diff --git a/test/CodeGen/PowerPC/pr22711.ll b/test/CodeGen/PowerPC/pr22711.ll new file mode 100644 index 00000000000..fb1e971d441 --- /dev/null +++ b/test/CodeGen/PowerPC/pr22711.ll @@ -0,0 +1,78 @@ +; Verify that the .toc section is aligned on an 8-byte boundary. + +; RUN: llc < %s -mtriple=powerpc64-unknown-linux-gnu -mcpu=pwr8 -filetype=obj -o - | llvm-readobj --sections | FileCheck %s + +define void @test(i32* %a) { +entry: + %a.addr = alloca i32*, align 8 + store i32* %a, i32** %a.addr, align 8 + %0 = load i32*, i32** %a.addr, align 8 + %incdec.ptr = getelementptr inbounds i32, i32* %0, i32 1 + store i32* %incdec.ptr, i32** %a.addr, align 8 + %1 = load i32, i32* %0, align 4 + switch i32 %1, label %sw.epilog [ + i32 17, label %sw.bb + i32 13, label %sw.bb1 + i32 11, label %sw.bb2 + i32 7, label %sw.bb3 + i32 5, label %sw.bb4 + i32 3, label %sw.bb5 + i32 2, label %sw.bb6 + ] + +sw.bb: ; preds = %entry + %2 = load i32*, i32** %a.addr, align 8 + store i32 2, i32* %2, align 4 + br label %sw.epilog + +sw.bb1: ; preds = %entry + %3 = load i32*, i32** %a.addr, align 8 + store i32 3, i32* %3, align 4 + br label %sw.epilog + +sw.bb2: ; preds = %entry + %4 = load i32*, i32** %a.addr, align 8 + store i32 5, i32* %4, align 4 + br label %sw.epilog + +sw.bb3: ; preds = %entry + %5 = load i32*, i32** %a.addr, align 8 + store i32 7, i32* %5, align 4 + br label %sw.epilog + +sw.bb4: ; preds = %entry + %6 = load i32*, i32** %a.addr, align 8 + store i32 11, i32* %6, align 4 + br label %sw.epilog + +sw.bb5: ; preds = %entry + %7 = load i32*, i32** %a.addr, align 8 + store i32 13, i32* %7, align 4 + br label %sw.epilog + +sw.bb6: ; preds = %entry + %8 = load i32*, i32** %a.addr, align 8 + store i32 17, i32* %8, align 4 + br label %sw.epilog + +sw.epilog: ; preds = %entry, %sw.bb6, %sw.bb5, %sw.bb4, %sw.bb3, %sw.bb2, %sw.bb1, %sw.bb + ret void +} + +; CHECK: Name: .toc +; CHECK: AddressAlignment: 8 +; CHECK: Name: .rela.toc + +; This test was generated from the following from PR22711: + +;void test(int *a) { +; switch (*a++) { +; case 17: *a = 2; break; +; case 13: *a = 3; break; +; case 11: *a = 5; break; +; case 7: *a = 7; break; +; case 5: *a = 11; break; +; case 3: *a = 13; break; +; case 2: *a = 17; break; +; } +;}