(UNSPEC_SET_RIP 16)
(UNSPEC_SET_GOT_OFFSET 17)
(UNSPEC_MEMORY_BLOCKAGE 18)
+ (UNSPEC_SSE_PROLOGUE_SAVE_LOW 19)
; TLS support
(UNSPEC_TP 20)
(define_code_iterator maxmin [smax smin umax umin])
;; Base name for integer and FP insn mnemonic
-(define_code_attr maxminiprefix [(smax "maxs") (smin "mins")
- (umax "maxu") (umin "minu")])
-(define_code_attr maxminfprefix [(smax "max") (smin "min")])
+(define_code_attr maxmin_int [(smax "maxs") (smin "mins")
+ (umax "maxu") (umin "minu")])
+(define_code_attr maxmin_float [(smax "max") (smin "min")])
;; Mapping of logic operators
(define_code_iterator any_logic [and ior xor])
(define_code_iterator any_or [ior xor])
;; Base name for insn mnemonic.
-(define_code_attr logicprefix [(and "and") (ior "or") (xor "xor")])
+(define_code_attr logic [(and "and") (ior "or") (xor "xor")])
+
+;; Mapping of shift-right operators
+(define_code_iterator any_shiftrt [lshiftrt ashiftrt])
+
+;; Base name for define_insn
+(define_code_attr shiftrt_insn [(lshiftrt "lshr") (ashiftrt "ashr")])
+
+;; Base name for insn mnemonic.
+(define_code_attr shiftrt [(lshiftrt "shr") (ashiftrt "sar")])
+
+;; Mapping of rotate operators
+(define_code_iterator any_rotate [rotate rotatert])
+
+;; Base name for define_insn
+(define_code_attr rotate_insn [(rotate "rotl") (rotatert "rotr")])
+
+;; Base name for insn mnemonic.
+(define_code_attr rotate [(rotate "rol") (rotatert "ror")])
;; Mapping of abs neg operators
(define_code_iterator absneg [abs neg])
;; Base name for x87 insn mnemonic.
-(define_code_attr absnegprefix [(abs "abs") (neg "chs")])
+(define_code_attr absneg_mnemonic [(abs "abs") (neg "chs")])
;; Used in signed and unsigned widening multiplications.
(define_code_iterator any_extend [sign_extend zero_extend])
(HI "TARGET_HIMODE_MATH")
SI (DI "TARGET_64BIT")])
+;; Math-dependant single word integer modes without DImode.
+(define_mode_iterator SWIM124 [(QI "TARGET_QIMODE_MATH")
+ (HI "TARGET_HIMODE_MATH")
+ SI])
+
;; Math-dependant single word integer modes without QImode.
(define_mode_iterator SWIM248 [(HI "TARGET_HIMODE_MATH")
SI (DI "TARGET_64BIT")])
-;; Half mode for double word integer modes.
-(define_mode_iterator DWIH [(SI "!TARGET_64BIT")
- (DI "TARGET_64BIT")])
-
;; Double word integer modes.
+(define_mode_iterator DWI [(DI "!TARGET_64BIT")
+ (TI "TARGET_64BIT")])
+
+;; Double word integer modes as mode attribute.
(define_mode_attr DWI [(SI "DI") (DI "TI")])
(define_mode_attr dwi [(SI "di") (DI "ti")])
+;; Half mode for double word integer modes.
+(define_mode_iterator DWIH [(SI "!TARGET_64BIT")
+ (DI "TARGET_64BIT")])
+
;; Instruction suffix for integer modes.
(define_mode_attr imodesuffix [(QI "b") (HI "w") (SI "l") (DI "q")])
;; Immediate operand constraint for double integer modes.
(define_mode_attr di [(SI "iF") (DI "e")])
+;; Immediate operand constraint for shifts.
+(define_mode_attr S [(QI "I") (HI "I") (SI "I") (DI "J") (TI "O")])
+
;; General operand predicate for integer modes.
(define_mode_attr general_operand
[(QI "general_operand")
(SI "general_operand")
(DI "x86_64_szext_general_operand")])
+;; Operand predicate for shifts.
+(define_mode_attr shift_operand
+ [(QI "nonimmediate_operand")
+ (HI "nonimmediate_operand")
+ (SI "nonimmediate_operand")
+ (DI "shiftdi_operand")
+ (TI "register_operand")])
+
+;; Operand predicate for shift argument.
+(define_mode_attr shift_immediate_operand
+ [(QI "const_1_to_31_operand")
+ (HI "const_1_to_31_operand")
+ (SI "const_1_to_31_operand")
+ (DI "const_1_to_63_operand")])
+
+;; Input operand predicate for arithmetic left shifts.
