Commit 6fac71ec74
Changed files (1)
lib
std
os
linux
lib/std/os/linux/start_pie.zig
@@ -8,6 +8,7 @@ const R_386_RELATIVE = 8;
const R_ARM_RELATIVE = 23;
const R_AARCH64_RELATIVE = 1027;
const R_LARCH_RELATIVE = 3;
+const R_68K_RELATIVE = 22;
const R_RISCV_RELATIVE = 3;
const R_SPARC_RELATIVE = 22;
@@ -17,6 +18,7 @@ const R_RELATIVE = switch (builtin.cpu.arch) {
.arm => R_ARM_RELATIVE,
.aarch64 => R_AARCH64_RELATIVE,
.loongarch32, .loongarch64 => R_LARCH_RELATIVE,
+ .m68k => R_68K_RELATIVE,
.riscv64 => R_RISCV_RELATIVE,
else => @compileError("Missing R_RELATIVE definition for this target"),
};
@@ -65,6 +67,15 @@ fn getDynamicSymbol() [*]elf.Dyn {
\\ la.local %[ret], _DYNAMIC
: [ret] "=r" (-> [*]elf.Dyn),
),
+ // Note that the - 8 is needed because pc in the second lea instruction points into the
+ // middle of that instruction. (The first lea is 6 bytes, the second is 4 bytes.)
+ .m68k => asm volatile (
+ \\ .weak _DYNAMIC
+ \\ .hidden _DYNAMIC
+ \\ lea _DYNAMIC - . - 8, %[ret]
+ \\ lea (%[ret], %%pc), %[ret]
+ : [ret] "=r" (-> [*]elf.Dyn),
+ ),
.riscv64 => asm volatile (
\\ .weak _DYNAMIC
\\ .hidden _DYNAMIC