1 ; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -verify-machineinstrs -show-mc-encoding < %s | FileCheck -check-prefixes=GCN %s
2 ; RUN: llc -mtriple=amdgcn-mesa-mesa3d -mcpu=gfx900 -filetype=obj < %s | llvm-readobj -r -t | FileCheck -check-prefixes=ELF %s
4 @lds.external = external unnamed_addr addrspace(3) global [0 x i32]
5 @lds.defined = unnamed_addr addrspace(3) global [8 x i32] undef, align 8
8 ; ELF-NEXT: Section (3) .rel.text {
9 ; ELF-NEXT: 0x{{[0-9a-f]*}} R_AMDGPU_ABS32 lds.external 0x0
10 ; ELF-NEXT: 0x{{[0-9a-f]*}} R_AMDGPU_ABS32 lds.defined 0x0
15 ; ELF: Name: lds.defined
16 ; ELF-NEXT: Value: 0x8
18 ; ELF-NEXT: Binding: Global (0x1)
19 ; ELF-NEXT: Type: Object (0x1)
21 ; ELF-NEXT: Section: Processor Specific (0xFF00)
25 ; ELF: Name: lds.external
26 ; ELF-NEXT: Value: 0x4
28 ; ELF-NEXT: Binding: Global (0x1)
29 ; ELF-NEXT: Type: Object (0x1)
31 ; ELF-NEXT: Section: Processor Specific (0xFF00)
34 ; GCN-LABEL: {{^}}test_basic:
35 ; GCN: v_mov_b32_e32 v1, lds.external@abs32@lo ; encoding: [0xff,0x02,0x02,0x7e,A,A,A,A]
36 ; GCN-NEXT: ; fixup A - offset: 4, value: lds.external@abs32@lo, kind: FK_Data_4{{$}}
38 ; GCN: s_add_i32 s0, lds.defined@abs32@lo, s0 ; encoding: [0xff,0x00,0x00,0x81,A,A,A,A]
39 ; GCN-NEXT: ; fixup A - offset: 4, value: lds.defined@abs32@lo, kind: FK_Data_4{{$}}
41 ; GCN: .globl lds.external
42 ; GCN: .amdgpu_lds lds.external, 0, 4
43 ; GCN: .globl lds.defined
44 ; GCN: .amdgpu_lds lds.defined, 32, 8
45 define amdgpu_gs float @test_basic(i32 inreg %wave, i32 %arg1) #0 {
47 %gep0 = getelementptr [0 x i32], [0 x i32] addrspace(3)* @lds.external, i32 0, i32 %arg1
48 %tmp = load i32, i32 addrspace(3)* %gep0
50 %mask = call i64 @llvm.amdgcn.icmp.i64.i32(i32 %tmp, i32 0, i32 0)
51 %mask.32 = trunc i64 %mask to i32
52 %gep1 = getelementptr [8 x i32], [8 x i32] addrspace(3)* @lds.defined, i32 0, i32 %wave
53 store i32 %mask.32, i32 addrspace(3)* %gep1
55 %r = bitcast i32 %tmp to float
59 ; Function Attrs: convergent nounwind readnone
60 declare i64 @llvm.amdgcn.icmp.i64.i32(i32, i32, i32) #4
62 attributes #0 = { "no-signed-zeros-fp-math"="true" }
63 attributes #4 = { convergent nounwind readnone }