+(define_mode_attr ashl_input_operand
+ [(QI "nonimmediate_operand")
+ (HI "nonimmediate_operand")
+ (SI "nonimmediate_operand")
+ (DI "ashldi_input_operand")
+ (TI "reg_or_pm1_operand")])
+
;; SSE and x87 SFmode and DFmode floating point modes
(define_mode_iterator MODEF [SF DF])
&& !x86_64_immediate_operand (operands[1], DImode) && 1"
[(set (match_dup 0) (match_dup 1))
(set (match_dup 2) (match_dup 3))]
- "split_di (&operands[1], 1, &operands[2], &operands[3]);
- operands[1] = gen_lowpart (DImode, operands[2]);
- operands[2] = gen_rtx_MEM (SImode, gen_rtx_PLUS (DImode, stack_pointer_rtx,
- GEN_INT (4)));
- ")
+{
+ split_di (&operands[1], 1, &operands[2], &operands[3]);
+
+ operands[1] = gen_lowpart (DImode, operands[2]);
+ operands[2] = gen_rtx_MEM (SImode, gen_rtx_PLUS (DImode, stack_pointer_rtx,
+ GEN_INT (4)));
+})
(define_split
[(set (match_operand:DI 0 "push_operand" "")
&& !x86_64_immediate_operand (operands[1], DImode)"
[(set (match_dup 0) (match_dup 1))
(set (match_dup 2) (match_dup 3))]
- "split_di (&operands[1], 1, &operands[2], &operands[3]);
- operands[1] = gen_lowpart (DImode, operands[2]);
- operands[2] = gen_rtx_MEM (SImode, gen_rtx_PLUS (DImode, stack_pointer_rtx,
- GEN_INT (4)));
- ")
+{
+ split_di (&operands[1], 1, &operands[2], &operands[3]);
+
+ operands[1] = gen_lowpart (DImode, operands[2]);
+ operands[2] = gen_rtx_MEM (SImode, gen_rtx_PLUS (DImode, stack_pointer_rtx,
+ GEN_INT (4)));
+})
(define_insn "*pushdi2_prologue_rex64"
[(set (match_operand:DI 0 "push_operand" "=<")
&& true_regnum (operands[1]) == AX_REG
&& true_regnum (operands[2]) == DX_REG)
{
- emit_insn (gen_ashrsi3_31 (operands[2], operands[1], GEN_INT (31)));
+ emit_insn (gen_ashrsi3_cvt (operands[2], operands[1], GEN_INT (31)));
}
else
{
emit_move_insn (operands[2], operands[1]);
- emit_insn (gen_ashrsi3_31 (operands[2], operands[2], GEN_INT (31)));
+ emit_insn (gen_ashrsi3_cvt (operands[2], operands[2], GEN_INT (31)));
}
emit_move_insn (operands[4], operands[2]);
DONE;
/* Generate a cltd if possible and doing so it profitable. */
if ((optimize_function_for_size_p (cfun) || TARGET_USE_CLTD)
- && true_regnum (operands[3]) == AX_REG)
+ && true_regnum (operands[3]) == AX_REG
+ && true_regnum (operands[4]) == DX_REG)
{
- emit_insn (gen_ashrsi3_31 (operands[4], operands[3], GEN_INT (31)));
+ emit_insn (gen_ashrsi3_cvt (operands[4], operands[3], GEN_INT (31)));
DONE;
}
if (true_regnum (operands[4]) != true_regnum (operands[1]))
emit_move_insn (operands[4], operands[1]);
- emit_insn (gen_ashrsi3_31 (operands[4], operands[4], GEN_INT (31)));
+ emit_insn (gen_ashrsi3_cvt (operands[4], operands[4], GEN_INT (31)));
DONE;
})
(clobber (reg:CC FLAGS_REG))]
""
"#"
- "&& reload_completed"
+ "reload_completed"
[(parallel [(set (match_dup 1)
(ashiftrt:SWIM248 (match_dup 4) (match_dup 5)))
(clobber (reg:CC FLAGS_REG))])
(use (match_dup 1))
(clobber (reg:CC FLAGS_REG))])]
{
- operands[5] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode) - 1);
+ operands[5] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode)-1);
if (<MODE>mode != HImode
&& (optimize_function_for_size_p (cfun) || TARGET_USE_CLTD))
(clobber (reg:CC FLAGS_REG))]
""
"#"
- "&& reload_completed"
+ "reload_completed"
[(set (match_dup 1) (const_int 0))
(parallel [(set (match_dup 0)
(udiv:SWIM248 (match_dup 2) (match_dup 3)))
(match_operand:SWI248 2 "<general_operand>" "<g>,r<i>")))
(clobber (reg:CC FLAGS_REG))]
"ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
- "<logicprefix>{<imodesuffix>}\t{%2, %0|%0, %2}"
+ "<logic>{<imodesuffix>}\t{%2, %0|%0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "<MODE>")])
(clobber (reg:CC FLAGS_REG))]
"ix86_binary_operator_ok (<CODE>, QImode, operands)"
"@
- <logicprefix>{b}\t{%2, %0|%0, %2}
- <logicprefix>{b}\t{%2, %0|%0, %2}
- <logicprefix>{l}\t{%k2, %k0|%k0, %k2}"
+ <logic>{b}\t{%2, %0|%0, %2}
+ <logic>{b}\t{%2, %0|%0, %2}
+ <logic>{l}\t{%k2, %k0|%k0, %k2}"
[(set_attr "type" "alu")
(set_attr "mode" "QI,QI,SI")])
(match_operand:SI 2 "general_operand" "g"))))
(clobber (reg:CC FLAGS_REG))]
"TARGET_64BIT && ix86_binary_operator_ok (<CODE>, SImode, operands)"
- "<logicprefix>{l}\t{%2, %k0|%k0, %2}"
+ "<logic>{l}\t{%2, %k0|%k0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "SI")])
(match_operand:DI 2 "x86_64_zext_immediate_operand" "Z")))
