7 files changed, 26 insertions, 7 deletions
diff --git a/test/CodeGen/Thumb2/thumb2-cmn.ll b/test/CodeGen/Thumb2/thumb2-cmn.ll
index eeaaa7f..df221b9 100644
--- a/test/CodeGen/Thumb2/thumb2-cmn.ll
+++ b/test/CodeGen/Thumb2/thumb2-cmn.ll
@@ -1,4 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
+
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 define i1 @f1(i32 %a, i32 %b) {
     %nb = sub i32 0, %b
diff --git a/test/CodeGen/Thumb2/thumb2-cmp.ll b/test/CodeGen/Thumb2/thumb2-cmp.ll
index 63249f4..da12114 100644
--- a/test/CodeGen/Thumb2/thumb2-cmp.ll
+++ b/test/CodeGen/Thumb2/thumb2-cmp.ll
@@ -1,4 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
+
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 ; 0x000000bb = 187
 define i1 @f1(i32 %a) {
diff --git a/test/CodeGen/Thumb2/thumb2-cmp2.ll b/test/CodeGen/Thumb2/thumb2-cmp2.ll
index 55c321d..15052e0 100644
--- a/test/CodeGen/Thumb2/thumb2-cmp2.ll
+++ b/test/CodeGen/Thumb2/thumb2-cmp2.ll
@@ -1,4 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
+
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 define i1 @f1(i32 %a, i32 %b) {
 ; CHECK: f1:
diff --git a/test/CodeGen/Thumb2/thumb2-teq.ll b/test/CodeGen/Thumb2/thumb2-teq.ll
index 69f0383..566408a 100644
--- a/test/CodeGen/Thumb2/thumb2-teq.ll
+++ b/test/CodeGen/Thumb2/thumb2-teq.ll
@@ -1,5 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
 
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; test as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 ; 0x000000bb = 187
 define i1 @f1(i32 %a) {
diff --git a/test/CodeGen/Thumb2/thumb2-teq2.ll b/test/CodeGen/Thumb2/thumb2-teq2.ll
index 0f122f2..cdd3489 100644
--- a/test/CodeGen/Thumb2/thumb2-teq2.ll
+++ b/test/CodeGen/Thumb2/thumb2-teq2.ll
@@ -1,4 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
+
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; tst as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 define i1 @f1(i32 %a, i32 %b) {
 ; CHECK: f1
diff --git a/test/CodeGen/Thumb2/thumb2-tst.ll b/test/CodeGen/Thumb2/thumb2-tst.ll
index d905217..47f553f 100644
--- a/test/CodeGen/Thumb2/thumb2-tst.ll
+++ b/test/CodeGen/Thumb2/thumb2-tst.ll
@@ -1,5 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
 
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; tst as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 ; 0x000000bb = 187
 define i1 @f1(i32 %a) {
diff --git a/test/CodeGen/Thumb2/thumb2-tst2.ll b/test/CodeGen/Thumb2/thumb2-tst2.ll
index db202dd..405b3bb 100644
--- a/test/CodeGen/Thumb2/thumb2-tst2.ll
+++ b/test/CodeGen/Thumb2/thumb2-tst2.ll
@@ -1,4 +1,7 @@
-; RUN: llc < %s -march=thumb -mattr=+thumb2 | FileCheck %s
+; RUN: llc < %s -march=thumb -mattr=+thumb2 -join-physregs | FileCheck %s
+
+; These tests implicitly depend on 'movs r0, #0' being rematerialized below the
+; tst as 'mov.w r0, #0'. So far, that requires physreg joining.
 
 define i1 @f1(i32 %a, i32 %b) {
 ; CHECK: f1: