From dfb3e7092ebcb919c26f63e98a1bd14647671dea Mon Sep 17 00:00:00 2001 From: Matt Arsenault Date: Sat, 16 Nov 2013 20:50:54 +0000 Subject: Fix assert on unaligned access to global with different address space size. llvm-svn: 194934 --- .../CodeGen/R600/32-bit-local-address-space.ll | 24 +++++++++++++++++++++- 1 file changed, 23 insertions(+), 1 deletion(-) (limited to 'llvm/test/CodeGen/R600/32-bit-local-address-space.ll') diff --git a/llvm/test/CodeGen/R600/32-bit-local-address-space.ll b/llvm/test/CodeGen/R600/32-bit-local-address-space.ll index 2ae467105af..566a422d9ef 100644 --- a/llvm/test/CodeGen/R600/32-bit-local-address-space.ll +++ b/llvm/test/CodeGen/R600/32-bit-local-address-space.ll @@ -50,4 +50,26 @@ define void @null_32bit_lds_ptr(i32 addrspace(1)* %out, i32 addrspace(3)* %lds) %x = select i1 %cmp, i32 123, i32 456 store i32 %x, i32 addrspace(1)* %out ret void -} \ No newline at end of file +} + +; CHECK-LABEL: @mul_32bit_ptr: +; CHECK: V_MUL_LO_I32 +; CHECK-NEXT: V_ADD_I32_e32 +; CHECK-NEXT: DS_READ_B32 +define void @mul_32bit_ptr(float addrspace(1)* %out, [3 x float] addrspace(3)* %lds, i32 %tid) { + %ptr = getelementptr [3 x float] addrspace(3)* %lds, i32 %tid, i32 0 + %val = load float addrspace(3)* %ptr + store float %val, float addrspace(1)* %out + ret void +} + +@g_lds = addrspace(3) global float zeroinitializer, align 4 + +; CHECK-LABEL: @infer_ptr_alignment_global_offset: +; CHECK: V_MOV_B32_e32 [[REG:v[0-9]+]], 0 +; CHECK: DS_READ_B32 v{{[0-9]+}}, 0, [[REG]] +define void @infer_ptr_alignment_global_offset(float addrspace(1)* %out, i32 %tid) { + %val = load float addrspace(3)* @g_lds + store float %val, float addrspace(1)* %out + ret void +} -- cgit v1.2.3