(clobber (reg:CC FLAGS_REG))]
"TARGET_64BIT && ix86_binary_operator_ok (<CODE>, SImode, operands)"
- "<logicprefix>{l}\t{%2, %k0|%k0, %2}"
+ "<logic>{l}\t{%2, %k0|%k0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "SI")])
(clobber (reg:CC FLAGS_REG))]
"(!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
&& !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "<logicprefix>{b}\t{%1, %0|%0, %1}"
+ "<logic>{b}\t{%1, %0|%0, %1}"
[(set_attr "type" "alu1")
(set_attr "mode" "QI")])
(any_or:SWI (match_dup 1) (match_dup 2)))]
"ix86_match_ccmode (insn, CCNOmode)
&& ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
- "<logicprefix>{<imodesuffix>}\t{%2, %0|%0, %2}"
+ "<logic>{<imodesuffix>}\t{%2, %0|%0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "<MODE>")])
(zero_extend:DI (any_or:SI (match_dup 1) (match_dup 2))))]
"TARGET_64BIT && ix86_match_ccmode (insn, CCNOmode)
&& ix86_binary_operator_ok (<CODE>, SImode, operands)"
- "<logicprefix>{l}\t{%2, %k0|%k0, %2}"
+ "<logic>{l}\t{%2, %k0|%k0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "SI")])
(any_or:DI (zero_extend:DI (match_dup 1)) (match_dup 2)))]
"TARGET_64BIT && ix86_match_ccmode (insn, CCNOmode)
&& ix86_binary_operator_ok (<CODE>, SImode, operands)"
- "<logicprefix>{l}\t{%2, %k0|%k0, %2}"
+ "<logic>{l}\t{%2, %k0|%k0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "SI")])
"(!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
&& ix86_match_ccmode (insn, CCNOmode)
&& !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "<logicprefix>{b}\t{%1, %0|%0, %1}"
+ "<logic>{b}\t{%1, %0|%0, %1}"
[(set_attr "type" "alu1")
(set_attr "mode" "QI")])
(clobber (match_scratch:SWI 0 "=<r>"))]
"ix86_match_ccmode (insn, CCNOmode)
&& ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
- "<logicprefix>{<imodesuffix>}\t{%2, %0|%0, %2}"
+ "<logic>{<imodesuffix>}\t{%2, %0|%0, %2}"
[(set_attr "type" "alu")
(set_attr "mode" "<MODE>")])
(match_operand 2 "const_int_operand" "n")))
(clobber (reg:CC FLAGS_REG))]
"!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun)"
- "<logicprefix>{b}\t{%2, %h0|%h0, %2}"
+ "<logic>{b}\t{%2, %h0|%h0, %2}"
[(set_attr "type" "alu")
(set_attr "length_immediate" "1")
(set_attr "modrm" "1")
(clobber (reg:CC FLAGS_REG))]
"TARGET_64BIT
&& (!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))"
- "<logicprefix>{b}\t{%2, %h0|%h0, %2}"
+ "<logic>{b}\t{%2, %h0|%h0, %2}"
[(set_attr "type" "alu")
(set_attr "length_immediate" "0")
(set_attr "mode" "QI")])
(clobber (reg:CC FLAGS_REG))]
"!TARGET_64BIT
&& (!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))"
- "<logicprefix>{b}\t{%2, %h0|%h0, %2}"
+ "<logic>{b}\t{%2, %h0|%h0, %2}"
[(set_attr "type" "alu")
(set_attr "length_immediate" "0")
(set_attr "mode" "QI")])
(const_int 8))))
(clobber (reg:CC FLAGS_REG))]
"!TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun)"
- "<logicprefix>{b}\t{%h2, %h0|%h0, %h2}"
+ "<logic>{b}\t{%h2, %h0|%h0, %h2}"
[(set_attr "type" "alu")
(set_attr "length_immediate" "0")
(set_attr "mode" "QI")])
"TARGET_80387
&& (reload_completed
|| !(SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH))"
- "f<absnegprefix>"
+ "f<absneg_mnemonic>"
[(set_attr "type" "fsgn")
(set_attr "mode" "<MODE>")])
(absneg:DF (float_extend:DF
(match_operand:SF 1 "register_operand" "0"))))]
"TARGET_80387 && (!TARGET_SSE_MATH || TARGET_MIX_SSE_I387)"
- "f<absnegprefix>"
+ "f<absneg_mnemonic>"
[(set_attr "type" "fsgn")
(set_attr "mode" "DF")])
(absneg:XF (float_extend:XF
(match_operand:SF 1 "register_operand" "0"))))]
"TARGET_80387"
- "f<absnegprefix>"
+ "f<absneg_mnemonic>"
[(set_attr "type" "fsgn")
(set_attr "mode" "XF")])
(define_insn "*<code>extenddfxf2"
[(set (match_operand:XF 0 "register_operand" "=f")
(absneg:XF (float_extend:XF
- (match_operand:DF 1 "register_operand" "0"))))]
+ (match_operand:DF 1 "register_operand" "0"))))]
"TARGET_80387"
- "f<absnegprefix>"
+ "f<absneg_mnemonic>"
[(set_attr "type" "fsgn")
(set_attr "mode" "XF")])
(zero_extend:DI (xor:SI (match_dup 3) (const_int -1))))])]
"")
\f
-;; Arithmetic shift instructions
+;; Shift instructions
;; DImode shifts are implemented using the i386 "shift double" opcode,
;; which is written as "sh[lr]d[lw] imm,reg,reg/mem". If the shift count
;; shift pair, instead using moves and sign extension for counts greater
;; than 31.
