diff options
Diffstat (limited to 'py/asmx86.c')
| -rw-r--r-- | py/asmx86.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/py/asmx86.c b/py/asmx86.c index 70d2bfe79..1946973ba 100644 --- a/py/asmx86.c +++ b/py/asmx86.c @@ -413,7 +413,9 @@ void asm_x86_jcc_label(asm_x86_t *as, mp_uint_t jcc_type, mp_uint_t label) { void asm_x86_entry(asm_x86_t *as, mp_uint_t num_locals) { asm_x86_push_r32(as, REG_EBP); asm_x86_mov_r32_to_r32(as, REG_ESP, REG_EBP); - asm_x86_sub_i32_from_r32(as, num_locals * WORD_SIZE, REG_ESP); + if (num_locals > 0) { + asm_x86_sub_i32_from_r32(as, num_locals * WORD_SIZE, REG_ESP); + } asm_x86_push_r32(as, REG_EBX); asm_x86_push_r32(as, REG_ESI); asm_x86_push_r32(as, REG_EDI); |