Index: ELF/LinkerScript.cpp =================================================================== --- ELF/LinkerScript.cpp +++ ELF/LinkerScript.cpp @@ -776,7 +776,9 @@ // 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 (PhdrEntry *L = Ctx->OutSec->PtLoad) - L->LMAOffset = Ctx->LMAOffset; + if ((Sec == L->FirstSec) || + ((L->FirstSec == Out::ElfHeader) && (L->LastSec == Sec))) + L->LMAOffset = Ctx->LMAOffset; // We can call this method multiple times during the creation of // thunks and want to start over calculation each time. Index: ELF/Writer.cpp =================================================================== --- ELF/Writer.cpp +++ ELF/Writer.cpp @@ -1821,7 +1821,9 @@ // load segment for the headers, even if the first output section has // an AT attribute. uint64_t NewFlags = computeFlags(Sec->getPhdrFlags()); - if ((Sec->LMAExpr && Load->LastSec != Out::ProgramHeaders) || + if (((Sec->LMAExpr || + (Sec->LMARegion && (Sec->LMARegion != Load->FirstSec->LMARegion))) && + Load->LastSec != Out::ProgramHeaders) || Sec->MemRegion != Load->FirstSec->MemRegion || Flags != NewFlags) { Load = AddHdr(PT_LOAD, NewFlags); Index: test/ELF/linkerscript/Inputs/at6.s =================================================================== --- /dev/null +++ test/ELF/linkerscript/Inputs/at6.s @@ -0,0 +1,11 @@ +.global _start +.text +_start: +nop + +.section .sec1,"aw",@progbits +.long 1 + +.section .sec2,"aw",@progbits +.long 2 + Index: test/ELF/linkerscript/Inputs/at7.s =================================================================== --- /dev/null +++ test/ELF/linkerscript/Inputs/at7.s @@ -0,0 +1,8 @@ +.section .sec1,"aw",@progbits +.quad 1 + +.section .sec2,"aw",@progbits +.quad 2 + +.section .sec3,"aw",@progbits +.quad 3 Index: test/ELF/linkerscript/at6.test =================================================================== --- /dev/null +++ test/ELF/linkerscript/at6.test @@ -0,0 +1,29 @@ +# REQUIRES: x86 +# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/at6.s -o %t.o +# RUN: ld.lld %t.o --script %s -o %t +# RUN: llvm-readelf -sections -program-headers %t | FileCheck %s + +MEMORY { + FLASH : ORIGIN = 0x08000000, LENGTH = 0x100 + RAM : ORIGIN = 0x20000000, LENGTH = 0x200 +} + +SECTIONS { + .text : { *(.text) } > FLASH + .sec1 : { *(.sec1) } > RAM + .sec2 : { *(.sec2) } > RAM AT > FLASH +} + +# CHECK: .text PROGBITS 0000000008000000 001000 +# CHECK: .sec1 PROGBITS 0000000020000000 002000 +# CHECK: .sec2 PROGBITS 0000000020000004 002004 + +# CHECK: Program Headers: +# CHECK-NOT: LOAD + +# CHECK: Type Offset VirtAddr PhysAddr +# CHECK-NEXT: LOAD 0x001000 0x0000000008000000 0x0000000008000000 +# CHECK-NEXT: LOAD 0x002000 0x0000000020000000 0x0000000020000000 +# CHECK-NEXT: LOAD 0x002004 0x0000000020000004 0x0000000008000001 + +# CHECK-NOT: LOAD Index: test/ELF/linkerscript/at7.test =================================================================== --- /dev/null +++ test/ELF/linkerscript/at7.test @@ -0,0 +1,34 @@ +# REQUIRES: x86 +# RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/at7.s -o %t.o +# RUN: ld.lld %t.o --script %s -o %t +# RUN: llvm-readelf -sections -program-headers %t | FileCheck %s + +MEMORY { + FLASH : ORIGIN = 0x08000000, LENGTH = 0x100 + RAM : ORIGIN = 0x20000000, LENGTH = 0x200 +} + +SECTIONS { + + .text : { *(.text) } > FLASH + + .sec1 : { *(.sec1) } > RAM AT > FLASH + + .sec2 : { *(.sec2) } > RAM + + .sec3 : { *(.sec3) } > RAM AT > FLASH +} + + +# CHECK: .text PROGBITS 0000000008000000 001000 +# CHECK: .sec1 PROGBITS 0000000020000000 001000 +# CHECK: .sec2 PROGBITS 0000000020000008 001008 +# CHECK: .sec3 PROGBITS 0000000020000010 001010 + +# CHECK: Program Headers: +# CHECK-NOT: LOAD + +# CHECK: Type Offset VirtAddr PhysAddr +# CHECK-NEXT: LOAD 0x001000 0x0000000020000000 0x0000000008000000 + +# CHECK-NOT: LOAD