diff options
Diffstat (limited to 'arch/powerpc/net/bpf_jit.h')
| -rw-r--r-- | arch/powerpc/net/bpf_jit.h | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/arch/powerpc/net/bpf_jit.h b/arch/powerpc/net/bpf_jit.h index 889fd199a821..a9882db9ecaa 100644 --- a/arch/powerpc/net/bpf_jit.h +++ b/arch/powerpc/net/bpf_jit.h @@ -232,10 +232,17 @@ DECLARE_LOAD_FUNC(sk_load_byte_msh); (((cond) & 0x3ff) << 16) | \ (((dest) - (ctx->idx * 4)) & \ 0xfffc)) -#define PPC_LI32(d, i) do { PPC_LI(d, IMM_L(i)); \ - if ((u32)(uintptr_t)(i) >= 32768) { \ - PPC_ADDIS(d, d, IMM_HA(i)); \ +/* Sign-extended 32-bit immediate load */ +#define PPC_LI32(d, i) do { \ + if ((int)(uintptr_t)(i) >= -32768 && \ + (int)(uintptr_t)(i) < 32768) \ + PPC_LI(d, i); \ + else { \ + PPC_LIS(d, IMM_H(i)); \ + if (IMM_L(i)) \ + PPC_ORI(d, d, IMM_L(i)); \ } } while(0) + #define PPC_LI64(d, i) do { \ if (!((uintptr_t)(i) & 0xffffffff00000000ULL)) \ PPC_LI32(d, i); \ |