| ; RUN: llc -mtriple=armv7a-eabi < %s | FileCheck %s --check-prefix=CHECK-ARM |
| ; RUN: llc -mtriple=armv6m-eabi < %s | FileCheck %s --check-prefix=CHECK-THM |
| |
| ; Function Attrs: minsize optsize |
| declare void @g(ptr) local_unnamed_addr #0 |
| |
| ; Function Attrs: minsize optsize |
| define void @f() local_unnamed_addr #0 { |
| entry: |
| %i = alloca i32, align 4 |
| store i32 1, ptr %i, align 4 |
| call void @g(ptr nonnull %i) |
| ret void |
| } |
| |
| ; Check unwind info does not mention the registers used for padding, and |
| ; the amount of stack adjustment is the same as in the actual |
| ; instructions. |
| |
| ; CHECK-ARM: .save {r11, lr} |
| ; CHECK-ARM-NEXT: .pad #8 |
| ; CHECK-ARM-NEXT: push {r9, r10, r11, lr} |
| ; CHECK-ARM: pop {r2, r3, r11, pc} |
| |
| ; CHECK-THM: .save {r7, lr} |
| ; CHECK-THM-NEXT: .pad #8 |
| ; CHECK-THM-NEXT: push {r5, r6, r7, lr} |
| ; CHECK-THM: pop {r2, r3, r7, pc} |
| |
| |
| define void @f1() local_unnamed_addr #1 { |
| entry: |
| %i = alloca i32, align 4 |
| store i32 1, ptr %i, align 4 |
| call void @g(ptr nonnull %i) |
| ret void |
| } |
| |
| ; Check that unwind info is the same whether or not using -Os (minsize attr) |
| |
| ; CHECK-ARM: .save {r11, lr} |
| ; CHECK-ARM-NEXT: push {r11, lr} |
| ; CHECK-ARM-NEXT: .pad #8 |
| |
| ; CHECK-THM: .save {r7, lr} |
| ; CHECK-THM-NEXT: push {r7, lr} |
| ; CHECK-THM-NEXT: .pad #8 |
| |
| attributes #0 = { minsize optsize } |
| attributes #1 = { optsize } |