| ; REQUIRES: aarch64 |
| |
| ; RUN: rm -rf %t; mkdir %t |
| |
| ; RUN: llc -filetype=obj %s -O3 -o %t/icf-obj.o -enable-machine-outliner=never -mtriple arm64-apple-macos -addrsig |
| ; RUN: %lld -arch arm64 -lSystem --icf=safe -dylib -o %t/icf-safe.dylib %t/icf-obj.o |
| ; RUN: %lld -arch arm64 -lSystem --icf=all -dylib -o %t/icf-all.dylib %t/icf-obj.o |
| ; RUN: llvm-objdump %t/icf-safe.dylib -d --macho | FileCheck %s --check-prefix=ICFSAFE |
| ; RUN: llvm-objdump %t/icf-all.dylib -d --macho | FileCheck %s --check-prefix=ICFALL |
| |
| ; RUN: llvm-as %s -o %t/icf-bitcode.o |
| ; RUN: %lld -arch arm64 -lSystem --icf=safe -dylib -o %t/icf-safe-bitcode.dylib %t/icf-bitcode.o |
| ; RUN: %lld -arch arm64 -lSystem --icf=all -dylib -o %t/icf-all-bitcode.dylib %t/icf-bitcode.o |
| ; RUN: llvm-objdump %t/icf-safe-bitcode.dylib -d --macho | FileCheck %s --check-prefix=ICFSAFE |
| ; RUN: llvm-objdump %t/icf-all-bitcode.dylib -d --macho | FileCheck %s --check-prefix=ICFALL |
| |
| ; ICFSAFE-LABEL: _callAllFunctions |
| ; ICFSAFE: bl _func02 |
| ; ICFSAFE-NEXT: bl _func02 |
| ; ICFSAFE-NEXT: bl _func03_takeaddr |
| |
| ; ICFALL-LABEL: _callAllFunctions |
| ; ICFALL: bl _func03_takeaddr |
| ; ICFALL-NEXT: bl _func03_takeaddr |
| ; ICFALL-NEXT: bl _func03_takeaddr |
| |
| target datalayout = "e-m:o-i64:64-i128:128-n32:64-S128" |
| target triple = "arm64-apple-macos11.0" |
| |
| @result = global i32 0, align 4 |
| |
| define void @func01() local_unnamed_addr noinline { |
| entry: |
| %0 = load volatile i32, ptr @result, align 4 |
| %add = add nsw i32 %0, 1 |
| store volatile i32 %add, ptr @result, align 4 |
| ret void |
| } |
| |
| define void @func02() local_unnamed_addr noinline { |
| entry: |
| %0 = load volatile i32, ptr @result, align 4 |
| %add = add nsw i32 %0, 1 |
| store volatile i32 %add, ptr @result, align 4 |
| ret void |
| } |
| |
| define void @func03_takeaddr() noinline { |
| entry: |
| %0 = load volatile i32, ptr @result, align 4 |
| %add = add nsw i32 %0, 1 |
| store volatile i32 %add, ptr @result, align 4 |
| ret void |
| } |
| |
| define void @callAllFunctions() local_unnamed_addr { |
| entry: |
| tail call void @func01() |
| tail call void @func02() |
| tail call void @func03_takeaddr() |
| %0 = load volatile i32, ptr @result, align 4 |
| %add = add nsw i32 %0, ptrtoint (ptr @func03_takeaddr to i32) |
| store volatile i32 %add, ptr @result, align 4 |
| ret void |
| } |