Imported Upstream version 5.18.0.246

Former-commit-id: 0c7ce5b1a7851e13f22acfd379b7f9fb304e4833

external/llvm/test/CodeGen/SPARC/2009-08-28-PIC.ll

@@ -0,0 +1,45 @@
+; RUN: llc -march=sparc --relocation-model=pic < %s | FileCheck %s --check-prefix=V8
+; RUN: llc -march=sparcv9 --relocation-model=pic < %s | FileCheck %s --check-prefix=V9
+; RUN: llc -march=sparc   --relocation-model=pic < %s -O0 | FileCheck %s --check-prefix=V8UNOPT
+; RUN: llc -march=sparcv9 --relocation-model=pic < %s -O0 | FileCheck %s --check-prefix=V9UNOPT
+
+
+; V8-LABEL: func
+; V8:  _GLOBAL_OFFSET_TABLE_
+
+; V9-LABEL: func
+; V9:  _GLOBAL_OFFSET_TABLE_
+
+@foo = global i32 0                               ; <i32*> [#uses=1]
+
+define i32 @func(i32 %a) nounwind readonly {
+entry:
+  %0 = load i32, i32* @foo, align 4                    ; <i32> [#uses=1]
+  ret i32 %0
+}
+
+; V8UNOPT-LABEL: test_spill
+; V8UNOPT:       sethi %hi(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R:%[goli][0-7]]]
+; V8UNOPT:       or [[R]], %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R]]
+; V8UNOPT:       add [[R]], %o7, [[R]]
+; V8UNOPT:       st [[R]], [%fp+{{.+}}]
+
+; V9UNOPT-LABEL: test_spill
+; V9UNOPT:       sethi %hi(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R:%[goli][0-7]]]
+; V9UNOPT:       or [[R]], %lo(_GLOBAL_OFFSET_TABLE_+{{.+}}), [[R]]
+; V9UNOPT:       add [[R]], %o7, [[R]]
+; V9UNOPT:       stx [[R]], [%fp+{{.+}}]
+
+define i32 @test_spill(i32 %a, i32 %b) {
+entry:
+  %cmp = icmp eq i32 %b, 0
+  br i1 %cmp, label %if.then, label %if.end
+
+if.then:
+  %ret =  load i32, i32* @foo, align 4
+  ret i32 %ret
+
+if.end:
+  %add = add nsw i32 %b, %a
+  ret i32 %add
+}