From: Jakub Jelinek Date: Fri, 27 Nov 2009 11:37:06 +0000 (+0100) Subject: i386.c (ix86_emit_restore_sse_regs_using_mov): Remove unused insn variable. X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=f1ed99cda55b3d5691511401fdbc89f935390e41;p=gcc.git i386.c (ix86_emit_restore_sse_regs_using_mov): Remove unused insn variable. * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove unused insn variable. * genemit.c (output_peephole2_scratches): Only declare and initialize _regs_allocated if it will be ever used. * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused succ_bb variable. (create_empty_loop_on_edge): Remove unused freq and cnt variables. * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record variable. From-SVN: r154701 --- diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1519f27b193..7c2c1705ef7 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,15 @@ 2009-11-27 Jakub Jelinek + * config/i386/i386.c (ix86_emit_restore_sse_regs_using_mov): Remove + unused insn variable. + * genemit.c (output_peephole2_scratches): Only declare and initialize + _regs_allocated if it will be ever used. + * cfgloopmanip.c (create_empty_if_region_on_edge): Remove unused + succ_bb variable. + (create_empty_loop_on_edge): Remove unused freq and cnt variables. + * unwind-c.c (PERSONALITY_FUNCTION): Remove unused action_record + variable. + * opts.c (decode_options): If optimize is bigger than 255, set it to 255. diff --git a/gcc/cfgloopmanip.c b/gcc/cfgloopmanip.c index 1c77141af65..459a1fdf2bf 100644 --- a/gcc/cfgloopmanip.c +++ b/gcc/cfgloopmanip.c @@ -541,13 +541,12 @@ edge create_empty_if_region_on_edge (edge entry_edge, tree condition) { - basic_block succ_bb, cond_bb, true_bb, false_bb, join_bb; + basic_block cond_bb, true_bb, false_bb, join_bb; edge e_true, e_false, exit_edge; gimple cond_stmt; tree simple_cond; gimple_stmt_iterator gsi; - succ_bb = entry_edge->dest; cond_bb = split_edge (entry_edge); /* Insert condition in cond_bb. */ @@ -628,8 +627,6 @@ create_empty_loop_on_edge (edge entry_edge, { basic_block loop_header, loop_latch, succ_bb, pred_bb; struct loop *loop; - int freq; - gcov_type cnt; gimple_stmt_iterator gsi; gimple_seq stmts; gimple cond_expr; @@ -659,9 +656,6 @@ create_empty_loop_on_edge (edge entry_edge, add_loop (loop, outer); /* TODO: Fix frequencies and counts. */ - freq = EDGE_FREQUENCY (entry_edge); - cnt = entry_edge->count; - prob = REG_BR_PROB_BASE / 2; scale_loop_frequencies (loop, REG_BR_PROB_BASE - prob, REG_BR_PROB_BASE); diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c index 4d5e8a31df2..6cbc2dc7f17 100644 --- a/gcc/config/i386/i386.c +++ b/gcc/config/i386/i386.c @@ -8844,7 +8844,7 @@ ix86_emit_restore_sse_regs_using_mov (rtx pointer, HOST_WIDE_INT offset, { int regno; rtx base_address = gen_rtx_MEM (TImode, pointer); - rtx mem, insn; + rtx mem; for (regno = 0; regno < FIRST_PSEUDO_REGISTER; regno++) if (SSE_REGNO_P (regno) && ix86_save_reg (regno, maybe_eh_return)) @@ -8865,7 +8865,7 @@ ix86_emit_restore_sse_regs_using_mov (rtx pointer, HOST_WIDE_INT offset, } mem = adjust_address (base_address, TImode, offset); set_mem_align (mem, 128); - insn = emit_move_insn (reg, mem); + emit_move_insn (reg, mem); offset += 16; ix86_add_cfa_restore_note (NULL_RTX, reg, red_offset); diff --git a/gcc/genemit.c b/gcc/genemit.c index d7cbd10b38e..7ac3c917067 100644 --- a/gcc/genemit.c +++ b/gcc/genemit.c @@ -1,6 +1,6 @@ /* Generate code from machine description to emit insns as rtl. Copyright (C) 1987, 1988, 1991, 1994, 1995, 1997, 1998, 1999, 2000, 2001, - 2003, 2004, 2005, 2007, 2008 Free Software Foundation, Inc. + 2003, 2004, 2005, 2007, 2008, 2009 Free Software Foundation, Inc. This file is part of GCC. @@ -782,9 +782,7 @@ output_peephole2_scratches (rtx split) { int i; int insn_nr = 0; - - printf (" HARD_REG_SET _regs_allocated;\n"); - printf (" CLEAR_HARD_REG_SET (_regs_allocated);\n"); + bool first = true; for (i = 0; i < XVECLEN (split, 0); i++) { @@ -803,6 +801,13 @@ output_peephole2_scratches (rtx split) else if (GET_CODE (XVECEXP (split, 0, j)) != MATCH_SCRATCH) cur_insn_nr++; + if (first) + { + printf (" HARD_REG_SET _regs_allocated;\n"); + printf (" CLEAR_HARD_REG_SET (_regs_allocated);\n"); + first = false; + } + printf (" if ((operands[%d] = peep2_find_free_register (%d, %d, \"%s\", %smode, &_regs_allocated)) == NULL_RTX)\n\ return NULL;\n", XINT (elt, 0), diff --git a/gcc/unwind-c.c b/gcc/unwind-c.c index 904d608060a..86b9f557048 100644 --- a/gcc/unwind-c.c +++ b/gcc/unwind-c.c @@ -120,7 +120,7 @@ PERSONALITY_FUNCTION (int version, #endif { lsda_header_info info; - const unsigned char *language_specific_data, *p, *action_record; + const unsigned char *language_specific_data, *p; _Unwind_Ptr landing_pad, ip; int ip_before_insn = 0; @@ -181,8 +181,6 @@ PERSONALITY_FUNCTION (int version, /* Can never have null landing pad for sjlj -- that would have been indicated by a -1 call site index. */ landing_pad = (_Unwind_Ptr)cs_lp + 1; - if (cs_action) - action_record = info.action_table + cs_action - 1; goto found_something; } #else @@ -205,8 +203,6 @@ PERSONALITY_FUNCTION (int version, { if (cs_lp) landing_pad = info.LPStart + cs_lp; - if (cs_action) - action_record = info.action_table + cs_action - 1; goto found_something; } }