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i386.md: remove obsoleted comments.
* i386.md: remove obsoleted comments. (adddi_?): Rename to adddi_?_rex64; disable for 32bit. (x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64; fix output template. From-SVN: r40982
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@ -1,3 +1,10 @@
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Sun Apr 1 11:49:05 CEST 2001 Jan Hubicka <jH@suse.cz>
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* i386.md: remove obsoleted comments.
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(adddi_?): Rename to adddi_?_rex64; disable for 32bit.
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(x86_movsicc_0_m1_rex64): Rename to x86_movdicc_0_m1_rex64;
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fix output template.
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2001-03-31 Marek Michalkiewicz <marekm@linux.org.pl>
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* config/avr/libgcc.S (__mulhi3): Optimize previous change.
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@ -5134,7 +5134,6 @@
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;; Add instructions
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;; %%% define_expand from the very first?
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;; %%% splits for addsidi3
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; [(set (match_operand:DI 0 "nonimmediate_operand" "")
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; (plus:DI (match_operand:DI 1 "general_operand" "")
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@ -5473,12 +5472,13 @@
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(const_string "alu")))
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(set_attr "mode" "DI")])
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(define_insn "*adddi_3"
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(define_insn "*adddi_3_rex64"
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[(set (reg 17)
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(compare (neg:DI (match_operand:DI 2 "x86_64_general_operand" "rme"))
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(match_operand:DI 1 "x86_64_general_operand" "%0")))
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(clobber (match_scratch:DI 0 "=r"))]
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"ix86_match_ccmode (insn, CCZmode)
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"TARGET_64BIT
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&& ix86_match_ccmode (insn, CCZmode)
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&& (GET_CODE (operands[1]) != MEM || GET_CODE (operands[2]) != MEM)
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/* Current assemblers are broken and do not allow @GOTOFF in
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ought but a memory context. */
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@ -5529,12 +5529,13 @@
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; when negated.
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; Also carry flag is reversed compared to cmp, so this converison is valid
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; only for comparisons not depending on it.
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(define_insn "*adddi_4"
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(define_insn "*adddi_4_rex64"
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[(set (reg 17)
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(compare (match_operand:DI 1 "nonimmediate_operand" "0")
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(match_operand:DI 2 "x86_64_immediate_operand" "e")))
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(clobber (match_scratch:DI 0 "=rm"))]
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"ix86_match_ccmode (insn, CCGCmode)"
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"TARGET_64BIT
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&& ix86_match_ccmode (insn, CCGCmode)"
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"*
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{
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switch (get_attr_type (insn))
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@ -5566,14 +5567,15 @@
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(const_string "alu")))
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(set_attr "mode" "DI")])
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(define_insn "*adddi_5"
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(define_insn "*adddi_5_rex64"
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[(set (reg 17)
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(compare
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(plus:DI (match_operand:DI 1 "nonimmediate_operand" "%0")
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(match_operand:DI 2 "x86_64_general_operand" "rme"))
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(const_int 0)))
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(clobber (match_scratch:DI 0 "=r"))]
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"ix86_match_ccmode (insn, CCGOCmode)
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"TARGET_64BIT
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&& ix86_match_ccmode (insn, CCGOCmode)
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&& (GET_CODE (operands[1]) != MEM || GET_CODE (operands[2]) != MEM)
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/* Current assemblers are broken and do not allow @GOTOFF in
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ought but a memory context. */
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@ -8936,8 +8938,6 @@
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;; Negation instructions
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;; %%% define_expand from the very first?
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(define_expand "negdi2"
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[(parallel [(set (match_operand:DI 0 "nonimmediate_operand" "")
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(neg:DI (match_operand:DI 1 "nonimmediate_operand" "")))
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@ -14927,14 +14927,14 @@
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"TARGET_64BIT"
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"if (!ix86_expand_int_movcc (operands)) FAIL; DONE;")
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(define_insn "x86_movsicc_0_m1_rex64"
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(define_insn "x86_movdicc_0_m1_rex64"
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[(set (match_operand:DI 0 "register_operand" "=r")
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(if_then_else:DI (ltu (reg:CC 17) (const_int 0))
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(const_int -1)
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(const_int 0)))
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(clobber (reg:CC 17))]
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"TARGET_64BIT"
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"sbb{l}\\t%0, %0"
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"sbb{q}\\t%0, %0"
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; Since we don't have the proper number of operands for an alu insn,
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; fill in all the blanks.
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[(set_attr "type" "alu")
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@ -14957,7 +14957,6 @@
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[(set_attr "type" "icmov")
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(set_attr "mode" "DI")])
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(define_expand "movsicc"
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[(set (match_operand:SI 0 "register_operand" "")
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(if_then_else:SI (match_operand 1 "comparison_operator" "")
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