| // <rdar://problem/15358345> Check that we always use PIC relocations on all |
| // platforms. |
| |
| // RUN: %target-swift-frontend -assume-parsing-unqualified-ownership-sil %s -module-name main -S -o - | %FileCheck -check-prefix=%target-cpu %s |
| |
| var global: Int = 0 |
| |
| public func use_global() -> Int { |
| return global |
| } |
| |
| // x86_64-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // x86_64: movq {{_?}}{{[(]?}}$s4main6globalSivp{{[)]?}}(%rip), %rax |
| |
| // i386-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // i386: [[PIC_BLOCK:^L.*\$pb]]:{{$}} |
| // i386: popl [[PIC_REG:%[a-z]+]] |
| // i386: movl {{_?}}$s4main6globalSivp-[[PIC_BLOCK]]([[PIC_REG]]), {{%[a-z]+}} |
| |
| // armv7-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // Check for the runtime memory enforcement call. The global address may be |
| // materialized in a different register prior to that call. |
| // armv7: bl _swift_beginAccess |
| // armv7: movw [[R_ADR:r.*]], :lower16:(_$s4main6globalSivp-([[PIC_0:L.*]]+4)) |
| // armv7: movt [[R_ADR]], :upper16:(_$s4main6globalSivp-([[PIC_0]]+4)) |
| // armv7: [[PIC_0]]:{{$}} |
| // armv7: add [[R_ADR]], pc |
| // armv7: ldr [[R_ADR]], {{\[}}[[R_ADR]]{{\]}} |
| |
| // armv7s-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // armv7s: bl _swift_beginAccess |
| // armv7s: movw [[R_ADR:r.*]], :lower16:(_$s4main6globalSivp-([[PIC_0:L.*]]+4)) |
| // armv7s: movt [[R_ADR]], :upper16:(_$s4main6globalSivp-([[PIC_0]]+4)) |
| // armv7s: [[PIC_0]]:{{$}} |
| // armv7s: add [[R_ADR]], pc |
| // armv7s: ldr [[R_ADR]], {{\[}}[[R_ADR]]{{\]}} |
| |
| // armv7k-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // armv7k: bl _swift_beginAccess |
| // armv7k: movw [[R_ADR:r.*]], :lower16:(_$s4main6globalSivp-([[PIC_0:L.*]]+4)) |
| // armv7k: movt [[R_ADR]], :upper16:(_$s4main6globalSivp-([[PIC_0]]+4)) |
| // armv7k: [[PIC_0]]:{{$}} |
| // armv7k: add [[R_ADR]], pc |
| // armv7k: ldr [[R_ADR]], {{\[}}[[R_ADR]]{{\]}} |
| |
| // arm64-LABEL: {{_?}}$s4main10use_globalSiyF: |
| // arm64: adrp [[REG1:x[0-9]+]], _$s4main6globalSivp@PAGE |
| // arm64: add [[REG1]], [[REG1]], _$s4main6globalSivp@PAGEOFF |
| // This is a spill around beginAccess that is not strictly necessary. |
| // arm64: str [[REG1]], {{\[}}sp, #16{{\]}} |
| // arm64-NEXT: str |
| // arm64-NEXT: bl _swift_beginAccess |
| // arm64-NEXT: ldr [[REG2:x[0-9]+]], {{\[}}sp, #16{{\]}} |
| // arm64-NEXT: ldr {{x[0-9]+}}, {{\[}}[[REG2]]{{\]}} |
