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elf: assume only one TLS segment for now

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This commit is contained in:
Jakub Konka 2023-10-11 13:27:36 +02:00
parent 8be71906d9
commit 2aa6099ad9
1 changed files with 5 additions and 2 deletions
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7
src/link/Elf.zig
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@ -4685,11 +4685,13 @@ fn allocateSpecialPhdrs(self: *Elf) void {
}
// Allocate TLS phdr
// We assume TLS sections are laid out contiguously and that there is
// a single TLS segment.
if (self.phdr_tls_index) |index| {
const slice = self.shdrs.items;
const phdr = &self.phdrs.items[index];
var shndx: u16 = 0;
outer: while (shndx < slice.len) {
while (shndx < slice.len) {
const shdr = slice[shndx];
if (shdr.sh_flags & elf.SHF_TLS == 0) {
shndx += 1;
@ -4704,7 +4706,8 @@ fn allocateSpecialPhdrs(self: *Elf) void {
while (shndx < slice.len) : (shndx += 1) {
const next = slice[shndx];
if (next.sh_flags & elf.SHF_TLS == 0) continue :outer;
// if (next.sh_flags & elf.SHF_TLS == 0) continue :outer; // TODO uncomment if we permit more TLS segments
if (next.sh_flags & elf.SHF_TLS == 0) break;
self.addShdrToPhdr(shndx, index);
}
}