mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-07-28 04:29:44 +00:00
e3d4cbc7d2
Reviewed-by: Vincent Lejeune<vljn at ovi.com> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@185162 91177308-0d34-0410-b5e6-96231b3b80d8
83 lines
3.2 KiB
LLVM
83 lines
3.2 KiB
LLVM
; RUN: llc < %s -march=r600 -mcpu=redwood | FileCheck %s
|
|
|
|
|
|
@local_memory.local_mem = internal addrspace(3) unnamed_addr global [16 x i32] zeroinitializer, align 4
|
|
|
|
; CHECK: @local_memory
|
|
|
|
; Check that the LDS size emitted correctly
|
|
; CHECK: .long 166120
|
|
; CHECK-NEXT: .long 16
|
|
|
|
; CHECK: LDS_WRITE
|
|
|
|
; GROUP_BARRIER must be the last instruction in a clause
|
|
; CHECK: GROUP_BARRIER
|
|
; CHECK-NEXT: ALU clause
|
|
|
|
; CHECK: LDS_READ_RET
|
|
|
|
define void @local_memory(i32 addrspace(1)* %out) {
|
|
entry:
|
|
%y.i = call i32 @llvm.r600.read.tidig.x() #0
|
|
%arrayidx = getelementptr inbounds [16 x i32] addrspace(3)* @local_memory.local_mem, i32 0, i32 %y.i
|
|
store i32 %y.i, i32 addrspace(3)* %arrayidx, align 4
|
|
%add = add nsw i32 %y.i, 1
|
|
%cmp = icmp eq i32 %add, 16
|
|
%.add = select i1 %cmp, i32 0, i32 %add
|
|
call void @llvm.AMDGPU.barrier.local()
|
|
%arrayidx1 = getelementptr inbounds [16 x i32] addrspace(3)* @local_memory.local_mem, i32 0, i32 %.add
|
|
%0 = load i32 addrspace(3)* %arrayidx1, align 4
|
|
%arrayidx2 = getelementptr inbounds i32 addrspace(1)* %out, i32 %y.i
|
|
store i32 %0, i32 addrspace(1)* %arrayidx2, align 4
|
|
ret void
|
|
}
|
|
|
|
@local_memory_two_objects.local_mem0 = internal addrspace(3) unnamed_addr global [4 x i32] zeroinitializer, align 4
|
|
@local_memory_two_objects.local_mem1 = internal addrspace(3) unnamed_addr global [4 x i32] zeroinitializer, align 4
|
|
|
|
; CHECK: @local_memory_two_objects
|
|
|
|
; Check that the LDS size emitted correctly
|
|
; CHECK: .long 166120
|
|
; CHECK-NEXT: .long 8
|
|
|
|
; Make sure the lds writes are using different addresses.
|
|
; CHECK: LDS_WRITE {{[*]*}} {{PV|T}}[[ADDRW:[0-9]*\.[XYZW]]]
|
|
; CHECK-NOT: LDS_WRITE {{[*]*}} T[[ADDRW]]
|
|
|
|
; GROUP_BARRIER must be the last instruction in a clause
|
|
; CHECK: GROUP_BARRIER
|
|
; CHECK-NEXT: ALU clause
|
|
|
|
; Make sure the lds reads are using different addresses.
|
|
; CHECK: LDS_READ_RET {{[*]*}} OQAP, {{PV|T}}[[ADDRR:[0-9]*\.[XYZW]]]
|
|
; CHECK-NOT: LDS_READ_RET {{[*]*}} OQAP, T[[ADDRR]]
|
|
|
|
define void @local_memory_two_objects(i32 addrspace(1)* %out) {
|
|
entry:
|
|
%x.i = call i32 @llvm.r600.read.tidig.x() #0
|
|
%arrayidx = getelementptr inbounds [4 x i32] addrspace(3)* @local_memory_two_objects.local_mem0, i32 0, i32 %x.i
|
|
store i32 %x.i, i32 addrspace(3)* %arrayidx, align 4
|
|
%mul = shl nsw i32 %x.i, 1
|
|
%arrayidx1 = getelementptr inbounds [4 x i32] addrspace(3)* @local_memory_two_objects.local_mem1, i32 0, i32 %x.i
|
|
store i32 %mul, i32 addrspace(3)* %arrayidx1, align 4
|
|
%sub = sub nsw i32 3, %x.i
|
|
call void @llvm.AMDGPU.barrier.local()
|
|
%arrayidx2 = getelementptr inbounds [4 x i32] addrspace(3)* @local_memory_two_objects.local_mem0, i32 0, i32 %sub
|
|
%0 = load i32 addrspace(3)* %arrayidx2, align 4
|
|
%arrayidx3 = getelementptr inbounds i32 addrspace(1)* %out, i32 %x.i
|
|
store i32 %0, i32 addrspace(1)* %arrayidx3, align 4
|
|
%arrayidx4 = getelementptr inbounds [4 x i32] addrspace(3)* @local_memory_two_objects.local_mem1, i32 0, i32 %sub
|
|
%1 = load i32 addrspace(3)* %arrayidx4, align 4
|
|
%add = add nsw i32 %x.i, 4
|
|
%arrayidx5 = getelementptr inbounds i32 addrspace(1)* %out, i32 %add
|
|
store i32 %1, i32 addrspace(1)* %arrayidx5, align 4
|
|
ret void
|
|
}
|
|
|
|
declare i32 @llvm.r600.read.tidig.x() #0
|
|
declare void @llvm.AMDGPU.barrier.local()
|
|
|
|
attributes #0 = { readnone }
|