llvm-for-llvmta/test/CodeGen/AMDGPU/add_i1.ll

52 lines
1.4 KiB
LLVM

; RUN: llc -march=amdgcn -mcpu=gfx900 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX9 %s
; RUN: llc -march=amdgcn -mcpu=gfx1010 -verify-machineinstrs < %s | FileCheck -check-prefixes=GCN,GFX10 %s
; GCN-LABEL: {{^}}add_var_var_i1:
; GFX9: s_xor_b64
; GFX10: s_xor_b32
define amdgpu_kernel void @add_var_var_i1(i1 addrspace(1)* %out, i1 addrspace(1)* %in0, i1 addrspace(1)* %in1) {
%a = load volatile i1, i1 addrspace(1)* %in0
%b = load volatile i1, i1 addrspace(1)* %in1
%add = add i1 %a, %b
store i1 %add, i1 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}add_var_imm_i1:
; GFX9: s_not_b64
; GFX10: s_not_b32
define amdgpu_kernel void @add_var_imm_i1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) {
%a = load volatile i1, i1 addrspace(1)* %in
%add = add i1 %a, 1
store i1 %add, i1 addrspace(1)* %out
ret void
}
; GCN-LABEL: {{^}}add_i1_cf:
; GCN: ; %endif
; GFX9: s_not_b64
; GFX10: s_not_b32
define amdgpu_kernel void @add_i1_cf(i1 addrspace(1)* %out, i1 addrspace(1)* %a, i1 addrspace(1)* %b) {
entry:
%tid = call i32 @llvm.amdgcn.workitem.id.x()
%d_cmp = icmp ult i32 %tid, 16
br i1 %d_cmp, label %if, label %else
if:
%0 = load volatile i1, i1 addrspace(1)* %a
br label %endif
else:
%1 = load volatile i1, i1 addrspace(1)* %b
br label %endif
endif:
%2 = phi i1 [%0, %if], [%1, %else]
%3 = add i1 %2, -1
store i1 %3, i1 addrspace(1)* %out
ret void
}
declare i32 @llvm.amdgcn.workitem.id.x()