| ; DEFINE: %{compile} = llc -mtriple=aarch64-linux-gnu -aarch64-streaming-hazard-size=0 -mattr=+sme -mattr=+sve -verify-machineinstrs -enable-aarch64-sme-peephole-opt=false < %s |
| ; RUN: %{compile} | FileCheck %s |
| ; RUN: %{compile} -filetype=obj -o %t |
| ; RUN: llvm-objdump --dwarf=frames %t | FileCheck %s --check-prefix=UNWINDINFO |
| |
| ; This tests that functions with streaming mode changes use explicitly use the |
| ; "IncomingVG" (the value of VG on entry to the function) in SVE unwind information. |
| ; |
| ; [ ] N -> S (Normal -> Streaming, mode change) |
| ; [ ] S -> N (Streaming -> Normal, mode change) |
| ; [ ] N -> N (Normal -> Normal, no mode change) |
| ; [ ] S -> S (Streaming -> Streaming, no mode change) |
| ; [ ] LS -> S (Locally-streaming -> Streaming, mode change) |
| ; [ ] SC -> S (Streaming-compatible -> Streaming, mode change) |
| |
| declare void @normal_callee() |
| declare void @streaming_callee() "aarch64_pstate_sm_enabled" |
| |
| ; [x] N -> S |
| ; [ ] S -> N |
| ; [ ] N -> N |
| ; [ ] S -> S |
| ; [ ] LS -> S |
| ; [ ] SC -> S |
| define aarch64_sve_vector_pcs void @normal_caller_streaming_callee() { |
| ; CHECK-LABEL: normal_caller_streaming_callee: |
| ; CHECK: stp x29, x30, [sp, #-32]! // 16-byte Folded Spill |
| ; CHECK: .cfi_def_cfa_offset 32 |
| ; CHECK: cntd x9 |
| ; CHECK: stp x9, x28, [sp, #16] // 16-byte Folded Spill |
| ; CHECK: mov x29, sp |
| ; CHECK: .cfi_def_cfa w29, 32 |
| ; CHECK: .cfi_offset vg, -16 |
| ; CHECK: addvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x78, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d8 @ cfa - 8 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x70, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d9 @ cfa - 16 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x68, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d10 @ cfa - 24 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x60, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d11 @ cfa - 32 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x58, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d12 @ cfa - 40 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x50, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d13 @ cfa - 48 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x48, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d14 @ cfa - 56 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x40, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d15 @ cfa - 64 * IncomingVG - 32 |
| ; CHECK: smstart sm |
| ; CHECK: bl streaming_callee |
| ; CHECK: smstop sm |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa: reg29 +32 |
| ; UNWINDINFO: DW_CFA_offset: reg46 -16 |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| call void @streaming_callee() |
| ret void |
| } |
| |
| ; [ ] N -> S |
| ; [x] S -> N |
| ; [ ] N -> N |
| ; [ ] S -> S |
| ; [ ] LS -> S |
| ; [ ] SC -> S |
| define aarch64_sve_vector_pcs void @streaming_caller_normal_callee() "aarch64_pstate_sm_enabled" { |
| ; CHECK-LABEL: streaming_caller_normal_callee: |
| ; CHECK: stp x29, x30, [sp, #-32]! // 16-byte Folded Spill |
| ; CHECK: .cfi_def_cfa_offset 32 |
| ; CHECK: cntd x9 |
| ; CHECK: stp x9, x28, [sp, #16] // 16-byte Folded Spill |
| ; CHECK: mov x29, sp |
| ; CHECK: .cfi_def_cfa w29, 32 |
| ; CHECK: .cfi_offset vg, -16 |
| ; CHECK: addvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x78, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d8 @ cfa - 8 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x70, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d9 @ cfa - 16 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x68, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d10 @ cfa - 24 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x60, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d11 @ cfa - 32 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x58, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d12 @ cfa - 40 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x50, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d13 @ cfa - 48 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x48, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d14 @ cfa - 56 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x40, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d15 @ cfa - 64 * IncomingVG - 32 |
| ; CHECK: smstop sm |
| ; CHECK: bl normal_callee |
| ; CHECK: smstart sm |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa: reg29 +32 |
| ; UNWINDINFO: DW_CFA_offset: reg46 -16 |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| call void @normal_callee() |
| ret void |
| } |
| |
| ; [ ] N -> S |
| ; [ ] S -> N |
| ; [x] N -> N |
| ; [ ] S -> S |
| ; [ ] LS -> S |
| ; [ ] SC -> S |
| define aarch64_sve_vector_pcs void @normal_caller_normal_callee() { |
| ; CHECK-LABEL: normal_caller_normal_callee: |
| ; CHECK: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill |
| ; CHECK: addvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x0f, 0x0a, 0x8f, 0x10, 0x92, 0x2e, 0x00, 0x11, 0x90, 0x01, 0x1e, 0x22 // sp + 16 + 144 * VG |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x78, 0x1e, 0x22, 0x40, 0x1c // $d8 @ cfa - 8 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x70, 0x1e, 0x22, 0x40, 0x1c // $d9 @ cfa - 16 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x68, 0x1e, 0x22, 0x40, 0x1c // $d10 @ cfa - 24 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x60, 0x1e, 0x22, 0x40, 0x1c // $d11 @ cfa - 32 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x58, 0x1e, 0x22, 0x40, 0x1c // $d12 @ cfa - 40 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x50, 0x1e, 0x22, 0x40, 0x1c // $d13 @ cfa - 48 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x48, 0x1e, 0x22, 0x40, 0x1c // $d14 @ cfa - 56 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x40, 0x1e, 0x22, 0x40, 0x1c // $d15 @ cfa - 64 * VG - 16 |
| ; CHECK: bl normal_callee |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa_expression: DW_OP_breg31 +16, DW_OP_bregx 0x2e +0, DW_OP_consts +144, DW_OP_mul, DW_OP_plus |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_bregx 0x2e +0, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_bregx 0x2e +0, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_bregx 0x2e +0, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_bregx 0x2e +0, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_bregx 0x2e +0, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_bregx 0x2e +0, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_bregx 0x2e +0, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_bregx 0x2e +0, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| call void @normal_callee() |
| ret void |
| } |
| |
| ; [ ] N -> S |
| ; [ ] S -> N |
| ; [ ] N -> N |
| ; [x] S -> S |
| ; [ ] LS -> S |
| ; [ ] SC -> S |
| define aarch64_sve_vector_pcs void @streaming_caller_streaming_callee() "aarch64_pstate_sm_enabled" { |
| ; CHECK-LABEL: streaming_caller_streaming_callee: |
| ; CHECK: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill |
| ; CHECK: addvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x0f, 0x0a, 0x8f, 0x10, 0x92, 0x2e, 0x00, 0x11, 0x90, 0x01, 0x1e, 0x22 // sp + 16 + 144 * VG |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x78, 0x1e, 0x22, 0x40, 0x1c // $d8 @ cfa - 8 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x70, 0x1e, 0x22, 0x40, 0x1c // $d9 @ cfa - 16 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x68, 0x1e, 0x22, 0x40, 0x1c // $d10 @ cfa - 24 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x60, 0x1e, 0x22, 0x40, 0x1c // $d11 @ cfa - 32 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x58, 0x1e, 0x22, 0x40, 0x1c // $d12 @ cfa - 40 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x50, 0x1e, 0x22, 0x40, 0x1c // $d13 @ cfa - 48 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x48, 0x1e, 0x22, 0x40, 0x1c // $d14 @ cfa - 56 * VG - 16 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x09, 0x92, 0x2e, 0x00, 0x11, 0x40, 0x1e, 0x22, 0x40, 0x1c // $d15 @ cfa - 64 * VG - 16 |
| ; CHECK: bl streaming_callee |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa_expression: DW_OP_breg31 +16, DW_OP_bregx 0x2e +0, DW_OP_consts +144, DW_OP_mul, DW_OP_plus |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_bregx 0x2e +0, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_bregx 0x2e +0, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_bregx 0x2e +0, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_bregx 0x2e +0, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_bregx 0x2e +0, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_bregx 0x2e +0, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_bregx 0x2e +0, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_bregx 0x2e +0, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_lit16, DW_OP_minus |
| call void @streaming_callee() |
| ret void |
| } |
| |
| ; [ ] N -> S |
| ; [ ] S -> N |
| ; [ ] N -> N |
| ; [ ] S -> S |
| ; [x] LS -> S |
| ; [ ] SC -> S |
| define aarch64_sve_vector_pcs void @locally_streaming() "aarch64_pstate_sm_body" { |
| ; CHECK-LABEL: locally_streaming: |
| ; CHECK: stp x29, x30, [sp, #-32]! // 16-byte Folded Spill |
| ; CHECK: .cfi_def_cfa_offset 32 |
| ; CHECK: cntd x9 |
| ; CHECK: stp x9, x28, [sp, #16] // 16-byte Folded Spill |
| ; CHECK: mov x29, sp |
| ; CHECK: .cfi_def_cfa w29, 32 |
| ; CHECK: .cfi_offset vg, -16 |
