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[Mips] Use 'or' for move instead of [d]addu in PLT entries 

Patch by Simon Dardis.

Differential Revision: http://reviews.llvm.org/D12103

llvm-svn: 245491
This commit is contained in:
Simon Atanasyan 2015-08-19 20:20:10 +00:00
parent 989cbbd2f5
commit 814b705984
12 changed files with 18 additions and 18 deletions
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4
lld/lib/ReaderWriter/ELF/Mips/MipsRelocationPass.cpp
View File

@ -43,7 +43,7 @@ static const uint8_t mipsBePlt0AtomContent[] = {
0x8f, 0x99, 0x00, 0x00, // lw $25, %lo(&GOTPLT[0])($28)
0x27, 0x9c, 0x00, 0x00, // addiu $28, $28, %lo(&GOTPLT[0])
0x03, 0x1c, 0xc0, 0x23, // subu $24, $24, $28
0x03, 0xe0, 0x78, 0x21, // move $15, $31
0x03, 0xe0, 0x78, 0x25, // move $15, $31
0x00, 0x18, 0xc0, 0x82, // srl $24, $24, 2
0x03, 0x20, 0xf8, 0x09, // jalr $25
0x27, 0x18, 0xff, 0xfe // subu $24, $24, 2
@ -55,7 +55,7 @@ static const uint8_t mipsLePlt0AtomContent[] = {
0x00, 0x00, 0x99, 0x8f, // lw $25, %lo(&GOTPLT[0])($28)
0x00, 0x00, 0x9c, 0x27, // addiu $28, $28, %lo(&GOTPLT[0])
0x23, 0xc0, 0x1c, 0x03, // subu $24, $24, $28
0x21, 0x78, 0xe0, 0x03, // move $15, $31
0x25, 0x78, 0xe0, 0x03, // move $15, $31
0x82, 0xc0, 0x18, 0x00, // srl $24, $24, 2
0x09, 0xf8, 0x20, 0x03, // jalr $25
0xfe, 0xff, 0x18, 0x27 // subu $24, $24, 2

2
lld/test/elf/Mips/la25-stub-npic-shared.test
View File

@ -11,7 +11,7 @@
# CHECK: Contents of section .plt:
# CHECK-NEXT: 400190 40001c3c 0020998f 00209c27 23c01c03
# CHECK-NEXT: 4001a0 2178e003 82c01800 09f82003 feff1827
# CHECK-NEXT: 4001a0 2578e003 82c01800 09f82003 feff1827
# CHECK-NEXT: 4001b0 40000f3c 0820f98d 08002003 0820f825
# ^ PLT.T1
# CHECK-NEXT: 4001c0 00799307 22ff0000 9945020f

2
lld/test/elf/Mips/plt-entry-mixed-1.test
View File

@ -21,7 +21,7 @@
# CHECK-NEXT: 400174: 00 20 99 8f lw $25, 8192($gp)
# CHECK-NEXT: 400178: 00 20 9c 27 addiu $gp, $gp, 8192
# CHECK-NEXT: 40017c: 23 c0 1c 03 subu $24, $24, $gp
# CHECK-NEXT: 400180: 21 78 e0 03 move $15, $ra
# CHECK-NEXT: 400180: 25 78 e0 03 move $15, $ra
# CHECK-NEXT: 400184: 82 c0 18 00 srl $24, $24, 2
# CHECK-NEXT: 400188: 09 f8 20 03 jalr $25
# CHECK-NEXT: 40018c: fe ff 18 27 addiu $24, $24, -2

8
lld/test/elf/Mips/plt-entry-mixed-2.test
View File

@ -18,10 +18,10 @@
# to support microMIPS instruction encoding.
# CHECK: Contents of section .plt:
# CHECK-NEXT: 400170 40001c3c 0020998f 00209c27 23c01c03 @..<. ... .'#...
# CHECK-NEXT: 400180 2178e003 82c01800 09f82003 feff1827 !x........ ....'
# CHECK-NEXT: 400190 40000f3c 0820f98d 08002003 0820f825 @..<. .... .. .%
# CHECK-NEXT: 4001a0 00799a07 22ff0000 9945020f .y.."....E..
# CHECK-NEXT: 400170 40001c3c 0020998f 00209c27 23c01c03
# CHECK-NEXT: 400180 2578e003 82c01800 09f82003 feff1827
# CHECK-NEXT: 400190 40000f3c 0820f98d 08002003 0820f825
# CHECK-NEXT: 4001a0 00799a07 22ff0000 9945020f
# so.o
---

6
lld/test/elf/Mips/plt-entry-mixed-4.test
View File

@ -18,9 +18,9 @@
# to support microMIPS instruction encoding.
# CHECK: Contents of section .plt:
# CHECK-NEXT: 400170 40001c3c 0020998f 00209c27 23c01c03 @..<. ... .'#...
# CHECK-NEXT: 400180 2178e003 82c01800 09f82003 feff1827 !x........ ....'
# CHECK-NEXT: 400190 40000f3c 0820f98d 08002003 0820f825 @..<. .... .. .%
# CHECK-NEXT: 400170 40001c3c 0020998f 00209c27 23c01c03
# CHECK-NEXT: 400180 2578e003 82c01800 09f82003 feff1827
# CHECK-NEXT: 400190 40000f3c 0820f98d 08002003 0820f825
# so.o
---

