200 lines
6.1 KiB
LLVM
200 lines
6.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
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; RUN: llc < %s -mtriple=i686 --relocation-model=pic -enable-tlsdesc | FileCheck %s --check-prefix=X86
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; RUN: llc < %s -mtriple=x86_64-pc-linux-gnux32 --relocation-model=pic -enable-tlsdesc | FileCheck %s --check-prefix=X32
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; RUN: llc < %s -mtriple=x86_64 --relocation-model=pic -enable-tlsdesc | FileCheck %s --check-prefix=X64
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@x = thread_local global i32 0, align 4
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@y = internal thread_local global i32 1, align 4
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@z = external hidden thread_local global i32, align 4
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define ptr @f1() nounwind {
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; X86-LABEL: f1:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebp
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; X86-NEXT: pushl %ebx
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; X86-NEXT: pushl %edi
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; X86-NEXT: pushl %esi
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; X86-NEXT: pushl %eax
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; X86-NEXT: calll .L0$pb
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; X86-NEXT: .L0$pb:
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; X86-NEXT: popl %ebx
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; X86-NEXT: .Ltmp0:
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; X86-NEXT: addl $_GLOBAL_OFFSET_TABLE_+(.Ltmp0-.L0$pb), %ebx
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; X86-NEXT: #APP
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; X86-NEXT: #NO_APP
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; X86-NEXT: movl %eax, (%esp) # 4-byte Spill
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; X86-NEXT: leal x@tlsdesc(%ebx), %eax
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; X86-NEXT: calll *x@tlscall(%eax)
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; X86-NEXT: addl %gs:0, %eax
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; X86-NEXT: movl (%esp), %ebx # 4-byte Reload
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; X86-NEXT: #APP
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; X86-NEXT: #NO_APP
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; X86-NEXT: addl $4, %esp
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; X86-NEXT: popl %esi
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; X86-NEXT: popl %edi
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; X86-NEXT: popl %ebx
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; X86-NEXT: popl %ebp
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; X86-NEXT: retl
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;
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; X32-LABEL: f1:
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; X32: # %bb.0:
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; X32-NEXT: pushq %rax
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; X32-NEXT: #APP
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; X32-NEXT: #NO_APP
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; X32-NEXT: leal x@tlsdesc(%rip), %eax
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; X32-NEXT: callq *x@tlscall(%eax)
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; X32-NEXT: # kill: def $eax killed $eax def $rax
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; X32-NEXT: addl %fs:0, %eax
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; X32-NEXT: #APP
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; X32-NEXT: #NO_APP
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; X32-NEXT: popq %rcx
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; X32-NEXT: retq
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;
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; X64-LABEL: f1:
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; X64: # %bb.0:
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; X64-NEXT: pushq %rax
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; X64-NEXT: #APP
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; X64-NEXT: #NO_APP
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; X64-NEXT: leaq x@tlsdesc(%rip), %rax
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; X64-NEXT: callq *x@tlscall(%rax)
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; X64-NEXT: addq %fs:0, %rax
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; X64-NEXT: #APP
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; X64-NEXT: #NO_APP
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; X64-NEXT: popq %rcx
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; X64-NEXT: retq
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%a = call { i32, i32, i32, i32, i32, i32 } asm sideeffect "", "=r,=r,=r,=r,=r,=r,~{dirflag},~{fpsr},~{flags}"()
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%b = call ptr @llvm.threadlocal.address.p0(ptr @x)
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%a.0 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 0
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%a.1 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 1
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%a.2 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 2
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%a.3 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 3
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%a.4 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 4
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%a.5 = extractvalue { i32, i32, i32, i32, i32, i32 } %a, 5
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call void asm sideeffect "", "r,r,r,r,r,r,~{dirflag},~{fpsr},~{flags}"(i32 %a.0, i32 %a.1, i32 %a.2, i32 %a.3, i32 %a.4, i32 %a.5)
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ret ptr %b
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}
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define i32 @f2() nounwind {
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; X86-LABEL: f2:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebx
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; X86-NEXT: calll .L1$pb
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; X86-NEXT: .L1$pb:
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; X86-NEXT: popl %ebx
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; X86-NEXT: .Ltmp1:
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; X86-NEXT: addl $_GLOBAL_OFFSET_TABLE_+(.Ltmp1-.L1$pb), %ebx
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; X86-NEXT: movl %gs:0, %ecx
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; X86-NEXT: leal x@tlsdesc(%ebx), %eax
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; X86-NEXT: calll *x@tlscall(%eax)
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; X86-NEXT: movl (%eax,%ecx), %eax
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; X86-NEXT: popl %ebx
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; X86-NEXT: retl
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;
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; X32-LABEL: f2:
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; X32: # %bb.0:
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; X32-NEXT: pushq %rax
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; X32-NEXT: movl %fs:0, %ecx
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; X32-NEXT: leal x@tlsdesc(%rip), %eax
