diff --git a/lib/Target/Sparc/SparcInstrInfo.td b/lib/Target/Sparc/SparcInstrInfo.td
index ba878892c5e..dbc3a4573d3 100644
--- a/lib/Target/Sparc/SparcInstrInfo.td
+++ b/lib/Target/Sparc/SparcInstrInfo.td
@@ -730,6 +730,9 @@ def : Pat<(i32 (extload ADDRri:$src, i8)), (LDUBri ADDRri:$src)>;
 def : Pat<(i32 (extload ADDRrr:$src, i16)), (LDUHrr ADDRrr:$src)>;
 def : Pat<(i32 (extload ADDRri:$src, i16)), (LDUHri ADDRri:$src)>;
 
+// zextload bool -> zextload byte
+def : Pat<(i32 (zextload ADDRrr:$src, i1)), (LDUBrr ADDRrr:$src)>;
+
 // truncstore bool -> truncstore byte.
 def : Pat<(truncstore IntRegs:$src, ADDRrr:$addr, i1), 
           (STBrr IntRegs:$src, ADDRrr:$addr)>;
diff --git a/lib/Target/SparcV8/SparcV8InstrInfo.td b/lib/Target/SparcV8/SparcV8InstrInfo.td
index ba878892c5e..dbc3a4573d3 100644
--- a/lib/Target/SparcV8/SparcV8InstrInfo.td
+++ b/lib/Target/SparcV8/SparcV8InstrInfo.td
@@ -730,6 +730,9 @@ def : Pat<(i32 (extload ADDRri:$src, i8)), (LDUBri ADDRri:$src)>;
 def : Pat<(i32 (extload ADDRrr:$src, i16)), (LDUHrr ADDRrr:$src)>;
 def : Pat<(i32 (extload ADDRri:$src, i16)), (LDUHri ADDRri:$src)>;
 
+// zextload bool -> zextload byte
+def : Pat<(i32 (zextload ADDRrr:$src, i1)), (LDUBrr ADDRrr:$src)>;
+
 // truncstore bool -> truncstore byte.
 def : Pat<(truncstore IntRegs:$src, ADDRrr:$addr, i1), 
           (STBrr IntRegs:$src, ADDRrr:$addr)>;