1# REQUIRES: x86 2 3# RUN: split-file %s %t 4# RUN: llvm-mc -filetype=obj -triple=x86_64 %t/a.s -o %t/a.o 5 6## Check if the linker can generate the final file, containing all non-empty sections, 7## without warnings for .intvec0_out, .intvec1_out1, .intvec2_out, because their 8## input sections are empty. Althoung, the linker must generate a warning for the 9## first ".nonalloc" section and the second .dat, as expected. 10 11# RUN: ld.lld %t/a.o -T %t/a.lds -o %t/a.elf 2>&1 | FileCheck %s --check-prefix=WARN --implicit-check-not=warning: 12 13# WARN: warning: ignoring memory region assignment for non-allocatable section '.nonalloc' 14# WARN: warning: ignoring memory region assignment for non-allocatable section '.dat' 15 16## The output file must include all sections. 17# RUN: llvm-readelf -S %t/a.elf | FileCheck %s 18 19# CHECK: There are 12 section headers, starting at offset 0x2138: 20# CHECK: [Nr] Name Type Address Off Size ES Flg Lk Inf Al 21# CHECK-NEXT: [ 0] NULL 0000000000000000 000000 000000 00 0 0 0 22# CHECK-NEXT: [ 1] .nonalloc PROGBITS 0000000000000000 001064 001000 00 W 0 0 1 23# CHECK-NEXT: [ 2] .dat PROGBITS 0000000000000000 002064 000004 00 W 0 0 1 24# CHECK-NEXT: [ 3] .intvec0_out PROGBITS 0000000000000000 002068 000000 00 W 0 0 1 25# CHECK-NEXT: [ 4] .intvec1_out PROGBITS 0000000000000000 002068 000000 00 W 0 0 1 26# CHECK-NEXT: [ 5] .intvec2_out PROGBITS 0000000000000000 002068 000000 00 W 0 0 1 27# CHECK-NEXT: [ 6] .intvec3_out PROGBITS 00000000803fe060 001060 000004 00 AX 0 0 1 28# CHECK-NEXT: [ 7] .text PROGBITS 00000000803fe064 001064 000000 00 AX 0 0 4 29# CHECK-NEXT: [ 8] .comment PROGBITS 0000000000000000 {{.*}} {{.*}} 01 MS 0 0 1 30# CHECK-NEXT: [ 9] .symtab SYMTAB 0000000000000000 {{.*}} {{.*}} 18 11 1 8 31# CHECK-NEXT: [10] .shstrtab STRTAB 0000000000000000 {{.*}} {{.*}} 00 0 0 1 32# CHECK-NEXT: [11] .strtab STRTAB 0000000000000000 {{.*}} {{.*}} 00 0 0 1 33 34 35#--- a.s 36.global _start 37.text 38_start: 39.section .nonalloc,"w" 40.zero 0x1000 41.section .intvec3,"ax",@progbits 42.long 1 43 44#--- a.lds 45MEMORY { 46 MEM1 : ORIGIN = 0x10000000, LENGTH = 1M 47 MEM2 (rx) : ORIGIN = 0x80000000, LENGTH = 4M 48} 49 50VEC_START = 0x803FE000; 51 52SECTIONS { 53 .nonalloc : { *(.nonalloc) } > MEM 54 .dat : { LONG(0); } > MEM1 55 .intvec0_out (VEC_START + 0x0000) : {KEEP (*(.intvec1)) } > MEM2 56 .intvec1_out (VEC_START + 0x0020) : {KEEP (*(.intvec1)) } > MEM2 57 .intvec2_out (VEC_START + 0x0040) : {KEEP (*(.intvec2)) } > MEM2 58 .intvec3_out (VEC_START + 0x0060) : {KEEP (*(.intvec3)) } > MEM2 59} 60