xref: /aosp_15_r20/external/llvm/test/CodeGen/AMDGPU/llvm.amdgcn.s.getreg.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc -march=amdgcn -mcpu=tahiti -verify-machineinstrs < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=kaveri -verify-machineinstrs < %s | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc -mtriple=amdgcn--amdhsa -mcpu=fiji -verify-machineinstrs < %s | FileCheck %s
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Worker; FUNC-LABEL: {{^}}s_getreg_test:
6*9880d681SAndroid Build Coastguard Worker; CHECK: s_getreg_b32 s{{[0-9]+}}, hwreg(HW_REG_LDS_ALLOC, 8, 23)
7*9880d681SAndroid Build Coastguard Workerdefine void @s_getreg_test(i32 addrspace(1)* %out) { ; simm16=45574 for lds size.
8*9880d681SAndroid Build Coastguard Worker  %lds_size_64dwords = call i32 @llvm.amdgcn.s.getreg(i32 45574) #0
9*9880d681SAndroid Build Coastguard Worker  %lds_size_bytes = shl i32 %lds_size_64dwords, 8
10*9880d681SAndroid Build Coastguard Worker  store i32 %lds_size_bytes, i32 addrspace(1)* %out
11*9880d681SAndroid Build Coastguard Worker  ret void
12*9880d681SAndroid Build Coastguard Worker}
13*9880d681SAndroid Build Coastguard Worker
14*9880d681SAndroid Build Coastguard Workerdeclare i32 @llvm.amdgcn.s.getreg(i32) #0
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerattributes #0 = { nounwind readonly}
17