xref: /aosp_15_r20/external/llvm/test/CodeGen/Mips/Fast-ISel/div1.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=mipsel -mcpu=mips32 -O0 -relocation-model=pic \
2*9880d681SAndroid Build Coastguard Worker; RUN:      -fast-isel-abort=1 | FileCheck %s
3*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -march=mipsel -mcpu=mips32r2 -O0 -relocation-model=pic \
4*9880d681SAndroid Build Coastguard Worker; RUN:      -fast-isel-abort=1 | FileCheck %s
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker@sj = global i32 200000, align 4
7*9880d681SAndroid Build Coastguard Worker@sk = global i32 -47, align 4
8*9880d681SAndroid Build Coastguard Worker@uj = global i32 200000, align 4
9*9880d681SAndroid Build Coastguard Worker@uk = global i32 43, align 4
10*9880d681SAndroid Build Coastguard Worker@si = common global i32 0, align 4
11*9880d681SAndroid Build Coastguard Worker@ui = common global i32 0, align 4
12*9880d681SAndroid Build Coastguard Worker
13*9880d681SAndroid Build Coastguard Workerdefine void @divs() {
14*9880d681SAndroid Build Coastguard Worker  ; CHECK-LABEL:  divs:
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Worker  ; CHECK:        lui     $[[GOT1:[0-9]+]], %hi(_gp_disp)
17*9880d681SAndroid Build Coastguard Worker  ; CHECK:        addiu   $[[GOT2:[0-9]+]], $[[GOT1]], %lo(_gp_disp)
18*9880d681SAndroid Build Coastguard Worker  ; CHECK:        addu    $[[GOT:[0-9]+]], $[[GOT2:[0-9]+]], $25
19*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    lw      $[[I_ADDR:[0-9]+]], %got(si)($[[GOT]])
20*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    lw      $[[K_ADDR:[0-9]+]], %got(sk)($[[GOT]])
21*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    lw      $[[J_ADDR:[0-9]+]], %got(sj)($[[GOT]])
22*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    lw      $[[J:[0-9]+]], 0($[[J_ADDR]])
23*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    lw      $[[K:[0-9]+]], 0($[[K_ADDR]])
24*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    div     $zero, $[[J]], $[[K]]
25*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    teq     $[[K]], $zero, 7
26*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:    mflo    $[[RESULT:[0-9]+]]
27*9880d681SAndroid Build Coastguard Worker  ; CHECK:        sw      $[[RESULT]], 0($[[I_ADDR]])
28*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* @sj, align 4
29*9880d681SAndroid Build Coastguard Worker  %2 = load i32, i32* @sk, align 4
30*9880d681SAndroid Build Coastguard Worker  %div = sdiv i32 %1, %2
31*9880d681SAndroid Build Coastguard Worker  store i32 %div, i32* @si, align 4
32*9880d681SAndroid Build Coastguard Worker  ret void
33*9880d681SAndroid Build Coastguard Worker}
34*9880d681SAndroid Build Coastguard Worker
35*9880d681SAndroid Build Coastguard Workerdefine void @divu() {
36*9880d681SAndroid Build Coastguard Worker  ; CHECK-LABEL:  divu:
37*9880d681SAndroid Build Coastguard Worker
38*9880d681SAndroid Build Coastguard Worker  ; CHECK:            lui     $[[GOT1:[0-9]+]], %hi(_gp_disp)
39*9880d681SAndroid Build Coastguard Worker  ; CHECK:            addiu   $[[GOT2:[0-9]+]], $[[GOT1]], %lo(_gp_disp)
40*9880d681SAndroid Build Coastguard Worker  ; CHECK:            addu    $[[GOT:[0-9]+]], $[[GOT2:[0-9]+]], $25
41*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        lw      $[[I_ADDR:[0-9]+]], %got(ui)($[[GOT]])
42*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        lw      $[[K_ADDR:[0-9]+]], %got(uk)($[[GOT]])
43*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        lw      $[[J_ADDR:[0-9]+]], %got(uj)($[[GOT]])
44*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        lw      $[[J:[0-9]+]], 0($[[J_ADDR]])
45*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        lw      $[[K:[0-9]+]], 0($[[K_ADDR]])
46*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        divu    $zero, $[[J]], $[[K]]
47*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        teq     $[[K]], $zero, 7
48*9880d681SAndroid Build Coastguard Worker  ; CHECK-DAG:        mflo    $[[RESULT:[0-9]+]]
49*9880d681SAndroid Build Coastguard Worker  ; CHECK:            sw      $[[RESULT]], 0($[[I_ADDR]])
50*9880d681SAndroid Build Coastguard Worker  %1 = load i32, i32* @uj, align 4
51*9880d681SAndroid Build Coastguard Worker  %2 = load i32, i32* @uk, align 4
52*9880d681SAndroid Build Coastguard Worker  %div = udiv i32 %1, %2
53*9880d681SAndroid Build Coastguard Worker  store i32 %div, i32* @ui, align 4
54*9880d681SAndroid Build Coastguard Worker  ret void
55*9880d681SAndroid Build Coastguard Worker}
56