2
lld/test/elf/Mips/plt-entry-r6-be.test
View File

@ -17,7 +17,7 @@
# CHECK-NEXT: 400164: 8f 99 20 00 lw $25, 8192($gp)
# CHECK-NEXT: 400168: 27 9c 20 00 addiu $gp, $gp, 8192
# CHECK-NEXT: 40016c: 03 1c c0 23 subu $24, $24, $gp
# CHECK-NEXT: 400170: 03 e0 78 21 move $15, $ra
# CHECK-NEXT: 400170: 03 e0 78 25 move $15, $ra
# CHECK-NEXT: 400174: 00 18 c0 82 srl $24, $24, 2
# CHECK-NEXT: 400178: 03 20 f8 09 jalr $25
# CHECK-NEXT: 40017c: 27 18 ff fe addiu $24, $24, -2

2
lld/test/elf/Mips/plt-entry-r6.test
View File

@ -17,7 +17,7 @@
# CHECK-NEXT: 400164: 00 20 99 8f lw $25, 8192($gp)
# CHECK-NEXT: 400168: 00 20 9c 27 addiu $gp, $gp, 8192
# CHECK-NEXT: 40016c: 23 c0 1c 03 subu $24, $24, $gp
# CHECK-NEXT: 400170: 21 78 e0 03 move $15, $ra
# CHECK-NEXT: 400170: 25 78 e0 03 move $15, $ra
# CHECK-NEXT: 400174: 82 c0 18 00 srl $24, $24, 2
# CHECK-NEXT: 400178: 09 f8 20 03 jalr $25
# CHECK-NEXT: 40017c: fe ff 18 27 addiu $24, $24, -2

2
lld/test/elf/Mips/plt-header-be.test
View File

@ -17,7 +17,7 @@
# CHECK-NEXT: 400164: 8f 99 20 00 lw $25, 8192($gp)
# CHECK-NEXT: 400168: 27 9c 20 00 addiu $gp, $gp, 8192
# CHECK-NEXT: 40016c: 03 1c c0 23 subu $24, $24, $gp
# CHECK-NEXT: 400170: 03 e0 78 21 move $15, $ra
# CHECK-NEXT: 400170: 03 e0 78 25 move $15, $ra
# CHECK-NEXT: 400174: 00 18 c0 82 srl $24, $24, 2
# CHECK-NEXT: 400178: 03 20 f8 09 jalr $25
# CHECK-NEXT: 40017c: 27 18 ff fe addiu $24, $24, -2

2
lld/test/elf/Mips/plt-header-mixed.test
View File

@ -20,7 +20,7 @@
# DIS-NEXT: 400174: 00 20 99 8f lw $25, 8192($gp)
# DIS-NEXT: 400178: 00 20 9c 27 addiu $gp, $gp, 8192
# DIS-NEXT: 40017c: 23 c0 1c 03 subu $24, $24, $gp
# DIS-NEXT: 400180: 21 78 e0 03 move $15, $ra
# DIS-NEXT: 400180: 25 78 e0 03 move $15, $ra
# DIS-NEXT: 400184: 82 c0 18 00 srl $24, $24, 2
# DIS-NEXT: 400188: 09 f8 20 03 jalr $25
# DIS-NEXT: 40018c: fe ff 18 27 addiu $24, $24, -2

2
lld/test/elf/Mips/plt-header.test
View File

@ -19,7 +19,7 @@
# EXE-NEXT: 400164: 00 20 99 8f lw $25, 8192($gp)
# EXE-NEXT: 400168: 00 20 9c 27 addiu $gp, $gp, 8192
# EXE-NEXT: 40016c: 23 c0 1c 03 subu $24, $24, $gp
# EXE-NEXT: 400170: 21 78 e0 03 move $15, $ra
# EXE-NEXT: 400170: 25 78 e0 03 move $15, $ra
# EXE-NEXT: 400174: 82 c0 18 00 srl $24, $24, 2
# EXE-NEXT: 400178: 09 f8 20 03 jalr $25
# EXE-NEXT: 40017c: fe ff 18 27 addiu $24, $24, -2

2
lld/test/elf/Mips/rel-dynamic-01.test
View File

@ -23,7 +23,7 @@
# PLT-NEXT: 4001f4: 00 20 99 8f lw $25, 8192($gp)
# PLT-NEXT: 4001f8: 00 20 9c 27 addiu $gp, $gp, 8192
# PLT-NEXT: 4001fc: 23 c0 1c 03 subu $24, $24, $gp
# PLT-NEXT: 400200: 21 78 e0 03 move $15, $ra
# PLT-NEXT: 400200: 25 78 e0 03 move $15, $ra
# PLT-NEXT: 400204: 82 c0 18 00 srl $24, $24, 2
# PLT-NEXT: 400208: 09 f8 20 03 jalr $25
# PLT-NEXT: 40020c: fe ff 18 27 addiu $24, $24, -2

2
lld/test/elf/Mips/rel-dynamic-03.test
View File

@ -24,7 +24,7 @@
# PLT-NEXT: 400164: 00 20 99 8f lw $25, 8192($gp)
# PLT-NEXT: 400168: 00 20 9c 27 addiu $gp, $gp, 8192
# PLT-NEXT: 40016c: 23 c0 1c 03 subu $24, $24, $gp
# PLT-NEXT: 400170: 21 78 e0 03 move $15, $ra
# PLT-NEXT: 400170: 25 78 e0 03 move $15, $ra
# PLT-NEXT: 400174: 82 c0 18 00 srl $24, $24, 2
# PLT-NEXT: 400178: 09 f8 20 03 jalr $25
# PLT-NEXT: 40017c: fe ff 18 27 addiu $24, $24, -2