Index: ELF/LinkerScript.cpp =================================================================== --- ELF/LinkerScript.cpp +++ ELF/LinkerScript.cpp @@ -608,13 +608,6 @@ Ctx->OutSec = Sec; Ctx->OutSec->Addr = advance(0, Ctx->OutSec->Alignment); - - // If neither AT nor AT> is specified for an allocatable section, the linker - // will set the LMA such that the difference between VMA and LMA for the - // section is the same as the preceding output section in the same region - // https://sourceware.org/binutils/docs-2.20/ld/Output-Section-LMA.html - if (Ctx->LMAOffset) - Ctx->OutSec->LMAOffset = Ctx->LMAOffset(); } // This function searches for a memory region to place the given output @@ -662,13 +655,19 @@ if (Ctx->MemRegion) Dot = Ctx->MemRegionOffset[Ctx->MemRegion]; + switchTo(Sec); + if (Sec->LMAExpr) { uint64_t D = Dot; Ctx->LMAOffset = [=] { return Sec->LMAExpr().getValue() - D; }; } + // If neither AT nor AT> is specified for an allocatable section, the linker + // will set the LMA such that the difference between VMA and LMA for the + // section is the same as the preceding output section in the same region + // https://sourceware.org/binutils/docs-2.20/ld/Output-Section-LMA.html + if (Ctx->LMAOffset) + Ctx->OutSec->LMAOffset = Ctx->LMAOffset(); - switchTo(Sec); - // The Size previously denoted how many InputSections had been added to this // section, and was used for sorting SHF_LINK_ORDER sections. Reset it to // compute the actual size value. Index: test/ELF/linkerscript/at-self-reference.s =================================================================== --- test/ELF/linkerscript/at-self-reference.s +++ test/ELF/linkerscript/at-self-reference.s @@ -0,0 +1,63 @@ +# REQUIRES: x86 +# RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t +# RUN: echo "SECTIONS { \ +# RUN: . = 0x1000; \ +# RUN: .aaa : AT(ADDR(.aaa)) { *(.aaa) } \ +# RUN: .bbb : AT(ADDR(.bbb)) { *(.bbb) } \ +# RUN: }" > %t.script +# RUN: ld.lld %t --script %t.script -o %t2 +# RUN: llvm-readobj -program-headers %t2 | FileCheck %s + +# CHECK: ProgramHeaders [ +# CHECK-NEXT: ProgramHeader { +# CHECK-NEXT: Type: PT_LOAD (0x1) +# CHECK-NEXT: Offset: 0x1000 +# CHECK-NEXT: VirtualAddress: 0x1000 +# CHECK-NEXT: PhysicalAddress: 0x1000 +# CHECK-NEXT: FileSize: 3 +# CHECK-NEXT: MemSize: 3 +# CHECK-NEXT: Flags [ (0x5) +# CHECK-NEXT: PF_R (0x4) +# CHECK-NEXT: PF_X (0x1) +# CHECK-NEXT: ] +# CHECK-NEXT: Alignment: 4096 +# CHECK-NEXT: } +# CHECK-NEXT: ProgramHeader { +# CHECK-NEXT: Type: PT_LOAD (0x1) +# CHECK-NEXT: Offset: 0x1008 +# CHECK-NEXT: VirtualAddress: 0x1008 +# CHECK-NEXT: PhysicalAddress: 0x1008 +# CHECK-NEXT: FileSize: 9 +# CHECK-NEXT: MemSize: 9 +# CHECK-NEXT: Flags [ (0x5) +# CHECK-NEXT: PF_R (0x4) +# CHECK-NEXT: PF_X (0x1) +# CHECK-NEXT: ] +# CHECK-NEXT: Alignment: 4096 +# CHECK-NEXT: } +# CHECK-NEXT: ProgramHeader { +# CHECK-NEXT: Type: PT_GNU_STACK (0x6474E551) +# CHECK-NEXT: Offset: 0x0 +# CHECK-NEXT: VirtualAddress: 0x0 +# CHECK-NEXT: PhysicalAddress: 0x0 +# CHECK-NEXT: FileSize: 0 +# CHECK-NEXT: MemSize: 0 +# CHECK-NEXT: Flags [ (0x6) +# CHECK-NEXT: PF_R (0x4) +# CHECK-NEXT: PF_W (0x2) +# CHECK-NEXT: ] +# CHECK-NEXT: Alignment: 0 +# CHECK-NEXT: } +# CHECK-NEXT:] + +.global _start +_start: + nop + + +.section .aaa, "a" +.asciz "aa" + +.section .bbb, "a" +.align 8 +.quad 0