From: Bill Wendling <isanbard@gmail.com>
Date: Tue, 30 Nov 2010 00:34:08 +0000 (+0000)
Subject: Add correct encoding for "bl __aeabi_read_tp". However, the asm matcher isn't
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=647fea57fd56b7c0e24f98e01f2a70fd265cc461;p=oota-llvm.git

Add correct encoding for "bl __aeabi_read_tp". However, the asm matcher isn't
able to match this yet.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@120369 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/Target/ARM/ARMInstrThumb.td b/lib/Target/ARM/ARMInstrThumb.td
index 0fac0daa0ef..3fd4d8000fe 100644
--- a/lib/Target/ARM/ARMInstrThumb.td
+++ b/lib/Target/ARM/ARMInstrThumb.td
@@ -1265,11 +1265,13 @@ def tLEApcrelJT : T1I<(outs tGPR:$Rd),
 //
 
 // __aeabi_read_tp preserves the registers r1-r3.
-let isCall = 1,
-  Defs = [R0, LR], Uses = [SP] in {
+let isCall = 1, Defs = [R0, LR], Uses = [SP] in {
   def tTPsoft : TIx2<0b11110, 0b11, 1, (outs), (ins), IIC_Br,
                      "bl\t__aeabi_read_tp",
-                     [(set R0, ARMthread_pointer)]>;
+                     [(set R0, ARMthread_pointer)]> {
+    // Encoding is 0xf7fffffe.
+    let Inst = 0xf7fffffe;
+  }
 }
 
 // SJLJ Exception handling intrinsics