From 7de1d327f134286d8049adc7b06f92447b4bbecd Mon Sep 17 00:00:00 2001
From: Jakob Stoklund Olesen <stoklund@2pi.dk>
Date: Fri, 7 Jun 2013 22:55:05 +0000
Subject: [PATCH] Add missing zextloadi1 to i64 patterns. PR16721.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@183587 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Sparc/SparcInstr64Bit.td | 3 +++
 test/CodeGen/SPARC/64bit.ll         | 8 ++++++++
 2 files changed, 11 insertions(+)

diff --git a/lib/Target/Sparc/SparcInstr64Bit.td b/lib/Target/Sparc/SparcInstr64Bit.td
index a37b1583dc8..9821ff402e3 100644
--- a/lib/Target/Sparc/SparcInstr64Bit.td
+++ b/lib/Target/Sparc/SparcInstr64Bit.td
@@ -239,6 +239,9 @@ def LDXri  : F3_2<3, 0b001011,
                   [(set i64:$dst, (load ADDRri:$addr))]>;
 
 // Extending loads to i64.
+def : Pat<(i64 (zextloadi1 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
+def : Pat<(i64 (zextloadi1 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
+
 def : Pat<(i64 (zextloadi8 ADDRrr:$addr)), (LDUBrr ADDRrr:$addr)>;
 def : Pat<(i64 (zextloadi8 ADDRri:$addr)), (LDUBri ADDRri:$addr)>;
 def : Pat<(i64 (extloadi8 ADDRrr:$addr)),  (LDUBrr ADDRrr:$addr)>;
diff --git a/test/CodeGen/SPARC/64bit.ll b/test/CodeGen/SPARC/64bit.ll
index c8569419a21..a5ea4d90671 100644
--- a/test/CodeGen/SPARC/64bit.ll
+++ b/test/CodeGen/SPARC/64bit.ll
@@ -161,6 +161,14 @@ define i64 @loads(i64* %p, i32* %q, i32* %r, i16* %s) {
   ret i64 %x3
 }
 
+; CHECK: load_bool
+; CHECK: ldub [%i0], %i0
+define i64 @load_bool(i1* %p) {
+  %a = load i1* %p
+  %b = zext i1 %a to i64
+  ret i64 %b
+}
+
 ; CHECK: stores
 ; CHECK: ldx [%i0+8], [[R:%[goli][0-7]]]
 ; CHECK: stx [[R]], [%i0+16]