-(define_expand "ashlti3"
- [(set (match_operand:TI 0 "register_operand" "")
- (ashift:TI (match_operand:TI 1 "reg_or_pm1_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_64BIT"
- "ix86_expand_binary_operator (ASHIFT, TImode, operands); DONE;")
+(define_expand "ashl<mode>3"
+ [(set (match_operand:SDWIM 0 "<shift_operand>" "")
+ (ashift:SDWIM (match_operand:SDWIM 1 "<ashl_input_operand>" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))]
+ ""
+ "ix86_expand_binary_operator (ASHIFT, <MODE>mode, operands); DONE;")
-(define_insn "*ashlti3_1"
- [(set (match_operand:TI 0 "register_operand" "=&r,r")
- (ashift:TI (match_operand:TI 1 "reg_or_pm1_operand" "n,0")
- (match_operand:QI 2 "nonmemory_operand" "Oc,Oc")))
+(define_insn "*ashl<mode>3_doubleword"
+ [(set (match_operand:DWI 0 "register_operand" "=&r,r")
+ (ashift:DWI (match_operand:DWI 1 "reg_or_pm1_operand" "n,0")
+ (match_operand:QI 2 "nonmemory_operand" "<S>c,<S>c")))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
+ ""
"#"
[(set_attr "type" "multi")])
+(define_split
+ [(set (match_operand:DWI 0 "register_operand" "")
+ (ashift:DWI (match_operand:DWI 1 "nonmemory_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "(optimize && flag_peephole2) ? epilogue_completed : reload_completed"
+ [(const_int 0)]
+ "ix86_split_ashl (operands, NULL_RTX, <MODE>mode); DONE;")
+
+;; By default we don't ask for a scratch register, because when DWImode
+;; values are manipulated, registers are already at a premium. But if
+;; we have one handy, we won't turn it away.
+
(define_peephole2
- [(match_scratch:DI 3 "r")
- (parallel [(set (match_operand:TI 0 "register_operand" "")
- (ashift:TI (match_operand:TI 1 "nonmemory_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
+ [(match_scratch:DWIH 3 "r")
+ (parallel [(set (match_operand:<DWI> 0 "register_operand" "")
+ (ashift:<DWI>
+ (match_operand:<DWI> 1 "nonmemory_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))
(clobber (reg:CC FLAGS_REG))])
(match_dup 3)]
- "TARGET_64BIT"
- [(const_int 0)]
- "ix86_split_ashl (operands, operands[3], TImode); DONE;")
-
-(define_split
- [(set (match_operand:TI 0 "register_operand" "")
- (ashift:TI (match_operand:TI 1 "nonmemory_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
+ "TARGET_CMOVE"
[(const_int 0)]
- "ix86_split_ashl (operands, NULL_RTX, TImode); DONE;")
+ "ix86_split_ashl (operands, operands[3], <DWI>mode); DONE;")
(define_insn "x86_64_shld"
[(set (match_operand:DI 0 "nonimmediate_operand" "+r*m")
(set_attr "athlon_decode" "vector")
(set_attr "amdfam10_decode" "vector")])
-(define_expand "x86_64_shift_adj_1"
+(define_insn "x86_shld"
+ [(set (match_operand:SI 0 "nonimmediate_operand" "+r*m")
+ (ior:SI (ashift:SI (match_dup 0)
+ (match_operand:QI 2 "nonmemory_operand" "Ic"))
+ (lshiftrt:SI (match_operand:SI 1 "register_operand" "r")
+ (minus:QI (const_int 32) (match_dup 2)))))
+ (clobber (reg:CC FLAGS_REG))]
+ ""
+ "shld{l}\t{%s2%1, %0|%0, %1, %2}"
+ [(set_attr "type" "ishift")
+ (set_attr "prefix_0f" "1")
+ (set_attr "mode" "SI")
+ (set_attr "pent_pair" "np")
+ (set_attr "athlon_decode" "vector")
+ (set_attr "amdfam10_decode" "vector")])
+
+(define_expand "x86_shift<mode>_adj_1"
[(set (reg:CCZ FLAGS_REG)
(compare:CCZ (and:QI (match_operand:QI 2 "register_operand" "")
- (const_int 64))
+ (match_dup 4))
(const_int 0)))
- (set (match_operand:DI 0 "register_operand" "")
- (if_then_else:DI (ne (reg:CCZ FLAGS_REG) (const_int 0))
- (match_operand:DI 1 "register_operand" "")
- (match_dup 0)))
+ (set (match_operand:SWI48 0 "register_operand" "")
+ (if_then_else:SWI48 (ne (reg:CCZ FLAGS_REG) (const_int 0))
+ (match_operand:SWI48 1 "register_operand" "")
+ (match_dup 0)))
(set (match_dup 1)
- (if_then_else:DI (ne (reg:CCZ FLAGS_REG) (const_int 0))
- (match_operand:DI 3 "register_operand" "r")
- (match_dup 1)))]
- "TARGET_64BIT"
- "")
+ (if_then_else:SWI48 (ne (reg:CCZ FLAGS_REG) (const_int 0))
+ (match_operand:SWI48 3 "register_operand" "r")
+ (match_dup 1)))]
+ "TARGET_CMOVE"
+ "operands[4] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode));")
-(define_expand "x86_64_shift_adj_2"
- [(use (match_operand:DI 0 "register_operand" ""))
- (use (match_operand:DI 1 "register_operand" ""))
+(define_expand "x86_shift<mode>_adj_2"
+ [(use (match_operand:SWI48 0 "register_operand" ""))
+ (use (match_operand:SWI48 1 "register_operand" ""))
(use (match_operand:QI 2 "register_operand" ""))]
- "TARGET_64BIT"
+ ""
{
rtx label = gen_label_rtx ();
rtx tmp;
- emit_insn (gen_testqi_ccz_1 (operands[2], GEN_INT (64)));
+ emit_insn (gen_testqi_ccz_1 (operands[2],
+ GEN_INT (GET_MODE_BITSIZE (<MODE>mode))));
tmp = gen_rtx_REG (CCZmode, FLAGS_REG);
tmp = gen_rtx_EQ (VOIDmode, tmp, const0_rtx);
DONE;
})
-(define_expand "ashldi3"
- [(set (match_operand:DI 0 "shiftdi_operand" "")
