i : NVPTXReg<"%ia"#i>;

test/CodeGen/NVPTX/arithmetic-fp-sm20.ll

@@ -9,28 +9,28 @@
 ;;; f64
 
 define double @fadd_f64(double %a, double %b) {
-; CHECK: add.f64 %fl{{[0-9]+}}, %fl{{[0-9]+}}, %fl{{[0-9]+}}
+; CHECK: add.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
 ; CHECK: ret
   %ret = fadd double %a, %b
   ret double %ret
 }
 
 define double @fsub_f64(double %a, double %b) {
-; CHECK: sub.f64 %fl{{[0-9]+}}, %fl{{[0-9]+}}, %fl{{[0-9]+}}
+; CHECK: sub.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
 ; CHECK: ret
   %ret = fsub double %a, %b
   ret double %ret
 }
 
 define double @fmul_f64(double %a, double %b) {
-; CHECK: mul.f64 %fl{{[0-9]+}}, %fl{{[0-9]+}}, %fl{{[0-9]+}}
+; CHECK: mul.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
 ; CHECK: ret
   %ret = fmul double %a, %b
   ret double %ret
 }
 
 define double @fdiv_f64(double %a, double %b) {
-; CHECK: div.rn.f64 %fl{{[0-9]+}}, %fl{{[0-9]+}}, %fl{{[0-9]+}}
+; CHECK: div.rn.f64 %fd{{[0-9]+}}, %fd{{[0-9]+}}, %fd{{[0-9]+}}
 ; CHECK: ret
   %ret = fdiv double %a, %b
   ret double %ret

test/CodeGen/NVPTX/arithmetic-int.ll

@@ -9,94 +9,94 @@
 ;;; i64
 
 define i64 @add_i64(i64 %a, i64 %b) {
-; CHECK: add.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: add.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = add i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @sub_i64(i64 %a, i64 %b) {
-; CHECK: sub.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: sub.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = sub i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @mul_i64(i64 %a, i64 %b) {
-; CHECK: mul.lo.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: mul.lo.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = mul i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @sdiv_i64(i64 %a, i64 %b) {
-; CHECK: div.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: div.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = sdiv i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @udiv_i64(i64 %a, i64 %b) {
-; CHECK: div.u64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: div.u64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = udiv i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @srem_i64(i64 %a, i64 %b) {
-; CHECK: rem.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: rem.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = srem i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @urem_i64(i64 %a, i64 %b) {
-; CHECK: rem.u64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: rem.u64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = urem i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @and_i64(i64 %a, i64 %b) {
-; CHECK: and.b64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: and.b64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = and i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @or_i64(i64 %a, i64 %b) {
-; CHECK: or.b64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: or.b64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = or i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @xor_i64(i64 %a, i64 %b) {
-; CHECK: xor.b64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %rl{{[0-9]+}}
+; CHECK: xor.b64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %rd{{[0-9]+}}
 ; CHECK: ret
   %ret = xor i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @shl_i64(i64 %a, i64 %b) {
 ; PTX requires 32-bit shift amount
-; CHECK: shl.b64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %r{{[0-9]+}}
+; CHECK: shl.b64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %r{{[0-9]+}}
 ; CHECK: ret
   %ret = shl i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @ashr_i64(i64 %a, i64 %b) {
 ; PTX requires 32-bit shift amount
-; CHECK: shr.s64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %r{{[0-9]+}}
+; CHECK: shr.s64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %r{{[0-9]+}}
 ; CHECK: ret
   %ret = ashr i64 %a, %b
   ret i64 %ret
 }
 
 define i64 @lshr_i64(i64 %a, i64 %b) {
 ; PTX requires 32-bit shift amount
-; CHECK: shr.u64 %rl{{[0-9]+}}, %rl{{[0-9]+}}, %r{{[0-9]+}}
+; CHECK: shr.u64 %rd{{[0-9]+}}, %rd{{[0-9]+}}, %r{{[0-9]+}}
 ; CHECK: ret
   %ret = lshr i64 %a, %b
   ret i64 %ret

test/CodeGen/NVPTX/call-with-alloca-buffer.ll

@@ -20,11 +20,11 @@ entry:
   %buf = alloca [16 x i8], align 4
 
 ; CHECK: .local .align 4 .b8 	__local_depot0[16]
-; CHECK: mov.u64 %rl[[BUF_REG:[0-9]+]]
-; CHECK: cvta.local.u64 %SP, %rl[[BUF_REG]]
+; CHECK: mov.u64 %rd[[BUF_REG:[0-9]+]]
+; CHECK: cvta.local.u64 %SP, %rd[[BUF_REG]]
 
