Support R_PPC64_TPREL16_LO_DS

Fixes #1262
rui314 · May 21, 2024 · a8cd2e8 · a8cd2e8
1 parent a25226e
commit a8cd2e8
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diff --git a/elf/arch-ppc64v1.cc b/elf/arch-ppc64v1.cc
@@ -271,6 +271,9 @@ void InputSection<E>::apply_reloc_alloc(Context<E> &ctx, u8 *base) {
     case R_PPC64_TPREL16_LO:
       *(ub16 *)loc = lo(S + A - ctx.tp_addr);
       break;
+    case R_PPC64_TPREL16_LO_DS:
+      *(ub16 *)loc |= (S + A - ctx.tp_addr) & 0xfffc;
+      break;
     case R_PPC64_GOT_TPREL16_LO_DS:
       *(ub16 *)loc |= (sym.get_gottp_addr(ctx) - TOC) & 0xfffc;
       break;
@@ -381,6 +384,7 @@ void InputSection<E>::scan_relocations(Context<E> &ctx) {
       break;
     case R_PPC64_TPREL16_HA:
     case R_PPC64_TPREL16_LO:
+    case R_PPC64_TPREL16_LO_DS:
       check_tlsle(ctx, sym, rel);
       break;
     case R_PPC64_REL32:

diff --git a/elf/arch-ppc64v2.cc b/elf/arch-ppc64v2.cc
@@ -331,6 +331,9 @@ void InputSection<E>::apply_reloc_alloc(Context<E> &ctx, u8 *base) {
     case R_PPC64_TPREL16_LO:
       *(ul16 *)loc = lo(S + A - ctx.tp_addr);
       break;
+    case R_PPC64_TPREL16_LO_DS:
+      *(ul16 *)loc |= (S + A - ctx.tp_addr) & 0xfffc;
+      break;
     case R_PPC64_TPREL34:
       write34(loc, S + A - ctx.tp_addr);
       break;
@@ -451,6 +454,7 @@ void InputSection<E>::scan_relocations(Context<E> &ctx) {
       break;
     case R_PPC64_TPREL16_HA:
     case R_PPC64_TPREL16_LO:
+    case R_PPC64_TPREL16_LO_DS:
     case R_PPC64_TPREL34:
       check_tlsle(ctx, sym, rel);
       break;