[Sparc]: Implement LEA pattern for sparcv9.

llvm-svn: 195575

2 files changed, 11 insertions, 4 deletions

diff --git a/llvm/lib/Target/Sparc/SparcInstr64Bit.td b/llvm/lib/Target/Sparc/SparcInstr64Bit.td
index 51397d8fb31..8656de5c8ba 100644
--- a/llvm/lib/Target/Sparc/SparcInstr64Bit.td
+++ b/llvm/lib/Target/Sparc/SparcInstr64Bit.td
@@ -171,6 +171,12 @@ def : Pat<(SPcmpicc i64:$a, (i64 simm13:$b)), (CMPri $a, (as_i32imm $b))>;
 
 def : Pat<(ctpop i64:$src), (POPCrr $src)>;
 
+// "LEA" form of add
+def LEAX_ADDri : F3_2<2, 0b000000,
+                     (outs I64Regs:$dst), (ins MEMri:$addr),
+                     "add ${addr:arith}, $dst",
+                     [(set iPTR:$dst, ADDRri:$addr)]>;
+
 } // Predicates = [Is64Bit]
 
 
diff --git a/llvm/lib/Target/Sparc/SparcInstrInfo.td b/llvm/lib/Target/Sparc/SparcInstrInfo.td
index 8dadc89fb90..ef7a1145707 100644
--- a/llvm/lib/Target/Sparc/SparcInstrInfo.td
+++ b/llvm/lib/Target/Sparc/SparcInstrInfo.td
@@ -502,10 +502,11 @@ defm SRA : F3_12<"sra", 0b100111, sra>;
 defm ADD   : F3_12<"add", 0b000000, add>;
 
 // "LEA" forms of add (patterns to make tblgen happy)
-def LEA_ADDri   : F3_2<2, 0b000000,
-                   (outs IntRegs:$dst), (ins MEMri:$addr),
-                   "add ${addr:arith}, $dst",
-                   [(set iPTR:$dst, ADDRri:$addr)]>;
+let Predicates = [Is32Bit] in
+  def LEA_ADDri   : F3_2<2, 0b000000,
+                     (outs IntRegs:$dst), (ins MEMri:$addr),
+                     "add ${addr:arith}, $dst",
+                     [(set iPTR:$dst, ADDRri:$addr)]>;
 
 let Defs = [ICC] in
   defm ADDCC  : F3_12<"addcc", 0b010000, addc>;