xref: /aosp_15_r20/external/llvm/test/CodeGen/MSP430/jumptable.ll (revision 9880d6810fe72a1726cb53787c6711e909410d58)
1*9880d681SAndroid Build Coastguard Worker; RUN: llc < %s | FileCheck %s
2*9880d681SAndroid Build Coastguard Worker
3*9880d681SAndroid Build Coastguard Workertarget datalayout = "e-p:16:16:16-i8:8:8-i16:16:16-i32:16:32-n8:16"
4*9880d681SAndroid Build Coastguard Workertarget triple = "msp430---elf"
5*9880d681SAndroid Build Coastguard Worker
6*9880d681SAndroid Build Coastguard Worker; Function Attrs: nounwind
7*9880d681SAndroid Build Coastguard Workerdefine i16 @test(i16 %i) #0 {
8*9880d681SAndroid Build Coastguard Workerentry:
9*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: test:
10*9880d681SAndroid Build Coastguard Worker  %retval = alloca i16, align 2
11*9880d681SAndroid Build Coastguard Worker  %i.addr = alloca i16, align 2
12*9880d681SAndroid Build Coastguard Worker  store i16 %i, i16* %i.addr, align 2
13*9880d681SAndroid Build Coastguard Worker  %0 = load i16, i16* %i.addr, align 2
14*9880d681SAndroid Build Coastguard Worker; CHECK: mov.w #2, r14
15*9880d681SAndroid Build Coastguard Worker; CHECK: call #__mulhi3hw_noint
16*9880d681SAndroid Build Coastguard Worker; CHECK: br .LJTI0_0(r15)
17*9880d681SAndroid Build Coastguard Worker  switch i16 %0, label %sw.default [
18*9880d681SAndroid Build Coastguard Worker    i16 0, label %sw.bb
19*9880d681SAndroid Build Coastguard Worker    i16 1, label %sw.bb1
20*9880d681SAndroid Build Coastguard Worker    i16 2, label %sw.bb2
21*9880d681SAndroid Build Coastguard Worker    i16 3, label %sw.bb3
22*9880d681SAndroid Build Coastguard Worker  ]
23*9880d681SAndroid Build Coastguard Worker
24*9880d681SAndroid Build Coastguard Workersw.bb:                                            ; preds = %entry
25*9880d681SAndroid Build Coastguard Worker  store i16 0, i16* %retval
26*9880d681SAndroid Build Coastguard Worker  br label %return
27*9880d681SAndroid Build Coastguard Worker
28*9880d681SAndroid Build Coastguard Workersw.bb1:                                           ; preds = %entry
29*9880d681SAndroid Build Coastguard Worker  store i16 1, i16* %retval
30*9880d681SAndroid Build Coastguard Worker  br label %return
31*9880d681SAndroid Build Coastguard Worker
32*9880d681SAndroid Build Coastguard Workersw.bb2:                                           ; preds = %entry
33*9880d681SAndroid Build Coastguard Worker  store i16 2, i16* %retval
34*9880d681SAndroid Build Coastguard Worker  br label %return
35*9880d681SAndroid Build Coastguard Worker
36*9880d681SAndroid Build Coastguard Workersw.bb3:                                           ; preds = %entry
37*9880d681SAndroid Build Coastguard Worker  store i16 3, i16* %retval
38*9880d681SAndroid Build Coastguard Worker  br label %return
39*9880d681SAndroid Build Coastguard Worker
40*9880d681SAndroid Build Coastguard Workersw.default:                                       ; preds = %entry
41*9880d681SAndroid Build Coastguard Worker  store i16 2, i16* %retval
42*9880d681SAndroid Build Coastguard Worker  br label %return
43*9880d681SAndroid Build Coastguard Worker
44*9880d681SAndroid Build Coastguard Workerreturn:                                           ; preds = %sw.default, %sw.bb3, %sw.bb2, %sw.bb1, %sw.bb
45*9880d681SAndroid Build Coastguard Worker  %1 = load i16, i16* %retval
46*9880d681SAndroid Build Coastguard Worker  ret i16 %1
47*9880d681SAndroid Build Coastguard Worker; CHECK: ret
48*9880d681SAndroid Build Coastguard Worker}
49*9880d681SAndroid Build Coastguard Worker
50*9880d681SAndroid Build Coastguard Worker; CHECK: .LJTI0_0:
51*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .short .LBB0_2
52*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .short .LBB0_4
53*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .short .LBB0_3
54*9880d681SAndroid Build Coastguard Worker; CHECK-NEXT: .short .LBB0_5
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