-; CHECK: ld.param.u64 %rl[[A_REG:[0-9]+]], [kernel_func_param_0]
-; CHECK: ld.f32 %f[[A0_REG:[0-9]+]], [%rl[[A_REG]]]
+; CHECK: ld.param.u64 %rd[[A_REG:[0-9]+]], [kernel_func_param_0]
+; CHECK: ld.f32 %f[[A0_REG:[0-9]+]], [%rd[[A_REG]]]
 ; CHECK: st.f32 [%SP+0], %f[[A0_REG]]
 
   %0 = load float* %a, align 4
@@ -46,11 +46,11 @@ entry:
   %7 = bitcast i8* %arrayidx7 to float*
   store float %6, float* %7, align 4
 
-; CHECK: add.u64 %rl[[SP_REG:[0-9]+]], %SP, 0
+; CHECK: add.u64 %rd[[SP_REG:[0-9]+]], %SP, 0
 ; CHECK:        .param .b64 param0;
-; CHECK-NEXT:   st.param.b64  [param0+0], %rl[[A_REG]]
+; CHECK-NEXT:   st.param.b64  [param0+0], %rd[[A_REG]]
 ; CHECK-NEXT:   .param .b64 param1;
-; CHECK-NEXT:   st.param.b64  [param1+0], %rl[[SP_REG]]
+; CHECK-NEXT:   st.param.b64  [param1+0], %rd[[SP_REG]]
 ; CHECK-NEXT:   call.uni
 ; CHECK-NEXT:   callee,
 

test/CodeGen/NVPTX/compare-int.ll

@@ -9,89 +9,89 @@
 ;;; i64
 
 define i64 @icmp_eq_i64(i64 %a, i64 %b) {
-; CHECK: setp.eq.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.eq.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp eq i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_ne_i64(i64 %a, i64 %b) {
-; CHECK: setp.ne.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.ne.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp ne i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_ugt_i64(i64 %a, i64 %b) {
-; CHECK: setp.gt.u64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.gt.u64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp ugt i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_uge_i64(i64 %a, i64 %b) {
-; CHECK: setp.ge.u64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.ge.u64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp uge i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_ult_i64(i64 %a, i64 %b) {
-; CHECK: setp.lt.u64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.lt.u64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp ult i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_ule_i64(i64 %a, i64 %b) {
-; CHECK: setp.le.u64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.le.u64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp ule i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_sgt_i64(i64 %a, i64 %b) {
-; CHECK: setp.gt.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.gt.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp sgt i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_sge_i64(i64 %a, i64 %b) {
-; CHECK: setp.ge.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.ge.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp sge i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_slt_i64(i64 %a, i64 %b) {
-; CHECK: setp.lt.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.lt.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp slt i64 %a, %b
   %ret = zext i1 %cmp to i64
   ret i64 %ret
 }
 
 define i64 @icmp_sle_i64(i64 %a, i64 %b) {
-; CHECK: setp.le.s64 %p[[P0:[0-9]+]], %rl{{[0-9]+}}, %rl{{[0-9]+}}
-; CHECK: selp.u64 %rl{{[0-9]+}}, 1, 0, %p[[P0]]
+; CHECK: setp.le.s64 %p[[P0:[0-9]+]], %rd{{[0-9]+}}, %rd{{[0-9]+}}
+; CHECK: selp.u64 %rd{{[0-9]+}}, 1, 0, %p[[P0]]
 ; CHECK: ret
   %cmp = icmp sle i64 %a, %b
   %ret = zext i1 %cmp to i64