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[mips][ias] R_MIPS_GOT_(PAGE|OFST) do not need symbols

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Reviewers: sdardis

Subscribers: dsanders, llvm-commits, sdardis

Differential Revision: https://reviews.llvm.org/D22458

llvm-svn: 275968
This commit is contained in:
Daniel Sanders 2016-07-19 10:58:06 +00:00
parent 57cec27c07
commit 754a2807ef
2 changed files with 35 additions and 9 deletions
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8
lib/Target/Mips/MCTargetDesc/MipsELFObjectWriter.cpp
View File

@ -518,6 +518,10 @@ bool MipsELFObjectWriter::needsRelocateWithSymbol(const MCSymbol &Sym,
return true;
return false;
case ELF::R_MIPS_GOT_PAGE:
case ELF::R_MICROMIPS_GOT_PAGE:
case ELF::R_MIPS_GOT_OFST:
case ELF::R_MICROMIPS_GOT_OFST:
case ELF::R_MIPS_16:
case ELF::R_MIPS_32:
case ELF::R_MIPS_GPREL32:
@ -539,8 +543,6 @@ bool MipsELFObjectWriter::needsRelocateWithSymbol(const MCSymbol &Sym,
case ELF::R_MIPS_SHIFT5:
case ELF::R_MIPS_SHIFT6:
case ELF::R_MIPS_GOT_DISP:
case ELF::R_MIPS_GOT_PAGE:
case ELF::R_MIPS_GOT_OFST:
case ELF::R_MIPS_GOT_HI16:
case ELF::R_MIPS_GOT_LO16:
case ELF::R_MIPS_INSERT_A:
@ -589,8 +591,6 @@ bool MipsELFObjectWriter::needsRelocateWithSymbol(const MCSymbol &Sym,
case ELF::R_MICROMIPS_PC16_S1:
case ELF::R_MICROMIPS_CALL16:
case ELF::R_MICROMIPS_GOT_DISP:
case ELF::R_MICROMIPS_GOT_PAGE:
case ELF::R_MICROMIPS_GOT_OFST:
case ELF::R_MICROMIPS_GOT_HI16:
case ELF::R_MICROMIPS_GOT_LO16:
case ELF::R_MICROMIPS_SUB:

