forked from OSchip/llvm-project
[ELF][RISCV] Allow PT_LOAD to have overlapping p_offset ranges on EM_RISCV
Port the D64906 technique to RISC-V. It deletes 3 alignments at PT_LOAD boundaries for the default case: the size of a RISC-V binary decreases by at most 12kb. llvm-svn: 370192
This commit is contained in:
Fangrui Song
parent
ab6594575a
commit
523f999acf
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@ -2224,9 +2224,9 @@ template <class ELFT> void Writer<ELFT>::fixSectionAlignments() {
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// and non-executable segments.
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//
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// TODO Enable this technique on all targets.
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bool enable =
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config->emachine != EM_HEXAGON && config->emachine != EM_MIPS &&
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config->emachine != EM_RISCV && config->emachine != EM_X86_64;
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bool enable = config->emachine != EM_HEXAGON &&
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config->emachine != EM_MIPS &&
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config->emachine != EM_X86_64;
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if (!enable || (config->zSeparateCode && prev &&
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(prev->p_flags & PF_X) != (p->p_flags & PF_X)))
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@ -1,19 +1,22 @@
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# REQUIRES: riscv
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# RUN: llvm-mc -filetype=obj -triple=riscv32 %s -o %t.32.o
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# RUN: ld.lld -pie %t.32.o -o %t.32
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# RUN: llvm-readelf -s %t.32 | FileCheck --check-prefix=SYM %s
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# RUN: llvm-readelf -S %t.32 | FileCheck --check-prefix=SEC %s
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# RUN: llvm-readelf -s %t.32 | FileCheck --check-prefix=SYM32 %s
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# RUN: llvm-readelf -S %t.32 | FileCheck --check-prefix=SEC32 %s
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# RUN: not ld.lld -shared %t.32.o -o /dev/null 2>&1 | FileCheck --check-prefix=ERR %s
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# RUN: llvm-mc -filetype=obj -triple=riscv64 %s -o %t.64.o
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# RUN: ld.lld -pie %t.64.o -o %t.64
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# RUN: llvm-readelf -s %t.64 | FileCheck --check-prefix=SYM %s
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# RUN: llvm-readelf -S %t.64 | FileCheck --check-prefix=SEC %s
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# RUN: llvm-readelf -s %t.64 | FileCheck --check-prefix=SYM64 %s
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# RUN: llvm-readelf -S %t.64 | FileCheck --check-prefix=SEC64 %s
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# RUN: not ld.lld -shared %t.64.o -o /dev/null 2>&1 | FileCheck --check-prefix=ERR %s
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## __global_pointer$ = .sdata+0x800 = 0x3800
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# SEC: [ 7] .sdata PROGBITS {{0*}}00003000
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# SYM: {{0*}}00003800 0 NOTYPE GLOBAL DEFAULT 7 __global_pointer$
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## __global_pointer$ = .sdata+0x800 = 0x39b8
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# SEC32: [ 7] .sdata PROGBITS {{0*}}000031b8
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# SYM32: {{0*}}000039b8 0 NOTYPE GLOBAL DEFAULT 7 __global_pointer$
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# SEC64: [ 7] .sdata PROGBITS {{0*}}000032d0
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# SYM64: {{0*}}00003ad0 0 NOTYPE GLOBAL DEFAULT 7 __global_pointer$
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## __global_pointer$ - 0x1000 = 4096*3-2048
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# DIS: 1000: auipc gp, 3
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@ -2,18 +2,18 @@
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# RUN: echo '.globl bar, weak; .type bar,@function; .type weak,@function; bar: weak:' > %t1.s
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# RUN: llvm-mc -filetype=obj -triple=riscv32 %t1.s -o %t1.32.o
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# RUN: ld.lld -shared %t1.32.o -o %t1.32.so
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# RUN: ld.lld -shared %t1.32.o -soname=t1.32.so -o %t1.32.so
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# RUN: llvm-mc -filetype=obj -triple=riscv32 %s -o %t.32.o
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# RUN: ld.lld %t.32.o %t1.32.so -o %t.32
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# RUN: ld.lld %t.32.o %t1.32.so -z separate-code -o %t.32
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# RUN: llvm-readelf -S -s %t.32 | FileCheck --check-prefixes=SEC,NM %s
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# RUN: llvm-readobj -r %t.32 | FileCheck --check-prefix=RELOC32 %s
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# RUN: llvm-readelf -x .got.plt %t.32 | FileCheck --check-prefix=GOTPLT32 %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t.32 | FileCheck --check-prefixes=DIS,DIS32 %s
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# RUN: llvm-mc -filetype=obj -triple=riscv64 %t1.s -o %t1.64.o
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# RUN: ld.lld -shared %t1.64.o -o %t1.64.so
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# RUN: ld.lld -shared %t1.64.o -soname=t1.64.so -o %t1.64.so
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# RUN: llvm-mc -filetype=obj -triple=riscv64 %s -o %t.64.o
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# RUN: ld.lld %t.64.o %t1.64.so -o %t.64
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# RUN: ld.lld %t.64.o %t1.64.so -z separate-code -o %t.64
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# RUN: llvm-readelf -S -s %t.64 | FileCheck --check-prefixes=SEC,NM %s
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# RUN: llvm-readobj -r %t.64 | FileCheck --check-prefix=RELOC64 %s
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# RUN: llvm-readelf -x .got.plt %t.64 | FileCheck --check-prefix=GOTPLT64 %s
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@ -29,34 +29,34 @@
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## The .got.plt slots relocated by .rela.plt point to .plt
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## This is required by glibc.
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# RELOC32: .rela.plt {
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# RELOC32-NEXT: 0x13008 R_RISCV_JUMP_SLOT bar 0x0
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# RELOC32-NEXT: 0x1300C R_RISCV_JUMP_SLOT weak 0x0
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# RELOC32-NEXT: 0x13070 R_RISCV_JUMP_SLOT bar 0x0
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# RELOC32-NEXT: 0x13074 R_RISCV_JUMP_SLOT weak 0x0
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# RELOC32-NEXT: }
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# GOTPLT32: section '.got.plt'
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# GOTPLT32-NEXT: 0x00013000 00000000 00000000 30100100 30100100
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# GOTPLT32-NEXT: 0x00013068 00000000 00000000 30100100 30100100
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# RELOC64: .rela.plt {
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# RELOC64-NEXT: 0x13010 R_RISCV_JUMP_SLOT bar 0x0
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# RELOC64-NEXT: 0x13018 R_RISCV_JUMP_SLOT weak 0x0
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# RELOC64-NEXT: 0x130E0 R_RISCV_JUMP_SLOT bar 0x0
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# RELOC64-NEXT: 0x130E8 R_RISCV_JUMP_SLOT weak 0x0
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# RELOC64-NEXT: }
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# GOTPLT64: section '.got.plt'
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# GOTPLT64-NEXT: 0x00013000 00000000 00000000 00000000 00000000
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# GOTPLT64-NEXT: 0x00013010 30100100 00000000 30100100 00000000
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# GOTPLT64-NEXT: 0x000130d0 00000000 00000000 00000000 00000000
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# GOTPLT64-NEXT: 0x000130e0 30100100 00000000 30100100 00000000
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# DIS: _start:
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## Direct call
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## foo - . = 0x11020-0x11000 = 32
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# DIS-NEXT: auipc ra, 0
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# DIS-NEXT: 11004: jalr 32(ra)
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## bar@plt - . = 0x11050-0x1100c = 72
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# DIS-NEXT: auipc ra, 0
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# DIS-NEXT: 1100c: jalr 72(ra)
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## bar@plt - . = 0x11050-0x11014 = 64
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# DIS-NEXT: auipc ra, 0
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# DIS-NEXT: 11014: jalr 64(ra)
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## weak@plt - . = 0x11060-0x1101c = 72
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# DIS-NEXT: auipc ra, 0
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# DIS-NEXT: 1101c: jalr 72(ra)
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# DIS-NEXT: 11000: auipc ra, 0
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# DIS-NEXT: jalr 32(ra)
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## bar@plt - . = 0x11050-0x11008 = 72
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# DIS-NEXT: 11008: auipc ra, 0
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# DIS-NEXT: jalr 72(ra)
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## bar@plt - . = 0x11050-0x11010 = 64
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# DIS-NEXT: 11010: auipc ra, 0
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# DIS-NEXT: jalr 64(ra)
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## weak@plt - . = 0x11060-0x11018 = 72
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# DIS-NEXT: 11018: auipc ra, 0
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# DIS-NEXT: jalr 72(ra)
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# DIS: foo:
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# DIS-NEXT: 11020:
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@ -64,28 +64,29 @@
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# DIS: .plt:
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# DIS-NEXT: auipc t2, 2
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# DIS-NEXT: sub t1, t1, t3
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## .got.plt - .plt = 0x13000 - 0x11030 = 4096*2-48
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# DIS32-NEXT: lw t3, -48(t2)
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# DIS64-NEXT: ld t3, -48(t2)
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## .got.plt - .plt = 0x13068 - 0x11030 = 4096*2+56
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# DIS32-NEXT: lw t3, 56(t2)
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# DIS64-NEXT: ld t3, 160(t2)
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# DIS-NEXT: addi t1, t1, -44
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# DIS-NEXT: addi t0, t2, -48
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# DIS32-NEXT: addi t0, t2, 56
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# DIS64-NEXT: addi t0, t2, 160
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# DIS32-NEXT: srli t1, t1, 2
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# DIS64-NEXT: srli t1, t1, 1
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# DIS32-NEXT: lw t0, 4(t0)
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# DIS64-NEXT: ld t0, 8(t0)
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# DIS-NEXT: jr t3
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## 32-bit: &.got.plt[bar]-. = 0x13008-0x11050 = 4096*2-72
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## 32-bit: &.got.plt[bar]-. = 0x13070-0x11050 = 4096*2+32
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# DIS: 11050: auipc t3, 2
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# DIS32-NEXT: lw t3, -72(t3)
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# DIS64-NEXT: ld t3, -64(t3)
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# DIS32-NEXT: lw t3, 32(t3)
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# DIS64-NEXT: ld t3, 144(t3)
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# DIS-NEXT: jalr t1, t3
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# DIS-NEXT: nop
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## 32-bit: &.got.plt[weak]-. = 0x1300c-0x11060 = 4096*2-84
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## 32-bit: &.got.plt[weak]-. = 0x13074-0x11060 = 4096*2+20
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# DIS: 11060: auipc t3, 2
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# DIS32-NEXT: lw t3, -84(t3)
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# DIS64-NEXT: ld t3, -72(t3)
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# DIS32-NEXT: lw t3, 20(t3)
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# DIS64-NEXT: ld t3, 136(t3)
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# DIS-NEXT: jalr t1, t3
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# DIS-NEXT: nop
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@ -1,23 +1,24 @@
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# REQUIRES: riscv
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# RUN: llvm-mc -filetype=obj -triple=riscv32 %p/Inputs/relocation-copy.s -o %t1.o
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# RUN: ld.lld -shared %t1.o -o %t1.so
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# RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
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# RUN: llvm-mc -filetype=obj -triple=riscv32 %s -o %t.o
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# RUN: ld.lld %t.o %t1.so -o %t
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# RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC %s
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# RUN: llvm-readobj -r %t | FileCheck --check-prefixes=REL,REL32 %s
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# RUN: llvm-nm -S %t | FileCheck --check-prefix=NM32 %s
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# RUN: llvm-mc -filetype=obj -triple=riscv64 %p/Inputs/relocation-copy.s -o %t1.o
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# RUN: ld.lld -shared %t1.o -o %t1.so
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# RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
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# RUN: llvm-mc -filetype=obj -triple=riscv64 %s -o %t.o
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# RUN: ld.lld %t.o %t1.so -o %t
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# RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC %s
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# RUN: llvm-readobj -r %t | FileCheck --check-prefixes=REL,REL64 %s
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# RUN: llvm-nm -S %t | FileCheck --check-prefix=NM64 %s
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# RELOC: .rela.dyn {
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# RELOC-NEXT: 0x13000 R_RISCV_COPY x 0x0
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# RELOC-NEXT: }
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# REL: .rela.dyn {
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# REL32-NEXT: 0x13210 R_RISCV_COPY x 0x0
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# REL64-NEXT: 0x13360 R_RISCV_COPY x 0x0
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# REL-NEXT: }
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# NM32: 00013000 00000004 B x
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# NM64: 0000000000013000 0000000000000004 B x
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# NM32: 00013210 00000004 B x
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# NM64: 0000000000013360 0000000000000004 B x
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la a0, x
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@ -1,59 +1,63 @@
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# REQUIRES: riscv
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# RUN: echo '.globl b; b:' | llvm-mc -filetype=obj -triple=riscv32 - -o %t1.o
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# RUN: ld.lld -shared %t1.o -o %t1.so
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# RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
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# RUN: llvm-mc -filetype=obj -triple=riscv32 -position-independent %s -o %t.o
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# RUN: ld.lld %t.o %t1.so -o %t
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# RUN: llvm-readelf -S %t | FileCheck --check-prefix=SEC32 %s
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# RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC32 %s
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# RUN: llvm-nm %t | FileCheck --check-prefix=NM %s
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# RUN: llvm-nm %t | FileCheck --check-prefix=NM32 %s
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# RUN: llvm-readobj -x .got %t | FileCheck --check-prefix=HEX32 %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DIS32 %s
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# RUN: echo '.globl b; b:' | llvm-mc -filetype=obj -triple=riscv64 - -o %t1.o
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# RUN: ld.lld -shared %t1.o -o %t1.so
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# RUN: ld.lld -shared %t1.o -soname=t1.so -o %t1.so
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# RUN: llvm-mc -filetype=obj -triple=riscv64 -position-independent %s -o %t.o
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# RUN: ld.lld %t.o %t1.so -o %t
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# RUN: llvm-readelf -S %t | FileCheck --check-prefix=SEC64 %s
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# RUN: llvm-readobj -r %t | FileCheck --check-prefix=RELOC64 %s
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# RUN: llvm-nm %t | FileCheck --check-prefix=NM %s
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# RUN: llvm-nm %t | FileCheck --check-prefix=NM64 %s
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# RUN: llvm-readobj -x .got %t | FileCheck --check-prefix=HEX64 %s
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# RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DIS64 %s
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# SEC: .got PROGBITS 00012060 020060 00000c
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# SEC32: .got PROGBITS 0001220c 00020c 00000c
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# SEC64: .got PROGBITS 0000000000012358 000358 000018
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# RELOC32: .rela.dyn {
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# RELOC32-NEXT: 0x12068 R_RISCV_32 b 0x0
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# RELOC32-NEXT: 0x12214 R_RISCV_32 b 0x0
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# RELOC32-NEXT: }
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# RELOC64: .rela.dyn {
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# RELOC64-NEXT: 0x120D0 R_RISCV_64 b 0x0
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# RELOC64-NEXT: 0x12368 R_RISCV_64 b 0x0
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# RELOC64-NEXT: }
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# NM: 00013000 d a
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# NM32: 00013218 d a
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# NM64: 0000000000013370 d a
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## .got[0] = _DYNAMIC
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## .got[1] = a (filled at link time)
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## .got[2] = 0 (relocated by R_RISCV_64 at runtime)
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# HEX32: section '.got':
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# HEX32: 0x00012060 00200100 00300100 00000000
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# HEX32: 0x0001220c ac210100 18320100 00000000
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# HEX64: section '.got':
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# HEX64: 0x000120c0 00200100 00000000 00300100 00000000
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# HEX64: 0x000120d0 00000000 00000000
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# HEX64: 0x00012358 98220100 00000000 70330100 00000000
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# HEX64: 0x00012368 00000000 00000000
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## &.got[1]-. = 0x12060-0x11000 = 4096*1+100
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# DIS32: 11000: auipc a0, 1
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# DIS32-NEXT: lw a0, 100(a0)
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## &.got[2]-. = 0x12064-0x11008 = 4096*1+96
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# DIS32: 11008: auipc a0, 1
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# DIS32-NEXT: lw a0, 96(a0)
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## &.got[1]-. = 0x12210-0x1119c = 4096*1+116
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# DIS32: 1119c: auipc a0, 1
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# DIS32-NEXT: lw a0, 116(a0)
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## &.got[2]-. = 0x12214-0x111a4 = 4096*1+112
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# DIS32: 111a4: auipc a0, 1
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# DIS32-NEXT: lw a0, 112(a0)
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## &.got[1]-. = 0x120c8-0x11000 = 4096*1+100
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# DIS64: 11000: auipc a0, 1
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# DIS64-NEXT: ld a0, 200(a0)
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## &.got[2]-. = 0x120d0-0x11008 = 4096*1+200
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# DIS64: 11008: auipc a0, 1
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# DIS64-NEXT: ld a0, 200(a0)
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## &.got[1]-. = 0x12360-0x11288 = 4096*1+216
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# DIS64: 11288: auipc a0, 1
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# DIS64-NEXT: ld a0, 216(a0)
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## &.got[2]-. = 0x12368-0x11290 = 4096*1+216
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# DIS64: 11290: auipc a0, 1
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# DIS64-NEXT: ld a0, 216(a0)
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la a0,a
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la a0,b
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# RUN: llvm-readelf -x .got %t.64 | FileCheck --check-prefix=IE64-GOT %s
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# GD32-REL: .rela.dyn {
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# GD32-REL-NEXT: 0x2070 R_RISCV_TLS_DTPMOD32 a 0x0
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# GD32-REL-NEXT: 0x2074 R_RISCV_TLS_DTPREL32 a 0x0
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# GD32-REL-NEXT: 0x2078 R_RISCV_TLS_DTPMOD32 b 0x0
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# GD32-REL-NEXT: 0x207C R_RISCV_TLS_DTPREL32 b 0x0
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# GD32-REL-NEXT: 0x2310 R_RISCV_TLS_DTPMOD32 a 0x0
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# GD32-REL-NEXT: 0x2314 R_RISCV_TLS_DTPREL32 a 0x0
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# GD32-REL-NEXT: 0x2318 R_RISCV_TLS_DTPMOD32 b 0x0
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# GD32-REL-NEXT: 0x231C R_RISCV_TLS_DTPREL32 b 0x0
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# GD32-REL-NEXT: }
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## &DTPMOD(a) - . = 0x2070 - 0x1000 = 4096*1+112
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# GD32: 1000: auipc a0, 1
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# GD32-NEXT: addi a0, a0, 112
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## &DTPMOD(a) - . = 0x2310 - 0x1250 = 4096*1+192
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# GD32: 1250: auipc a0, 1
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# GD32-NEXT: addi a0, a0, 192
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# GD32-NEXT: auipc ra, 0
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# GD32-NEXT: jalr 56(ra)
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## &DTPMOD(b) - . = 0x2078 - 0x1010 = 4096*1+104
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# GD32: 1010: auipc a0, 1
|
||||
# GD32-NEXT: addi a0, a0, 104
|
||||
## &DTPMOD(b) - . = 0x2318 - 0x1260 = 4096*1+184
|
||||
# GD32: 1260: auipc a0, 1
|
||||
# GD32-NEXT: addi a0, a0, 184
|
||||
# GD32-NEXT: auipc ra, 0
|
||||
# GD32-NEXT: jalr 40(ra)
|
||||
|
||||
# GD64-REL: .rela.dyn {
|
||||
# GD64-REL-NEXT: 0x20E0 R_RISCV_TLS_DTPMOD64 a 0x0
|
||||
# GD64-REL-NEXT: 0x20E8 R_RISCV_TLS_DTPREL64 a 0x0
|
||||
# GD64-REL-NEXT: 0x20F0 R_RISCV_TLS_DTPMOD64 b 0x0
|
||||
# GD64-REL-NEXT: 0x20F8 R_RISCV_TLS_DTPREL64 b 0x0
|
||||
# GD64-REL-NEXT: 0x24D0 R_RISCV_TLS_DTPMOD64 a 0x0
|
||||
# GD64-REL-NEXT: 0x24D8 R_RISCV_TLS_DTPREL64 a 0x0
|
||||
# GD64-REL-NEXT: 0x24E0 R_RISCV_TLS_DTPMOD64 b 0x0
|
||||
# GD64-REL-NEXT: 0x24E8 R_RISCV_TLS_DTPREL64 b 0x0
|
||||
# GD64-REL-NEXT: }
|
||||
|
||||
## &DTPMOD(a) - . = 0x20e0 - 0x1000 = 4096*1+224
|
||||
# GD64: 1000: auipc a0, 1
|
||||
# GD64-NEXT: addi a0, a0, 224
|
||||
## &DTPMOD(a) - . = 0x24d0 - 0x1398 = 4096*1+312
|
||||
# GD64: 1398: auipc a0, 1
|
||||
# GD64-NEXT: addi a0, a0, 312
|
||||
# GD64-NEXT: auipc ra, 0
|
||||
# GD64-NEXT: jalr 56(ra)
|
||||
# GD64-NEXT: jalr 64(ra)
|
||||
|
||||
## &DTPMOD(b) - . = 0x20f0 - 0x1010 = 4096*1+224
|
||||
# GD64: 1010: auipc a0, 1
|
||||
# GD64-NEXT: addi a0, a0, 224
|
||||
## &DTPMOD(b) - . = 0x24e0 - 0x13a8 = 4096*1+312
|
||||
# GD64: 13a8: auipc a0, 1
|
||||
# GD64-NEXT: addi a0, a0, 312
|
||||
# GD64-NEXT: auipc ra, 0
|
||||
# GD64-NEXT: jalr 40(ra)
|
||||
# GD64-NEXT: jalr 48(ra)
|
||||
|
||||
# NOREL: no relocations
|
||||
|
||||
|
|
@ -97,19 +97,19 @@
|
|||
## a is local - relaxed to LE - its DTPMOD/DTPREL slots are link-time constants.
|
||||
## b is external - DTPMOD/DTPREL dynamic relocations are required.
|
||||
# IE32-REL: .rela.dyn {
|
||||
# IE32-REL-NEXT: 0x12068 R_RISCV_TLS_DTPMOD32 b 0x0
|
||||
# IE32-REL-NEXT: 0x1206C R_RISCV_TLS_DTPREL32 b 0x0
|
||||
# IE32-REL-NEXT: 0x12230 R_RISCV_TLS_DTPMOD32 b 0x0
|
||||
# IE32-REL-NEXT: 0x12234 R_RISCV_TLS_DTPREL32 b 0x0
|
||||
# IE32-REL-NEXT: }
|
||||
# IE32-GOT: section '.got':
|
||||
# IE32-GOT-NEXT: 0x00012060 01000000 08f8ffff 00000000 00000000
|
||||
# IE32-GOT-NEXT: 0x00012228 01000000 08f8ffff 00000000 00000000
|
||||
|
||||
# IE64-REL: .rela.dyn {
|
||||
# IE64-REL-NEXT: 0x120D0 R_RISCV_TLS_DTPMOD64 b 0x0
|
||||
# IE64-REL-NEXT: 0x120D8 R_RISCV_TLS_DTPREL64 b 0x0
|
||||
# IE64-REL-NEXT: 0x12390 R_RISCV_TLS_DTPMOD64 b 0x0
|
||||
# IE64-REL-NEXT: 0x12398 R_RISCV_TLS_DTPREL64 b 0x0
|
||||
# IE64-REL-NEXT: }
|
