[Bug gold/21152] New: Incorrect relocation handling of R_MIPS_HI16 / R_MIPS_LO16

[jan.smets at nokia dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=21152

            Bug ID: 21152
           Summary: Incorrect relocation handling of R_MIPS_HI16 /
                    R_MIPS_LO16
           Product: binutils
           Version: 2.28
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: gold
          Assignee: ccoutant at gmail dot com
          Reporter: jan.smets at nokia dot com
                CC: ian at airs dot com
  Target Milestone: ---

MIPS O32


BFD

(gdb) disas /rm cvmx_l2c_flush_mem_region_line_reuse,+0x40
Dump of assembler code from 0x2875728 to 0x2875768:
   0x02875728 <cvmx_l2c_flush_mem_region_line_reuse+0>: 27 bd ff d0     addiu  
sp,sp,-48
   0x0287572c <cvmx_l2c_flush_mem_region_line_reuse+4>: af b3 00 1c     sw     
s3,28(sp)
   0x02875730 <cvmx_l2c_flush_mem_region_line_reuse+8>: 3c 13 07 02     lui    
s3,0x702
   0x02875734 <cvmx_l2c_flush_mem_region_line_reuse+12>:        8e 62 30 b8    
lw      v0,12472(s3)
   0x02875738 <cvmx_l2c_flush_mem_region_line_reuse+16>:        af b5 00 24    
sw      s5,36(sp)
   0x0287573c <cvmx_l2c_flush_mem_region_line_reuse+20>:        af b4 00 20    
sw      s4,32(sp)
   0x02875740 <cvmx_l2c_flush_mem_region_line_reuse+24>:        af b2 00 18    
sw      s2,24(sp)
   0x02875744 <cvmx_l2c_flush_mem_region_line_reuse+28>:        af b0 00 10    
sw      s0,16(sp)
   0x02875748 <cvmx_l2c_flush_mem_region_line_reuse+32>:        af bf 00 2c    
sw      ra,44(sp)
   0x0287574c <cvmx_l2c_flush_mem_region_line_reuse+36>:        af b6 00 28    
sw      s6,40(sp)
   0x02875750 <cvmx_l2c_flush_mem_region_line_reuse+40>:        af b1 00 14    
sw      s1,20(sp)

GOLD

(gdb) disas /rm cvmx_l2c_flush_mem_region_line_reuse,+0x40
Dump of assembler code from 0x2875728 to 0x2875768:
   0x02875728 <cvmx_l2c_flush_mem_region_line_reuse+0>: 27 bd ff d0     addiu  
sp,sp,-48
   0x0287572c <cvmx_l2c_flush_mem_region_line_reuse+4>: af b3 00 1c     sw     
s3,28(sp)
   0x02875730 <cvmx_l2c_flush_mem_region_line_reuse+8>: 6c cb 07 00     ldr    
t3,1792(a2)           <<<<< should be lui
   0x02875734 <cvmx_l2c_flush_mem_region_line_reuse+12>:        bf 1a 00 00    
cache   0x1a,0(t8)    <<<<< should be lw
   0x02875738 <cvmx_l2c_flush_mem_region_line_reuse+16>:        af b5 00 24    
sw      s5,36(sp)
   0x0287573c <cvmx_l2c_flush_mem_region_line_reuse+20>:        af b4 00 20    
sw      s4,32(sp)
   0x02875740 <cvmx_l2c_flush_mem_region_line_reuse+24>:        af b2 00 18    
sw      s2,24(sp)
   0x02875744 <cvmx_l2c_flush_mem_region_line_reuse+28>:        af b0 00 10    
sw      s0,16(sp)
   0x02875748 <cvmx_l2c_flush_mem_region_line_reuse+32>:        af bf 00 2c    
sw      ra,44(sp)
   0x0287574c <cvmx_l2c_flush_mem_region_line_reuse+36>:        af b6 00 28    
sw      s6,40(sp)
   0x02875750 <cvmx_l2c_flush_mem_region_line_reuse+40>:        af b1 00 14    
sw      s1,20(sp)

GCC generated assembly 

    .set    macro
    .set    reorder
    .end    cvmx_l2c_flush_one_set_via_line_reuse
    .size   cvmx_l2c_flush_one_set_via_line_reuse,
.-cvmx_l2c_flush_one_set_via_line_reuse
    .align  2
    .globl  cvmx_l2c_flush_mem_region_line_reuse
    .set    nomips16
    .set    nomicromips
    .ent    cvmx_l2c_flush_mem_region_line_reuse
    .type   cvmx_l2c_flush_mem_region_line_reuse, @function
cvmx_l2c_flush_mem_region_line_reuse:
    .frame  $sp,48,$31      # vars= 0, regs= 8/0, args= 16, gp= 0
    .mask   0x807f0000,-4
    .fmask  0x00000000,0
    addiu   $sp,$sp,-48
    sw  $19,28($sp)
    lui $19,%hi(indxalias$97671)
    lw  $2,%lo(indxalias$97671)($19)
    sw  $21,36($sp)
    sw  $20,32($sp)
    sw  $18,24($sp)
    sw  $16,16($sp)
    sw  $31,44($sp)
    sw  $22,40($sp)
    sw  $17,20($sp)
...
    .data
    .align  2
    .type   indxalias$97671, @object
    .size   indxalias$97671, 4
indxalias$97671:
    .word   -1
    .align  2
...

-- 
You are receiving this mail because:
You are on the CC list for the bug.