1 ; RUN: llc < %s -march=nvptx -mcpu=sm_20 | FileCheck %s
3 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v16:16:16-v32:32:32-v64:64:64-v128:128:128-n16:32:64"
4 target triple = "nvptx-nvidia-cuda"
6 ; Ensure global variables in address space 0 are promoted to address space 1
8 ; CHECK: .global .align 4 .u32 myglobal = 42;
9 @myglobal = internal global i32 42, align 4
10 ; CHECK: .global .align 4 .u32 myconst = 420;
11 @myconst = internal constant i32 420, align 4
14 define void @foo(i32* %a, i32* %b) {
15 ; Expect one load -- @myconst isn't loaded from, because we know its value
17 ; CHECK: ld.global.u32
18 ; CHECK: st.global.u32
19 ; CHECK: st.global.u32
20 %ld1 = load i32, i32* @myglobal
21 %ld2 = load i32, i32* @myconst
22 store i32 %ld1, i32* %a
23 store i32 %ld2, i32* %b
28 !nvvm.annotations = !{!0}
29 !0 = !{void (i32*, i32*)* @foo, !"kernel", i32 1}