Fix R_PPC64_DTPREL16_LO_DS

Fixes #1192
rui314 · Feb 23, 2024 · 6d8e6af · 6d8e6af
1 parent 5b5f431
commit 6d8e6af
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Showing 2 changed files with 5 additions and 1 deletion.
diff --git a/elf/arch-ppc64v1.cc b/elf/arch-ppc64v1.cc
@@ -263,7 +263,7 @@ void InputSection<E>::apply_reloc_alloc(Context<E> &ctx, u8 *base) {
       *(ub16 *)loc = lo(S + A - ctx.dtp_addr);
       break;
     case R_PPC64_DTPREL16_LO_DS:
-      *(ub16 *)loc |= ((S + A - ctx.dtp_addr) & 0x3fff) << 2;
+      *(ub16 *)loc |= (S + A - ctx.dtp_addr) & 0xfffc;
       break;
     case R_PPC64_TPREL16_HA:
       *(ub16 *)loc = ha(S + A - ctx.tp_addr);

diff --git a/elf/arch-ppc64v2.cc b/elf/arch-ppc64v2.cc
@@ -319,6 +319,9 @@ void InputSection<E>::apply_reloc_alloc(Context<E> &ctx, u8 *base) {
     case R_PPC64_DTPREL16_LO:
       *(ul16 *)loc = lo(S + A - ctx.dtp_addr);
       break;
+    case R_PPC64_DTPREL16_LO_DS:
+      *(ul16 *)loc |= (S + A - ctx.dtp_addr) & 0xfffc;
+      break;
     case R_PPC64_DTPREL34:
       write34(loc, S + A - ctx.dtp_addr);
       break;
@@ -475,6 +478,7 @@ void InputSection<E>::scan_relocations(Context<E> &ctx) {
     case R_PPC64_TLSLD:
     case R_PPC64_DTPREL16_HA:
     case R_PPC64_DTPREL16_LO:
+    case R_PPC64_DTPREL16_LO_DS:
     case R_PPC64_DTPREL34:
       break;
     default: