| %default {"result":"","special":""} |
| /* |
| * 32-bit binary div/rem operation. Handles special case of op0=minint and |
| * op1=-1. |
| */ |
| /* div/rem/lit16 vA, vB, #+CCCC */ |
| /* Need A in rINST, ssssCCCC in ecx, vB in eax */ |
| movzbl rINSTbl, %eax # eax <- 000000BA |
| sarl $$4, %eax # eax <- B |
| GET_VREG %eax, %eax # eax <- vB |
| movswl 2(rPC), %ecx # ecx <- ssssCCCC |
| andb $$0xf, rINSTbl # rINST <- A |
| testl %ecx, %ecx |
| je common_errDivideByZero |
| cmpl $$-1, %ecx |
| jne .L${opcode}_continue_div |
| cmpl $$0x80000000, %eax |
| jne .L${opcode}_continue_div |
| movl $special, %eax |
| SET_VREG %eax, rINST |
| ADVANCE_PC_FETCH_AND_GOTO_NEXT 2 |
| |
| .L${opcode}_continue_div: |
| mov rIBASE, LOCAL0(%esp) |
| cltd |
| idivl %ecx |
| SET_VREG $result, rINST |
| mov LOCAL0(%esp), rIBASE |
| ADVANCE_PC_FETCH_AND_GOTO_NEXT 2 |