llvm-project/llvm/test/CodeGen/AMDGPU/trunc-store-i1.ll

41 lines
1.5 KiB
LLVM

; RUN: llc -march=amdgcn -verify-machineinstrs< %s | FileCheck -check-prefix=SI %s
; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs< %s | FileCheck -check-prefix=SI %s
; SI-LABEL: {{^}}global_truncstore_i32_to_i1:
; SI: s_load_dword [[LOAD:s[0-9]+]],
; SI: s_and_b32 [[SREG:s[0-9]+]], [[LOAD]], 1
; SI: v_mov_b32_e32 [[VREG:v[0-9]+]], [[SREG]]
; SI: buffer_store_byte [[VREG]],
define amdgpu_kernel void @global_truncstore_i32_to_i1(i1 addrspace(1)* %out, i32 %val) nounwind {
%trunc = trunc i32 %val to i1
store i1 %trunc, i1 addrspace(1)* %out, align 1
ret void
}
; SI-LABEL: {{^}}global_truncstore_i64_to_i1:
; SI: buffer_store_byte
define amdgpu_kernel void @global_truncstore_i64_to_i1(i1 addrspace(1)* %out, i64 %val) nounwind {
%trunc = trunc i64 %val to i1
store i1 %trunc, i1 addrspace(1)* %out, align 1
ret void
}
; SI-LABEL: {{^}}s_arg_global_truncstore_i16_to_i1:
; SI: s_load_dword [[LOAD:s[0-9]+]],
; SI: s_and_b32 [[SREG:s[0-9]+]], [[LOAD]], 1
; SI: v_mov_b32_e32 [[VREG:v[0-9]+]], [[SREG]]
; SI: buffer_store_byte [[VREG]],
define amdgpu_kernel void @s_arg_global_truncstore_i16_to_i1(i1 addrspace(1)* %out, i16 %val) nounwind {
%trunc = trunc i16 %val to i1
store i1 %trunc, i1 addrspace(1)* %out, align 1
ret void
}
; SI-LABEL: {{^}}global_truncstore_i16_to_i1:
define amdgpu_kernel void @global_truncstore_i16_to_i1(i1 addrspace(1)* %out, i16 %val0, i16 %val1) nounwind {
%add = add i16 %val0, %val1
%trunc = trunc i16 %add to i1
store i1 %trunc, i1 addrspace(1)* %out, align 1
ret void
}