Commit 6c5c1e20 authored by Thiemo Seufer's avatar Thiemo Seufer
Browse files

Use temporaries instead of fixed registers for some instructions. 


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4784 c046a42c-6fe2-441c-8c8c-71466251a162
parent 8ff9cbf7

target-mips/helper.h

+4 −4
Original line number Diff line number Diff line
@@ -152,11 +152,11 @@ DEF_HELPER(target_ulong, do_dmt, (target_ulong t0)) 
DEF_HELPER(target_ulong, do_emt, (target_ulong t0))

DEF_HELPER(target_ulong, do_dvpe, (target_ulong t0))

DEF_HELPER(target_ulong, do_evpe, (target_ulong t0))

DEF_HELPER(target_ulong, do_fork, (target_ulong t0, target_ulong t1))

DEF_HELPER(void, do_fork, (target_ulong t0, target_ulong t1))

DEF_HELPER(target_ulong, do_yield, (target_ulong t0))



/* CP1 functions */

DEF_HELPER(target_ulong, do_cfc1, (target_ulong t0, uint32_t reg))

DEF_HELPER(target_ulong, do_cfc1, (uint32_t reg))

DEF_HELPER(void, do_ctc1, (target_ulong t0, uint32_t reg))



DEF_HELPER(void, do_float_cvtd_s, (void))
@@ -241,8 +241,8 @@ FOP_PROTO(ngt) 
/* Special functions */

DEF_HELPER(target_ulong, do_di, (target_ulong t0))

DEF_HELPER(target_ulong, do_ei, (target_ulong t0))

DEF_HELPER(void, do_eret, (target_ulong t0))

DEF_HELPER(void, do_deret, (target_ulong t0))

DEF_HELPER(void, do_eret, (void))

DEF_HELPER(void, do_deret, (void))

DEF_HELPER(target_ulong, do_rdhwr_cpunum, (target_ulong t0))

DEF_HELPER(target_ulong, do_rdhwr_synci_step, (target_ulong t0))

DEF_HELPER(target_ulong, do_rdhwr_cc, (target_ulong t0))

target-mips/op_helper.c

+6 −6
Original line number Diff line number Diff line
@@ -1438,13 +1438,11 @@ target_ulong do_evpe(target_ulong t0) 
    return t0;

}



target_ulong do_fork(target_ulong t0, target_ulong t1)

void do_fork(target_ulong t0, target_ulong t1)

{

    // t0 = rt, t1 = rs

    t0 = 0;

    // TODO: store to TC register



    return t0;

}



target_ulong do_yield(target_ulong t0)
@@ -1684,7 +1682,7 @@ void debug_post_eret (void) 
    }

}



void do_eret (target_ulong t0)

void do_eret (void)

{

    if (loglevel & CPU_LOG_EXEC)

        debug_pre_eret();
@@ -1701,7 +1699,7 @@ void do_eret (target_ulong t0) 
    env->CP0_LLAddr = 1;

}



void do_deret (target_ulong t0)

void do_deret (void)

{

    if (loglevel & CPU_LOG_EXEC)

        debug_pre_eret();
@@ -1918,8 +1916,10 @@ unsigned int ieee_rm[] = { 
#define RESTORE_ROUNDING_MODE \

    set_float_rounding_mode(ieee_rm[env->fpu->fcr31 & 3], &env->fpu->fp_status)



target_ulong do_cfc1 (target_ulong t0, uint32_t reg)

target_ulong do_cfc1 (uint32_t reg)

{

    target_ulong t0;



    switch (reg) {

    case 0:

        t0 = (int32_t)env->fpu->fcr0;

target-mips/translate.c

+398 −293

File changed.

Preview size limit exceeded, changes collapsed.