[Sparc] Add support for TLS in sparc.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191164 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/test/CodeGen/SPARC/tls.ll b/test/CodeGen/SPARC/tls.ll
new file mode 100644
index 0000000..660ddff
--- /dev/null
+++ b/test/CodeGen/SPARC/tls.ll
@@ -0,0 +1,73 @@
+; RUN: llc <%s -march=sparc -relocation-model=static | FileCheck %s --check-prefix=v8abs
+; RUN: llc <%s -march=sparcv9 -relocation-model=static | FileCheck %s --check-prefix=v9abs
+; RUN: llc <%s -march=sparc -relocation-model=pic | FileCheck %s --check-prefix=pic
+; RUN: llc <%s -march=sparcv9 -relocation-model=pic | FileCheck %s --check-prefix=pic
+
+
+@local_symbol = internal thread_local global i32 0
+@extern_symbol = external thread_local global i32
+
+; v8abs-LABEL: test_tls_local
+; v8abs: sethi %tle_hix22(local_symbol), [[R0:%[goli][0-7]]]
+; v8abs: xor [[R0]], %tle_lox10(local_symbol), [[R1:%[goli][0-7]]]
+; v8abs: ld [%g7+[[R1]]]
+
+; v9abs-LABEL: test_tls_local
+; v9abs: sethi %tle_hix22(local_symbol), [[R0:%[goli][0-7]]]
+; v9abs: xor [[R0]], %tle_lox10(local_symbol), [[R1:%[goli][0-7]]]
+; v9abs: ld [%g7+[[R1]]]
+
+; pic-LABEL: test_tls_local
+; pic: or {{%[goli][0-7]}}, %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[PC:%[goli][0-7]]]
+; pic: add [[PC]], %o7, [[GOTBASE:%[goli][0-7]]]
+; pic-DAG: sethi %tldm_hi22(local_symbol), [[R0:%[goli][0-7]]]
+; pic-DAG: add [[R0]], %tldm_lo10(local_symbol), [[R1:%[goli][0-7]]]
+; pic-DAG: add [[GOTBASE]], [[R1]], %o0, %tldm_add(local_symbol)
+; pic-DAG: call __tls_get_addr, %tldm_call(local_symbol)
+; pic-DAG: sethi %tldo_hix22(local_symbol), [[R2:%[goli][0-7]]]
+; pic-DAG: xor [[R2]], %tldo_lox10(local_symbol), [[R3:%[goli][0-7]]]
+; pic: add %o0, [[R3]], {{.+}}, %tldo_add(local_symbol)
+
+define i32 @test_tls_local() {
+entry:
+ %0 = load i32* @local_symbol, align 4
+ %1 = add i32 %0, 1
+ store i32 %1, i32* @local_symbol, align 4
+ ret i32 %1
+}
+
+
+; v8abs-LABEL: test_tls_extern
+; v8abs: or {{%[goli][0-7]}}, %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[PC:%[goli][0-7]]]
+; v8abs: add [[PC]], %o7, %[[GOTBASE:[goli][0-7]]]
+; v8abs: sethi %tie_hi22(extern_symbol), [[R1:%[goli][0-7]]]
+; v8abs: add [[R1]], %tie_lo10(extern_symbol), %[[R2:[goli][0-7]]]
+; v8abs: ld [%[[GOTBASE]]+%[[R2]]], [[R3:%[goli][0-7]]], %tie_ld(extern_symbol)
+; v8abs: add %g7, [[R3]], %[[R4:[goli][0-7]]], %tie_add(extern_symbol)
+; v8abs: ld [%[[R4]]]
+
+; v9abs-LABEL: test_tls_extern
+; v9abs: or {{%[goli][0-7]}}, %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[PC:%[goli][0-7]]]
+; v9abs: add [[PC]], %o7, %[[GOTBASE:[goli][0-7]]]
+; v9abs: sethi %tie_hi22(extern_symbol), [[R1:%[goli][0-7]]]
+; v9abs: add [[R1]], %tie_lo10(extern_symbol), %[[R2:[goli][0-7]]]
+; v9abs: ldx [%[[GOTBASE]]+%[[R2]]], [[R3:%[goli][0-7]]], %tie_ldx(extern_symbol)
+; v9abs: add %g7, [[R3]], %[[R4:[goli][0-7]]], %tie_add(extern_symbol)
+; v9abs: ld [%[[R4]]]
+
+; pic-LABEL: test_tls_extern
+; pic: or {{%[goli][0-7]}}, %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[PC:%[goli][0-7]]]
+; pic: add [[PC]], %o7, [[GOTBASE:%[goli][0-7]]]
+; pic: sethi %tgd_hi22(extern_symbol), [[R0:%[goli][0-7]]]
+; pic: add [[R0]], %tgd_lo10(extern_symbol), [[R1:%[goli][0-7]]]
+; pic: add [[GOTBASE]], [[R1]], %o0, %tgd_add(extern_symbol)
+; pic: call __tls_get_addr, %tgd_call(extern_symbol)
+; pic-NEXT: nop
+
+define i32 @test_tls_extern() {
+entry:
+ %0 = load i32* @extern_symbol, align 4
+ %1 = add i32 %0, 1
+ store i32 %1, i32* @extern_symbol, align 4
+ ret i32 %1
+}