175 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
			
		
		
	
	
			175 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			LLVM
		
	
	
	
| ; RUN: llc -march=amdgcn -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=SI -check-prefix=FUNC %s
 | |
| ; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global -verify-machineinstrs < %s | FileCheck -enable-var-scope -check-prefix=SI -check-prefix=FUNC %s
 | |
| 
 | |
| declare i32 @llvm.amdgcn.workitem.id.x() nounwind readnone
 | |
| 
 | |
| ; FUNC-LABEL {{^}}sextload_i1_to_i32_trunc_cmp_eq_0:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[TMP:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: v_cmp_eq_u32_e32 vcc, 0, [[TMP]]{{$}}
 | |
| ; SI: v_cndmask_b32_e64
 | |
| ; SI: buffer_store_byte
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_eq_0(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, 0
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FIXME: The negate should be inverting the compare.
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_eq_0:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[TMP:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: v_cmp_eq_u32_e32 vcc, 1, [[TMP]]{{$}}
 | |
| ; SI-NEXT: s_xor_b64 [[NEG:s\[[0-9]+:[0-9]+\]]], vcc, -1
 | |
| ; SI-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, [[NEG]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_eq_0(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, 0
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}sextload_i1_to_i32_trunc_cmp_eq_1:
 | |
| ; SI: v_mov_b32_e32 [[RESULT:v[0-9]+]], 0{{$}}
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_eq_1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, 1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_eq_1:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[RESULT:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_eq_1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, 1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}sextload_i1_to_i32_trunc_cmp_eq_neg1:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[RESULT:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_eq_neg1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, -1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_eq_neg1:
 | |
| ; SI: v_mov_b32_e32 [[RESULT:v[0-9]+]], 0{{$}}
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_eq_neg1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp eq i32 %ext, -1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| 
 | |
| ; FUNC-LABEL {{^}}sextload_i1_to_i32_trunc_cmp_ne_0:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[TMP:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_ne_0(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, 0
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_ne_0:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[RESULT:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_ne_0(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, 0
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}sextload_i1_to_i32_trunc_cmp_ne_1:
 | |
| ; SI: v_mov_b32_e32 [[RESULT:v[0-9]+]], 1{{$}}
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_ne_1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, 1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_ne_1:
 | |
| ; SI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_and_b32_e32 [[TMP:v[0-9]+]], 1, [[LOAD]]
 | |
| ; SI: v_cmp_eq_u32_e32 vcc, 1, [[TMP]]{{$}}
 | |
| ; SI-NEXT: s_xor_b64 [[NEG:s\[[0-9]+:[0-9]+\]]], vcc, -1
 | |
| ; SI-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, [[NEG]]
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_ne_1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, 1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FIXME: This should be one compare.
 | |
| ; FUNC-LABEL: {{^}}sextload_i1_to_i32_trunc_cmp_ne_neg1:
 | |
| ; XSI: buffer_load_ubyte [[LOAD:v[0-9]+]]
 | |
| ; XSI: v_and_b32_e32 [[TMP:v[0-9]+]], 1, [[LOAD]]
 | |
| ; XSI: v_cmp_eq_u32_e64 [[CMP0:s\[[0-9]+:[0-9]+\]]], [[TMP]], 0{{$}}
 | |
| ; XSI-NEXT: v_cndmask_b32_e64 [[RESULT:v[0-9]+]], 0, 1, [[CMP0]]
 | |
| ; XSI-NEXT: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @sextload_i1_to_i32_trunc_cmp_ne_neg1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = sext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, -1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FUNC-LABEL: {{^}}zextload_i1_to_i32_trunc_cmp_ne_neg1:
 | |
| ; SI: v_mov_b32_e32 [[RESULT:v[0-9]+]], 1{{$}}
 | |
| ; SI: buffer_store_byte [[RESULT]]
 | |
| define amdgpu_kernel void @zextload_i1_to_i32_trunc_cmp_ne_neg1(i1 addrspace(1)* %out, i1 addrspace(1)* %in) nounwind {
 | |
|   %load = load i1, i1 addrspace(1)* %in
 | |
|   %ext = zext i1 %load to i32
 | |
|   %cmp = icmp ne i32 %ext, -1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 | |
| 
 | |
| ; FIXME: Need to handle non-uniform case for function below (load without gep).
 | |
| ; FUNC-LABEL: {{^}}masked_load_i1_to_i32_trunc_cmp_ne_neg1:
 | |
| ; SI: {{buffer|flat}}_load_sbyte [[LOAD:v[0-9]+]]
 | |
| ; SI: v_cmp_ne_u32_e32 vcc, -1, [[LOAD]]{{$}}
 | |
| ; SI-NEXT: v_cndmask_b32_e64
 | |
| ; SI: {{buffer|flat}}_store_byte
 | |
| define amdgpu_kernel void @masked_load_i1_to_i32_trunc_cmp_ne_neg1(i1 addrspace(1)* %out, i8 addrspace(1)* %in) nounwind {
 | |
|   %tid.x = call i32 @llvm.amdgcn.workitem.id.x()
 | |
|   %in.ptr = getelementptr i8, i8 addrspace(1)* %in, i32 %tid.x
 | |
|   %load = load i8, i8 addrspace(1)* %in.ptr
 | |
|   %masked = and i8 %load, 255
 | |
|   %ext = sext i8 %masked to i32
 | |
|   %cmp = icmp ne i32 %ext, -1
 | |
|   store i1 %cmp, i1 addrspace(1)* %out
 | |
|   ret void
 | |
| }
 |