R600/SI: Fix/add tests for atomicrmw add

The previous tests claimed to test constant offsets in the function name,
but the tests weren't actually testing them.

Clone the tests, and do testing of all combinations of the following:
1) with/without constant pointer offset
2) 32/64-bit addressing modes
3) Usage and non-usage of the return value from the atomicrmw

Reviewed-by: Matt Arsenault <matthew.arsenault@amd.com>

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@220103 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Aaron Watry 2014-10-17 23:32:50 +00:00
parent 802463d861
commit d9f9b51223

View File

@ -1,17 +1,59 @@
; RUN: llc < %s -march=r600 -mcpu=SI -verify-machineinstrs | FileCheck --check-prefix=SI --check-prefix=FUNC %s
; FUNC-LABEL: {{^}}atomic_add_i32_offset:
; SI: BUFFER_ATOMIC_ADD v{{[0-9]+}}, s[{{[0-9]+}}:{{[0-9]+}}], 0{{$}}
; SI: BUFFER_ATOMIC_ADD v{{[0-9]+}}, s[{{[0-9]+}}:{{[0-9]+}}], 0 offset:0x10{{$}}
define void @atomic_add_i32_offset(i32 addrspace(1)* %out, i32 %in) {
entry:
%gep = getelementptr i32 addrspace(1)* %out, i32 4
%0 = atomicrmw volatile add i32 addrspace(1)* %gep, i32 %in seq_cst
ret void
}
; FUNC-LABEL: {{^}}atomic_add_i32_ret_offset:
; SI: BUFFER_ATOMIC_ADD [[RET:v[0-9]+]], s[{{[0-9]+}}:{{[0-9]+}}], 0 offset:0x10 glc {{$}}
; SI: BUFFER_STORE_DWORD [[RET]]
define void @atomic_add_i32_ret_offset(i32 addrspace(1)* %out, i32 addrspace(1)* %out2, i32 %in) {
entry:
%gep = getelementptr i32 addrspace(1)* %out, i32 4
%0 = atomicrmw volatile add i32 addrspace(1)* %gep, i32 %in seq_cst
store i32 %0, i32 addrspace(1)* %out2
ret void
}
; FUNC-LABEL: {{^}}atomic_add_i32_addr64_offset:
; SI: BUFFER_ATOMIC_ADD v{{[0-9]+}}, v[{{[0-9]+}}:{{[0-9]+}}], s[{{[0-9]+}}:{{[0-9]+}}], 0 addr64 offset:0x10{{$}}
define void @atomic_add_i32_addr64_offset(i32 addrspace(1)* %out, i32 %in, i64 %index) {
entry:
%ptr = getelementptr i32 addrspace(1)* %out, i64 %index
%gep = getelementptr i32 addrspace(1)* %ptr, i32 4
%0 = atomicrmw volatile add i32 addrspace(1)* %gep, i32 %in seq_cst
ret void
}
; FUNC-LABEL: {{^}}atomic_add_i32_ret_addr64_offset:
; SI: BUFFER_ATOMIC_ADD [[RET:v[0-9]+]], v[{{[0-9]+}}:{{[0-9]+}}], s[{{[0-9]+}}:{{[0-9]+}}], 0 addr64 offset:0x10 glc{{$}}
; SI: BUFFER_STORE_DWORD [[RET]]
define void @atomic_add_i32_ret_addr64_offset(i32 addrspace(1)* %out, i32 addrspace(1)* %out2, i32 %in, i64 %index) {
entry:
%ptr = getelementptr i32 addrspace(1)* %out, i64 %index
%gep = getelementptr i32 addrspace(1)* %ptr, i32 4
%0 = atomicrmw volatile add i32 addrspace(1)* %gep, i32 %in seq_cst
store i32 %0, i32 addrspace(1)* %out2
ret void
}
; FUNC-LABEL: {{^}}atomic_add_i32:
; SI: BUFFER_ATOMIC_ADD v{{[0-9]+}}, s[{{[0-9]+}}:{{[0-9]+}}], 0{{$}}
define void @atomic_add_i32(i32 addrspace(1)* %out, i32 %in) {
entry:
%0 = atomicrmw volatile add i32 addrspace(1)* %out, i32 %in seq_cst
ret void
}
; FUNC-LABEL: {{^}}atomic_add_i32_ret_offset:
; FUNC-LABEL: {{^}}atomic_add_i32_ret:
; SI: BUFFER_ATOMIC_ADD [[RET:v[0-9]+]], s[{{[0-9]+}}:{{[0-9]+}}], 0 glc
; SI: BUFFER_STORE_DWORD [[RET]]
define void @atomic_add_i32_ret_offset(i32 addrspace(1)* %out, i32 addrspace(1)* %out2, i32 %in) {
define void @atomic_add_i32_ret(i32 addrspace(1)* %out, i32 addrspace(1)* %out2, i32 %in) {
entry:
%0 = atomicrmw volatile add i32 addrspace(1)* %out, i32 %in seq_cst
store i32 %0, i32 addrspace(1)* %out2