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Convert ldf/ldfsr and stf/stfsr to TCG 

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4101 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
blueswir1 2008-03-22 08:47:14 +00:00
parent 8911f5019c
commit ce8536e23f
2 changed files with 13 additions and 19 deletions
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10
target-sparc/op_mem.h
View File

@ -15,22 +15,12 @@ void OPPROTO glue(op_std, MEMSUFFIX)(void)
#endif /* __i386__ */
/*** Floating-point store ***/
void OPPROTO glue(op_stf, MEMSUFFIX) (void)
{
glue(stfl, MEMSUFFIX)(ADDR(T0), FT0);
}
void OPPROTO glue(op_stdf, MEMSUFFIX) (void)
{
glue(stfq, MEMSUFFIX)(ADDR(T0), DT0);
}
/*** Floating-point load ***/
void OPPROTO glue(op_ldf, MEMSUFFIX) (void)
{
FT0 = glue(ldfl, MEMSUFFIX)(ADDR(T0));
}
void OPPROTO glue(op_lddf, MEMSUFFIX) (void)
{
DT0 = glue(ldfq, MEMSUFFIX)(ADDR(T0));

22
target-sparc/translate.c
View File

@ -226,9 +226,7 @@ static void gen_op_store_QT0_fpr(unsigned int dst)
#ifdef __i386__
OP_LD_TABLE(std);
#endif /* __i386__ */
OP_LD_TABLE(stf);
OP_LD_TABLE(stdf);
OP_LD_TABLE(ldf);
OP_LD_TABLE(lddf);
#endif
@ -4295,12 +4293,15 @@ static void disas_sparc_insn(DisasContext * dc)
switch (xop) {
case 0x20: /* load fpreg */
gen_op_check_align_T0_3();
gen_op_ldst(ldf);
gen_op_store_FT0_fpr(rd);
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_T[0], dc->mem_idx);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, fpr[rd]));
break;
case 0x21: /* load fsr */
gen_op_check_align_T0_3();
gen_op_ldst(ldf);
tcg_gen_qemu_ld32u(cpu_tmp32, cpu_T[0], dc->mem_idx);
tcg_gen_st_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, ft0));
tcg_gen_helper_0_0(helper_ldfsr);
break;
case 0x22: /* load quad fpreg */
@ -4422,17 +4423,20 @@ static void disas_sparc_insn(DisasContext * dc)
if (gen_trap_ifnofpu(dc))
goto jmp_insn;
switch (xop) {
case 0x24:
case 0x24: /* store fpreg */
gen_op_check_align_T0_3();
gen_op_load_fpr_FT0(rd);
gen_op_ldst(stf);
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, fpr[rd]));
tcg_gen_qemu_st32(cpu_tmp32, cpu_T[0], dc->mem_idx);
break;
case 0x25: /* stfsr, V9 stxfsr */
#ifdef CONFIG_USER_ONLY
gen_op_check_align_T0_3();
#endif
tcg_gen_helper_0_0(helper_stfsr);
gen_op_ldst(stf);
tcg_gen_ld_i32(cpu_tmp32, cpu_env,
offsetof(CPUState, ft0));
tcg_gen_qemu_st32(cpu_tmp32, cpu_T[0], dc->mem_idx);
break;
case 0x26:
#ifdef TARGET_SPARC64