36
test/MC/Mips/relocation.s
View File

@ -116,7 +116,7 @@ baz: .long foo // RELOC: R_MIPS_32 foo
// ?????: R_MIPS_SHIFT5 foo
// ?????: R_MIPS_SHIFT6 foo
// DATA-NEXT: 0060: 24620000 24620000 24620000 24620000
// DATA-NEXT: 0060: 24620000 24620000 24620004 24620000
addiu $2, $3, %got_disp(foo) // RELOC: R_MIPS_GOT_DISP foo
// ENCBE: addiu $2, $3, %got_disp(foo) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_disp(foo) # encoding: [A,A,0x62,0x24]
@ -127,17 +127,27 @@ baz: .long foo // RELOC: R_MIPS_32 foo
// ENCLE: addiu $2, $3, %got_page(foo) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %got_page(foo), kind: fixup_Mips_GOT_PAGE
addiu $2, $3, %got_page(bar) // RELOC: R_MIPS_GOT_PAGE .data
// ENCBE: addiu $2, $3, %got_page(bar) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_page(bar) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %got_page(bar), kind: fixup_Mips_GOT_PAGE
addiu $2, $3, %got_ofst(foo) // RELOC: R_MIPS_GOT_OFST foo
// ENCBE: addiu $2, $3, %got_ofst(foo) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_ofst(foo) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %got_ofst(foo), kind: fixup_Mips_GOT_OFST
// DATA-NEXT: 0070: 24620004 24620000 24620000 64620000
addiu $2, $3, %got_ofst(bar) // RELOC: R_MIPS_GOT_OFST .data
// ENCBE: addiu $2, $3, %got_ofst(bar) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_ofst(bar) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %got_ofst(bar), kind: fixup_Mips_GOT_OFST
addiu $2, $3, %got_hi(foo) // RELOC: R_MIPS_GOT_HI16 foo
// ENCBE: addiu $2, $3, %got_hi(foo) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_hi(foo) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %got_hi(foo), kind: fixup_Mips_GOT_HI16
// DATA-NEXT: 0070: 24620000 64620000 64620000 24620000
addiu $2, $3, %got_lo(foo) // RELOC: R_MIPS_GOT_LO16 foo
// ENCBE: addiu $2, $3, %got_lo(foo) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %got_lo(foo) # encoding: [A,A,0x62,0x24]
@ -154,6 +164,7 @@ baz: .long foo // RELOC: R_MIPS_32 foo
// ENCLE: daddiu $2, $3, %higher(foo) # encoding: [A,A,0x62,0x64]
// FIXUP: # fixup A - offset: 0, value: %higher(foo), kind: fixup_Mips_HIGHER
// DATA-NEXT: 0080: 64620000 24620000 24620000 24620000
daddiu $2, $3, %highest(foo) // RELOC: R_MIPS_HIGHEST foo
// ENCBE: daddiu $2, $3, %highest(foo) # encoding: [0x64,0x62,A,A]
// ENCLE: daddiu $2, $3, %highest(foo) # encoding: [A,A,0x62,0x64]
@ -165,7 +176,7 @@ baz: .long foo // RELOC: R_MIPS_32 foo
// ENCLE: addiu $2, $3, %call_hi(foo) # encoding: [A,A,0x62,0x24]
// FIXUP: # fixup A - offset: 0, value: %call_hi(foo), kind: fixup_Mips_CALL_HI16
// DATA-NEXT: 0080: 24620000 24620000 24620000 24620000
// DATA-NEXT: 0090: 24620000 24620000 24620000 24620000
addiu $2, $3, %call_lo(foo) // RELOC: R_MIPS_CALL_LO16 foo
// ENCBE: addiu $2, $3, %call_lo(foo) # encoding: [0x24,0x62,A,A]
// ENCLE: addiu $2, $3, %call_lo(foo) # encoding: [A,A,0x62,0x24]
@ -321,7 +332,22 @@ foo_mm:
// ENCLE: addiu $2, $2, %lo(long_mm) # encoding: [0x42'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %lo(long_mm), kind: fixup_MICROMIPS_LO16
// DATA-NEXT: 0020: 30430000 30420000 30430000 30420004
// DATA-NEXT: 0020: 30430004 00000000 30430004 00000000
addiu $2, $3, %got_page(bar) // RELOC: R_MICROMIPS_GOT_PAGE .data
// ENCBE: addiu $2, $3, %got_page(bar) # encoding: [0x30,0x43,A,A]
// The placement of the 'A' annotations is incorrect. They use 32-bit little endian instead of 2x 16-bit little endian.
// ENCLE: addiu $2, $3, %got_page(bar) # encoding: [0x43'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %got_page(bar), kind: fixup_MICROMIPS_GOT_PAGE
nop
addiu $2, $3, %got_ofst(bar) // RELOC: R_MICROMIPS_GOT_OFST .data
// ENCBE: addiu $2, $3, %got_ofst(bar) # encoding: [0x30,0x43,A,A]
// The placement of the 'A' annotations is incorrect. They use 32-bit little endian instead of 2x 16-bit little endian.
// ENCLE: addiu $2, $3, %got_ofst(bar) # encoding: [0x43'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %got_ofst(bar), kind: fixup_MICROMIPS_GOT_OFST
nop
// DATA-NEXT: 0030: 30430000 30420000 30430000 30420004
addiu $2, $3, %hi(foo_mm) // RELOC: R_MICROMIPS_HI16 foo_mm
// ENCBE: addiu $2, $3, %hi(foo_mm) # encoding: [0x30,0x43,A,A]
// ENCLE: addiu $2, $3, %hi(foo_mm) # encoding: [0x43'A',0x30'A',0x00,0x00]
@ -342,5 +368,5 @@ foo_mm:
// ENCLE: addiu $2, $2, %lo(bar) # encoding: [0x42'A',0x30'A',0x00,0x00]
// FIXUP: # fixup A - offset: 0, value: %lo(bar), kind: fixup_MICROMIPS_LO16
.space 65536, 0
.space 65520, 0
long_mm: