Revision 57fec1fe target-ppc/translate.c
| b/target-ppc/translate.c | ||
|---|---|---|
| 26 | 26 |
#include "cpu.h" |
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#include "exec-all.h" |
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#include "disas.h" |
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#include "tcg-op.h" |
|
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|
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/* Include definitions for instructions classes and implementations flags */ |
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//#define DO_SINGLE_STEP |
| ... | ... | |
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|
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/*****************************************************************************/ |
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/* Code translation helpers */ |
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#if defined(USE_DIRECT_JUMP) |
|
| 40 |
#define TBPARAM(x) |
|
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#else |
|
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#define TBPARAM(x) (long)(x) |
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#endif |
|
| 44 | 40 |
|
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enum {
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#define DEF(s, n, copy_size) INDEX_op_ ## s, |
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#include "opc.h" |
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#undef DEF |
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NB_OPS, |
|
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}; |
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|
|
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static uint16_t *gen_opc_ptr; |
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static uint32_t *gen_opparam_ptr; |
|
| 54 | 41 |
#if defined(OPTIMIZE_FPRF_UPDATE) |
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static uint16_t *gen_fprf_buf[OPC_BUF_SIZE]; |
| 56 | 43 |
static uint16_t **gen_fprf_ptr; |
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#endif |
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|
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#include "gen-op.h" |
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|
|
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static always_inline void gen_set_T0 (target_ulong val) |
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{
|
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#if defined(TARGET_PPC64) |
| ... | ... | |
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{
|
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TranslationBlock *tb; |
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tb = ctx->tb; |
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if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK)) {
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|
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if (n == 0) |
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gen_op_goto_tb0(TBPARAM(tb)); |
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else |
|
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gen_op_goto_tb1(TBPARAM(tb)); |
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| 2786 |
if ((tb->pc & TARGET_PAGE_MASK) == (dest & TARGET_PAGE_MASK) && |
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| 2787 |
!ctx->singlestep_enabled) {
|
|
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tcg_gen_goto_tb(n); |
|
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gen_set_T1(dest); |
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#if defined(TARGET_PPC64) |
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if (ctx->sf_mode) |
| ... | ... | |
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else |
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#endif |
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gen_op_b_T1(); |
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gen_op_set_T0((long)tb + n); |
|
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if (ctx->singlestep_enabled) |
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gen_op_debug(); |
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gen_op_exit_tb(); |
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tcg_gen_exit_tb((long)tb + n); |
|
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} else {
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| 2818 | 2798 |
gen_set_T1(dest); |
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#if defined(TARGET_PPC64) |
| ... | ... | |
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else |
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#endif |
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gen_op_b_T1(); |
| 2825 |
gen_op_reset_T0(); |
|
| 2826 | 2805 |
if (ctx->singlestep_enabled) |
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gen_op_debug(); |
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gen_op_exit_tb();
|
|
| 2807 |
tcg_gen_exit_tb(0);
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|
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} |
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} |
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|
| ... | ... | |
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else |
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#endif |
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gen_op_b_T1(); |
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gen_op_reset_T0(); |
|
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goto no_test; |
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} |
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break; |
| ... | ... | |
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else |
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#endif |
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gen_op_btest_T1(ctx->nip); |
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gen_op_reset_T0(); |
|
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no_test: |
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if (ctx->singlestep_enabled) |
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gen_op_debug(); |
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gen_op_exit_tb();
|
|
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tcg_gen_exit_tb(0);
|
|
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} |
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out: |
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ctx->exception = POWERPC_EXCP_BRANCH; |
| ... | ... | |
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int j, lj = -1; |
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|
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pc_start = tb->pc; |
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gen_opc_ptr = gen_opc_buf; |
|
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gen_opc_end = gen_opc_buf + OPC_MAX_SIZE; |
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gen_opparam_ptr = gen_opparam_buf; |
|
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#if defined(OPTIMIZE_FPRF_UPDATE) |
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gen_fprf_ptr = gen_fprf_buf; |
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#endif |
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nb_gen_labels = 0; |
|
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ctx.nip = pc_start; |
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ctx.tb = tb; |
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ctx.exception = POWERPC_EXCP_NONE; |
| ... | ... | |
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if (ctx.exception == POWERPC_EXCP_NONE) {
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| 6333 | 6307 |
gen_goto_tb(&ctx, 0, ctx.nip); |
| 6334 | 6308 |
} else if (ctx.exception != POWERPC_EXCP_BRANCH) {
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| 6335 |
gen_op_reset_T0(); |
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| 6336 | 6309 |
/* Generate the return instruction */ |
| 6337 |
gen_op_exit_tb();
|
|
| 6310 |
tcg_gen_exit_tb(0);
|
|
| 6338 | 6311 |
} |
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*gen_opc_ptr = INDEX_op_end; |
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if (unlikely(search_pc)) {
|
| ... | ... | |
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target_disas(logfile, pc_start, ctx.nip - pc_start, flags); |
| 6359 | 6332 |
fprintf(logfile, "\n"); |
| 6360 | 6333 |
} |
| 6361 |
if (loglevel & CPU_LOG_TB_OP) {
|
|
| 6362 |
fprintf(logfile, "OP:\n"); |
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| 6363 |
dump_ops(gen_opc_buf, gen_opparam_buf); |
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| 6364 |
fprintf(logfile, "\n"); |
|
| 6365 |
} |
|
| 6366 | 6334 |
#endif |
| 6367 | 6335 |
return 0; |
| 6368 | 6336 |
} |
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