1 ; RUN: llc -march=amdgcn -mcpu=SI -verify-machineinstrs < %s | FileCheck %s
2 ; RUN: llc -march=amdgcn -mcpu=tonga -verify-machineinstrs < %s | FileCheck %s
4 ; Test that codegenprepare understands address space sizes
6 %struct.foo = type { [3 x float], [3 x float] }
8 ; FIXME: Extra V_MOV from SGPR to VGPR for second read. The address is
9 ; already in a VGPR after the first read.
11 ; CHECK-LABEL: {{^}}do_as_ptr_calcs:
12 ; CHECK: s_load_dword [[SREG1:s[0-9]+]],
13 ; CHECK: v_mov_b32_e32 [[VREG2:v[0-9]+]], [[SREG1]]
14 ; CHECK: v_mov_b32_e32 [[VREG1:v[0-9]+]], [[SREG1]]
15 ; CHECK-DAG: ds_read_b32 v{{[0-9]+}}, [[VREG1]] offset:12
16 ; CHECK-DAG: ds_read_b32 v{{[0-9]+}}, [[VREG2]] offset:20
17 define void @do_as_ptr_calcs(%struct.foo addrspace(3)* nocapture %ptr) nounwind {
19 %x = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 0
20 %y = getelementptr inbounds %struct.foo addrspace(3)* %ptr, i32 0, i32 1, i32 2
24 %a = load float addrspace(3)* %x, align 4
25 %b = load float addrspace(3)* %y, align 4
26 %cmp = fcmp one float %a, %b
27 br i1 %cmp, label %bb34, label %bb33