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; RUN: llc < %s -emulated-tls -mcpu=generic -mtriple=i386-linux-gnu -relocation-model=pic \
; RUN: | FileCheck -check-prefix=X32 %s
; RUN: llc < %s -emulated-tls -mcpu=generic -mtriple=x86_64-linux-gnu -relocation-model=pic \
; RUN: | FileCheck -check-prefix=X64 %s
; RUN: llc < %s -emulated-tls -mcpu=generic -mtriple=i386-linux-android -relocation-model=pic \
; RUN: | FileCheck -check-prefix=X32 %s
; RUN: llc < %s -emulated-tls -mcpu=generic -mtriple=x86_64-linux-android -relocation-model=pic \
; RUN: | FileCheck -check-prefix=X64 %s
; Use my_emutls_get_address like __emutls_get_address.
@my_emutls_v_xyz = external global i8*, align 4
declare i8* @my_emutls_get_address(i8*)
define i32 @my_get_xyz() {
; X32-LABEL: my_get_xyz:
; X32: movl my_emutls_v_xyz@GOT(%ebx), %eax
; X32-NEXT: movl %eax, (%esp)
; X32-NEXT: calll my_emutls_get_address@PLT
; X32-NEXT: movl (%eax), %eax
; X32-NEXT: addl $8, %esp
; X32-NEXT: .cfi_def_cfa_offset 8
; X32-NEXT: popl %ebx
; X32-NEXT: .cfi_def_cfa_offset 4
; X32-NEXT: retl
; X64-LABEL: my_get_xyz:
; X64: movq my_emutls_v_xyz@GOTPCREL(%rip), %rdi
; X64-NEXT: callq my_emutls_get_address@PLT
; X64-NEXT: movl (%rax), %eax
; X64-NEXT: popq %rcx
; X64-NEXT: .cfi_def_cfa_offset 8
; X64-NEXT: retq
entry:
%call = call i8* @my_emutls_get_address(i8* bitcast (i8** @my_emutls_v_xyz to i8*))
%0 = bitcast i8* %call to i32*
%1 = load i32, i32* %0, align 4
ret i32 %1
}
@i = thread_local global i32 15
@i2 = external thread_local global i32
define i32 @f1() {
; X32-LABEL: f1:
; X32: leal __emutls_v.i@GOTOFF(%ebx), %eax
; X32-NEXT: movl %eax, (%esp)
; X32-NEXT: calll __emutls_get_address@PLT
; X32-NEXT: movl (%eax), %eax
; X32-NEXT: addl $8, %esp
; X32-NEXT: .cfi_def_cfa_offset 8
; X32-NEXT: popl %ebx
; X32-NEXT: .cfi_def_cfa_offset 4
; X32-NEXT: retl
; X64-LABEL: f1:
; X64: leaq __emutls_v.i(%rip), %rdi
; X64-NEXT: callq __emutls_get_address@PLT
; X64-NEXT: movl (%rax), %eax
; X64-NEXT: popq %rcx
; X64-NEXT: .cfi_def_cfa_offset 8
; X64-NEXT: retq
entry:
%tmp1 = load i32, i32* @i
ret i32 %tmp1
}
define i32* @f2() {
; X32-LABEL: f2:
; X32: leal __emutls_v.i@GOTOFF(%ebx), %eax
; X32-NEXT: movl %eax, (%esp)
; X32-NEXT: calll __emutls_get_address@PLT
; X64-LABEL: f2:
; X64: leaq __emutls_v.i(%rip), %rdi
; X64-NEXT: callq __emutls_get_address@PLT
entry:
ret i32* @i
}
define i32 @f3() {
; X32-LABEL: f3:
; X32: movl __emutls_v.i2@GOT(%ebx), %eax
; X32-NEXT: movl %eax, (%esp)
; X32-NEXT: calll __emutls_get_address@PLT
; X64-LABEL: f3:
; X64: movq __emutls_v.i2@GOTPCREL(%rip), %rdi
; X64-NEXT: callq __emutls_get_address@PLT
entry:
%tmp1 = load i32, i32* @i2
ret i32 %tmp1
}
define i32* @f4() {
; X32-LABEL: f4:
; X32: movl __emutls_v.i2@GOT(%ebx), %eax
; X32-NEXT: movl %eax, (%esp)
; X32-NEXT: calll __emutls_get_address@PLT
; X64-LABEL: f4:
; X64: movq __emutls_v.i2@GOTPCREL(%rip), %rdi
; X64-NEXT: callq __emutls_get_address@PLT
entry:
ret i32* @i2
}
;;;;; 32-bit targets
; X32: .data
; X32-LABEL: __emutls_v.i:
; X32-NEXT: .long 4
; X32-NEXT: .long 4
; X32-NEXT: .long 0
; X32-NEXT: .long __emutls_t.i
; X32: .section .rodata,
; X32-LABEL: __emutls_t.i:
; X32-NEXT: .long 15
; X32-NOT: __emutls_v.i2
; X32-NOT: __emutls_t.i2
;;;;; 64-bit targets
; X64: .data
; X64-LABEL: __emutls_v.i:
; X64-NEXT: .quad 4
; X64-NEXT: .quad 4
; X64-NEXT: .quad 0
; X64-NEXT: .quad __emutls_t.i
; X64: .section .rodata,
; X64-LABEL: __emutls_t.i:
; X64-NEXT: .long 15
; X64-NOT: __emutls_v.i2
; X64-NOT: __emutls_t.i2
!llvm.module.flags = !{!0, !1}
!0 = !{i32 1, !"PIC Level", i32 1}
!1 = !{i32 1, !"PIE Level", i32 1}
|