| ; CHECK: addsvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x78, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d8 @ cfa - 8 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x70, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d9 @ cfa - 16 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x68, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d10 @ cfa - 24 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x60, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d11 @ cfa - 32 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x58, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d12 @ cfa - 40 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x50, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d13 @ cfa - 48 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x48, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d14 @ cfa - 56 * IncomingVG - 32 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x0b, 0x12, 0x40, 0x1c, 0x06, 0x11, 0x40, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d15 @ cfa - 64 * IncomingVG - 32 |
| ; CHECK: smstart sm |
| ; CHECK: bl streaming_callee |
| ; CHECK: smstop sm |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa: reg29 +32 |
| ; UNWINDINFO: DW_CFA_offset: reg46 -16 |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_dup, DW_OP_lit16, DW_OP_minus, DW_OP_deref, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_consts -32, DW_OP_plus |
| call void @streaming_callee() |
| ret void |
| } |
| |
| ; [ ] N -> S |
| ; [ ] S -> N |
| ; [ ] N -> N |
| ; [ ] S -> S |
| ; [ ] LS -> S |
| ; [x] SC -> S |
| define aarch64_sve_vector_pcs void @streaming_compatible_caller_conditional_mode_switch() "aarch64_pstate_sm_compatible" { |
| ; CHECK-LABEL: streaming_compatible_caller_conditional_mode_switch: |
| ; CHECK: stp x29, x30, [sp, #-48]! // 16-byte Folded Spill |
| ; CHECK: .cfi_def_cfa_offset 48 |
| ; CHECK: cntd x9 |
| ; CHECK: stp x28, x19, [sp, #32] // 16-byte Folded Spill |
| ; CHECK: str x9, [sp, #16] // 8-byte Folded Spill |
| ; CHECK: mov x29, sp |
| ; CHECK: .cfi_def_cfa w29, 48 |
| ; CHECK: .cfi_offset vg, -32 |
| ; CHECK: addvl sp, sp, #-18 |
| ; CHECK: str z15, [sp, #10, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z14, [sp, #11, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z13, [sp, #12, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z12, [sp, #13, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z11, [sp, #14, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z10, [sp, #15, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z9, [sp, #16, mul vl] // 16-byte Folded Spill |
| ; CHECK: str z8, [sp, #17, mul vl] // 16-byte Folded Spill |
| ; CHECK: .cfi_escape 0x10, 0x48, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x78, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d8 @ cfa - 8 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x49, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x70, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d9 @ cfa - 16 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4a, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x68, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d10 @ cfa - 24 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4b, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x60, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d11 @ cfa - 32 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4c, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x58, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d12 @ cfa - 40 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4d, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x50, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d13 @ cfa - 48 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4e, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x48, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d14 @ cfa - 56 * IncomingVG - 48 |
| ; CHECK: .cfi_escape 0x10, 0x4f, 0x0c, 0x12, 0x11, 0x60, 0x22, 0x06, 0x11, 0x40, 0x1e, 0x22, 0x11, 0x50, 0x22 // $d15 @ cfa - 64 * IncomingVG - 48 |
| ; CHECK: mrs x19, SVCR |
| ; CHECK: tbnz w19, #0, .LBB5_2 |
| ; CHECK: smstart sm |
| ; CHECK: .LBB5_2: |
| ; CHECK: bl streaming_callee |
| ; CHECK: tbnz w19, #0, .LBB5_4 |
| ; CHECK: smstop sm |
| ; CHECK: .LBB5_4: |
| ; |
| ; UNWINDINFO: DW_CFA_def_cfa: reg29 +48 |
| ; UNWINDINFO: DW_CFA_offset: reg46 -32 |
| ; UNWINDINFO: DW_CFA_expression: reg72 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -8, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg73 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -16, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg74 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -24, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg75 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -32, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg76 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -40, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg77 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -48, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg78 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -56, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| ; UNWINDINFO-NEXT: DW_CFA_expression: reg79 DW_OP_dup, DW_OP_consts -32, DW_OP_plus, DW_OP_deref, DW_OP_consts -64, DW_OP_mul, DW_OP_plus, DW_OP_consts -48, DW_OP_plus |
| call void @streaming_callee() |
| ret void |
| } |
