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target-ppc: convert load/store multiple instructions to TCG 

Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@5825 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
aurel32 2008-11-30 16:23:56 +00:00
parent 931ff27258
commit ff4a62cd81
6 changed files with 78 additions and 142 deletions
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3
target-ppc/helper.h
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@ -7,6 +7,9 @@ DEF_HELPER_3(tw, void, tl, tl, i32)
DEF_HELPER_3(td, void, tl, tl, i32)
#endif
DEF_HELPER_2(lmw, void, tl, i32)
DEF_HELPER_2(stmw, void, tl, i32)
DEF_HELPER_2(fcmpo, i32, i64, i64)
DEF_HELPER_2(fcmpu, i32, i64, i64)

63
target-ppc/op_helper.c
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@ -108,6 +108,69 @@ void ppc_store_dump_spr (int sprn, target_ulong val)
env->spr[sprn] = val;
}
/*****************************************************************************/
/* Memory load and stores */
static always_inline target_ulong get_addr(target_ulong addr)
{
#if defined(TARGET_PPC64)
if (msr_sf)
return addr;
else
#endif
return (uint32_t)addr;
}
void helper_lmw (target_ulong addr, uint32_t reg)
{
#ifdef CONFIG_USER_ONLY
#define ldfun ldl_raw
#else
int (*ldfun)(target_ulong);
switch (env->mmu_idx) {
default:
case 0: ldfun = ldl_user;
break;
case 1: ldfun = ldl_kernel;
break;
case 2: ldfun = ldl_hypv;
break;
}
#endif
for (; reg < 32; reg++, addr += 4) {
if (msr_le)
env->gpr[reg] = bswap32(ldfun(get_addr(addr)));
else
env->gpr[reg] = ldfun(get_addr(addr));
}
}
void helper_stmw (target_ulong addr, uint32_t reg)
{
#ifdef CONFIG_USER_ONLY
#define stfun stl_raw
#else
void (*stfun)(target_ulong, int);
switch (env->mmu_idx) {
default:
case 0: stfun = stl_user;
break;
case 1: stfun = stl_kernel;
break;
case 2: stfun = stl_hypv;
break;
}
#endif
for (; reg < 32; reg++, addr += 4) {
if (msr_le)
stfun(get_addr(addr), bswap32((uint32_t)env->gpr[reg]));
else
stfun(get_addr(addr), (uint32_t)env->gpr[reg]);
}
}
/*****************************************************************************/
/* Fixed point operations helpers */
#if defined(TARGET_PPC64)

8
target-ppc/op_helper.h
View File

@ -23,10 +23,6 @@
/* Memory load/store helpers */
void glue(do_lsw, MEMSUFFIX) (int dst);
void glue(do_stsw, MEMSUFFIX) (int src);
void glue(do_lmw, MEMSUFFIX) (int dst);
void glue(do_lmw_le, MEMSUFFIX) (int dst);
void glue(do_stmw, MEMSUFFIX) (int src);
void glue(do_stmw_le, MEMSUFFIX) (int src);
void glue(do_icbi, MEMSUFFIX) (void);
void glue(do_dcbz, MEMSUFFIX) (void);
void glue(do_POWER_lscbx, MEMSUFFIX) (int dest, int ra, int rb);
@ -38,10 +34,6 @@ void glue(do_POWER2_stfq_le, MEMSUFFIX) (void);
#if defined(TARGET_PPC64)
void glue(do_lsw_64, MEMSUFFIX) (int dst);
void glue(do_stsw_64, MEMSUFFIX) (int src);
void glue(do_lmw_64, MEMSUFFIX) (int dst);
void glue(do_lmw_le_64, MEMSUFFIX) (int dst);
void glue(do_stmw_64, MEMSUFFIX) (int src);
void glue(do_stmw_le_64, MEMSUFFIX) (int src);
void glue(do_icbi_64, MEMSUFFIX) (void);
void glue(do_dcbz_64, MEMSUFFIX) (void);
#endif

