| // REQUIRES: ppc |
| |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %p/Inputs/shared-ppc64.s -o %t2.o |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %p/Inputs/ppc64-func.s -o %t3.o |
| // RUN: ld.lld -shared %t2.o -o %t2.so |
| // RUN: ld.lld %t.o %t2.so %t3.o -o %t |
| // RUN: llvm-objdump -d %t | FileCheck %s |
| |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %p/Inputs/shared-ppc64.s -o %t2.o |
| // RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %p/Inputs/ppc64-func.s -o %t3.o |
| // RUN: ld.lld -shared %t2.o -o %t2.so |
| // RUN: ld.lld %t.o %t2.so %t3.o -o %t |
| // RUN: llvm-objdump -d %t | FileCheck %s |
| |
| .text |
| .abiversion 2 |
| .global bar_local |
| bar_local: |
| li 3, 2 |
| blr |
| |
| # Calling external function foo in a shared object needs a nop. |
| # Calling local function bar_local doe snot need a nop. |
| .global _start |
| _start: |
| bl foo |
| nop |
| bl bar_local |
| |
| |
| // CHECK: Disassembly of section .text: |
| // CHECK: _start: |
| // CHECK: 1001001c: {{.*}} bl .+67108836 |
| // CHECK-NOT: 10010020: {{.*}} nop |
| // CHECK: 10010020: {{.*}} ld 2, 24(1) |
| // CHECK: 10010024: {{.*}} bl .+67108848 |
| // CHECK-NOT: 10010028: {{.*}} nop |
| // CHECK-NOT: 10010028: {{.*}} ld 2, 24(1) |
| |
| # Calling a function in another object file which will have same |
| # TOC base does not need a nop. If nop present, do not rewrite to |
| # a toc restore |
| .global diff_object |
| _diff_object: |
| bl foo_not_shared |
| bl foo_not_shared |
| nop |
| |
| // CHECK: _diff_object: |
| // CHECK-NEXT: 10010028: {{.*}} bl .+24 |
| // CHECK-NEXT: 1001002c: {{.*}} bl .+20 |
| // CHECK-NEXT: 10010030: {{.*}} nop |
| |
| # Branching to a local function does not need a nop |
| .global noretbranch |
| noretbranch: |
| b bar_local |
| // CHECK: noretbranch: |
| // CHECK: 10010034: {{.*}} b .+67108832 |
| // CHECK-NOT: 10010038: {{.*}} nop |
| // CHECK-NOT: 1001003c: {{.*}} ld 2, 24(1) |
| |
| // This should come last to check the end-of-buffer condition. |
| .global last |
| last: |
| bl foo |
| nop |
| // CHECK: last: |
| // CHECK: 10010038: {{.*}} bl .+67108808 |
| // CHECK-NEXT: 1001003c: {{.*}} ld 2, 24(1) |
