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[Mips] Fix addendum reading for R_MIPS_26 relocation. 

llvm-svn: 203412
This commit is contained in:
Simon Atanasyan 2014-03-09 13:20:01 +00:00
parent c146325b26
commit fe3e0a2abf
2 changed files with 41 additions and 1 deletions
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2
lld/lib/ReaderWriter/ELF/Mips/MipsELFFile.h
View File

@ -74,7 +74,7 @@ private:
ref->setAddend(*(int32_t *)ap);
break;
case R_MIPS_26:
ref->setAddend(*(int16_t *)ap);
ref->setAddend(*(int32_t *)ap & 0x3ffffff);
break;
case R_MIPS_HI16:
case R_MIPS_LO16:

40
lld/test/elf/Mips/r26-2.test Normal file
View File

@ -0,0 +1,40 @@
# Check reading addendum for R_MIPS_26 relocation.
#
# RUN: llvm-mc -triple=mipsel -filetype=obj -o=%t-obj %s
# RUN: lld -flavor gnu -target mipsel -o %t-exe %t-obj
# RUN: llvm-objdump -t -disassemble %t-exe | FileCheck %s
# CHECK: Disassembly of section .text:
# CHECK-NEXT: __start:
# CHECK-NEXT: 400128: 00 00 00 00 nop
# CHECK: loc:
# CHECK-NEXT: 40012c: 4a 00 50 0c jal 20971816
# CHECK-NEXT: 400130: 00 00 00 00 nop
# CHECK-NEXT: 400134: 4a 00 90 0c jal 37749032
# CHECK-NEXT: 400138: 00 00 00 00 nop
# CHECK-NEXT: 40013c: 46 00 10 0c jal 4194584
# CHECK-NEXT: 400140: 00 00 00 00 nop
# CHECK-NEXT: 400144: 4b 00 50 0c jal 20971820
# CHECK-NEXT: 400148: 00 00 00 00 nop
# CHECK-NEXT: 40014c: 4b 00 90 0c jal 37749036
# CHECK-NEXT: 400150: 00 00 00 00 nop
# CHECK-NEXT: 400154: 47 00 10 0c jal 4194588
# CHECK-NEXT: 400158: 00 00 00 00 nop
# CHECK: SYMBOL TABLE:
# CHECK: 0040012c l F .text 00000030 loc
# CHECK: 00400128 g F .text 00000004 __start
.global __start
.ent __start
__start:
nop
loc:
jal __start + 0x1000000
jal __start + 0x2000000
jal __start + (-0x10)
jal loc + 0x1000000
jal loc + 0x2000000
jal loc + (-0x10)
.end __start