65
target-ppc/op_helper_mem.h
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@ -20,71 +20,6 @@
#include "op_mem_access.h"
/* Multiple word / string load and store */
void glue(do_lmw, MEMSUFFIX) (int dst)
{
for (; dst < 32; dst++, T0 += 4) {
env->gpr[dst] = glue(ldu32, MEMSUFFIX)((uint32_t)T0);
}
}
#if defined(TARGET_PPC64)
void glue(do_lmw_64, MEMSUFFIX) (int dst)
{
for (; dst < 32; dst++, T0 += 4) {
env->gpr[dst] = glue(ldu32, MEMSUFFIX)((uint64_t)T0);
}
}
#endif
void glue(do_stmw, MEMSUFFIX) (int src)
{
for (; src < 32; src++, T0 += 4) {
glue(st32, MEMSUFFIX)((uint32_t)T0, env->gpr[src]);
}
}
#if defined(TARGET_PPC64)
void glue(do_stmw_64, MEMSUFFIX) (int src)
{
for (; src < 32; src++, T0 += 4) {
glue(st32, MEMSUFFIX)((uint64_t)T0, env->gpr[src]);
}
}
#endif
void glue(do_lmw_le, MEMSUFFIX) (int dst)
{
for (; dst < 32; dst++, T0 += 4) {
env->gpr[dst] = glue(ldu32r, MEMSUFFIX)((uint32_t)T0);
}
}
#if defined(TARGET_PPC64)
void glue(do_lmw_le_64, MEMSUFFIX) (int dst)
{
for (; dst < 32; dst++, T0 += 4) {
env->gpr[dst] = glue(ldu32r, MEMSUFFIX)((uint64_t)T0);
}
}
#endif
void glue(do_stmw_le, MEMSUFFIX) (int src)
{
for (; src < 32; src++, T0 += 4) {
glue(st32r, MEMSUFFIX)((uint32_t)T0, env->gpr[src]);
}
}
#if defined(TARGET_PPC64)
void glue(do_stmw_le_64, MEMSUFFIX) (int src)
{
for (; src < 32; src++, T0 += 4) {
glue(st32r, MEMSUFFIX)((uint64_t)T0, env->gpr[src]);
}
}
#endif
void glue(do_lsw, MEMSUFFIX) (int dst)
{
uint32_t tmp;

57
target-ppc/op_mem.h
View File

@ -20,63 +20,6 @@
#include "op_mem_access.h"
/*** Integer load and store multiple ***/
void OPPROTO glue(op_lmw, MEMSUFFIX) (void)
{
glue(do_lmw, MEMSUFFIX)(PARAM1);
RETURN();
}
#if defined(TARGET_PPC64)
void OPPROTO glue(op_lmw_64, MEMSUFFIX) (void)
{
glue(do_lmw_64, MEMSUFFIX)(PARAM1);
RETURN();
}
#endif
void OPPROTO glue(op_lmw_le, MEMSUFFIX) (void)
{
glue(do_lmw_le, MEMSUFFIX)(PARAM1);
RETURN();
}
#if defined(TARGET_PPC64)
void OPPROTO glue(op_lmw_le_64, MEMSUFFIX) (void)
{
glue(do_lmw_le_64, MEMSUFFIX)(PARAM1);
RETURN();
}
#endif
void OPPROTO glue(op_stmw, MEMSUFFIX) (void)
{
glue(do_stmw, MEMSUFFIX)(PARAM1);
RETURN();
}
#if defined(TARGET_PPC64)
void OPPROTO glue(op_stmw_64, MEMSUFFIX) (void)
{
glue(do_stmw_64, MEMSUFFIX)(PARAM1);
RETURN();
}
#endif
void OPPROTO glue(op_stmw_le, MEMSUFFIX) (void)
{
glue(do_stmw_le, MEMSUFFIX)(PARAM1);
RETURN();
}
#if defined(TARGET_PPC64)
void OPPROTO glue(op_stmw_le_64, MEMSUFFIX) (void)
{
glue(do_stmw_le_64, MEMSUFFIX)(PARAM1);
RETURN();
}
#endif
/*** Integer load and store strings ***/
void OPPROTO glue(op_lswi, MEMSUFFIX) (void)
{

24
target-ppc/translate.c
View File

@ -3092,30 +3092,30 @@ void always_inline gen_qemu_st32r(TCGv t0, TCGv t1, int flags)
GEN_STX(stwbr, st32r, 0x16, 0x14, PPC_INTEGER);
/*** Integer load and store multiple ***/
#define op_ldstm(name, reg) (*gen_op_##name[ctx->mem_idx])(reg)
static GenOpFunc1 *gen_op_lmw[NB_MEM_FUNCS] = {
GEN_MEM_FUNCS(lmw),
};
static GenOpFunc1 *gen_op_stmw[NB_MEM_FUNCS] = {
GEN_MEM_FUNCS(stmw),
};
/* lmw */
GEN_HANDLER(lmw, 0x2E, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
TCGv t0 = tcg_temp_new();
TCGv_i32 t1 = tcg_const_i32(rD(ctx->opcode));
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(cpu_T[0], ctx, 0);
op_ldstm(lmw, rD(ctx->opcode));
gen_addr_imm_index(t0, ctx, 0);
gen_helper_lmw(t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
/* stmw */
GEN_HANDLER(stmw, 0x2F, 0xFF, 0xFF, 0x00000000, PPC_INTEGER)
{
TCGv t0 = tcg_temp_new();
TCGv_i32 t1 = tcg_const_i32(rS(ctx->opcode));
/* NIP cannot be restored if the memory exception comes from an helper */
gen_update_nip(ctx, ctx->nip - 4);
gen_addr_imm_index(cpu_T[0], ctx, 0);
op_ldstm(stmw, rS(ctx->opcode));
gen_addr_imm_index(t0, ctx, 0);
gen_helper_stmw(t0, t1);
tcg_temp_free(t0);
tcg_temp_free_i32(t1);
}
/*** Integer load and store strings ***/