- (ashift:DI (match_operand:DI 1 "ashldi_input_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ASHIFT, DImode, operands); DONE;")
-
-(define_insn "*ashldi3_1_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm,r")
- (ashift:DI (match_operand:DI 1 "nonimmediate_operand" "0,l")
- (match_operand:QI 2 "nonmemory_operand" "cJ,M")))
+(define_insn "*ashl<mode>3_1"
+ [(set (match_operand:SWI48 0 "nonimmediate_operand" "=rm,r")
+ (ashift:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "0,l")
+ (match_operand:QI 2 "nonmemory_operand" "c<S>,M")))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ASHIFT, DImode, operands)"
+ "ix86_binary_operator_ok (ASHIFT, <MODE>mode, operands)"
{
switch (get_attr_type (insn))
{
+ case TYPE_LEA:
+ return "#";
+
case TYPE_ALU:
gcc_assert (operands[2] == const1_rtx);
gcc_assert (rtx_equal_p (operands[0], operands[1]));
- return "add{q}\t%0, %0";
-
- case TYPE_LEA:
- gcc_assert (CONST_INT_P (operands[2]));
- gcc_assert ((unsigned HOST_WIDE_INT) INTVAL (operands[2]) <= 3);
- operands[1] = gen_rtx_MULT (DImode, operands[1],
- GEN_INT (1 << INTVAL (operands[2])));
- return "lea{q}\t{%a1, %0|%0, %a1}";
+ return "add{<imodesuffix>}\t%0, %0";
default:
- if (REG_P (operands[2]))
- return "sal{q}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{q}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{<imodesuffix>}\t%0";
else
- return "sal{q}\t{%2, %0|%0, %2}";
+ return "sal{<imodesuffix>}\t{%2, %0|%0, %2}";
}
}
[(set (attr "type")
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "DI")])
+ (set_attr "mode" "<MODE>")])
-;; Convert lea to the lea pattern to avoid flags dependency.
-(define_split
- [(set (match_operand:DI 0 "register_operand" "")
- (ashift:DI (match_operand:DI 1 "index_register_operand" "")
- (match_operand:QI 2 "immediate_operand" "")))
+(define_insn "*ashlsi3_1_zext"
+ [(set (match_operand:DI 0 "register_operand" "=r,r")
+ (zero_extend:DI
+ (ashift:SI (match_operand:SI 1 "register_operand" "0,l")
+ (match_operand:QI 2 "nonmemory_operand" "cI,M"))))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && reload_completed
- && true_regnum (operands[0]) != true_regnum (operands[1])"
- [(set (match_dup 0)
- (mult:DI (match_dup 1)
- (match_dup 2)))]
- "operands[2] = gen_int_mode (1 << INTVAL (operands[2]), DImode);")
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashldi3_cmp_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (ashift:DI (match_dup 1) (match_dup 2)))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, DImode, operands)"
+ "TARGET_64BIT && ix86_binary_operator_ok (ASHIFT, SImode, operands)"
{
switch (get_attr_type (insn))
{
+ case TYPE_LEA:
+ return "#";
+
case TYPE_ALU:
gcc_assert (operands[2] == const1_rtx);
- return "add{q}\t%0, %0";
+ return "add{l}\t%k0, %k0";
default:
- if (REG_P (operands[2]))
- return "sal{q}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{q}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{l}\t%k0";
else
- return "sal{q}\t{%2, %0|%0, %2}";
+ return "sal{l}\t{%2, %k0|%k0, %2}";
}
}
[(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
+ (cond [(eq_attr "alternative" "1")
+ (const_string "lea")
+ (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
+ (const_int 0))
(match_operand 2 "const1_operand" ""))
(const_string "alu")
]
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "DI")])
+ (set_attr "mode" "SI")])
-(define_insn "*ashldi3_cconly_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (clobber (match_scratch:DI 0 "=r"))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || TARGET_DOUBLE_WITH_ADD)))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, DImode, operands)"
+(define_insn "*ashlhi3_1"
+ [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
+ (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "cI")))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_PARTIAL_REG_STALL
+ && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
{
switch (get_attr_type (insn))
{
case TYPE_ALU:
gcc_assert (operands[2] == const1_rtx);
- return "add{q}\t%0, %0";
+ return "add{w}\t%0, %0";
default:
- if (REG_P (operands[2]))
- return "sal{q}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{q}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{w}\t%0";
else
- return "sal{q}\t{%2, %0|%0, %2}";
+ return "sal{w}\t{%2, %0|%0, %2}";
}
}
[(set (attr "type")
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "DI")])
-
-(define_insn "*ashldi3_1"
- [(set (match_operand:DI 0 "register_operand" "=&r,r")
- (ashift:DI (match_operand:DI 1 "reg_or_pm1_operand" "n,0")
- (match_operand:QI 2 "nonmemory_operand" "Jc,Jc")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT"
- "#"
- [(set_attr "type" "multi")])
-
-;; By default we don't ask for a scratch register, because when DImode
-;; values are manipulated, registers are already at a premium. But if
-;; we have one handy, we won't turn it away.
