From: Reed Kotler <rkotler@mips.com>
Date: Sat, 27 Oct 2012 00:57:14 +0000 (+0000)
Subject: Implement MipsHi for mips16
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=7797e8f9019d304e394a6ad3bf72a200473d0747;p=oota-llvm.git

Implement MipsHi for mips16



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166852 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/Mips/Mips16InstrInfo.td b/lib/Target/Mips/Mips16InstrInfo.td
index 89a33382503..c7d6feb597e 100644
--- a/lib/Target/Mips/Mips16InstrInfo.td
+++ b/lib/Target/Mips/Mips16InstrInfo.td
@@ -1437,6 +1437,14 @@ def: SetCC_R16<setult, SltuCCRxRy16>;
 
 def: SetCC_I16<setult, immSExt16, SltiuCCRxImmX16>;
 
+def: Mips16Pat<(add CPU16Regs:$hi, (MipsLo tglobaladdr:$lo)),
+               (AddiuRxRxImmX16 CPU16Regs:$hi, tglobaladdr:$lo)>;
+
+// hi/lo relocs
+
+def : Mips16Pat<(MipsHi tglobaltlsaddr:$in), 
+                (SllX16 (LiRxImmX16 tglobaltlsaddr:$in), 16)>;
+
 // wrapper_pic
 class Wrapper16Pat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
   Mips16Pat<(MipsWrapper RC:$gp, node:$in),
@@ -1445,5 +1453,3 @@ class Wrapper16Pat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
 
 def : Wrapper16Pat<tglobaltlsaddr, AddiuRxRxImmX16, CPU16Regs>;
 
-def: Mips16Pat<(add CPU16Regs:$hi, (MipsLo tglobaladdr:$lo)),
-               (AddiuRxRxImmX16 CPU16Regs:$hi, tglobaladdr:$lo)>;
diff --git a/test/CodeGen/Mips/tls16_2.ll b/test/CodeGen/Mips/tls16_2.ll
new file mode 100644
index 00000000000..b33e3c3766b
--- /dev/null
+++ b/test/CodeGen/Mips/tls16_2.ll
@@ -0,0 +1,15 @@
+; RUN: llc  -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=PIC16
+
+@f.i = internal thread_local unnamed_addr global i32 1, align 4
+
+define i8* @f(i8* nocapture %a) nounwind {
+entry:
+  %0 = load i32* @f.i, align 4
+  %inc = add nsw i32 %0, 1
+  store i32 %inc, i32* @f.i, align 4
+  %1 = inttoptr i32 %inc to i8*
+; PIC16: addiu	${{[0-9]+}}, %tlsldm(f.i)
+  ret i8* %1
+}
+
+