From 0ef2c525e56d98d88414604c8e234193868a9b92 Mon Sep 17 00:00:00 2001 From: Kaz Kojima Date: Sat, 30 Oct 2004 23:29:46 +0000 Subject: [PATCH] sh.c (calc_live_regs): Declare reg as unsigned and modify the for loop expressions for it. * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and modify the for loop expressions for it. Remove unnecessary casts. (sh_expand_prologue): Declare reg as unsigned. (sh_gimplify_va_arg_expr): Initinalize lab_over. (sh_handle_sp_switch_attribute): Add const qualifier appropriately. From-SVN: r89901 --- gcc/ChangeLog | 8 ++++++++ gcc/config/sh/sh.c | 20 ++++++++++---------- 2 files changed, 18 insertions(+), 10 deletions(-) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index ce4847610e3..78c19ddc43d 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,11 @@ +2004-10-30 Kaz Kojima + + * config/sh/sh.c (calc_live_regs): Declare reg as unsigned and + modify the for loop expressions for it. Remove unnecessary casts. + (sh_expand_prologue): Declare reg as unsigned. + (sh_gimplify_va_arg_expr): Initinalize lab_over. + (sh_handle_sp_switch_attribute): Add const qualifier appropriately. + 2004-10-30 Geoffrey Keating * doc/invoke.texi (Darwin Options): Improve description of diff --git a/gcc/config/sh/sh.c b/gcc/config/sh/sh.c index de99cd533c8..f94c0b83357 100644 --- a/gcc/config/sh/sh.c +++ b/gcc/config/sh/sh.c @@ -5106,7 +5106,7 @@ shmedia_target_regs_stack_adjust (HARD_REG_SET *live_regs_mask) static int calc_live_regs (HARD_REG_SET *live_regs_mask) { - int reg; + unsigned int reg; int count; int interrupt_handler; int pr_live, has_call; @@ -5156,7 +5156,7 @@ calc_live_regs (HARD_REG_SET *live_regs_mask) || current_function_has_nonlocal_label)) pr_live = 1; has_call = TARGET_SHMEDIA ? ! leaf_function_p () : pr_live; - for (count = 0, reg = FIRST_PSEUDO_REGISTER - 1; reg >= 0; reg--) + for (count = 0, reg = FIRST_PSEUDO_REGISTER; reg-- != 0; ) { if (reg == (TARGET_SHMEDIA ? PR_MEDIA_REG : PR_REG) ? pr_live @@ -5178,13 +5178,13 @@ calc_live_regs (HARD_REG_SET *live_regs_mask) (TARGET_SHCOMPACT && flag_pic && current_function_args_info.call_cookie - && reg == (int) PIC_OFFSET_TABLE_REGNUM) + && reg == PIC_OFFSET_TABLE_REGNUM) || (regs_ever_live[reg] && ! call_really_used_regs[reg]) || (current_function_calls_eh_return - && (reg == (int) EH_RETURN_DATA_REGNO (0) - || reg == (int) EH_RETURN_DATA_REGNO (1) - || reg == (int) EH_RETURN_DATA_REGNO (2) - || reg == (int) EH_RETURN_DATA_REGNO (3))) + && (reg == EH_RETURN_DATA_REGNO (0) + || reg == EH_RETURN_DATA_REGNO (1) + || reg == EH_RETURN_DATA_REGNO (2) + || reg == EH_RETURN_DATA_REGNO (3))) || ((reg == MACL_REG || reg == MACH_REG) && regs_ever_live[reg] && sh_cfun_attr_renesas_p ()) @@ -5560,7 +5560,7 @@ sh_expand_prologue (void) for (entry = &schedule.entries[1]; entry->mode != VOIDmode; entry++) { enum machine_mode mode = entry->mode; - int reg = entry->reg; + unsigned int reg = entry->reg; rtx reg_rtx, mem_rtx, pre_dec = NULL_RTX; rtx orig_reg_rtx; @@ -6407,7 +6407,7 @@ sh_gimplify_va_arg_expr (tree valist, tree type, tree *pre_p, { HOST_WIDE_INT size, rsize; tree tmp, pptr_type_node; - tree addr, lab_over, result = NULL; + tree addr, lab_over = NULL, result = NULL; int pass_by_ref = targetm.calls.must_pass_in_stack (TYPE_MODE (type), type); if (pass_by_ref) @@ -7187,7 +7187,7 @@ sh_handle_sp_switch_attribute (tree *node, tree name, tree args, } else { - char *s = ggc_strdup (TREE_STRING_POINTER (TREE_VALUE (args))); + const char *s = ggc_strdup (TREE_STRING_POINTER (TREE_VALUE (args))); sp_switch = gen_rtx_SYMBOL_REF (VOIDmode, s); }