http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54524
Jan Smets changed:
What|Removed |Added
Target|mips|mipsisa64-octeon-elf
Known to work||4.5.0, 4.5.4
Known to fail||4.6.0, 4.6.3, 4.7.1, 4.8.0
--- Comment #2 from Jan Smets 2012-09-18
12:41:43 UTC ---
GCC 4.5.4 => CORRECT
0: 27bdffd0addiu sp,sp,-48
4: 97a5001clhu a1,28(sp)
8: 000427c0sll a0,a0,0x1f
c: 00053600sll a2,a1,0x18
10: 3c030040lui v1,0x40
14: 00052a02srl a1,a1,0x8
18: 00a42821addua1,a1,a0
1c: 00c33821addua3,a2,v1
20: 3c024000lui v0,0x4000
24: 00e6302bsltua2,a3,a2
28: 00a21021adduv0,a1,v0
2c: 3c04lui a0,0x0
2c: R_MIPS_HI16 .rodata
30: 2484addiu a0,a0,0
30: R_MIPS_LO16 .rodata
34: afbf002csw ra,44(sp)
38: 0c00jal 0
38: R_MIPS_26 printf
3c: 00c23021addua2,a2,v0 <= !
40: 8fbf002clw ra,44(sp)
44: 03e8jr ra
48: 27bd0030addiu sp,sp,48
GCC 4.6.3
=
0: 27bdffd0addiu sp,sp,-48
4: 97a5001clhu a1,28(sp)
8: 3c030040lui v1,0x40
c: 3c024000lui v0,0x4000
10: 00054600sll t0,a1,0x18
14: 01033821addua3,t0,v1
18: 00052a02srl a1,a1,0x8
1c: 00e8402bsltut0,a3,t0
20: 00a21021adduv0,a1,v0
24: 000427c0sll a0,a0,0x1f
28: 01023021addua2,t0,v0
2c: 00c43021addua2,a2,a0
30: 3c04lui a0,0x0
30: R_MIPS_HI16 .rodata
34: 2484addiu a0,a0,0
34: R_MIPS_LO16 .rodata
38: afbf002csw ra,44(sp)
3c: 0c00jal 0
3c: R_MIPS_26 printf
40: 24c60001addiu a2,a2,1 <= !
44: 8fbf002clw ra,44(sp)
48: 03e8jr ra
4c: 27bd0030addiu sp,sp,48
GCC 4.8.0
=
0: 27bdffd0addiu sp,sp,-48
4: 97a6001clhu a2,28(sp)
8: 3c030040lui v1,0x40
c: 00062e00sll a1,a2,0x18
10: 00a33821addua3,a1,v1
14: 00063202srl a2,a2,0x8
18: 3c024000lui v0,0x4000
1c: 00e5282bsltua1,a3,a1
20: 00c21021adduv0,a2,v0
24: 000427c0sll a0,a0,0x1f
28: 00a21021adduv0,a1,v0
2c: 00443021addua2,v0,a0
30: 3c04lui a0,0x0
30: R_MIPS_HI16 .rodata
34: 2484addiu a0,a0,0
34: R_MIPS_LO16 .rodata
38: afbf002csw ra,44(sp)
3c: 0c00jal 0
3c: R_MIPS_26 printf
40: 24c60001addiu a2,a2,1<= !
44: 8fbf002clw ra,44(sp)
48: 03e8jr ra
4c: 27bd0030addiu sp,sp,48