||||
# IE64-GOT: section '.got':
|
||||
# IE64-GOT-NEXT: 0x000120c0 01000000 00000000 08f8ffff ffffffff
|
||||
# IE64-GOT-NEXT: 0x000120d0 00000000 00000000 00000000 00000000
|
||||
# IE64-GOT-NEXT: 0x00012380 01000000 00000000 08f8ffff ffffffff
|
||||
# IE64-GOT-NEXT: 0x00012390 00000000 00000000 00000000 00000000
|
||||
|
||||
la.tls.gd a0,a
|
||||
call __tls_get_addr@plt
|
||||
|
|
|
|||
|
|
@ -23,28 +23,28 @@
|
|||
# RUN: llvm-objdump -d --no-show-raw-insn %t.64 | FileCheck --check-prefixes=LE,LE64 %s
|
||||
|
||||
# IE32-REL: .rela.dyn {
|
||||
# IE32-REL-NEXT: 0x205C R_RISCV_TLS_TPREL32 - 0xC
|
||||
# IE32-REL-NEXT: 0x2058 R_RISCV_TLS_TPREL32 a 0x0
|
||||
# IE32-REL-NEXT: 0x2218 R_RISCV_TLS_TPREL32 - 0xC
|
||||
# IE32-REL-NEXT: 0x2214 R_RISCV_TLS_TPREL32 a 0x0
|
||||
# IE32-REL-NEXT: }
|
||||
# IE32-REL: FLAGS STATIC_TLS
|
||||
|
||||
# IE64-REL: .rela.dyn {
|
||||
# IE64-REL-NEXT: 0x20B8 R_RISCV_TLS_TPREL64 - 0xC
|
||||
# IE64-REL-NEXT: 0x20B0 R_RISCV_TLS_TPREL64 a 0x0
|
||||
# IE64-REL-NEXT: 0x2370 R_RISCV_TLS_TPREL64 - 0xC
|
||||
# IE64-REL-NEXT: 0x2368 R_RISCV_TLS_TPREL64 a 0x0
|
||||
# IE64-REL-NEXT: }
|
||||
# IE64-REL: FLAGS STATIC_TLS
|
||||
|
||||
## rv32: &.got[1] - . = 0x2058 - . = 4096*1+88
|
||||
## rv64: &.got[1] - . = 0x20B0 - . = 4096*1+176
|
||||
# IE: 1000: auipc a4, 1
|
||||
# IE32-NEXT: lw a4, 88(a4)
|
||||
# IE64-NEXT: ld a4, 176(a4)
|
||||
## rv32: &.got[0] - . = 0x2214 - . = 4096*1+112
|
||||
## rv64: &.got[0] - . = 0x2368 - . = 4096*1+200
|
||||
# IE: auipc a4, 1
|
||||
# IE32-NEXT: lw a4, 112(a4)
|
||||
# IE64-NEXT: ld a4, 200(a4)
|
||||
# IE-NEXT: add a4, a4, tp
|
||||
## rv32: &.got[0] - . = 0x205C - . = 4096*1+80
|
||||
## rv64: &.got[0] - . = 0x20B8 - . = 4096*1+172
|
||||
# IE: 100c: auipc a5, 1
|
||||
# IE32-NEXT: lw a5, 80(a5)
|
||||
# IE64-NEXT: ld a5, 172(a5)
|
||||
## rv32: &.got[1] - . = 0x2218 - . = 4096*1+104
|
||||
## rv64: &.got[1] - . = 0x2370 - . = 4096*1+196
|
||||
# IE: auipc a5, 1
|
||||
# IE32-NEXT: lw a5, 104(a5)
|
||||
# IE64-NEXT: ld a5, 196(a5)
|
||||
# IE-NEXT: add a5, a5, tp
|
||||
|
||||
# NOREL: no relocations
|
||||
|
|
@ -52,21 +52,23 @@
|
|||
# a@tprel = st_value(a) = 0x8
|
||||
# b@tprel = st_value(a) = 0xc
|
||||
# LE32-GOT: section '.got':
|
||||
# LE32-GOT-NEXT: 0x00012000 08000000 0c000000
|
||||
# LE32-GOT-NEXT: 0x0001212c 08000000 0c000000
|
||||
# LE64-GOT: section '.got':
|
||||
# LE64-GOT-NEXT: 0x00012000 08000000 00000000 0c000000 00000000
|
||||
# LE64-GOT-NEXT: 0x000121e0 08000000 00000000 0c000000 00000000
|
||||
