Files
clang-p2996/llvm/test/CodeGen/AMDGPU/srem.ll
Stanislav Mekhanoshin 56ea488d8b [AMDGPU] Allow SDWA in instructions with immediates and SGPRs
An encoding does not allow to use SDWA in an instruction with
scalar operands, either literals or SGPRs. That is however possible
to copy these operands into a VGPR first.

Several copies of the value are produced if multiple SDWA conversions
were done. To cleanup MachineLICM (to hoist copies out of loops),
MachineCSE (to remove duplicate copies) and SIFoldOperands (to replace
SGPR to VGPR copy with immediate copy right to the VGPR) runs are added
after the SDWA pass.

Differential Revision: https://reviews.llvm.org/D33583

llvm-svn: 304219
2017-05-30 16:49:24 +00:00

113 lines
4.3 KiB
LLVM

; RUN: llc -march=amdgcn -mcpu=SI < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=amdgcn -mcpu=tonga < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
; RUN: llc -march=r600 -mcpu=redwood < %s
define amdgpu_kernel void @srem_i32(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
%den_ptr = getelementptr i32, i32 addrspace(1)* %in, i32 1
%num = load i32, i32 addrspace(1) * %in
%den = load i32, i32 addrspace(1) * %den_ptr
%result = srem i32 %num, %den
store i32 %result, i32 addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_i32_4(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
%num = load i32, i32 addrspace(1) * %in
%result = srem i32 %num, 4
store i32 %result, i32 addrspace(1)* %out
ret void
}
; FUNC-LABEL: {{^}}srem_i32_7:
; SI: v_mov_b32_e32 [[MAGIC:v[0-9]+]], 0x92492493
; SI: v_mul_hi_i32 {{v[0-9]+}}, {{v[0-9]+}}, [[MAGIC]]
; SI: v_mul_lo_i32
; SI: v_sub_i32
; SI: s_endpgm
define amdgpu_kernel void @srem_i32_7(i32 addrspace(1)* %out, i32 addrspace(1)* %in) {
%num = load i32, i32 addrspace(1) * %in
%result = srem i32 %num, 7
store i32 %result, i32 addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v2i32(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
%den_ptr = getelementptr <2 x i32>, <2 x i32> addrspace(1)* %in, i32 1
%num = load <2 x i32>, <2 x i32> addrspace(1) * %in
%den = load <2 x i32>, <2 x i32> addrspace(1) * %den_ptr
%result = srem <2 x i32> %num, %den
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v2i32_4(<2 x i32> addrspace(1)* %out, <2 x i32> addrspace(1)* %in) {
%num = load <2 x i32>, <2 x i32> addrspace(1) * %in
%result = srem <2 x i32> %num, <i32 4, i32 4>
store <2 x i32> %result, <2 x i32> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v4i32(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
%den_ptr = getelementptr <4 x i32>, <4 x i32> addrspace(1)* %in, i32 1
%num = load <4 x i32>, <4 x i32> addrspace(1) * %in
%den = load <4 x i32>, <4 x i32> addrspace(1) * %den_ptr
%result = srem <4 x i32> %num, %den
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v4i32_4(<4 x i32> addrspace(1)* %out, <4 x i32> addrspace(1)* %in) {
%num = load <4 x i32>, <4 x i32> addrspace(1) * %in
%result = srem <4 x i32> %num, <i32 4, i32 4, i32 4, i32 4>
store <4 x i32> %result, <4 x i32> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_i64(i64 addrspace(1)* %out, i64 addrspace(1)* %in) {
%den_ptr = getelementptr i64, i64 addrspace(1)* %in, i64 1
%num = load i64, i64 addrspace(1) * %in
%den = load i64, i64 addrspace(1) * %den_ptr
%result = srem i64 %num, %den
store i64 %result, i64 addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_i64_4(i64 addrspace(1)* %out, i64 addrspace(1)* %in) {
%num = load i64, i64 addrspace(1) * %in
%result = srem i64 %num, 4
store i64 %result, i64 addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v2i64(<2 x i64> addrspace(1)* %out, <2 x i64> addrspace(1)* %in) {
%den_ptr = getelementptr <2 x i64>, <2 x i64> addrspace(1)* %in, i64 1
%num = load <2 x i64>, <2 x i64> addrspace(1) * %in
%den = load <2 x i64>, <2 x i64> addrspace(1) * %den_ptr
%result = srem <2 x i64> %num, %den
store <2 x i64> %result, <2 x i64> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v2i64_4(<2 x i64> addrspace(1)* %out, <2 x i64> addrspace(1)* %in) {
%num = load <2 x i64>, <2 x i64> addrspace(1) * %in
%result = srem <2 x i64> %num, <i64 4, i64 4>
store <2 x i64> %result, <2 x i64> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v4i64(<4 x i64> addrspace(1)* %out, <4 x i64> addrspace(1)* %in) {
%den_ptr = getelementptr <4 x i64>, <4 x i64> addrspace(1)* %in, i64 1
%num = load <4 x i64>, <4 x i64> addrspace(1) * %in
%den = load <4 x i64>, <4 x i64> addrspace(1) * %den_ptr
%result = srem <4 x i64> %num, %den
store <4 x i64> %result, <4 x i64> addrspace(1)* %out
ret void
}
define amdgpu_kernel void @srem_v4i64_4(<4 x i64> addrspace(1)* %out, <4 x i64> addrspace(1)* %in) {
%num = load <4 x i64>, <4 x i64> addrspace(1) * %in
%result = srem <4 x i64> %num, <i64 4, i64 4, i64 4, i64 4>
store <4 x i64> %result, <4 x i64> addrspace(1)* %out
ret void
}