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TheRock/compiler/amd-llvm/llvm/test/CodeGen/AArch64/sve-alloca.ll
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derek.holloway 7502bf64a4
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

113 lines
6.1 KiB
LLVM

; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
; RUN: llc -mtriple=aarch64 -mattr=+sve < %s | FileCheck %s
declare void @bar(ptr)
define void @foo(<vscale x 4 x i64> %dst, i1 %cond) {
; CHECK-LABEL: foo:
; CHECK: // %bb.0: // %entry
; CHECK-NEXT: tbz w0, #0, .LBB0_2
; CHECK-NEXT: // %bb.1: // %if.then
; CHECK-NEXT: stp x29, x30, [sp, #-32]! // 16-byte Folded Spill
; CHECK-NEXT: stp x28, x19, [sp, #16] // 16-byte Folded Spill
; CHECK-NEXT: mov x29, sp
; CHECK-NEXT: addvl sp, sp, #-18
; CHECK-NEXT: str p15, [sp, #4, mul vl] // 2-byte Spill
; CHECK-NEXT: str p14, [sp, #5, mul vl] // 2-byte Spill
; CHECK-NEXT: str p13, [sp, #6, mul vl] // 2-byte Spill
; CHECK-NEXT: str p12, [sp, #7, mul vl] // 2-byte Spill
; CHECK-NEXT: str p11, [sp, #8, mul vl] // 2-byte Spill
; CHECK-NEXT: str p10, [sp, #9, mul vl] // 2-byte Spill
; CHECK-NEXT: str p9, [sp, #10, mul vl] // 2-byte Spill
; CHECK-NEXT: str p8, [sp, #11, mul vl] // 2-byte Spill
; CHECK-NEXT: str p7, [sp, #12, mul vl] // 2-byte Spill
; CHECK-NEXT: str p6, [sp, #13, mul vl] // 2-byte Spill
; CHECK-NEXT: str p5, [sp, #14, mul vl] // 2-byte Spill
; CHECK-NEXT: str p4, [sp, #15, mul vl] // 2-byte Spill
; CHECK-NEXT: str z23, [sp, #2, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z22, [sp, #3, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z21, [sp, #4, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z20, [sp, #5, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z19, [sp, #6, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z18, [sp, #7, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z17, [sp, #8, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z16, [sp, #9, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z15, [sp, #10, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z14, [sp, #11, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z13, [sp, #12, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z12, [sp, #13, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z11, [sp, #14, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z10, [sp, #15, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z9, [sp, #16, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: str z8, [sp, #17, mul vl] // 16-byte Folded Spill
; CHECK-NEXT: mov x19, sp
; CHECK-NEXT: .cfi_def_cfa w29, 32
; CHECK-NEXT: .cfi_offset w19, -8
; CHECK-NEXT: .cfi_offset w28, -16
; CHECK-NEXT: .cfi_offset w30, -24
; CHECK-NEXT: .cfi_offset w29, -32
; CHECK-NEXT: .cfi_escape 0x10, 0x48, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x78, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d8 @ cfa - 8 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x49, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x70, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d9 @ cfa - 16 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4a, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x68, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d10 @ cfa - 24 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4b, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x60, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d11 @ cfa - 32 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4c, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x58, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d12 @ cfa - 40 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4d, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x50, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d13 @ cfa - 48 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4e, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x48, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d14 @ cfa - 56 * VG - 32
; CHECK-NEXT: .cfi_escape 0x10, 0x4f, 0x0a, 0x92, 0x2e, 0x00, 0x11, 0x40, 0x1e, 0x22, 0x11, 0x60, 0x22 // $d15 @ cfa - 64 * VG - 32
; CHECK-NEXT: rdvl x9, #2
; CHECK-NEXT: mov x8, sp
; CHECK-NEXT: add x9, x9, #15
; CHECK-NEXT: and x9, x9, #0xfffffffffffffff0
; CHECK-NEXT: sub x8, x8, x9
; CHECK-NEXT: and x0, x8, #0xffffffffffffffe0
; CHECK-NEXT: mov sp, x0
; CHECK-NEXT: str z1, [x0, #1, mul vl]
; CHECK-NEXT: str z0, [x0]
; CHECK-NEXT: bl bar
; CHECK-NEXT: addvl sp, x29, #-18
; CHECK-NEXT: ldr z23, [sp, #2, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z22, [sp, #3, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z21, [sp, #4, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z20, [sp, #5, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z19, [sp, #6, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z18, [sp, #7, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z17, [sp, #8, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z16, [sp, #9, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z15, [sp, #10, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z14, [sp, #11, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z13, [sp, #12, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z12, [sp, #13, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z11, [sp, #14, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z10, [sp, #15, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z9, [sp, #16, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr z8, [sp, #17, mul vl] // 16-byte Folded Reload
; CHECK-NEXT: ldr p15, [sp, #4, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p14, [sp, #5, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p13, [sp, #6, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p12, [sp, #7, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p11, [sp, #8, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p10, [sp, #9, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p9, [sp, #10, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p8, [sp, #11, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p7, [sp, #12, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p6, [sp, #13, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p5, [sp, #14, mul vl] // 2-byte Reload
; CHECK-NEXT: ldr p4, [sp, #15, mul vl] // 2-byte Reload
; CHECK-NEXT: mov sp, x29
; CHECK-NEXT: ldp x28, x19, [sp, #16] // 16-byte Folded Reload
; CHECK-NEXT: ldp x29, x30, [sp], #32 // 16-byte Folded Reload
; CHECK-NEXT: .LBB0_2: // %if.end
; CHECK-NEXT: ret
entry:
br i1 %cond, label %if.then, label %if.end
if.then:
%ptr = alloca <vscale x 4 x i64>
store <vscale x 4 x i64> %dst, ptr %ptr
call void @bar(ptr %ptr)
br label %if.end
if.end:
ret void
}