xref: /llvm-project/llvm/test/CodeGen/CSKY/frameaddr-returnaddr.ll (revision 423ac3d9ee82ff48da91b35ec80497089bc55b9e)
18ddc8169SZi Xuan Wu; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
28ddc8169SZi Xuan Wu; RUN: llc -mtriple=csky -verify-machineinstrs -csky-no-aliases -mattr=+2e3 < %s \
38ddc8169SZi Xuan Wu; RUN:   | FileCheck %s
48ddc8169SZi Xuan Wu
5*423ac3d9SFangrui Songdeclare void @notdead(ptr)
6*423ac3d9SFangrui Songdeclare ptr @llvm.frameaddress(i32)
7*423ac3d9SFangrui Songdeclare ptr @llvm.returnaddress(i32)
88ddc8169SZi Xuan Wu
9*423ac3d9SFangrui Songdefine ptr @test_frameaddress_0() nounwind {
108ddc8169SZi Xuan Wu; CHECK-LABEL: test_frameaddress_0:
118ddc8169SZi Xuan Wu; CHECK:       # %bb.0:
128ddc8169SZi Xuan Wu; CHECK-NEXT:    subi16 sp, sp, 4
138ddc8169SZi Xuan Wu; CHECK-NEXT:    st32.w l4, (sp, 0) # 4-byte Folded Spill
148ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 l4, sp
158ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 a0, l4
168ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 sp, l4
178ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w l4, (sp, 0) # 4-byte Folded Reload
188ddc8169SZi Xuan Wu; CHECK-NEXT:    addi16 sp, sp, 4
198ddc8169SZi Xuan Wu; CHECK-NEXT:    rts16
20*423ac3d9SFangrui Song  %1 = call ptr @llvm.frameaddress(i32 0)
21*423ac3d9SFangrui Song  ret ptr %1
228ddc8169SZi Xuan Wu}
238ddc8169SZi Xuan Wu
24*423ac3d9SFangrui Songdefine ptr @test_frameaddress_2() nounwind {
258ddc8169SZi Xuan Wu; CHECK-LABEL: test_frameaddress_2:
268ddc8169SZi Xuan Wu; CHECK:       # %bb.0:
278ddc8169SZi Xuan Wu; CHECK-NEXT:    subi16 sp, sp, 4
288ddc8169SZi Xuan Wu; CHECK-NEXT:    st32.w l4, (sp, 0) # 4-byte Folded Spill
298ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 l4, sp
308ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w a0, (l4, 0)
318ddc8169SZi Xuan Wu; CHECK-NEXT:    ld16.w a0, (a0, 0)
328ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 sp, l4
338ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w l4, (sp, 0) # 4-byte Folded Reload
348ddc8169SZi Xuan Wu; CHECK-NEXT:    addi16 sp, sp, 4
358ddc8169SZi Xuan Wu; CHECK-NEXT:    rts16
36*423ac3d9SFangrui Song  %1 = call ptr @llvm.frameaddress(i32 2)
37*423ac3d9SFangrui Song  ret ptr %1
388ddc8169SZi Xuan Wu}
398ddc8169SZi Xuan Wu
40*423ac3d9SFangrui Songdefine ptr @test_frameaddress_3_alloca() nounwind {
418ddc8169SZi Xuan Wu; CHECK-LABEL: test_frameaddress_3_alloca:
428ddc8169SZi Xuan Wu; CHECK:       # %bb.0:
438ddc8169SZi Xuan Wu; CHECK-NEXT:    subi16 sp, sp, 8
448ddc8169SZi Xuan Wu; CHECK-NEXT:    st32.w lr, (sp, 4) # 4-byte Folded Spill
458ddc8169SZi Xuan Wu; CHECK-NEXT:    st32.w l4, (sp, 0) # 4-byte Folded Spill
468ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 l4, sp
478ddc8169SZi Xuan Wu; CHECK-NEXT:    subi16 sp, sp, 100
488ddc8169SZi Xuan Wu; CHECK-NEXT:    movi16 a0, 0
498ddc8169SZi Xuan Wu; CHECK-NEXT:    addu16 a0, sp
508ddc8169SZi Xuan Wu; CHECK-NEXT:    jsri32 [.LCPI2_0]
518ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w a0, (l4, 0)
528ddc8169SZi Xuan Wu; CHECK-NEXT:    ld16.w a0, (a0, 0)
538ddc8169SZi Xuan Wu; CHECK-NEXT:    ld16.w a0, (a0, 0)
548ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 sp, l4
558ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w l4, (sp, 0) # 4-byte Folded Reload
568ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w lr, (sp, 4) # 4-byte Folded Reload
578ddc8169SZi Xuan Wu; CHECK-NEXT:    addi16 sp, sp, 8
588ddc8169SZi Xuan Wu; CHECK-NEXT:    rts16
598ddc8169SZi Xuan Wu  %1 = alloca [100 x i8]
60*423ac3d9SFangrui Song  %2 = bitcast ptr %1 to ptr
61*423ac3d9SFangrui Song  call void @notdead(ptr %2)
62*423ac3d9SFangrui Song  %3 = call ptr @llvm.frameaddress(i32 3)
63*423ac3d9SFangrui Song  ret ptr %3
648ddc8169SZi Xuan Wu}
658ddc8169SZi Xuan Wu
66*423ac3d9SFangrui Songdefine ptr @test_returnaddress_0() nounwind {
678ddc8169SZi Xuan Wu; CHECK-LABEL: test_returnaddress_0:
688ddc8169SZi Xuan Wu; CHECK:       # %bb.0:
698ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 a0, lr
708ddc8169SZi Xuan Wu; CHECK-NEXT:    rts16
71*423ac3d9SFangrui Song  %1 = call ptr @llvm.returnaddress(i32 0)
72*423ac3d9SFangrui Song  ret ptr %1
738ddc8169SZi Xuan Wu}
748ddc8169SZi Xuan Wu
75*423ac3d9SFangrui Songdefine ptr @test_returnaddress_2() nounwind {
768ddc8169SZi Xuan Wu; CHECK-LABEL: test_returnaddress_2:
778ddc8169SZi Xuan Wu; CHECK:       # %bb.0:
788ddc8169SZi Xuan Wu; CHECK-NEXT:    subi16 sp, sp, 4
798ddc8169SZi Xuan Wu; CHECK-NEXT:    st32.w l4, (sp, 0) # 4-byte Folded Spill
808ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 l4, sp
818ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w a0, (l4, 0)
828ddc8169SZi Xuan Wu; CHECK-NEXT:    ld16.w a0, (a0, 0)
838ddc8169SZi Xuan Wu; CHECK-NEXT:    ld16.w a0, (a0, 4)
848ddc8169SZi Xuan Wu; CHECK-NEXT:    mov16 sp, l4
858ddc8169SZi Xuan Wu; CHECK-NEXT:    ld32.w l4, (sp, 0) # 4-byte Folded Reload
868ddc8169SZi Xuan Wu; CHECK-NEXT:    addi16 sp, sp, 4
878ddc8169SZi Xuan Wu; CHECK-NEXT:    rts16
88*423ac3d9SFangrui Song  %1 = call ptr @llvm.returnaddress(i32 2)
89*423ac3d9SFangrui Song  ret ptr %1
908ddc8169SZi Xuan Wu}
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