; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme2 -aarch64-disable-multivector-spill-fill -verify-machineinstrs -force-streaming < %s | FileCheck %s --check-prefixes=NOPAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve2p1 -aarch64-disable-multivector-spill-fill -verify-machineinstrs < %s | FileCheck %s --check-prefixes=NOPAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme -verify-machineinstrs -force-streaming < %s | FileCheck %s --check-prefixes=NOPAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve2 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=NOPAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme2 -verify-machineinstrs -force-streaming < %s | FileCheck %s --check-prefixes=PAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sve2p1 -verify-machineinstrs < %s | FileCheck %s --check-prefixes=PAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme2 -mattr=+sve -verify-machineinstrs < %s | FileCheck %s --check-prefixes=NOPAIR ; RUN: llc -mtriple=aarch64-linux-gnu -mattr=+sme2 -mattr=+sve -verify-machineinstrs -force-streaming < %s | FileCheck %s --check-prefixes=PAIR declare void @my_func() define void @fbyte( %v){ ; NOPAIR-LABEL: fbyte: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-18 ; NOPAIR-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str z23, [sp, #2, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z22, [sp, #3, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z21, [sp, #4, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z20, [sp, #5, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z19, [sp, #6, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z18, [sp, #7, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z17, [sp, #8, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z16, [sp, #9, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z15, [sp, #10, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z14, [sp, #11, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z13, [sp, #12, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z12, [sp, #13, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z11, [sp, #14, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z10, [sp, #15, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; NOPAIR-NEXT: .cfi_offset w30, -8 ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; NOPAIR-NEXT: bl my_func ; NOPAIR-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #18 ; NOPAIR-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: fbyte: ; PAIR: // %bb.0: ; PAIR-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-18 ; PAIR-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z22.b, z23.b }, pn8, [sp, #2, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z20.b, z21.b }, pn8, [sp, #4, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z18.b, z19.b }, pn8, [sp, #6, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z16.b, z17.b }, pn8, [sp, #8, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z14.b, z15.b }, pn8, [sp, #10, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z12.b, z13.b }, pn8, [sp, #12, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z10.b, z11.b }, pn8, [sp, #14, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; PAIR-NEXT: .cfi_offset w30, -8 ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; PAIR-NEXT: bl my_func ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ld1b { z22.b, z23.b }, pn8/z, [sp, #2, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z20.b, z21.b }, pn8/z, [sp, #4, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z18.b, z19.b }, pn8/z, [sp, #6, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z16.b, z17.b }, pn8/z, [sp, #8, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z14.b, z15.b }, pn8/z, [sp, #10, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z12.b, z13.b }, pn8/z, [sp, #12, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z10.b, z11.b }, pn8/z, [sp, #14, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #18 ; PAIR-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; PAIR-NEXT: ret call void @my_func() ret void } define void @fhalf( %v) { ; NOPAIR-LABEL: fhalf: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-18 ; NOPAIR-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str z23, [sp, #2, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z22, [sp, #3, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z21, [sp, #4, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z20, [sp, #5, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z19, [sp, #6, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z18, [sp, #7, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z17, [sp, #8, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z16, [sp, #9, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z15, [sp, #10, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z14, [sp, #11, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z13, [sp, #12, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z12, [sp, #13, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z11, [sp, #14, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z10, [sp, #15, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; NOPAIR-NEXT: .cfi_offset w30, -8 ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; NOPAIR-NEXT: bl my_func ; NOPAIR-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #18 ; NOPAIR-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: fhalf: ; PAIR: // %bb.0: ; PAIR-NEXT: stp x29, x30, [sp, #-16]! // 16-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-18 ; PAIR-NEXT: str p8, [sp, #11, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: str p15, [sp, #4, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z22.b, z23.b }, pn8, [sp, #2, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z20.b, z21.b }, pn8, [sp, #4, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p14, [sp, #5, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z18.b, z19.b }, pn8, [sp, #6, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z16.b, z17.b }, pn8, [sp, #8, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p13, [sp, #6, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z14.b, z15.b }, pn8, [sp, #10, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: st1b { z12.b, z13.b }, pn8, [sp, #12, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p12, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: st1b { z10.b, z11.b }, pn8, [sp, #14, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: str p11, [sp, #8, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p10, [sp, #9, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p9, [sp, #10, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p7, [sp, #12, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p6, [sp, #13, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p5, [sp, #14, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p4, [sp, #15, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0d, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x90, 0x01, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 144 * VG ; PAIR-NEXT: .cfi_offset w30, -8 ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x60, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d11 @ cfa - 16 - 32 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x58, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d12 @ cfa - 16 - 40 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x50, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d13 @ cfa - 16 - 48 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x48, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d14 @ cfa - 16 - 56 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x40, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d15 @ cfa - 16 - 64 * VG ; PAIR-NEXT: bl my_func ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ld1b { z22.b, z23.b }, pn8/z, [sp, #2, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z20.b, z21.b }, pn8/z, [sp, #4, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z18.b, z19.b }, pn8/z, [sp, #6, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z16.b, z17.b }, pn8/z, [sp, #8, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z14.b, z15.b }, pn8/z, [sp, #10, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z12.b, z13.b }, pn8/z, [sp, #12, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ld1b { z10.b, z11.b }, pn8/z, [sp, #14, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #18 ; PAIR-NEXT: ldp x29, x30, [sp], #16 // 16-byte Folded Reload ; PAIR-NEXT: ret call void @my_func() ret void } ;; Do NOT group Z10 ;; DO group Z8 and Z9 and save P8 define aarch64_sve_vector_pcs void @test_clobbers_z_p_regs() { ; NOPAIR-LABEL: test_clobbers_z_p_regs: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-4 ; NOPAIR-NEXT: str p5, [sp, #6, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p4, [sp, #7, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str z10, [sp, #1, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z9, [sp, #2, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #3, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 32 * VG ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldr z10, [sp, #1, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z9, [sp, #2, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #3, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr p5, [sp, #6, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p4, [sp, #7, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #4 ; NOPAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_z_p_regs: ; PAIR: // %bb.0: ; PAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-4 ; PAIR-NEXT: str p8, [sp, #5, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: str p5, [sp, #6, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str p4, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str z10, [sp, #1, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: st1b { z8.b, z9.b }, pn8, [sp, #2, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 32 * VG ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ptrue pn8.b ; PAIR-NEXT: ldr z10, [sp, #1, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ld1b { z8.b, z9.b }, pn8/z, [sp, #2, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ldr p8, [sp, #5, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p5, [sp, #6, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr p4, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #4 ; PAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{p4},~{p5},~{z8},~{z9},~{z10}"() ret void } ;; Do NOT group Z10 ;; DO group Z8 and Z9 and use P9 define aarch64_sve_vector_pcs void @test_clobbers_z_p_regs2() { ; NOPAIR-LABEL: test_clobbers_z_p_regs2: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-4 ; NOPAIR-NEXT: str p10, [sp, #6, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str p9, [sp, #7, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: str z10, [sp, #1, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z9, [sp, #2, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #3, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 32 * VG ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldr z10, [sp, #1, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z9, [sp, #2, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #3, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr p10, [sp, #6, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: ldr p9, [sp, #7, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #4 ; NOPAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_z_p_regs2: ; PAIR: // %bb.0: ; PAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-4 ; PAIR-NEXT: str p9, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: ptrue pn9.b ; PAIR-NEXT: str p10, [sp, #6, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str z10, [sp, #1, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: st1b { z8.b, z9.b }, pn9, [sp, #2, mul vl] // 32-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x20, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 32 * VG ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x68, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 24 * VG ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ptrue pn9.b ; PAIR-NEXT: ldr z10, [sp, #1, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ldr p10, [sp, #6, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ld1b { z8.b, z9.b }, pn9/z, [sp, #2, mul vl] // 32-byte Folded Reload ; PAIR-NEXT: ldr p9, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #4 ; PAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{p9},~{p10},~{z8},~{z9},~{z10}"() ret void } ;; Test order of PRegs and ZRegs when there is no PReg being clobbered define aarch64_sve_vector_pcs void @test_clobbers_z_regs() { ; NOPAIR-LABEL: test_clobbers_z_regs: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-2 ; NOPAIR-NEXT: str z9, [sp] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #1, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x10, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 16 * VG ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldr z9, [sp] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #1, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #2 ; NOPAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_z_regs: ; PAIR: // %bb.0: ; PAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-3 ; PAIR-NEXT: str p8, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: str z9, [sp, #1, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: str z8, [sp, #2, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x18, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 24 * VG ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d9 @ cfa - 16 - 16 * VG ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ldr p8, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: ldr z9, [sp, #1, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: ldr z8, [sp, #2, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #3 ; PAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{z8},~{z9}"() ret void } ;; DO NOT group Z8 and Z9 and ;; DO NOT save P8 ;; It does not belong to the allowed calling conventions ;; NOPAIR and PAIR should have the same assembly define void @test_clobbers_z_regs_negative() { ; NOPAIR-LABEL: test_clobbers_z_regs_negative: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: stp d9, d8, [sp, #-16]! // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_def_cfa_offset 16 ; NOPAIR-NEXT: .cfi_offset b8, -8 ; NOPAIR-NEXT: .cfi_offset b9, -16 ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldp d9, d8, [sp], #16 // 16-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_z_regs_negative: ; PAIR: // %bb.0: ; PAIR-NEXT: stp d9, d8, [sp, #-16]! // 16-byte Folded Spill ; PAIR-NEXT: .cfi_def_cfa_offset 16 ; PAIR-NEXT: .cfi_offset b8, -8 ; PAIR-NEXT: .cfi_offset b9, -16 ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ldp d9, d8, [sp], #16 // 16-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{z8},~{z9}"() ret void } ;; Do NOT save P8 and NOT group any Z8 and Z10 register define aarch64_sve_vector_pcs void @test_clobbers_2_z_regs_negative() { ; NOPAIR-LABEL: test_clobbers_2_z_regs_negative: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-2 ; NOPAIR-NEXT: str z10, [sp] // 16-byte Folded Spill ; NOPAIR-NEXT: str z8, [sp, #1, mul vl] // 16-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x10, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 16 * VG ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; NOPAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 16 * VG ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldr z10, [sp] // 16-byte Folded Reload ; NOPAIR-NEXT: ldr z8, [sp, #1, mul vl] // 16-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #2 ; NOPAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_2_z_regs_negative: ; PAIR: // %bb.0: ; PAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-2 ; PAIR-NEXT: str z10, [sp] // 16-byte Folded Spill ; PAIR-NEXT: str z8, [sp, #1, mul vl] // 16-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x10, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 16 * VG ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x78, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d8 @ cfa - 16 - 8 * VG ; PAIR-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x11, 0x70, 0x22, 0x11, 0x70, 0x92, 0x2e, 0x00, 0x1e, 0x22 // $d10 @ cfa - 16 - 16 * VG ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ldr z10, [sp] // 16-byte Folded Reload ; PAIR-NEXT: ldr z8, [sp, #1, mul vl] // 16-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #2 ; PAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{z8},~{z10}"() ret void } ;; NOTHING TO DO HERE ;; There is no ZReg pairs to save define aarch64_sve_vector_pcs void @test_clobbers_p_reg_negative() { ; NOPAIR-LABEL: test_clobbers_p_reg_negative: ; NOPAIR: // %bb.0: ; NOPAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; NOPAIR-NEXT: addvl sp, sp, #-1 ; NOPAIR-NEXT: str p10, [sp, #7, mul vl] // 2-byte Folded Spill ; NOPAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x08, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 8 * VG ; NOPAIR-NEXT: .cfi_offset w29, -16 ; NOPAIR-NEXT: //APP ; NOPAIR-NEXT: //NO_APP ; NOPAIR-NEXT: ldr p10, [sp, #7, mul vl] // 2-byte Folded Reload ; NOPAIR-NEXT: addvl sp, sp, #1 ; NOPAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; NOPAIR-NEXT: ret ; ; PAIR-LABEL: test_clobbers_p_reg_negative: ; PAIR: // %bb.0: ; PAIR-NEXT: str x29, [sp, #-16]! // 8-byte Folded Spill ; PAIR-NEXT: addvl sp, sp, #-1 ; PAIR-NEXT: str p10, [sp, #7, mul vl] // 2-byte Folded Spill ; PAIR-NEXT: .cfi_escape 0x0f, 0x0c, 0x8f, 0x00, 0x11, 0x10, 0x22, 0x11, 0x08, 0x92, 0x2e, 0x00, 0x1e, 0x22 // sp + 16 + 8 * VG ; PAIR-NEXT: .cfi_offset w29, -16 ; PAIR-NEXT: //APP ; PAIR-NEXT: //NO_APP ; PAIR-NEXT: ldr p10, [sp, #7, mul vl] // 2-byte Folded Reload ; PAIR-NEXT: addvl sp, sp, #1 ; PAIR-NEXT: ldr x29, [sp], #16 // 8-byte Folded Reload ; PAIR-NEXT: ret call void asm sideeffect "", "~{p10}"() ret void }