here are instructions in the finial qemu-system-x86
before and after my chanage, you can easily find a
redundant 'addl' was removed
this patch-set is v2 of previous 'translate: cleanup
gen_intermediate_code_internal patch'
v2: Keep variable 'num_insns' initailization
spotted by 陳韋任 (Wei-Ren Chen) <che...@iis.sinica.edu.tw>
before change:
38c415: 3b 45 d4 cmp -0x2c(%ebp),%eax
38c418: 7d 23 jge 38c43d
<gen_intermediate_code_internal+0x58f>
------------------------------------------------------------------
38c41a: 83 45 d0 01 addl $0x1,-0x30(%ebp)
------------------------------------------------------------------
38c41e: eb 15 jmp 38c435
<gen_intermediate_code_internal+0x587>
38c420: 8b 45 d0 mov -0x30(%ebp),%eax
38c423: 8b 93 48 15 00 00 mov 0x1548(%ebx),%edx
38c429: c6 84 02 a8 0e 01 00 movb $0x0,0x10ea8(%edx,%eax,1)
38c430: 00
38c431: 83 45 d0 01 addl $0x1,-0x30(%ebp)
38c435: 8b 45 d0 mov -0x30(%ebp),%eax
38c438: 3b 45 d4 cmp -0x2c(%ebp),%eax
38c43b: 7c e3 jl 38c420
<gen_intermediate_code_internal+0x572>
after change:
38c415: 3b 45 d4 cmp -0x2c(%ebp),%eax
38c418: 7d 1f jge 38c439
<gen_intermediate_code_internal+0x58b>
38c41a: eb 11 jmp 38c42d
<gen_intermediate_code_internal+0x57f>
38c41c: 8b 45 d0 mov -0x30(%ebp),%eax
38c41f: 8b 93 48 15 00 00 mov 0x1548(%ebx),%edx
38c425: c6 84 02 a8 0e 01 00 movb $0x0,0x10ea8(%edx,%eax,1)
38c42c: 00
38c42d: 83 45 d0 01 addl $0x1,-0x30(%ebp)
38c431: 8b 45 d0 mov -0x30(%ebp),%eax
38c434: 3b 45 d4 cmp -0x2c(%ebp),%eax
38c437: 7c e3 jl 38c41c
<gen_intermediate_code_internal+0x56e>
