diff options
Diffstat (limited to 'gcc/config/rs6000/rs6000.c')
| -rw-r--r-- | gcc/config/rs6000/rs6000.c | 62 |
1 files changed, 57 insertions, 5 deletions
diff --git a/gcc/config/rs6000/rs6000.c b/gcc/config/rs6000/rs6000.c index 7014fff..2331c50 100644 --- a/gcc/config/rs6000/rs6000.c +++ b/gcc/config/rs6000/rs6000.c @@ -24196,7 +24196,8 @@ is_microcoded_insn (rtx insn) if (rs6000_cpu_attr == CPU_CELL) return get_attr_cell_micro (insn) == CELL_MICRO_ALWAYS; - if (rs6000_sched_groups) + if (rs6000_sched_groups + && (rs6000_cpu == PROCESSOR_POWER4 || rs6000_cpu == PROCESSOR_POWER5)) { enum attr_type type = get_attr_type (insn); if (type == TYPE_LOAD_EXT_U @@ -24221,7 +24222,8 @@ is_cracked_insn (rtx insn) || GET_CODE (PATTERN (insn)) == CLOBBER) return false; - if (rs6000_sched_groups) + if (rs6000_sched_groups + && (rs6000_cpu == PROCESSOR_POWER4 || rs6000_cpu == PROCESSOR_POWER5)) { enum attr_type type = get_attr_type (insn); if (type == TYPE_LOAD_U || type == TYPE_STORE_U @@ -25095,7 +25097,6 @@ insn_must_be_first_in_group (rtx insn) } break; case PROCESSOR_POWER7: - case PROCESSOR_POWER8: /* FIXME */ type = get_attr_type (insn); switch (type) @@ -25130,6 +25131,39 @@ insn_must_be_first_in_group (rtx insn) break; } break; + case PROCESSOR_POWER8: + type = get_attr_type (insn); + + switch (type) + { + case TYPE_CR_LOGICAL: + case TYPE_DELAYED_CR: + case TYPE_MFCR: + case TYPE_MFCRF: + case TYPE_MTCR: + case TYPE_COMPARE: + case TYPE_DELAYED_COMPARE: + case TYPE_VAR_DELAYED_COMPARE: + case TYPE_IMUL_COMPARE: + case TYPE_LMUL_COMPARE: + case TYPE_SYNC: + case TYPE_ISYNC: + case TYPE_LOAD_L: + case TYPE_STORE_C: + case TYPE_LOAD_U: + case TYPE_LOAD_UX: + case TYPE_LOAD_EXT: + case TYPE_LOAD_EXT_U: + case TYPE_LOAD_EXT_UX: + case TYPE_STORE_UX: + case TYPE_VECSTORE: + case TYPE_MFJMPR: + case TYPE_MTJMPR: + return true; + default: + break; + } + break; default: break; } @@ -25192,7 +25226,6 @@ insn_must_be_last_in_group (rtx insn) } break; case PROCESSOR_POWER7: - case PROCESSOR_POWER8: /* FIXME */ type = get_attr_type (insn); switch (type) @@ -25209,6 +25242,25 @@ insn_must_be_last_in_group (rtx insn) break; } break; + case PROCESSOR_POWER8: + type = get_attr_type (insn); + + switch (type) + { + case TYPE_MFCR: + case TYPE_MTCR: + case TYPE_ISYNC: + case TYPE_SYNC: + case TYPE_LOAD_L: + case TYPE_STORE_C: + case TYPE_LOAD_EXT_U: + case TYPE_LOAD_EXT_UX: + case TYPE_STORE_UX: + return true; + default: + break; + } + break; default: break; } @@ -25298,7 +25350,7 @@ force_new_group (int sched_verbose, FILE *dump, rtx *group_insns, if (can_issue_more && !is_branch_slot_insn (next_insn)) can_issue_more--; - /* Power6 and Power7 have special group ending nop. */ + /* Do we have a special group ending nop? */ if (rs6000_cpu_attr == CPU_POWER6 || rs6000_cpu_attr == CPU_POWER7 || rs6000_cpu_attr == CPU_POWER8) { |