i386.md (pushqi1): New.
* i386.md (pushqi1): New. * i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand, x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand, x86_64_immediate_operand, x86_64_immediate_operand, x86_64_zext_immediate_operand): Declare. * i386.c (x86_64_general_operand, x86_64_szext_general_operand, x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand, x86_64_immediate_operand, x86_64_immediate_operand, x86_64_zext_immediate_operand): define. * i386.h (PREDICATE_CODES): Add new predicates. From-SVN: r40689
This commit is contained in:
Jan Hubicka
Jan Hubicka
parent
49073def1b
commit
7dd4b4a326
@ -1,4 +1,17 @@
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Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@use.cz>
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Wed Mar 21 10:53:57 CET 2001 Jan Hubicka <jh@suse.cz>
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* i386.md (pushqi1): New.
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* i386-protos.h (x86_64_general_operand, x86_64_szext_general_operand,
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x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
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x86_64_immediate_operand, x86_64_immediate_operand,
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x86_64_zext_immediate_operand): Declare.
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* i386.c (x86_64_general_operand, x86_64_szext_general_operand,
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x86_64_nonmemory_operand, x86_64_szext_nonmemory_operand,
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x86_64_immediate_operand, x86_64_immediate_operand,
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x86_64_zext_immediate_operand): define.
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* i386.h (PREDICATE_CODES): Add new predicates.
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Wed Mar 21 10:25:13 CET 2001 Jan Hubicka <jh@suse.cz>
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* i386.md (pophi1, popqi1, pushqi1): Remove.
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@ -43,6 +43,12 @@ extern int standard_80387_constant_p PARAMS ((rtx));
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extern int standard_sse_constant_p PARAMS ((rtx));
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extern int symbolic_reference_mentioned_p PARAMS ((rtx));
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extern int x86_64_general_operand PARAMS ((rtx, enum machine_mode));
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extern int x86_64_szext_general_operand PARAMS ((rtx, enum machine_mode));
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extern int x86_64_nonmemory_operand PARAMS ((rtx, enum machine_mode));
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extern int x86_64_szext_nonmemory_operand PARAMS ((rtx, enum machine_mode));
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extern int x86_64_immediate_operand PARAMS ((rtx, enum machine_mode));
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extern int x86_64_zext_immediate_operand PARAMS ((rtx, enum machine_mode));
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extern int const_int_1_operand PARAMS ((rtx, enum machine_mode));
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extern int symbolic_operand PARAMS ((rtx, enum machine_mode));
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extern int pic_symbolic_operand PARAMS ((rtx, enum machine_mode));
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@ -1127,6 +1127,101 @@ function_arg (cum, mode, type, named)
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}
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/* Return nonzero if OP is general operand representable on x86_64. */
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int
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x86_64_general_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT)
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return general_operand (op, mode);
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if (nonimmediate_operand (op, mode))
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return 1;
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return x86_64_sign_extended_value (op);
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}
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/* Return nonzero if OP is general operand representable on x86_64
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as eighter sign extended or zero extended constant. */
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int
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x86_64_szext_general_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT)
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return general_operand (op, mode);
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if (nonimmediate_operand (op, mode))
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return 1;
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return x86_64_sign_extended_value (op) || x86_64_zero_extended_value (op);
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}
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/* Return nonzero if OP is nonmemory operand representable on x86_64. */
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int
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x86_64_nonmemory_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT)
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return nonmemory_operand (op, mode);
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if (register_operand (op, mode))
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return 1;
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return x86_64_sign_extended_value (op);
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}
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/* Return nonzero if OP is nonmemory operand acceptable by movabs patterns. */
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int
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x86_64_movabs_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT || !flag_pic)
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return nonmemory_operand (op, mode);
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if (register_operand (op, mode) || x86_64_sign_extended_value (op))
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return 1;
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if (CONSTANT_P (op) && !symbolic_reference_mentioned_p (op))
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return 1;
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return 0;
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}
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/* Return nonzero if OP is nonmemory operand representable on x86_64. */
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int
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x86_64_szext_nonmemory_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT)
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return nonmemory_operand (op, mode);
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if (register_operand (op, mode))
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return 1;
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return x86_64_sign_extended_value (op) || x86_64_zero_extended_value (op);
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}
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/* Return nonzero if OP is immediate operand representable on x86_64. */
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int
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x86_64_immediate_operand (op, mode)
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rtx op;
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enum machine_mode mode;
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{
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if (!TARGET_64BIT)
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return immediate_operand (op, mode);
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return x86_64_sign_extended_value (op);
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}
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/* Return nonzero if OP is immediate operand representable on x86_64. */
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int
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x86_64_zext_immediate_operand (op, mode)
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rtx op;
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enum machine_mode mode ATTRIBUTE_UNUSED;
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{
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return x86_64_zero_extended_value (op);
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}
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/* Return nonzero if OP is (const_int 1), else return zero. */
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int
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@ -3022,6 +3022,20 @@ do { long l; \
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/* Define the codes that are matched by predicates in i386.c. */
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#define PREDICATE_CODES \
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{"x86_64_immediate_operand", {CONST_INT, SUBREG, REG, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_nonmemory_operand", {CONST_INT, SUBREG, REG, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_movabs_operand", {CONST_INT, SUBREG, REG, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_szext_nonmemory_operand", {CONST_INT, SUBREG, REG, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_general_operand", {CONST_INT, SUBREG, REG, MEM, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_szext_general_operand", {CONST_INT, SUBREG, REG, MEM, \
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SYMBOL_REF, LABEL_REF, CONST}}, \
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{"x86_64_zext_immediate_operand", {CONST_INT, CONST_DOUBLE, CONST, \
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SYMBOL_REF, LABEL_REF}}, \
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{"const_int_1_operand", {CONST_INT}}, \
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{"symbolic_operand", {SYMBOL_REF, LABEL_REF, CONST}}, \
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{"aligned_operand", {CONST_INT, CONST_DOUBLE, CONST, SYMBOL_REF, \
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@ -1858,6 +1858,20 @@
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""
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"ix86_expand_move (QImode, operands); DONE;")
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;; emit_push_insn when it calls move_by_pieces requires an insn to
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;; "push a byte". But actually we use pushw, which has the effect
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;; of rounding the amount pushed up to a halfword.
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(define_insn "*pushqi2"
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[(set (match_operand:QI 0 "push_operand" "=X,X")
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(match_operand:QI 1 "nonmemory_no_elim_operand" "n,r"))]
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"!TARGET_64BIT"
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"@
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push{w}\\t{|word ptr }%1
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push{w}\\t%w1"
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[(set_attr "type" "push")
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(set_attr "mode" "HI")])
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;; Situation is quite tricky about when to choose full sized (SImode) move
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;; over QImode moves. For Q_REG -> Q_REG move we use full size only for
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;; partial register dependency machines (such as AMD Athlon), where QImode
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