-(define_peephole2
- [(match_scratch:SI 3 "r")
- (parallel [(set (match_operand:DI 0 "register_operand" "")
- (ashift:DI (match_operand:DI 1 "nonmemory_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))])
- (match_dup 3)]
- "!TARGET_64BIT && TARGET_CMOVE"
- [(const_int 0)]
- "ix86_split_ashl (operands, operands[3], DImode); DONE;")
-
-(define_split
- [(set (match_operand:DI 0 "register_operand" "")
- (ashift:DI (match_operand:DI 1 "nonmemory_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
- [(const_int 0)]
- "ix86_split_ashl (operands, NULL_RTX, DImode); DONE;")
-
-(define_insn "x86_shld"
- [(set (match_operand:SI 0 "nonimmediate_operand" "+r*m")
- (ior:SI (ashift:SI (match_dup 0)
- (match_operand:QI 2 "nonmemory_operand" "Ic"))
- (lshiftrt:SI (match_operand:SI 1 "register_operand" "r")
- (minus:QI (const_int 32) (match_dup 2)))))
- (clobber (reg:CC FLAGS_REG))]
- ""
- "shld{l}\t{%s2%1, %0|%0, %1, %2}"
- [(set_attr "type" "ishift")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "SI")
- (set_attr "pent_pair" "np")
- (set_attr "athlon_decode" "vector")
- (set_attr "amdfam10_decode" "vector")])
-
-(define_expand "x86_shift_adj_1"
- [(set (reg:CCZ FLAGS_REG)
- (compare:CCZ (and:QI (match_operand:QI 2 "register_operand" "")
- (const_int 32))
- (const_int 0)))
- (set (match_operand:SI 0 "register_operand" "")
- (if_then_else:SI (ne (reg:CCZ FLAGS_REG) (const_int 0))
- (match_operand:SI 1 "register_operand" "")
- (match_dup 0)))
- (set (match_dup 1)
- (if_then_else:SI (ne (reg:CCZ FLAGS_REG) (const_int 0))
- (match_operand:SI 3 "register_operand" "r")
- (match_dup 1)))]
- "TARGET_CMOVE"
- "")
-
-(define_expand "x86_shift_adj_2"
- [(use (match_operand:SI 0 "register_operand" ""))
- (use (match_operand:SI 1 "register_operand" ""))
- (use (match_operand:QI 2 "register_operand" ""))]
- ""
-{
- rtx label = gen_label_rtx ();
- rtx tmp;
-
- emit_insn (gen_testqi_ccz_1 (operands[2], GEN_INT (32)));
-
- tmp = gen_rtx_REG (CCZmode, FLAGS_REG);
- tmp = gen_rtx_EQ (VOIDmode, tmp, const0_rtx);
- tmp = gen_rtx_IF_THEN_ELSE (VOIDmode, tmp,
- gen_rtx_LABEL_REF (VOIDmode, label),
- pc_rtx);
- tmp = emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx, tmp));
- JUMP_LABEL (tmp) = label;
-
- emit_move_insn (operands[0], operands[1]);
- ix86_expand_clear (operands[1]);
-
- emit_label (label);
- LABEL_NUSES (label) = 1;
-
- DONE;
-})
-
-(define_expand "ashlsi3"
- [(set (match_operand:SI 0 "nonimmediate_operand" "")
- (ashift:SI (match_operand:SI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ASHIFT, SImode, operands); DONE;")
+ (set_attr "mode" "HI")])
-(define_insn "*ashlsi3_1"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,r")
- (ashift:SI (match_operand:SI 1 "nonimmediate_operand" "0,l")
+(define_insn "*ashlhi3_1_lea"
+ [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,r")
+ (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0,l")
(match_operand:QI 2 "nonmemory_operand" "cI,M")))
(clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ASHIFT, SImode, operands)"
+ "!TARGET_PARTIAL_REG_STALL
+ && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
{
switch (get_attr_type (insn))
{
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- gcc_assert (rtx_equal_p (operands[0], operands[1]));
- return "add{l}\t%0, %0";
-
case TYPE_LEA:
return "#";
+ case TYPE_ALU:
+ gcc_assert (operands[2] == const1_rtx);
+ return "add{w}\t%0, %0";
+
default:
- if (REG_P (operands[2]))
- return "sal{l}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{l}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{w}\t%0";
else
- return "sal{l}\t{%2, %0|%0, %2}";
+ return "sal{w}\t{%2, %0|%0, %2}";
}
}
[(set (attr "type")
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "SI")])
+ (set_attr "mode" "HI,SI")])
-;; Convert lea to the lea pattern to avoid flags dependency.
