binutils-gdb/ld/testsuite/ld-aarch64/emit-relocs-272.d
Renlin Li c5e3a3641e [BFD][AARCH64]Fix MOVW_SABS_G(0,1,2) relocation overflow check.
For these three relocations, 17 bit signed value should be used, instead of
16 bit. The bitsize field is changed from 16 to 17, this field in aarch64
backend is used for overflow check only.

bfd/

2016-02-26  Renlin Li  <renlin.li@arm.com>

    * elfnn-aarch64.c (elfNN_aarch64_howto_table): Fix signed overflow
    check for MOVW_SABS_G0, MOVW_SABS_G1, MOVW_SABS_G2.

ld/

2016-02-26  Renlin Li  <renlin.li@arm.com>

    * testsuite/ld-aarch64/aarch64-elf.exp: Run new testcases.
    * testsuite/ld-aarch64/emit-relocs-270.d: Update to use new boundary.
    * testsuite/ld-aarch64/emit-relocs-271.d: Likewise.
    * testsuite/ld-aarch64/emit-relocs-272.d: Likewise.
    * testsuite/ld-aarch64/emit-relocs-270-overflow.d: New.
    * testsuite/ld-aarch64/emit-relocs-270-overflow.s: New.
    * testsuite/ld-aarch64/emit-relocs-271-overflow.d: New.
    * testsuite/ld-aarch64/emit-relocs-271-overflow.s: New.
    * testsuite/ld-aarch64/emit-relocs-272-overflow.d: New.
    * testsuite/ld-aarch64/emit-relocs-272-overflow.s: New.
2016-02-26 18:00:15 +00:00

15 lines
584 B
Makefile

#source: emit-relocs-272.s
#ld: -T relocs.ld --defsym tempy=0xffffffffffff --defsym tempy2=-12345678912345 --defsym tempy3=-0x1000000000000 -e0 --emit-relocs
#objdump: -dr
#...
+10000: 8a000000 and x0, x0, x0
+10004: 92400000 and x0, x0, #0x1
+10008: d2dfffe4 mov x4, #0xffff00000000 // #281470681743360
10008: R_AARCH64_MOVW_SABS_G2 tempy
+1000c: 92c16747 mov x7, #0xfffff4c5ffffffff // #-12343736008705
1000c: R_AARCH64_MOVW_SABS_G2 tempy2
+10010: 92dffff1 mov x17, #0xffff0000ffffffff // #-281470681743361
10010: R_AARCH64_MOVW_SABS_G2 tempy3