On Thu, 2009-07-09 at 07:18 +0300, Eduard - Gabriel Munteanu wrote:
> Signed-off-by: Eduard - Gabriel Munteanu <[email protected]>
> ---
> arch/x86/insn-selector.brg | 29 +++++++++++++++++++++++++++++
> 1 files changed, 29 insertions(+), 0 deletions(-)
>
> diff --git a/arch/x86/insn-selector.brg b/arch/x86/insn-selector.brg
> index ac34ec0..0ded186 100644
> --- a/arch/x86/insn-selector.brg
> +++ b/arch/x86/insn-selector.brg
> @@ -1277,6 +1277,7 @@ arg: EXPR_NO_ARGS
>
> arg: EXPR_ARG(EXPR_VALUE) 1
> {
> + #ifdef CONFIG_X86_32
> struct expression *expr, *arg_expr;
> unsigned long long imm;
>
> @@ -1289,6 +1290,19 @@ arg: EXPR_ARG(EXPR_VALUE) 1
> }
>
> select_insn(s, tree, imm_insn(INSN_PUSH_IMM, imm & ~0UL));
> +
> + #else
> +
> + struct expression *expr, *arg_expr;
> + unsigned long long imm;
> +
> + expr = to_expr(tree);
> + arg_expr = to_expr(expr->arg_expression);
> + imm = arg_expr->value;
> +
> + select_insn(s, tree, imm_reg_insn(INSN_MOV_IMM_REG,
> + imm, get_fixed_var(s->b_parent,
> REG_RDI)));
> + #endif
> }
>
> arg: EXPR_ARG(EXPR_FVALUE) 1
> @@ -1305,6 +1319,7 @@ arg: EXPR_ARG(EXPR_FVALUE) 1
>
> arg: EXPR_ARG(reg)
> {
> + #ifdef CONFIG_X86_32
> struct var_info *src;
> struct expression *expr, *arg_expr;
>
> @@ -1320,6 +1335,20 @@ arg: EXPR_ARG(reg)
> select_insn(s, tree, reg_insn(INSN_PUSH_REG, src));
>
> state->reg1 = src;
> +
> + #else
> +
> + struct var_info *src;
> + struct expression *expr, *arg_expr;
> +
> + expr = to_expr(tree);
> + arg_expr = to_expr(expr->arg_expression);
> +
> + src = state->left->reg1;
> + select_insn(s, tree, reg_reg_insn(INSN_MOV_REG_REG, src,
> get_fixed_var(s->b_parent, REG_RDI)));
> +
> + state->reg1 = src;
> + #endif
> }
>
> arg: EXPR_ARGS_LIST(arg, arg)
Well, as I've said before, I'd do a
#ifdef CONFIG_X86_32
# include "insn-selector_32.brg"
#else
# include "insn-selector_64.brg"
#endif
somewhere there. There's going to be quite a few rules that can't be
shared (e.g. integer arithmetic).
Pekka
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