xref: /llvm-project/llvm/test/CodeGen/AArch64/GlobalISel/select-gv-cmodel-tiny.mir (revision d39b4ce3ce8a3c256e01bdec2b140777a332a633)
1# NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py
2# RUN: llc -mtriple=aarch64 -code-model=tiny -run-pass=instruction-select -verify-machineinstrs -O0 %s -o - | FileCheck %s
3--- |
4  target datalayout = "e-m:e-i8:8:32-i16:16:32-i64:64-i128:128-n32:64-S128"
5
6  @foo1 = common dso_local global [1073741824 x i32] zeroinitializer, align 4
7  @foo2 = common dso_local global [1073741824 x i32] zeroinitializer, align 4
8
9  define dso_local i32 @gv_tiny() {
10  entry:
11    %retval = alloca i32, align 4
12    store i32 0, ptr %retval, align 4
13    %0 = load i32, ptr @foo1, align 4
14    %1 = load i32, ptr @foo2, align 4
15    %add = add nsw i32 %0, %1
16    ret i32 %add
17  }
18
19...
20---
21name:            gv_tiny
22legalized:       true
23regBankSelected: true
24stack:
25  - { id: 0, name: retval, type: default, offset: 0, size: 4, alignment: 4,
26      stack-id: default, callee-saved-register: '', callee-saved-restored: true,
27      debug-info-variable: '', debug-info-expression: '',
28      debug-info-location: '' }
29constants:
30body:             |
31  bb.1:
32    ; CHECK-LABEL: name: gv_tiny
33    ; CHECK: [[ADR:%[0-9]+]]:gpr64 = ADR @foo1
34    ; CHECK: [[COPY:%[0-9]+]]:gpr64sp = COPY [[ADR]]
35    ; CHECK: [[ADR1:%[0-9]+]]:gpr64 = ADR @foo2
36    ; CHECK: [[COPY1:%[0-9]+]]:gpr64sp = COPY [[ADR1]]
37    ; CHECK: STRWui $wzr, %stack.0.retval, 0 :: (store (s32) into %ir.retval)
38    ; CHECK: [[LDRWui:%[0-9]+]]:gpr32 = LDRWui [[COPY]], 0 :: (load (s32) from @foo1)
39    ; CHECK: [[LDRWui1:%[0-9]+]]:gpr32 = LDRWui [[COPY1]], 0 :: (load (s32) from @foo2)
40    ; CHECK: [[ADDWrr:%[0-9]+]]:gpr32 = ADDWrr [[LDRWui]], [[LDRWui1]]
41    ; CHECK: $w0 = COPY [[ADDWrr]]
42    ; CHECK: RET_ReallyLR implicit $w0
43    %1:gpr(s32) = G_CONSTANT i32 0
44    %4:gpr(p0) = G_GLOBAL_VALUE @foo1
45    %3:gpr(p0) = COPY %4(p0)
46    %7:gpr(p0) = G_GLOBAL_VALUE @foo2
47    %6:gpr(p0) = COPY %7(p0)
48    %0:gpr(p0) = G_FRAME_INDEX %stack.0.retval
49    G_STORE %1(s32), %0(p0) :: (store (s32) into %ir.retval)
50    %2:gpr(s32) = G_LOAD %3(p0) :: (load (s32) from @foo1)
51    %5:gpr(s32) = G_LOAD %6(p0) :: (load (s32) from @foo2)
52    %8:gpr(s32) = G_ADD %2, %5
53    $w0 = COPY %8(s32)
54    RET_ReallyLR implicit $w0
55
56...
57