[llvm] r202661 - [Sparc] Add fcmpe* instructions to Sparc backend.

Venkatraman Govindaraju venkatra at cs.wisc.edu
Sun Mar 2 11:56:19 PST 2014


Author: venkatra
Date: Sun Mar  2 13:56:19 2014
New Revision: 202661

URL: http://llvm.org/viewvc/llvm-project?rev=202661&view=rev
Log:
[Sparc] Add fcmpe* instructions to Sparc backend.

Modified:
    llvm/trunk/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp
    llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td
    llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td
    llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s
    llvm/trunk/test/MC/Sparc/sparcv8-instructions.s

Modified: llvm/trunk/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp?rev=202661&r1=202660&r2=202661&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp (original)
+++ llvm/trunk/lib/Target/Sparc/InstPrinter/SparcInstPrinter.cpp Sun Mar  2 13:56:19 2014
@@ -69,9 +69,8 @@ bool SparcInstPrinter::printSparcAliasIn
       return true;
     }
   }
-  case SP::V9FCMPS:
-  case SP::V9FCMPD:
-  case SP::V9FCMPQ: {
+  case SP::V9FCMPS:  case SP::V9FCMPD:  case SP::V9FCMPQ:
+  case SP::V9FCMPES: case SP::V9FCMPED: case SP::V9FCMPEQ: {
     if (isV9()
         || (MI->getNumOperands() != 3)
         || (!MI->getOperand(0).isReg())
@@ -80,9 +79,12 @@ bool SparcInstPrinter::printSparcAliasIn
     // if V8, skip printing %fcc0.
     switch(MI->getOpcode()) {
     default:
-    case SP::V9FCMPS: O << "\tfcmps "; break;
-    case SP::V9FCMPD: O << "\tfcmpd "; break;
-    case SP::V9FCMPQ: O << "\tfcmpq "; break;
+    case SP::V9FCMPS:  O << "\tfcmps "; break;
+    case SP::V9FCMPD:  O << "\tfcmpd "; break;
+    case SP::V9FCMPQ:  O << "\tfcmpq "; break;
+    case SP::V9FCMPES: O << "\tfcmpes "; break;
+    case SP::V9FCMPED: O << "\tfcmped "; break;
+    case SP::V9FCMPEQ: O << "\tfcmpeq "; break;
     }
     printOperand(MI, 1, O);
     O << ", ";

Modified: llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td?rev=202661&r1=202660&r2=202661&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td (original)
+++ llvm/trunk/lib/Target/Sparc/SparcInstrAliases.td Sun Mar  2 13:56:19 2014
@@ -260,3 +260,10 @@ def : InstAlias<"fcmps $rs1, $rs2", (V9F
 def : InstAlias<"fcmpd $rs1, $rs2", (V9FCMPD FCC0, DFPRegs:$rs1, DFPRegs:$rs2)>;
 def : InstAlias<"fcmpq $rs1, $rs2", (V9FCMPQ FCC0, QFPRegs:$rs1, QFPRegs:$rs2)>,
                 Requires<[HasHardQuad]>;
+
+def : InstAlias<"fcmpes $rs1, $rs2", (V9FCMPES FCC0, FPRegs:$rs1, FPRegs:$rs2)>;
+def : InstAlias<"fcmped $rs1, $rs2", (V9FCMPED FCC0, DFPRegs:$rs1,
+                                                     DFPRegs:$rs2)>;
+def : InstAlias<"fcmpeq $rs1, $rs2", (V9FCMPEQ FCC0, QFPRegs:$rs1,
+                                                     QFPRegs:$rs2)>,
+                Requires<[HasHardQuad]>;

Modified: llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td?rev=202661&r1=202660&r2=202661&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td (original)
+++ llvm/trunk/lib/Target/Sparc/SparcInstrInfo.td Sun Mar  2 13:56:19 2014
@@ -1040,6 +1040,19 @@ def V9FCMPQ  : F3_3c<2, 0b110101, 0b0010
                 "fcmpq $rd, $rs1, $rs2", []>,
                  Requires<[HasHardQuad]>;
 
