diff options
| -rw-r--r-- | ujit_codegen.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/ujit_codegen.c b/ujit_codegen.c index ee47f49af6..ba215dc008 100644 --- a/ujit_codegen.c +++ b/ujit_codegen.c @@ -292,7 +292,19 @@ gen_putobject(jitstate_t* jit, ctx_t* ctx) { // Keep track of the fixnum type tag x86opnd_t stack_top = ctx_stack_push(ctx, T_FIXNUM); - mov(cb, stack_top, imm_opnd((int64_t)arg)); + + x86opnd_t imm = imm_opnd((int64_t)arg); + + // 64-bit immediates can't be directly written to memory + if (imm.num_bits <= 32) + { + mov(cb, stack_top, imm); + } + else + { + mov(cb, REG0, imm); + mov(cb, stack_top, REG0); + } } else if (arg == Qtrue || arg == Qfalse) { |