1; RUN: llc -filetype=asm -o - < %s -mtriple arm-arm-none-eabi -disable-fp-elim| FileCheck %s --check-prefix=CHECK-ARM 2; RUN: llc -filetype=asm -o - < %s -mtriple arm-arm-none-eabi | FileCheck %s --check-prefix=CHECK-ARM-FP-ELIM 3 4define void @test1() { 5 %tmp = alloca [ 64 x i32 ] , align 4 6 ret void 7} 8 9!llvm.dbg.cu = !{!0} 10!llvm.module.flags = !{!8, !9} 11!llvm.ident = !{!10} 12 13!0 = metadata !{i32 786449, metadata !1, i32 12, metadata !"clang version 3.5 ", i1 false, metadata !"", i32 0, metadata !2, metadata !2, metadata !3, metadata !2, metadata !2, metadata !""} ; [ DW_TAG_compile_unit ] [/tmp/large.c] [DW_LANG_C99] 14!1 = metadata !{metadata !"large.c", metadata !"/tmp"} 15!2 = metadata !{} 16!3 = metadata !{metadata !4} 17!4 = metadata !{i32 786478, metadata !1, metadata !5, metadata !"test1", metadata !"test1", metadata !"", i32 1, metadata !6, i1 false, i1 true, i32 0, i32 0, null, i32 0, i1 false, void ()* @test1, null, null, metadata !2, i32 1} ; [ DW_TAG_subprogram ] [line 1] [def] [test1] 18!5 = metadata !{i32 786473, metadata !1} ; [ DW_TAG_file_type ] [/tmp/large.c] 19!6 = metadata !{i32 786453, i32 0, null, metadata !"", i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !7, i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] [line 0, size 0, align 0, offset 0] [from ] 20!7 = metadata !{null} 21!8 = metadata !{i32 2, metadata !"Dwarf Version", i32 4} 22!9 = metadata !{i32 1, metadata !"Debug Info Version", i32 1} 23!10 = metadata !{metadata !"clang version 3.5 "} 24!11 = metadata !{i32 2, i32 0, metadata !4, null} 25 26; CHECK-ARM-LABEL: test1: 27; CHECK-ARM: .cfi_startproc 28; CHECK-ARM: sub sp, sp, #256 29; CHECK-ARM: .cfi_endproc 30 31; CHECK-ARM-FP-ELIM-LABEL: test1: 32; CHECK-ARM-FP-ELIM: .cfi_startproc 33; CHECK-ARM-FP-ELIM: sub sp, sp, #256 34; CHECK-ARM-FP-ELIM: .cfi_endproc 35 36define void @test2() { 37 %tmp = alloca [ 4168 x i8 ] , align 4 38 ret void 39} 40 41; CHECK-ARM-LABEL: test2: 42; CHECK-ARM: .cfi_startproc 43; CHECK-ARM: push {r4, r5} 44; CHECK-ARM: .cfi_def_cfa_offset 8 45; CHECK-ARM: .cfi_offset 5, -4 46; CHECK-ARM: .cfi_offset 4, -8 47; CHECK-ARM: sub sp, sp, #72 48; CHECK-ARM: sub sp, sp, #4096 49; CHECK-ARM: .cfi_def_cfa_offset 4176 50; CHECK-ARM: .cfi_endproc 51 52; CHECK-ARM-FP_ELIM-LABEL: test2: 53; CHECK-ARM-FP_ELIM: .cfi_startproc 54; CHECK-ARM-FP_ELIM: push {r4, r5} 55; CHECK-ARM-FP_ELIM: .cfi_def_cfa_offset 8 56; CHECK-ARM-FP_ELIM: .cfi_offset 54, -4 57; CHECK-ARM-FP_ELIM: .cfi_offset 4, -8 58; CHECK-ARM-FP_ELIM: sub sp, sp, #72 59; CHECK-ARM-FP_ELIM: sub sp, sp, #4096 60; CHECK-ARM-FP_ELIM: .cfi_def_cfa_offset 4176 61; CHECK-ARM-FP_ELIM: .cfi_endproc 62 63define i32 @test3() { 64 %retval = alloca i32, align 4 65 %tmp = alloca i32, align 4 66 %a = alloca [805306369 x i8], align 16 67 store i32 0, i32* %tmp 68 %tmp1 = load i32* %tmp 69 ret i32 %tmp1 70} 71 72; CHECK-ARM-LABEL: test3: 73; CHECK-ARM: .cfi_startproc 74; CHECK-ARM: push {r4, r5, r11} 75; CHECK-ARM: .cfi_def_cfa_offset 12 76; CHECK-ARM: .cfi_offset 11, -4 77; CHECK-ARM: .cfi_offset 5, -8 78; CHECK-ARM: .cfi_offset 4, -12 79; CHECK-ARM: add r11, sp, #8 80; CHECK-ARM: .cfi_def_cfa 11, 4 81; CHECK-ARM: sub sp, sp, #20 82; CHECK-ARM: sub sp, sp, #805306368 83; CHECK-ARM: bic sp, sp, #15 84; CHECK-ARM: .cfi_endproc 85 86; CHECK-ARM-FP-ELIM-LABEL: test3: 87; CHECK-ARM-FP-ELIM: .cfi_startproc 88; CHECK-ARM-FP-ELIM: push {r4, r5, r11} 89; CHECK-ARM-FP-ELIM: .cfi_def_cfa_offset 12 90; CHECK-ARM-FP-ELIM: .cfi_offset 11, -4 91; CHECK-ARM-FP-ELIM: .cfi_offset 5, -8 92; CHECK-ARM-FP-ELIM: .cfi_offset 4, -12 93; CHECK-ARM-FP-ELIM: add r11, sp, #8 94; CHECK-ARM-FP-ELIM: .cfi_def_cfa 11, 4 95; CHECK-ARM-FP-ELIM: sub sp, sp, #20 96; CHECK-ARM-FP-ELIM: sub sp, sp, #805306368 97; CHECK-ARM-FP-ELIM: bic sp, sp, #15 98; CHECK-ARM-FP-ELIM: .cfi_endproc 99 100