-(define_split
- [(set (match_operand 0 "register_operand" "")
- (ashift (match_operand 1 "index_register_operand" "")
- (match_operand:QI 2 "const_int_operand" "")))
+(define_insn "*ashlqi3_1"
+ [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,r")
+ (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
+ (match_operand:QI 2 "nonmemory_operand" "cI,cI")))
(clobber (reg:CC FLAGS_REG))]
- "reload_completed
- && true_regnum (operands[0]) != true_regnum (operands[1])
- && GET_MODE_SIZE (GET_MODE (operands[0])) <= 4"
- [(const_int 0)]
+ "TARGET_PARTIAL_REG_STALL
+ && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
{
- rtx pat;
- enum machine_mode mode = GET_MODE (operands[0]);
-
- if (GET_MODE_SIZE (mode) < 4)
- operands[0] = gen_lowpart (SImode, operands[0]);
- if (mode != Pmode)
- operands[1] = gen_lowpart (Pmode, operands[1]);
- operands[2] = gen_int_mode (1 << INTVAL (operands[2]), Pmode);
-
- pat = gen_rtx_MULT (Pmode, operands[1], operands[2]);
- if (Pmode != SImode)
- pat = gen_rtx_SUBREG (SImode, pat, 0);
- emit_insn (gen_rtx_SET (VOIDmode, operands[0], pat));
- DONE;
-})
+ switch (get_attr_type (insn))
+ {
+ case TYPE_ALU:
+ gcc_assert (operands[2] == const1_rtx);
+ if (REG_P (operands[1]) && !ANY_QI_REG_P (operands[1]))
+ return "add{l}\t%k0, %k0";
+ else
+ return "add{b}\t%0, %0";
-;; Rare case of shifting RSP is handled by generating move and shift
-(define_split
- [(set (match_operand 0 "register_operand" "")
- (ashift (match_operand 1 "register_operand" "")
- (match_operand:QI 2 "const_int_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "reload_completed
- && true_regnum (operands[0]) != true_regnum (operands[1])"
- [(const_int 0)]
-{
- rtx pat, clob;
- emit_move_insn (operands[0], operands[1]);
- pat = gen_rtx_SET (VOIDmode, operands[0],
- gen_rtx_ASHIFT (GET_MODE (operands[0]),
- operands[0], operands[2]));
- clob = gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, FLAGS_REG));
- emit_insn (gen_rtx_PARALLEL (VOIDmode, gen_rtvec (2, pat, clob)));
- DONE;
-})
+ default:
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ {
+ if (get_attr_mode (insn) == MODE_SI)
+ return "sal{l}\t%k0";
+ else
+ return "sal{b}\t%0";
+ }
+ else
+ {
+ if (get_attr_mode (insn) == MODE_SI)
+ return "sal{l}\t{%2, %k0|%k0, %2}";
+ else
+ return "sal{b}\t{%2, %0|%0, %2}";
+ }
+ }
+}
+ [(set (attr "type")
+ (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
+ (const_int 0))
+ (match_operand 0 "register_operand" ""))
+ (match_operand 2 "const1_operand" ""))
+ (const_string "alu")
+ ]
+ (const_string "ishift")))
+ (set (attr "length_immediate")
+ (if_then_else
+ (ior (eq_attr "type" "alu")
+ (and (eq_attr "type" "ishift")
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "QI,SI")])
-(define_insn "*ashlsi3_1_zext"
- [(set (match_operand:DI 0 "register_operand" "=r,r")
- (zero_extend:DI (ashift:SI (match_operand:SI 1 "register_operand" "0,l")
- (match_operand:QI 2 "nonmemory_operand" "cI,M"))))
+;; %%% Potential partial reg stall on alternative 2. What to do?
+(define_insn "*ashlqi3_1_lea"
+ [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,r,r")
+ (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0,0,l")
+ (match_operand:QI 2 "nonmemory_operand" "cI,cI,M")))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ASHIFT, SImode, operands)"
+ "!TARGET_PARTIAL_REG_STALL
+ && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
{
switch (get_attr_type (insn))
{
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{l}\t%k0, %k0";
-
case TYPE_LEA:
return "#";
+ case TYPE_ALU:
+ gcc_assert (operands[2] == const1_rtx);
+ if (REG_P (operands[1]) && !ANY_QI_REG_P (operands[1]))
+ return "add{l}\t%k0, %k0";
+ else
+ return "add{b}\t%0, %0";
+
default:
- if (REG_P (operands[2]))
- return "sal{l}\t{%b2, %k0|%k0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{l}\t%k0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ {
+ if (get_attr_mode (insn) == MODE_SI)
+ return "sal{l}\t%k0";
+ else
+ return "sal{b}\t%0";
+ }
else
- return "sal{l}\t{%2, %k0|%k0, %2}";
+ {
+ if (get_attr_mode (insn) == MODE_SI)
+ return "sal{l}\t{%2, %k0|%k0, %2}";
+ else
+ return "sal{b}\t{%2, %0|%0, %2}";
+ }
}
}
[(set (attr "type")
- (cond [(eq_attr "alternative" "1")
+ (cond [(eq_attr "alternative" "2")
(const_string "lea")
- (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
+ (and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
+ (const_int 0))
+ (match_operand 0 "register_operand" ""))
(match_operand 2 "const1_operand" ""))
(const_string "alu")
]
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "SI")])
+ (set_attr "mode" "QI,SI,SI")])
-;; Convert lea to the lea pattern to avoid flags dependency.
