; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py ; RUN: llc -ppc-asm-full-reg-names -verify-machineinstrs \ ; RUN: -mtriple=powerpc64le-linux-gnu < %s | FileCheck \ ; RUN: -check-prefix=CHECK-LE %s define void @foo(i32 %vla_size) #0 { ; CHECK-LE-LABEL: foo: ; CHECK-LE: # %bb.0: # %entry ; CHECK-LE-NEXT: clrldi r12, r1, 53 ; CHECK-LE-NEXT: std r31, -8(r1) ; CHECK-LE-NEXT: std r30, -16(r1) ; CHECK-LE-NEXT: mr r30, r1 ; CHECK-LE-NEXT: sub r0, r1, r12 ; CHECK-LE-NEXT: li r12, -6144 ; CHECK-LE-NEXT: add r0, r12, r0 ; CHECK-LE-NEXT: sub r12, r0, r1 ; CHECK-LE-NEXT: cmpdi r12, -4096 ; CHECK-LE-NEXT: bge cr0, .LBB0_2 ; CHECK-LE-NEXT: .LBB0_1: # %entry ; CHECK-LE-NEXT: # ; CHECK-LE-NEXT: stdu r30, -4096(r1) ; CHECK-LE-NEXT: addi r12, r12, 4096 ; CHECK-LE-NEXT: cmpdi r12, -4096 ; CHECK-LE-NEXT: blt cr0, .LBB0_1 ; CHECK-LE-NEXT: .LBB0_2: # %entry ; CHECK-LE-NEXT: stdux r30, r1, r12 ; CHECK-LE-NEXT: mr r0, r30 ; CHECK-LE-NEXT: .cfi_def_cfa_register r0 ; CHECK-LE-NEXT: .cfi_def_cfa_register r30 ; CHECK-LE-NEXT: .cfi_offset r31, -8 ; CHECK-LE-NEXT: .cfi_offset r30, -16 ; CHECK-LE-NEXT: clrldi r3, r3, 32 ; CHECK-LE-NEXT: li r5, -2048 ; CHECK-LE-NEXT: mr r31, r1 ; CHECK-LE-NEXT: addi r3, r3, 15 ; CHECK-LE-NEXT: rldicl r3, r3, 60, 4 ; CHECK-LE-NEXT: rldicl r3, r3, 4, 31 ; CHECK-LE-NEXT: neg r4, r3 ; CHECK-LE-NEXT: ld r3, 0(r1) ; CHECK-LE-NEXT: and r5, r4, r5 ; CHECK-LE-NEXT: mr r4, r5 ; CHECK-LE-NEXT: li r5, -4096 ; CHECK-LE-NEXT: divd r6, r4, r5 ; CHECK-LE-NEXT: mulld r5, r6, r5 ; CHECK-LE-NEXT: sub r5, r4, r5 ; CHECK-LE-NEXT: add r4, r1, r4 ; CHECK-LE-NEXT: stdux r3, r1, r5 ; CHECK-LE-NEXT: cmpd r1, r4 ; CHECK-LE-NEXT: beq cr0, .LBB0_4 ; CHECK-LE-NEXT: .LBB0_3: # %entry ; CHECK-LE-NEXT: # ; CHECK-LE-NEXT: stdu r3, -4096(r1) ; CHECK-LE-NEXT: cmpd r1, r4 ; CHECK-LE-NEXT: bne cr0, .LBB0_3 ; CHECK-LE-NEXT: .LBB0_4: # %entry ; CHECK-LE-NEXT: addi r3, r1, 2048 ; CHECK-LE-NEXT: lbz r3, 0(r3) ; CHECK-LE-NEXT: mr r1, r30 ; CHECK-LE-NEXT: ld r31, -8(r1) ; CHECK-LE-NEXT: ld r30, -16(r1) ; CHECK-LE-NEXT: blr entry: %0 = zext i32 %vla_size to i64 %vla = alloca i8, i64 %0, align 2048 %1 = load volatile i8, i8* %vla, align 2048 ret void } attributes #0 = { "probe-stack"="inline-asm" }