diff options
Diffstat (limited to 'test/CodeGen/WebAssembly/offset-folding.ll')
| -rw-r--r-- | test/CodeGen/WebAssembly/offset-folding.ll | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/test/CodeGen/WebAssembly/offset-folding.ll b/test/CodeGen/WebAssembly/offset-folding.ll index 159a25eba3580..863549fc20fc2 100644 --- a/test/CodeGen/WebAssembly/offset-folding.ll +++ b/test/CodeGen/WebAssembly/offset-folding.ll @@ -5,10 +5,7 @@ target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128" target triple = "wasm32-unknown-unknown" -; FIXME: make this 'external' and make sure it still works. WebAssembly -; currently only supports linking single files, so 'external' makes -; little sense. -@x = global [0 x i32] zeroinitializer +@x = external global [0 x i32] @y = global [50 x i32] zeroinitializer ; Test basic constant offsets of both defined and external symbols. @@ -46,3 +43,21 @@ define i32* @test2() { define i32* @test3() { ret i32* getelementptr ([50 x i32], [50 x i32]* @y, i32 0, i32 0) } + +; Test negative offsets. + +; CHECK-LABEL: test4: +; CHECK-NEXT: .result i32{{$}} +; CHECK-NEXT: i32.const $push0=, x-188{{$}} +; CHECK=NEXT: return $pop0{{$}} +define i32* @test4() { + ret i32* getelementptr ([0 x i32], [0 x i32]* @x, i32 0, i32 -47) +} + +; CHECK-LABEL: test5: +; CHECK-NEXT: .result i32{{$}} +; CHECK-NEXT: i32.const $push0=, y-188{{$}} +; CHECK=NEXT: return $pop0{{$}} +define i32* @test5() { + ret i32* getelementptr ([50 x i32], [50 x i32]* @y, i32 0, i32 -47) +} |