|
||||
## rv32: &.got[0] - . = 0x12000 - 0x11000 = 4096*1+0
|
||||
## rv64: &.got[0] - . = 0x12000 - 0x11000 = 4096*1+0
|
||||
# LE: 11000: auipc a4, 1
|
||||
# LE32-NEXT: lw a4, 0(a4)
|
||||
# LE64-NEXT: ld a4, 0(a4)
|
||||
## rv32: &.got[0] - . = 0x1212c - 0x11114 = 4096*1+24
|
||||
## rv64: &.got[0] - . = 0x121e0 - 0x111c8 = 4096*1+24
|
||||
# LE32: 11114: auipc a4, 1
|
||||
# LE32-NEXT: lw a4, 24(a4)
|
||||
# LE64: 111c8: auipc a4, 1
|
||||
# LE64-NEXT: ld a4, 24(a4)
|
||||
# LE-NEXT: add a4, a4, tp
|
||||
## rv32: &.got[1] - . = 0x12004 - 0x1100c = 4096*1-8
|
||||
## rv64: &.got[1] - . = 0x12008 - 0x1100c = 4096*1-4
|
||||
# LE: 1100c: auipc a5, 1
|
||||
# LE32-NEXT: lw a5, -8(a5)
|
||||
# LE64-NEXT: ld a5, -4(a5)
|
||||
## rv32: &.got[1] - . = 0x12130 - 0x11120 = 4096*1+16
|
||||
## rv64: &.got[1] - . = 0x121e8 - 0x111d4 = 4096*1+20
|
||||
# LE32: 11120: auipc a5, 1
|
||||
# LE32-NEXT: lw a5, 16(a5)
|
||||
# LE64: 111d4: auipc a5, 1
|
||||
# LE64-NEXT: ld a5, 20(a5)
|
||||
# LE-NEXT: add a5, a5, tp
|
||||
|
||||
la.tls.ie a4,a
|
||||
|
|
|
|||
|
|
@ -35,44 +35,46 @@
|
|||
|
||||
## a@dtprel = st_value(a)-0x800 = 0xfffff808 is a link-time constant.
|
||||
# LD32-REL: .rela.dyn {
|
||||
# LD32-REL-NEXT: 0x2084
|
||||
# LD32-REL-NEXT: 0x207C R_RISCV_TLS_DTPMOD32 - 0x0
|
||||
# LD32-REL-NEXT: 0x22B4
|
||||
# LD32-REL-NEXT: 0x22AC R_RISCV_TLS_DTPMOD32 - 0x0
|
||||
# LD32-REL-NEXT: }
|
||||
# LD32-GOT: section '.got':
|
||||
# LD32-GOT-NEXT: 0x00002078 00200000 00000000 00f8ffff 00000000
|
||||
# LD32-GOT-NEXT: 0x000022a8 30220000 00000000 00f8ffff 00000000
|
||||
|
||||
# LD64-REL: .rela.dyn {
|
||||
# LD64-REL-NEXT: 0x2108
|
||||
# LD64-REL-NEXT: 0x20F8 R_RISCV_TLS_DTPMOD64 - 0x0
|
||||
# LD64-REL-NEXT: 0x2458
|
||||
# LD64-REL-NEXT: 0x2448 R_RISCV_TLS_DTPMOD64 - 0x0
|
||||
# LD64-REL-NEXT: }
|
||||
# LD64-GOT: section '.got':
|
||||
# LD64-GOT-NEXT: 0x000020f0 00200000 00000000 00000000 00000000
|
||||
# LD64-GOT-NEXT: 0x00002100 00f8ffff ffffffff 00000000 00000000
|
||||
# LD64-GOT-NEXT: 0x00002440 50230000 00000000 00000000 00000000
|
||||
# LD64-GOT-NEXT: 0x00002450 00f8ffff ffffffff 00000000 00000000
|
||||
|
||||
## rv32: &DTPMOD(a) - . = 0x207c - 0x1000 = 4096*1+124
|
||||
## rv64: &DTPMOD(a) - . = 0x20e0 - 0x1000 = 4096*1+248
|
||||
# LD: 1000: auipc a0, 1
|
||||
# LD32-NEXT: addi a0, a0, 124
|
||||
# LD64-NEXT: addi a0, a0, 248
|
||||
## rv32: &DTPMOD(a) - . = 0x22ac - 0x11d8 = 4096*1+212
|
||||
## rv64: &DTPMOD(a) - . = 0x2448 - 0x12f8 = 4096*1+336
|
||||
# LD32: 11d8: auipc a0, 1
|
