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