1 ; RUN: llc -mtriple=aarch64-none-linux-gnu -disable-fp-elim < %s | FileCheck %s 2 @var = global i32 0 3 4 declare void @bar() 5 6 define void @test_w29_reserved() { 7 ; CHECK-LABEL: test_w29_reserved: 8 ; CHECK: .cfi_startproc 9 ; CHECK: .cfi_def_cfa sp, 96 10 ; CHECK: add x29, sp, #{{[0-9]+}} 11 ; CHECK: .cfi_def_cfa x29, 16 12 ; CHECK: .cfi_offset x30, -8 13 ; CHECK: .cfi_offset x29, -16 14 ; CHECK: .cfi_offset x28, -24 15 ; CHECK: .cfi_offset x27, -32 16 ; CHECK: .cfi_offset x26, -40 17 ; CHECK: .cfi_offset x25, -48 18 ; CHECK: .cfi_offset x24, -56 19 ; CHECK: .cfi_offset x23, -64 20 ; CHECK: .cfi_offset x22, -72 21 ; CHECK: .cfi_offset x21, -80 22 ; CHECK: .cfi_offset x20, -88 23 ; CHECK: .cfi_offset x19, -96 24 25 %val1 = load volatile i32* @var 26 %val2 = load volatile i32* @var 27 %val3 = load volatile i32* @var 28 %val4 = load volatile i32* @var 29 %val5 = load volatile i32* @var 30 %val6 = load volatile i32* @var 31 %val7 = load volatile i32* @var 32 %val8 = load volatile i32* @var 33 %val9 = load volatile i32* @var 34 35 ; CHECK-NOT: ldr w29, 36 37 ; Call to prevent fp-elim that occurs regardless in leaf functions. 38 call void @bar() 39 40 store volatile i32 %val1, i32* @var 41 store volatile i32 %val2, i32* @var 42 store volatile i32 %val3, i32* @var 43 store volatile i32 %val4, i32* @var 44 store volatile i32 %val5, i32* @var 45 store volatile i32 %val6, i32* @var 46 store volatile i32 %val7, i32* @var 47 store volatile i32 %val8, i32* @var 48 store volatile i32 %val9, i32* @var 49 50 ret void 51 ; CHECK: ret 52 } 53