||||
# LD32-NEXT: addi a0, a0, 212
|
||||
# LD64: 12f8: auipc a0, 1
|
||||
# LD64-NEXT: addi a0, a0, 336
|
||||
# LD-NEXT: auipc ra, 0
|
||||
# LD-NEXT: jalr 56(ra)
|
||||
# LD-NEXT: jalr 64(ra)
|
||||
|
||||
# NOREL: no relocations
|
||||
|
||||
## a is local - its DTPMOD/DTPREL slots are link-time constants.
|
||||
## a@dtpmod = 1 (main module)
|
||||
# LE32-GOT: section '.got':
|
||||
# LE32-GOT-NEXT: 0x00012000 00000000 01000000 00f8ffff 00200100
|
||||
# LE32-GOT-NEXT: 0x00012134 00000000 01000000 00f8ffff 34210100
|
||||
|
||||
# LE64-GOT: section '.got':
|
||||
# LE64-GOT-NEXT: 0x00012000 00000000 00000000 01000000 00000000
|
||||
# LE64-GOT-NEXT: 0x00012010 00f8ffff ffffffff 00200100 00000000
|
||||
# LE64-GOT-NEXT: 0x000121e8 00000000 00000000 01000000 00000000
|
||||
# LE64-GOT-NEXT: 0x000121f8 00f8ffff ffffffff e8210100 00000000
|
||||
|
||||
## rv32: DTPMOD(.LANCHOR0) - . = 0x12004 - 0x11000 = 4096*1+4
|
||||
## rv64: DTPMOD(.LANCHOR0) - . = 0x12008 - 0x11000 = 4096*1+8
|
||||
# LE: 11000: auipc a0, 1
|
||||
# LE32-NEXT: addi a0, a0, 4
|
||||
# LE64-NEXT: addi a0, a0, 8
|
||||
## rv32: DTPMOD(.LANCHOR0) - . = 0x12138 - 0x11114 = 4096*1+36
|
||||
## rv64: DTPMOD(.LANCHOR0) - . = 0x121f0 - 0x111c8 = 4096*1+40
|
||||
# LE32: 11114: auipc a0, 1
|
||||
# LE32-NEXT: addi a0, a0, 36
|
||||
# LE64: 111c8: auipc a0, 1
|
||||
# LE64-NEXT: addi a0, a0, 40
|
||||
# LE-NEXT: auipc ra, 0
|
||||
# LE-NEXT: jalr 24(ra)
|
||||
|
||||
|
|
|
|||
|
|
@ -7,11 +7,11 @@
|
|||
## R_RISCV_32 is an absolute relocation type.
|
||||
## In PIC mode, it creates a relative relocation if the symbol is non-preemptable.
|
||||
|
||||
# NM: 00002004 d b
|
||||
# NM: 000031fc d b
|
||||
|
||||
# RELOC: .rela.dyn {
|
||||
# RELOC-NEXT: 0x2004 R_RISCV_RELATIVE - 0x2004
|
||||
# RELOC-NEXT: 0x2000 R_RISCV_32 a 0
|
||||
# RELOC-NEXT: 0x31FC R_RISCV_RELATIVE - 0x31FC
|
||||
# RELOC-NEXT: 0x31F8 R_RISCV_32 a 0
|
||||
# RELOC-NEXT: }
|
||||
|
||||
.globl a, b
|
||||
|
|
|
|||
|
|
@ -7,11 +7,11 @@
|
|||
## R_RISCV_64 is an absolute relocation type.
|
||||
## In PIC mode, it creates a relative relocation if the symbol is non-preemptable.
|
||||
|
||||
# NM: 0000000000002008 d b
|
||||
# NM: 0000000000003350 d b
|
||||
|
||||
# RELOC: .rela.dyn {
|
||||
# RELOC-NEXT: 0x2008 R_RISCV_RELATIVE - 0x2008
|
||||
# RELOC-NEXT: 0x2000 R_RISCV_64 a 0
|
||||
# RELOC-NEXT: 0x3350 R_RISCV_RELATIVE - 0x3350
|
||||
# RELOC-NEXT: 0x3348 R_RISCV_64 a 0
|
||||
# RELOC-NEXT: }
|
||||
|
||||
.globl a, b
|
||||
|
|
|
|||
Loading…
Reference in New Issue