Add TLS tests.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36360 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/test/CodeGen/X86/tls1.ll b/test/CodeGen/X86/tls1.ll
new file mode 100644 (file)
index 0000000..ae90c94
--- /dev/null
+++ b/test/CodeGen/X86/tls1.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu | \
+; RUN:     grep {movl %gs:i@NTPOFF, %eax}
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu | \
+; RUN:     grep {leal i@NTPOFF(%eax), %eax}
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu -relocation-model=pic | \
+; RUN:     grep {leal i@TLSGD(,%ebx,1), %eax}
+
+@i = thread_local global i32 15                ; <i32*> [#uses=2]
+
+define i32 @f() {
+entry:
+       %tmp1 = load i32* @i            ; <i32> [#uses=1]
+       ret i32 %tmp1
+}
+
+define i32* @g() {
+entry:
+       ret i32* @i
+}

diff --git a/test/CodeGen/X86/tls2.ll b/test/CodeGen/X86/tls2.ll
new file mode 100644 (file)
index 0000000..50e2ba6
--- /dev/null
+++ b/test/CodeGen/X86/tls2.ll
@@ -0,0 +1,19 @@
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu | \
+; RUN:     grep {movl %gs:(%eax), %eax}
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu | \
+; RUN:     grep {addl i@INDNTPOFF, %eax}
+; RUN: llvm-as < %s | llc -march=x86 -mtriple=i386-linux-gnu -relocation-model=pic | \
+; RUN:     grep {leal i@TLSGD(,%ebx,1), %eax}
+
+@i = external thread_local global i32          ; <i32*> [#uses=2]
+
+define i32 @f() {
+entry:
+       %tmp1 = load i32* @i            ; <i32> [#uses=1]
+       ret i32 %tmp1
+}
+
+define i32* @g() {
+entry:
+       ret i32* @i
+}