11; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 5
22; RUN: llc -mtriple=aarch64-windows-msvc -aarch64-streaming-hazard-size=0 -mattr=+sve,+sme < %s | FileCheck %s
3- ; RUN: llc -mtriple=aarch64-windows-msvc -aarch64-streaming-hazard-size=0 -mattr=+sve,+sme -aarch64-new-sme-abi < %s | FileCheck %s --check-prefix=CHECK-NEWLOWERING
3+ ; RUN: llc -mtriple=aarch64-windows-msvc -aarch64-streaming-hazard-size=0 -mattr=+sve,+sme -aarch64-new-sme-abi < %s | FileCheck %s
44
55declare void @private_za_callee ()
66declare void @shared_za_callee () "aarch64_inout_za"
@@ -18,12 +18,9 @@ define void @test_lazy_save() nounwind "aarch64_inout_za" {
1818; CHECK-NEXT: bl __chkstk
1919; CHECK-NEXT: sub x9, sp, x15, lsl #4
2020; CHECK-NEXT: mov sp, x9
21- ; CHECK-NEXT: stur x9, [x29, #-16]
22- ; CHECK-NEXT: sub x9, x29, #16
23- ; CHECK-NEXT: sturh wzr, [x29, #-6]
24- ; CHECK-NEXT: stur wzr, [x29, #-4]
25- ; CHECK-NEXT: sturh w8, [x29, #-8]
26- ; CHECK-NEXT: msr TPIDR2_EL0, x9
21+ ; CHECK-NEXT: sub x10, x29, #16
22+ ; CHECK-NEXT: stp x9, x8, [x29, #-16]
23+ ; CHECK-NEXT: msr TPIDR2_EL0, x10
2724; CHECK-NEXT: bl private_za_callee
2825; CHECK-NEXT: smstart za
2926; CHECK-NEXT: mrs x8, TPIDR2_EL0
@@ -37,35 +34,6 @@ define void @test_lazy_save() nounwind "aarch64_inout_za" {
3734; CHECK-NEXT: ldr x19, [sp, #16] // 8-byte Folded Reload
3835; CHECK-NEXT: ldp x30, x29, [sp], #32 // 16-byte Folded Reload
3936; CHECK-NEXT: ret
40- ;
41- ; CHECK-NEWLOWERING-LABEL: test_lazy_save:
42- ; CHECK-NEWLOWERING: // %bb.0:
43- ; CHECK-NEWLOWERING-NEXT: stp x30, x29, [sp, #-32]! // 16-byte Folded Spill
44- ; CHECK-NEWLOWERING-NEXT: str x19, [sp, #16] // 8-byte Folded Spill
45- ; CHECK-NEWLOWERING-NEXT: mov x29, sp
46- ; CHECK-NEWLOWERING-NEXT: sub sp, sp, #16
47- ; CHECK-NEWLOWERING-NEXT: rdsvl x8, #1
48- ; CHECK-NEWLOWERING-NEXT: mul x9, x8, x8
49- ; CHECK-NEWLOWERING-NEXT: lsr x15, x9, #4
50- ; CHECK-NEWLOWERING-NEXT: bl __chkstk
51- ; CHECK-NEWLOWERING-NEXT: sub x9, sp, x15, lsl #4
52- ; CHECK-NEWLOWERING-NEXT: mov sp, x9
53- ; CHECK-NEWLOWERING-NEXT: sub x10, x29, #16
54- ; CHECK-NEWLOWERING-NEXT: stp x9, x8, [x29, #-16]
55- ; CHECK-NEWLOWERING-NEXT: msr TPIDR2_EL0, x10
56- ; CHECK-NEWLOWERING-NEXT: bl private_za_callee
57- ; CHECK-NEWLOWERING-NEXT: smstart za
58- ; CHECK-NEWLOWERING-NEXT: mrs x8, TPIDR2_EL0
59- ; CHECK-NEWLOWERING-NEXT: sub x0, x29, #16
60- ; CHECK-NEWLOWERING-NEXT: cbnz x8, .LBB0_2
61- ; CHECK-NEWLOWERING-NEXT: // %bb.1:
62- ; CHECK-NEWLOWERING-NEXT: bl __arm_tpidr2_restore
63- ; CHECK-NEWLOWERING-NEXT: .LBB0_2:
64- ; CHECK-NEWLOWERING-NEXT: msr TPIDR2_EL0, xzr
65- ; CHECK-NEWLOWERING-NEXT: mov sp, x29
66- ; CHECK-NEWLOWERING-NEXT: ldr x19, [sp, #16] // 8-byte Folded Reload
67- ; CHECK-NEWLOWERING-NEXT: ldp x30, x29, [sp], #32 // 16-byte Folded Reload
68- ; CHECK-NEWLOWERING-NEXT: ret
6937 call void @private_za_callee ()
7038 ret void
7139}
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