+let hasSideEffects = 1 in {
+  def V9FCMPES  : F3_3c<2, 0b110101, 0b001010101,
+                   (outs FCCRegs:$rd), (ins FPRegs:$rs1, FPRegs:$rs2),
+                   "fcmpes $rd, $rs1, $rs2", []>;
+  def V9FCMPED  : F3_3c<2, 0b110101, 0b001010110,
+                   (outs FCCRegs:$rd), (ins DFPRegs:$rs1, DFPRegs:$rs2),
+                   "fcmped $rd, $rs1, $rs2", []>;
+  def V9FCMPEQ  : F3_3c<2, 0b110101, 0b001010111,
+                   (outs FCCRegs:$rd), (ins QFPRegs:$rs1, QFPRegs:$rs2),
+                   "fcmpeq $rd, $rs1, $rs2", []>,
+                   Requires<[HasHardQuad]>;
+}
+
 // Floating point conditional move instrucitons with %fcc0-%fcc3.
 let Predicates = [HasV9] in {
   let Constraints = "$f = $rd", intcc = 0 in {

Modified: llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s?rev=202661&r1=202660&r2=202661&view=diff
==============================================================================
--- llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s (original)
+++ llvm/trunk/test/MC/Sparc/sparc-fp-instructions.s Sun Mar  2 13:56:19 2014
@@ -103,6 +103,13 @@
         fcmpd %f0, %f4
         fcmpq %f0, %f4
 
+        ! CHECK: fcmpes %fcc0, %f0, %f4                  ! encoding: [0x81,0xa8,0x0a,0xa4]
+        ! CHECK: fcmped %fcc0, %f0, %f4                  ! encoding: [0x81,0xa8,0x0a,0xc4]
+        ! CHECK: fcmpeq %fcc0, %f0, %f4                  ! encoding: [0x81,0xa8,0x0a,0xe4]
+        fcmpes %f0, %f4
+        fcmped %f0, %f4
+        fcmpeq %f0, %f4
+
         ! CHECK: fcmps %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0x24]
         ! CHECK: fcmpd %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0x44]
         ! CHECK: fcmpq %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0x64]
@@ -110,6 +117,13 @@
         fcmpd %fcc2, %f0, %f4
         fcmpq %fcc2, %f0, %f4
 
+        ! CHECK: fcmpes %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0xa4]
+        ! CHECK: fcmped %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0xc4]
+        ! CHECK: fcmpeq %fcc2, %f0, %f4                  ! encoding: [0x85,0xa8,0x0a,0xe4]
+        fcmpes %fcc2, %f0, %f4
+        fcmped %fcc2, %f0, %f4
+        fcmpeq %fcc2, %f0, %f4
+
         ! CHECK: fxtos %f0, %f4                  ! encoding: [0x89,0xa0,0x10,0x80]
         ! CHECK: fxtod %f0, %f4                  ! encoding: [0x89,0xa0,0x11,0x00]
         ! CHECK: fxtoq %f0, %f4                  ! encoding: [0x89,0xa0,0x11,0x80]

Modified: llvm/trunk/test/MC/Sparc/sparcv8-instructions.s
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/MC/Sparc/sparcv8-instructions.s?rev=202661&r1=202660&r2=202661&view=diff
==============================================================================
--- llvm/trunk/test/MC/Sparc/sparcv8-instructions.s (original)
+++ llvm/trunk/test/MC/Sparc/sparcv8-instructions.s Sun Mar  2 13:56:19 2014
@@ -6,3 +6,10 @@
         fcmps %f0, %f4
         fcmpd %f0, %f4
         fcmpq %f0, %f4
+
+        ! CHECK: fcmpes %f0, %f4          ! encoding: [0x81,0xa8,0x0a,0xa4]
+        ! CHECK: fcmped %f0, %f4          ! encoding: [0x81,0xa8,0x0a,0xc4]
+        ! CHECK: fcmpeq %f0, %f4          ! encoding: [0x81,0xa8,0x0a,0xe4]
+        fcmpes %f0, %f4
+        fcmped %f0, %f4
+        fcmpeq %f0, %f4





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