xref: /aosp_15_r20/external/llvm/test/CodeGen/Thumb/thumb-ldm.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s -mtriple=thumbv6m-eabi -verify-machineinstrs -o - | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Worker@X = external global [0 x i32]          ; <[0 x i32]*> [#uses=5]
4*9880d681SAndroid Build Coastguard Worker
5*9880d681SAndroid Build Coastguard Workerdefine i32 @t1() {
6*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t1:
7*9880d681SAndroid Build Coastguard Worker; CHECK: push {r7, lr}
8*9880d681SAndroid Build Coastguard Worker; CHECK: ldm
9*9880d681SAndroid Build Coastguard Worker; CHECK: pop {r7, pc}
10*9880d681SAndroid Build Coastguard Worker        %tmp = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 0)            ; <i32> [#uses=1]
11*9880d681SAndroid Build Coastguard Worker        %tmp3 = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 1)           ; <i32> [#uses=1]
12*9880d681SAndroid Build Coastguard Worker        %tmp4 = call i32 @f1( i32 %tmp, i32 %tmp3 )                ; <i32> [#uses=1]
13*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp4
14*9880d681SAndroid Build Coastguard Worker}
15*9880d681SAndroid Build Coastguard Worker
16*9880d681SAndroid Build Coastguard Workerdefine i32 @t2() {
17*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t2:
18*9880d681SAndroid Build Coastguard Worker; CHECK: push {r7, lr}
19*9880d681SAndroid Build Coastguard Worker; CHECK: ldm
20*9880d681SAndroid Build Coastguard Worker; CHECK: pop {r7, pc}
21*9880d681SAndroid Build Coastguard Worker        %tmp = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 2)            ; <i32> [#uses=1]
22*9880d681SAndroid Build Coastguard Worker        %tmp3 = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 3)           ; <i32> [#uses=1]
23*9880d681SAndroid Build Coastguard Worker        %tmp5 = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 4)           ; <i32> [#uses=1]
24*9880d681SAndroid Build Coastguard Worker        %tmp6 = call i32 @f2( i32 %tmp, i32 %tmp3, i32 %tmp5 )             ; <i32> [#uses=1]
25*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp6
26*9880d681SAndroid Build Coastguard Worker}
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workerdefine i32 @t3() {
29*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: t3:
30*9880d681SAndroid Build Coastguard Worker; CHECK: push {r7, lr}
31*9880d681SAndroid Build Coastguard Worker; CHECK: ldm
32*9880d681SAndroid Build Coastguard Worker; CHECK: pop {r7, pc}
33*9880d681SAndroid Build Coastguard Worker        %tmp = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 1)            ; <i32> [#uses=1]
34*9880d681SAndroid Build Coastguard Worker        %tmp3 = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 2)           ; <i32> [#uses=1]
35*9880d681SAndroid Build Coastguard Worker        %tmp5 = load i32, i32* getelementptr ([0 x i32], [0 x i32]* @X, i32 0, i32 3)           ; <i32> [#uses=1]
36*9880d681SAndroid Build Coastguard Worker        %tmp6 = call i32 @f2( i32 %tmp, i32 %tmp3, i32 %tmp5 )             ; <i32> [#uses=1]
37*9880d681SAndroid Build Coastguard Worker        ret i32 %tmp6
38*9880d681SAndroid Build Coastguard Worker}
39*9880d681SAndroid Build Coastguard Worker
40*9880d681SAndroid Build Coastguard Workerdeclare i32 @f1(i32, i32)
41*9880d681SAndroid Build Coastguard Worker
42*9880d681SAndroid Build Coastguard Workerdeclare i32 @f2(i32, i32, i32)
43