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; X32-NEXT: callq *x@tlscall(%eax)
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; X32-NEXT: movl (%eax,%ecx), %eax
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; X32-NEXT: popq %rcx
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; X32-NEXT: retq
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;
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; X64-LABEL: f2:
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; X64: # %bb.0:
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; X64-NEXT: pushq %rax
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; X64-NEXT: movq %fs:0, %rcx
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; X64-NEXT: leaq x@tlsdesc(%rip), %rax
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; X64-NEXT: callq *x@tlscall(%rax)
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; X64-NEXT: movl (%rax,%rcx), %eax
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; X64-NEXT: popq %rcx
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; X64-NEXT: retq
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%1 = tail call ptr @llvm.threadlocal.address.p0(ptr @x)
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%2 = load i32, ptr %1
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ret i32 %2
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}
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define ptr @f3() nounwind {
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; X86-LABEL: f3:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebx
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; X86-NEXT: calll .L2$pb
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; X86-NEXT: .L2$pb:
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; X86-NEXT: popl %ebx
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; X86-NEXT: .Ltmp2:
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; X86-NEXT: addl $_GLOBAL_OFFSET_TABLE_+(.Ltmp2-.L2$pb), %ebx
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; X86-NEXT: leal x@tlsdesc(%ebx), %eax
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; X86-NEXT: calll *x@tlscall(%eax)
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; X86-NEXT: addl %gs:0, %eax
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; X86-NEXT: popl %ebx
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; X86-NEXT: retl
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;
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; X32-LABEL: f3:
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; X32: # %bb.0:
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; X32-NEXT: pushq %rax
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; X32-NEXT: leal x@tlsdesc(%rip), %eax
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; X32-NEXT: callq *x@tlscall(%eax)
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; X32-NEXT: # kill: def $eax killed $eax def $rax
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; X32-NEXT: addl %fs:0, %eax
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; X32-NEXT: popq %rcx
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; X32-NEXT: retq
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;
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; X64-LABEL: f3:
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; X64: # %bb.0:
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; X64-NEXT: pushq %rax
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; X64-NEXT: leaq x@tlsdesc(%rip), %rax
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; X64-NEXT: callq *x@tlscall(%rax)
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; X64-NEXT: addq %fs:0, %rax
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; X64-NEXT: popq %rcx
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; X64-NEXT: retq
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%1 = tail call ptr @llvm.threadlocal.address.p0(ptr @x)
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ret ptr %1
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}
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define i32 @f4() nounwind {
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; X86-LABEL: f4:
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; X86: # %bb.0:
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; X86-NEXT: pushl %ebx
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; X86-NEXT: calll .L3$pb
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; X86-NEXT: .L3$pb:
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; X86-NEXT: popl %ebx
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; X86-NEXT: .Ltmp3:
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; X86-NEXT: addl $_GLOBAL_OFFSET_TABLE_+(.Ltmp3-.L3$pb), %ebx
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; X86-NEXT: movl %gs:0, %edx
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; X86-NEXT: leal _TLS_MODULE_BASE_@tlsdesc(%ebx), %eax
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; X86-NEXT: calll *_TLS_MODULE_BASE_@tlscall(%eax)
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; X86-NEXT: movl y@DTPOFF(%eax,%edx), %ecx
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; X86-NEXT: addl z@DTPOFF(%eax,%edx), %ecx
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; X86-NEXT: movl %ecx, %eax
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; X86-NEXT: popl %ebx
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; X86-NEXT: retl
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;
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; X32-LABEL: f4:
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; X32: # %bb.0:
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; X32-NEXT: pushq %rax
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; X32-NEXT: movl %fs:0, %edx
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; X32-NEXT: leal _TLS_MODULE_BASE_@tlsdesc(%rip), %eax
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; X32-NEXT: callq *_TLS_MODULE_BASE_@tlscall(%eax)
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; X32-NEXT: movl y@DTPOFF(%eax,%edx), %ecx
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; X32-NEXT: addl z@DTPOFF(%eax,%edx), %ecx
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; X32-NEXT: movl %ecx, %eax
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; X32-NEXT: popq %rcx
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; X32-NEXT: retq
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;
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; X64-LABEL: f4:
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; X64: # %bb.0:
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; X64-NEXT: pushq %rax
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; X64-NEXT: movq %fs:0, %rdx
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; X64-NEXT: leaq _TLS_MODULE_BASE_@tlsdesc(%rip), %rax
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; X64-NEXT: callq *_TLS_MODULE_BASE_@tlscall(%rax)
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; X64-NEXT: movl y@DTPOFF(%rax,%rdx), %ecx
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; X64-NEXT: addl z@DTPOFF(%rax,%rdx), %ecx
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; X64-NEXT: movl %ecx, %eax
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; X64-NEXT: popq %rcx
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; X64-NEXT: retq
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%1 = load i32, ptr @y, align 4
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%2 = load i32, ptr @z, align 4
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%3 = add nsw i32 %1, %2
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ret i32 %3
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}
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