| ; RUN: llc -mtriple=arm-linux-gnueabi < %s \ |
| ; RUN: | FileCheck -check-prefix=CHECK-NONPIC -check-prefix=COMMON %s |
| ; RUN: llc -mtriple=arm-linux-gnueabi -relocation-model=pic < %s \ |
| ; RUN: | FileCheck -check-prefix=CHECK-PIC -check-prefix=COMMON %s |
| ; RUN: llc -emulated-tls -mtriple=arm-linux-gnueabi < %s \ |
| ; RUN: | FileCheck -check-prefix=EMU -check-prefix=COMMON %s |
| ; RUN: llc -emulated-tls -mtriple=arm-linux-gnueabi -relocation-model=pic < %s \ |
| ; RUN: | FileCheck -check-prefix=EMU -check-prefix=COMMON %s |
| |
| |
| @external_gd = external thread_local global i32 |
| @internal_gd = internal thread_local global i32 42 |
| |
| @external_ld = external thread_local(localdynamic) global i32 |
| @internal_ld = internal thread_local(localdynamic) global i32 42 |
| |
| @external_ie = external thread_local(initialexec) global i32 |
| @internal_ie = internal thread_local(initialexec) global i32 42 |
| |
| @external_le = external thread_local(localexec) global i32 |
| @internal_le = internal thread_local(localexec) global i32 42 |
| |
| ; ----- no model specified ----- |
| |
| define ptr @f1() { |
| entry: |
| ret ptr @external_gd |
| |
| ; COMMON-LABEL: f1: |
| ; Non-PIC code can use initial-exec, PIC code has to use general dynamic. |
| ; CHECK-NONPIC: external_gd(GOTTPOFF) |
| ; CHECK-PIC: external_gd(TLSGD) |
| ; EMU: __emutls_get_address |
| } |
| |
| define ptr @f2() { |
| entry: |
| ret ptr @internal_gd |
| |
| ; COMMON-LABEL: f2: |
| ; Non-PIC code can use local exec, PIC code can use local dynamic, |
| ; but that is not implemented, so falls back to general dynamic. |
| ; CHECK-NONPIC: internal_gd(TPOFF) |
| ; CHECK-PIC: internal_gd(TLSGD) |
| ; EMU: __emutls_get_address |
| } |
| |
| |
| ; ----- localdynamic specified ----- |
| |
| define ptr @f3() { |
| entry: |
| ret ptr @external_ld |
| |
| ; COMMON-LABEL: f3: |
| ; Non-PIC code can use initial exec, PIC should use local dynamic, |
| ; but that is not implemented, so falls back to general dynamic. |
| ; CHECK-NONPIC: external_ld(GOTTPOFF) |
| ; CHECK-PIC: external_ld(TLSGD) |
| ; EMU: __emutls_get_address |
| } |
| |
| define ptr @f4() { |
| entry: |
| ret ptr @internal_ld |
| |
| ; COMMON-LABEL: f4: |
| ; Non-PIC code can use local exec, PIC code can use local dynamic, |
| ; but that is not implemented, so it falls back to general dynamic. |
| ; CHECK-NONPIC: internal_ld(TPOFF) |
| ; CHECK-PIC: internal_ld(TLSGD) |
| ; EMU: __emutls_get_address |
| } |
| |
| |
| ; ----- initialexec specified ----- |
| |
| define ptr @f5() { |
| entry: |
| ret ptr @external_ie |
| |
| ; COMMON-LABEL: f5: |
| ; Non-PIC and PIC code will use initial exec as specified. |
| ; CHECK-NONPIC: external_ie(GOTTPOFF) |
| ; CHECK-PIC: external_ie(GOTTPOFF) |
| ; EMU: __emutls_get_address |
| } |
| |
| define ptr @f6() { |
| entry: |
| ret ptr @internal_ie |
| |
| ; COMMON-LABEL: f6: |
| ; Non-PIC code can use local exec, PIC code use initial exec as specified. |
| ; CHECK-NONPIC: internal_ie(TPOFF) |
| ; CHECK-PIC: internal_ie(GOTTPOFF) |
| ; EMU: __emutls_get_address |
| } |
| |
| |
| ; ----- localexec specified ----- |
| |
| define ptr @f7() { |
| entry: |
| ret ptr @external_le |
| |
| ; COMMON-LABEL: f7: |
| ; Non-PIC and PIC code will use local exec as specified. |
| ; CHECK-NONPIC: external_le(TPOFF) |
| ; CHECK-PIC: external_le(TPOFF) |
| ; EMU: __emutls_get_address |
| } |
| |
| define ptr @f8() { |
| entry: |
| ret ptr @internal_le |
| |
| ; COMMON-LABEL: f8: |
| ; Non-PIC and PIC code will use local exec as specified. |
| ; CHECK-NONPIC: internal_le(TPOFF) |
| ; CHECK-PIC: internal_le(TPOFF) |
| ; EMU: __emutls_get_address |
| } |
| |
| |
| ; ----- emulated specified ----- |
| |
| ; External declaration has no initializer. |
| ; Internal definition has initializer. |
| |
| ; EMU-NOT: __emutls_t.external_gd |
| ; EMU-NOT: __emutls_v.external_gd |
| ; EMU: .p2align 2 |
| ; EMU-LABEL: __emutls_v.internal_gd: |
| ; EMU-NEXT: .long 4 |
| ; EMU-NEXT: .long 4 |
| ; EMU-NEXT: .long 0 |
| ; EMU-NEXT: .long __emutls_t.internal_gd |
| ; EMU-LABEL: __emutls_t.internal_gd: |
| ; EMU-NEXT: .long 42 |
| ; EMU-NOT: __emutls_t.external_gd |
| |
| ; __emutls_t and __emutls_v are the same for PIC and non-PIC modes. |
| |
| ; EMU-NOT: __emutls_t.external_gd |
| ; EMU-NOT: __emutls_v.external_gd |
| ; EMU: .p2align 2 |
| ; EMU-LABEL: __emutls_v.internal_le: |
| ; EMU-NEXT: .long 4 |
| ; EMU-NEXT: .long 4 |
| ; EMU-NEXT: .long 0 |
| ; EMU-NEXT: .long __emutls_t.internal_le |
| ; EMU-LABEL: __emutls_t.internal_le: |
| ; EMU-NEXT: .long 42 |
| ; EMU-NOT: __emutls_t.external_le |