R600/SI: Implement correct f64 fdiv

[oota-llvm.git] / lib / Target / R600 / AMDGPUInstructions.td

diff --git a/lib/Target/R600/AMDGPUInstructions.td b/lib/Target/R600/AMDGPUInstructions.td
index 12b494eef9c7300c0518d4054726d565808e85e3..1fa51a9258ac98007ee64583e0b7cab0f81b389c 100644 (file)
--- a/lib/Target/R600/AMDGPUInstructions.td
+++ b/lib/Target/R600/AMDGPUInstructions.td
@@ -668,17 +668,10 @@ class RcpPat<Instruction RcpInst, ValueType vt> : Pat <
   (RcpInst $src)
 >;
 
-multiclass RsqPat<Instruction RsqInst, ValueType vt> {
-  def : Pat <
-    (fdiv FP_ONE, (fsqrt vt:$src)),
-    (RsqInst $src)
-  >;
-
-  def : Pat <
-    (AMDGPUrcp (fsqrt vt:$src)),
-    (RsqInst $src)
-  >;
-}
+class RsqPat<Instruction RsqInst, ValueType vt> : Pat <
+  (AMDGPUrcp (fsqrt vt:$src)),
+  (RsqInst $src)
+>;
 
 include "R600Instructions.td"
 include "R700Instructions.td"