wsopt.h File Reference

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Functions
void	ws_asm_optimize (WsCompilerPtr compiler)

Function Documentation

ws_asm_optimize()

void ws_asm_optimize

(

WsCompilerPtr

compiler

)

Definition at line 362 of file wsopt.c.

References WsCompilerParamsRec::no_opt_conv, WsCompilerParamsRec::no_opt_dead_code, WsCompilerParamsRec::no_opt_jumps_to_jumps, WsCompilerParamsRec::no_opt_jumps_to_next_instruction, WsCompilerParamsRec::no_opt_peephole, opt_conv(), opt_dead_code(), opt_jumps_to_jumps(), opt_jumps_to_next_instruction(), opt_peephole(), WsCompilerRec::params, WS_FALSE, and WS_TRUE.

Referenced by compile_stream().

{
    WsBool change = WS_TRUE;

    /* While we manage to change the assembler, perform the requested
       optimizations. */
    while (change) {
        change = WS_FALSE;

    /* Useless conversions */
    if (!compiler->params.no_opt_conv && opt_conv(compiler))
        change = WS_TRUE;

        /* Peephole. */
        if (!compiler->params.no_opt_peephole && opt_peephole(compiler))
            change = WS_TRUE;

        /* Jumps to jump instructions. */
        if (!compiler->params.no_opt_jumps_to_jumps
            && opt_jumps_to_jumps(compiler))
            change = WS_TRUE;

        /* Jumps to the next instruction. */
        if (!compiler->params.no_opt_jumps_to_next_instruction
            && opt_jumps_to_next_instruction(compiler))
            change = WS_TRUE;

        /* Unreachable code. */
        if (!compiler->params.no_opt_dead_code && opt_dead_code(compiler))
            change = WS_TRUE;
    }
}