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author | blueswir1 | 2008-03-21 18:57:29 +0100 |
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committer | blueswir1 | 2008-03-21 18:57:29 +0100 |
commit | 72a9747b79e2facf84a61248196d8fcf17665b35 (patch) | |
tree | 56b4dd64d32b85df0230ff3f0ea9af86c5b72b73 | |
parent | Convert other float and VIS ops to TCG (diff) | |
download | qemu-72a9747b79e2facf84a61248196d8fcf17665b35.tar.gz qemu-72a9747b79e2facf84a61248196d8fcf17665b35.tar.xz qemu-72a9747b79e2facf84a61248196d8fcf17665b35.zip |
Convert save, restore, saved, restored, and flushw to TCG
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@4092 c046a42c-6fe2-441c-8c8c-71466251a162
-rw-r--r-- | target-sparc/helper.h | 5 | ||||
-rw-r--r-- | target-sparc/op.c | 98 | ||||
-rw-r--r-- | target-sparc/op_helper.c | 92 | ||||
-rw-r--r-- | target-sparc/translate.c | 12 |
4 files changed, 103 insertions, 104 deletions
diff --git a/target-sparc/helper.h b/target-sparc/helper.h index 0c04ddc238..4bf363b293 100644 --- a/target-sparc/helper.h +++ b/target-sparc/helper.h @@ -8,6 +8,9 @@ target_ulong TCG_HELPER_PROTO helper_rdpsr(void); void TCG_HELPER_PROTO helper_wrpstate(target_ulong new_state); void TCG_HELPER_PROTO helper_done(void); void TCG_HELPER_PROTO helper_retry(void); +void TCG_HELPER_PROTO helper_flushw(void); +void TCG_HELPER_PROTO helper_saved(void); +void TCG_HELPER_PROTO helper_restored(void); target_ulong TCG_HELPER_PROTO helper_rdccr(void); void TCG_HELPER_PROTO helper_wrccr(target_ulong new_ccr); target_ulong TCG_HELPER_PROTO helper_rdcwp(void); @@ -35,6 +38,8 @@ void TCG_HELPER_PROTO helper_trap(target_ulong nb_trap); void TCG_HELPER_PROTO helper_trapcc(target_ulong nb_trap, target_ulong do_trap); void TCG_HELPER_PROTO helper_debug(void); +void TCG_HELPER_PROTO helper_save(void); +void TCG_HELPER_PROTO helper_restore(void); void TCG_HELPER_PROTO helper_flush(target_ulong addr); target_ulong TCG_HELPER_PROTO helper_udiv(target_ulong a, target_ulong b); target_ulong TCG_HELPER_PROTO helper_sdiv(target_ulong a, target_ulong b); diff --git a/target-sparc/op.c b/target-sparc/op.c index 249061794a..99b9942e00 100644 --- a/target-sparc/op.c +++ b/target-sparc/op.c @@ -37,109 +37,11 @@ #endif #endif -#ifndef TARGET_SPARC64 -/* XXX: use another pointer for %iN registers to avoid slow wrapping - handling ? */ -void OPPROTO op_save(void) -{ - uint32_t cwp; - cwp = (env->cwp - 1) & (NWINDOWS - 1); - if (env->wim & (1 << cwp)) { - raise_exception(TT_WIN_OVF); - } - set_cwp(cwp); - FORCE_RET(); -} - -void OPPROTO op_restore(void) -{ - uint32_t cwp; - cwp = (env->cwp + 1) & (NWINDOWS - 1); - if (env->wim & (1 << cwp)) { - raise_exception(TT_WIN_UNF); - } - set_cwp(cwp); - FORCE_RET(); -} -#else -/* XXX: use another pointer for %iN registers to avoid slow wrapping - handling ? */ -void OPPROTO op_save(void) -{ - uint32_t cwp; - cwp = (env->cwp - 1) & (NWINDOWS - 1); - if (env->cansave == 0) { - raise_exception(TT_SPILL | (env->otherwin != 0 ? - (TT_WOTHER | ((env->wstate & 0x38) >> 1)): - ((env->wstate & 0x7) << 2))); - } else { - if (env->cleanwin - env->canrestore == 0) { - // XXX Clean windows without trap - raise_exception(TT_CLRWIN); - } else { - env->cansave--; - env->canrestore++; - set_cwp(cwp); - } - } - FORCE_RET(); -} - -void OPPROTO op_restore(void) -{ - uint32_t cwp; - cwp = (env->cwp + 1) & (NWINDOWS - 1); - if (env->canrestore == 0) { - raise_exception(TT_FILL | (env->otherwin != 0 ? - (TT_WOTHER | ((env->wstate & 0x38) >> 1)): - ((env->wstate & 0x7) << 2))); - } else { - env->cansave++; - env->canrestore--; - set_cwp(cwp); - } - FORCE_RET(); -} -#endif - void OPPROTO op_jmp_label(void) { GOTO_LABEL_PARAM(1); } -#ifdef TARGET_SPARC64 -void OPPROTO op_flushw(void) -{ - if (env->cansave != NWINDOWS - 2) { - raise_exception(TT_SPILL | (env->otherwin != 0 ? - (TT_WOTHER | ((env->wstate & 0x38) >> 1)): - ((env->wstate & 0x7) << 2))); - } -} - -void OPPROTO op_saved(void) -{ - env->cansave++; - if (env->otherwin == 0) - env->canrestore--; - else - env->otherwin--; - FORCE_RET(); -} - -void OPPROTO op_restored(void) -{ - env->canrestore++; - if (env->cleanwin < NWINDOWS - 1) - env->cleanwin++; - if (env->otherwin == 0) - env->cansave--; - else - env->otherwin--; - FORCE_RET(); -} -#endif - #define CHECK_ALIGN_OP(align) \ void OPPROTO op_check_align_T0_ ## align (void) \ { \ diff --git a/target-sparc/op_helper.c b/target-sparc/op_helper.c index c579275b84..6e64eb807f 100644 --- a/target-sparc/op_helper.c +++ b/target-sparc/op_helper.c @@ -2246,6 +2246,30 @@ void helper_debug(void) } #ifndef TARGET_SPARC64 +/* XXX: use another pointer for %iN registers to avoid slow wrapping + handling ? */ +void helper_save(void) +{ + uint32_t cwp; + + cwp = (env->cwp - 1) & (NWINDOWS - 1); + if (env->wim & (1 << cwp)) { + raise_exception(TT_WIN_OVF); + } + set_cwp(cwp); +} + +void helper_restore(void) +{ + uint32_t cwp; + + cwp = (env->cwp + 1) & (NWINDOWS - 1); + if (env->wim & (1 << cwp)) { + raise_exception(TT_WIN_UNF); + } + set_cwp(cwp); +} + void helper_wrpsr(target_ulong new_psr) { if ((new_psr & PSR_CWP) >= NWINDOWS) @@ -2260,6 +2284,74 @@ target_ulong helper_rdpsr(void) } #else +/* XXX: use another pointer for %iN registers to avoid slow wrapping + handling ? */ +void helper_save(void) +{ + uint32_t cwp; + + cwp = (env->cwp - 1) & (NWINDOWS - 1); + if (env->cansave == 0) { + raise_exception(TT_SPILL | (env->otherwin != 0 ? + (TT_WOTHER | ((env->wstate & 0x38) >> 1)): + ((env->wstate & 0x7) << 2))); + } else { + if (env->cleanwin - env->canrestore == 0) { + // XXX Clean windows without trap + raise_exception(TT_CLRWIN); + } else { + env->cansave--; + env->canrestore++; + set_cwp(cwp); + } + } +} + +void helper_restore(void) +{ + uint32_t cwp; + + cwp = (env->cwp + 1) & (NWINDOWS - 1); + if (env->canrestore == 0) { + raise_exception(TT_FILL | (env->otherwin != 0 ? + (TT_WOTHER | ((env->wstate & 0x38) >> 1)): + ((env->wstate & 0x7) << 2))); + } else { + env->cansave++; + env->canrestore--; + set_cwp(cwp); + } +} + +void helper_flushw(void) +{ + if (env->cansave != NWINDOWS - 2) { + raise_exception(TT_SPILL | (env->otherwin != 0 ? + (TT_WOTHER | ((env->wstate & 0x38) >> 1)): + ((env->wstate & 0x7) << 2))); + } +} + +void helper_saved(void) +{ + env->cansave++; + if (env->otherwin == 0) + env->canrestore--; + else + env->otherwin--; +} + +void helper_restored(void) +{ + env->canrestore++; + if (env->cleanwin < NWINDOWS - 1) + env->cleanwin++; + if (env->otherwin == 0) + env->cansave--; + else + env->otherwin--; +} + target_ulong helper_rdccr(void) { return GET_CCR(env); diff --git a/target-sparc/translate.c b/target-sparc/translate.c index ae5ae85186..0295fcd15e 100644 --- a/target-sparc/translate.c +++ b/target-sparc/translate.c @@ -2280,7 +2280,7 @@ static void disas_sparc_insn(DisasContext * dc) break; } else if (xop == 0x2b) { /* rdtbr / V9 flushw */ #ifdef TARGET_SPARC64 - gen_op_flushw(); + tcg_gen_helper_0_0(helper_flushw); #else if (!supervisor(dc)) goto priv_insn; @@ -3251,10 +3251,10 @@ static void disas_sparc_insn(DisasContext * dc) #ifdef TARGET_SPARC64 switch (rd) { case 0: - gen_op_saved(); + tcg_gen_helper_0_0(helper_saved); break; case 1: - gen_op_restored(); + tcg_gen_helper_0_0(helper_restored); break; case 2: /* UA2005 allclean */ case 3: /* UA2005 otherw */ @@ -3954,7 +3954,7 @@ static void disas_sparc_insn(DisasContext * dc) } #endif } - gen_op_restore(); + tcg_gen_helper_0_0(helper_restore); gen_mov_pc_npc(dc); gen_op_check_align_T0_3(); tcg_gen_mov_tl(cpu_npc, cpu_T[0]); @@ -4009,12 +4009,12 @@ static void disas_sparc_insn(DisasContext * dc) break; case 0x3c: /* save */ save_state(dc); - gen_op_save(); + tcg_gen_helper_0_0(helper_save); gen_movl_T0_reg(rd); break; case 0x3d: /* restore */ save_state(dc); - gen_op_restore(); + tcg_gen_helper_0_0(helper_restore); gen_movl_T0_reg(rd); break; #if !defined(CONFIG_USER_ONLY) && defined(TARGET_SPARC64) |