[llvm-commits] [llvm-gcc-4.2] r103275 - /llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp

[Bob Wilson]

Author: bwilson
Date: Fri May  7 13:14:27 2010
New Revision: 103275

URL: http://llvm.org/viewvc/llvm-project?rev=103275&view=rev
Log:
Use fadd, fsub, etc. for floating-point operations.

Modified:
    llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp

Modified: llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp?rev=103275&r1=103274&r2=103275&view=diff
==============================================================================
--- llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp (original)
+++ llvm-gcc-4.2/trunk/gcc/config/arm/llvm-arm.cpp Fri May  7 13:14:27 2010
@@ -781,7 +781,10 @@
   case NEON_BUILTIN_vadd:
     if (datatype == neon_datatype_polynomial)
       return BadImmediateError(exp, Result);
-    Result = Builder.CreateAdd(Ops[0], Ops[1]);
+    if (datatype == neon_datatype_float)
+      Result = Builder.CreateFAdd(Ops[0], Ops[1]);
+    else
+      Result = Builder.CreateAdd(Ops[0], Ops[1]);
     break;
 
   case NEON_BUILTIN_vaddl:
@@ -868,7 +871,9 @@
       intID = Intrinsic::arm_neon_vmulp;
       intFn = Intrinsic::getDeclaration(TheModule, intID, &ResultType, 1);
       Result = Builder.CreateCall2(intFn, Ops[0], Ops[1]);
-    } else
+    } else if (datatype == neon_datatype_float)
+      Result = Builder.CreateFMul(Ops[0], Ops[1]);
+    else
       Result = Builder.CreateMul(Ops[0], Ops[1]);
     break;
 
@@ -886,7 +891,10 @@
     }
     if (datatype == neon_datatype_polynomial)
       return BadImmediateError(exp, Result);
-    Result = Builder.CreateAdd(Ops[0], Builder.CreateMul(Ops[1], Ops[2]));
+    if (datatype == neon_datatype_float)
+      Result = Builder.CreateFAdd(Ops[0], Builder.CreateFMul(Ops[1], Ops[2]));
+    else
+      Result = Builder.CreateAdd(Ops[0], Builder.CreateMul(Ops[1], Ops[2]));
     break;
 
   case NEON_BUILTIN_vmls_lane:
@@ -903,7 +911,10 @@
     }
     if (datatype == neon_datatype_polynomial)
       return BadImmediateError(exp, Result);
-    Result = Builder.CreateSub(Ops[0], Builder.CreateMul(Ops[1], Ops[2]));
+    if (datatype == neon_datatype_float)
+      Result = Builder.CreateFSub(Ops[0], Builder.CreateFMul(Ops[1], Ops[2]));
+    else
+      Result = Builder.CreateSub(Ops[0], Builder.CreateMul(Ops[1], Ops[2]));
     break;
 
   case NEON_BUILTIN_vmlal_lane:
@@ -1233,7 +1244,10 @@
   case NEON_BUILTIN_vsub:
     if (datatype == neon_datatype_polynomial)
       return BadImmediateError(exp, Result);
-    Result = Builder.CreateSub(Ops[0], Ops[1]);
+    if (datatype == neon_datatype_float)
+      Result = Builder.CreateFSub(Ops[0], Ops[1]);
+    else
+      Result = Builder.CreateSub(Ops[0], Ops[1]);
     break;
 
   case NEON_BUILTIN_vsubl:
@@ -1573,7 +1587,10 @@
     if (datatype != neon_datatype_signed &&
         datatype != neon_datatype_float)
       return BadImmediateError(exp, Result);
-    Result = Builder.CreateNeg(Ops[0]);
+    if (datatype == neon_datatype_float)
+      Result = Builder.CreateFNeg(Ops[0]);
+    else
+      Result = Builder.CreateNeg(Ops[0]);
     break;
 
   case NEON_BUILTIN_vqneg: