forked from OSchip/llvm-project
216 lines
5.7 KiB
LLVM
216 lines
5.7 KiB
LLVM
; RUN: llc -emulated-tls -mtriple=aarch64-linux-android \
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; RUN: -relocation-model=pic -frame-pointer=all < %s | FileCheck -check-prefix=ARM64 %s
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; RUN: llc -mtriple=aarch64-linux-android \
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; RUN: -relocation-model=pic -frame-pointer=all < %s | FileCheck -check-prefix=ARM64 %s
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; Copied from X86/emutls.ll
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; Use my_emutls_get_address like __emutls_get_address.
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@my_emutls_v_xyz = external global i8*, align 4
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declare i8* @my_emutls_get_address(i8*)
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define i32 @my_get_xyz() {
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; ARM64-LABEL: my_get_xyz:
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; ARM64: adrp x0, :got:my_emutls_v_xyz
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; ARM64-NEXT: ldr x0, [x0, :got_lo12:my_emutls_v_xyz]
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; ARM64-NEXT: bl my_emutls_get_address
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; ARM64-NEXT: ldr w0, [x0]
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; ARM64-NEXT: ldp x29, x30, [sp]
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entry:
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%call = call i8* @my_emutls_get_address(i8* bitcast (i8** @my_emutls_v_xyz to i8*))
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%0 = bitcast i8* %call to i32*
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%1 = load i32, i32* %0, align 4
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ret i32 %1
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}
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@i1 = thread_local global i32 15
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@i2 = external thread_local global i32
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@i3 = internal thread_local global i32 15
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@i4 = hidden thread_local global i32 15
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@i5 = external hidden thread_local global i32
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@s1 = thread_local global i16 15
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@b1 = thread_local global i8 0
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define i32 @f1() {
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; ARM64-LABEL: f1:
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; ARM64: adrp x0, :got:__emutls_v.i1
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; ARM64-NEXT: ldr x0, [x0, :got_lo12:__emutls_v.i1]
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; ARM64-NEXT: bl __emutls_get_address
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; ARM64-NEXT: ldr w0, [x0]
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; ARM64-NEXT: ldp x29, x30, [sp]
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entry:
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%tmp1 = load i32, i32* @i1
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ret i32 %tmp1
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}
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define i32* @f2() {
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; ARM64-LABEL: f2:
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; ARM64: adrp x0, :got:__emutls_v.i1
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; ARM64-NEXT: ldr x0, [x0, :got_lo12:__emutls_v.i1]
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; ARM64-NEXT: bl __emutls_get_address
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; ARM64-NEXT: ldp x29, x30, [sp]
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entry:
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ret i32* @i1
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}
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define i32 @f5() nounwind {
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; ARM64-LABEL: f5:
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; ARM64: adrp x0, __emutls_v.i3
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; ARM64: add x0, x0, :lo12:__emutls_v.i3
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; ARM64: bl __emutls_get_address
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; ARM64-NEXT: ldr w0, [x0]
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entry:
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%tmp1 = load i32, i32* @i3
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ret i32 %tmp1
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}
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define i32* @f6() {
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; ARM64-LABEL: f6:
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; ARM64: adrp x0, __emutls_v.i3
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; ARM64: add x0, x0, :lo12:__emutls_v.i3
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; ARM64-NEXT: bl __emutls_get_address
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; ARM64-NEXT: ldp x29, x30, [sp]
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entry:
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ret i32* @i3
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}
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; Simple test of comdat __thread variables.
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; template <class T> struct A { static __thread T x; };
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; template <class T> T __thread A<T>::x;
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; int getIntX() { return A<int>::x++; }
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; float getFloatX() { return A<float>::x++; }
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$_ZN1AIiE1xE = comdat any
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$_ZN1AIfE1xE = comdat any
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@_ZN1AIiE1xE = linkonce_odr thread_local global i32 0, comdat, align 4
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@_ZN1AIfE1xE = linkonce_odr thread_local global float 0.000000e+00, comdat, align 4
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define i32 @_Z7getIntXv() {
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; ARM64-LABEL: _Z7getIntXv:
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; ARM64: adrp x0, :got:__emutls_v._ZN1AIiE1xE
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; ARM64: ldr x0, [x0, :got_lo12:__emutls_v._ZN1AIiE1xE]
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; ARM64-NEXT: bl __emutls_get_address
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; ARM64-NEXT: ldr {{.*}}, [x0]
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; ARM64: add
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; ARM64: str {{.*}}, [x0]
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entry:
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%0 = load i32, i32* @_ZN1AIiE1xE, align 4
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%inc = add nsw i32 %0, 1
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store i32 %inc, i32* @_ZN1AIiE1xE, align 4
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ret i32 %0
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}
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define float @_Z9getFloatXv() {
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; ARM64-LABEL: _Z9getFloatXv:
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; ARM64: adrp x0, :got:__emutls_v._ZN1AIfE1xE
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; ARM64: ldr x0, [x0, :got_lo12:__emutls_v._ZN1AIfE1xE]
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; ARM64-NEXT: bl __emutls_get_address
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; ARM64-NEXT: ldr {{.*}}, [x0]
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; ARM64: fadd s{{.*}}, s
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; ARM64: str s{{.*}}, [x0]
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entry:
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%0 = load float, float* @_ZN1AIfE1xE, align 4
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%inc = fadd float %0, 1.000000e+00
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store float %inc, float* @_ZN1AIfE1xE, align 4
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ret float %0
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}
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;;;;;;;;;;;;;; 64-bit __emutls_v. and __emutls_t.
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; ARM64: .data{{$}}
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; ARM64: .globl __emutls_v.i1
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; ARM64-LABEL: __emutls_v.i1:
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword __emutls_t.i1
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; ARM64: .section .rodata,
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; ARM64-LABEL: __emutls_t.i1:
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; ARM64-NEXT: .word 15
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; ARM64-NOT: __emutls_v.i2
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; ARM64: .data{{$}}
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; ARM64-NOT: .globl
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; ARM64-LABEL: __emutls_v.i3:
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword __emutls_t.i3
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; ARM64: .section .rodata,
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; ARM64-LABEL: __emutls_t.i3:
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; ARM64-NEXT: .word 15
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; ARM64: .hidden __emutls_v.i4
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; ARM64: .data{{$}}
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; ARM64: .globl __emutls_v.i4
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; ARM64-LABEL: __emutls_v.i4:
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword __emutls_t.i4
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; ARM64: .section .rodata,
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; ARM64-LABEL: __emutls_t.i4:
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; ARM64-NEXT: .word 15
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; ARM64-NOT: __emutls_v.i5:
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; ARM64: .hidden __emutls_v.i5
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; ARM64-NOT: __emutls_v.i5:
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; ARM64: .data{{$}}
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; ARM64: .globl __emutls_v.s1
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; ARM64-LABEL: __emutls_v.s1:
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; ARM64-NEXT: .xword 2
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; ARM64-NEXT: .xword 2
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword __emutls_t.s1
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; ARM64: .section .rodata,
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; ARM64-LABEL: __emutls_t.s1:
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; ARM64-NEXT: .hword 15
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; ARM64: .data{{$}}
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; ARM64-LABEL: __emutls_v.b1:
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; ARM64-NEXT: .xword 1
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; ARM64-NEXT: .xword 1
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword 0
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; ARM64-NOT: __emutls_t.b1
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; ARM64: .section .data.__emutls_v._ZN1AIiE1xE,{{.*}},__emutls_v._ZN1AIiE1xE,comdat
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; ARM64: .weak __emutls_v._ZN1AIiE1xE
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; ARM64: .p2align 3
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; ARM64-LABEL: __emutls_v._ZN1AIiE1xE:
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword 0
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; ARM64: .section .data.__emutls_v._ZN1AIfE1xE,{{.*}},__emutls_v._ZN1AIfE1xE,comdat
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; ARM64: .weak __emutls_v._ZN1AIfE1xE
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; ARM64: .p2align 3
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; ARM64-LABEL: __emutls_v._ZN1AIfE1xE:
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 4
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; ARM64-NEXT: .xword 0
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; ARM64-NEXT: .xword __emutls_t._ZN1AIfE1xE
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; ARM64: .section .rodata.__emutls_t._ZN1AIfE1xE,{{.*}},__emutls_t._ZN1AIfE1xE,comdat
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; ARM64: .weak __emutls_t._ZN1AIfE1xE
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; ARM64: .p2align 2
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; ARM64-LABEL: __emutls_t._ZN1AIfE1xE:
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; ARM64-NEXT: .word 0
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; ARM64-NEXT: .size
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