-(define_split
- [(set (match_operand:DI 0 "register_operand" "")
- (zero_extend:DI (ashift (match_operand 1 "register_operand" "")
- (match_operand:QI 2 "const_int_operand" ""))))
+(define_insn "*ashlqi3_1_slp"
+ [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
+ (ashift:QI (match_dup 0)
+ (match_operand:QI 1 "nonmemory_operand" "cI")))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && reload_completed
- && true_regnum (operands[0]) != true_regnum (operands[1])"
- [(set (match_dup 0) (zero_extend:DI
- (subreg:SI (mult:SI (match_dup 1)
- (match_dup 2)) 0)))]
-{
- operands[1] = gen_lowpart (Pmode, operands[1]);
- operands[2] = gen_int_mode (1 << INTVAL (operands[2]), Pmode);
-})
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashlsi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (ashift:SI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, SImode, operands)"
+ "(optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_FLAG_REG_STALL
+ || (operands[1] == const1_rtx
+ && (TARGET_SHIFT1
+ || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))"
{
switch (get_attr_type (insn))
{
case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{l}\t%0, %0";
+ gcc_assert (operands[1] == const1_rtx);
+ return "add{b}\t%0, %0";
default:
- if (REG_P (operands[2]))
- return "sal{l}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{l}\t%0";
+ if (operands[1] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{b}\t%0";
else
- return "sal{l}\t{%2, %0|%0, %2}";
+ return "sal{b}\t{%1, %0|%0, %1}";
}
}
[(set (attr "type")
(cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
(const_int 0))
(match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
+ (match_operand 1 "const1_operand" ""))
(const_string "alu")
]
- (const_string "ishift")))
+ (const_string "ishift1")))
(set (attr "length_immediate")
(if_then_else
(ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
+ (and (eq_attr "type" "ishift1")
+ (and (match_operand 1 "const1_operand" "")
(ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "SI")])
+ (set_attr "mode" "QI")])
+
+;; Convert lea to the lea pattern to avoid flags dependency.
+(define_split
+ [(set (match_operand:DI 0 "register_operand" "")
+ (ashift:DI (match_operand:DI 1 "index_register_operand" "")
+ (match_operand:QI 2 "const_int_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT && reload_completed
+ && true_regnum (operands[0]) != true_regnum (operands[1])"
+ [(set (match_dup 0)
+ (mult:DI (match_dup 1)
+ (match_dup 2)))]
+ "operands[2] = gen_int_mode (1 << INTVAL (operands[2]), DImode);")
+
+;; Convert lea to the lea pattern to avoid flags dependency.
+(define_split
+ [(set (match_operand 0 "register_operand" "")
+ (ashift (match_operand 1 "index_register_operand" "")
+ (match_operand:QI 2 "const_int_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "reload_completed
+ && true_regnum (operands[0]) != true_regnum (operands[1])
+ && GET_MODE_SIZE (GET_MODE (operands[0])) <= 4"
+ [(const_int 0)]
+{
+ rtx pat;
+ enum machine_mode mode = GET_MODE (operands[0]);
+
+ if (GET_MODE_SIZE (mode) < 4)
+ operands[0] = gen_lowpart (SImode, operands[0]);
+ if (mode != Pmode)
+ operands[1] = gen_lowpart (Pmode, operands[1]);
+ operands[2] = gen_int_mode (1 << INTVAL (operands[2]), Pmode);
+
+ pat = gen_rtx_MULT (Pmode, operands[1], operands[2]);
+ if (Pmode != SImode)
+ pat = gen_rtx_SUBREG (SImode, pat, 0);
+ emit_insn (gen_rtx_SET (VOIDmode, operands[0], pat));
+ DONE;
+})
+
+;; Rare case of shifting RSP is handled by generating move and shift
+(define_split
+ [(set (match_operand 0 "register_operand" "")
+ (ashift (match_operand 1 "register_operand" "")
+ (match_operand:QI 2 "const_int_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "reload_completed
+ && true_regnum (operands[0]) != true_regnum (operands[1])"
+ [(const_int 0)]
+{
+ rtx pat, clob;
+ emit_move_insn (operands[0], operands[1]);
+ pat = gen_rtx_SET (VOIDmode, operands[0],
+ gen_rtx_ASHIFT (GET_MODE (operands[0]),
+ operands[0], operands[2]));
+ clob = gen_rtx_CLOBBER (VOIDmode, gen_rtx_REG (CCmode, FLAGS_REG));
+ emit_insn (gen_rtx_PARALLEL (VOIDmode, gen_rtvec (2, pat, clob)));
+ DONE;
+})
+
+;; Convert lea to the lea pattern to avoid flags dependency.
+(define_split
+ [(set (match_operand:DI 0 "register_operand" "")
+ (zero_extend:DI
+ (ashift:SI (match_operand:SI 1 "register_operand" "")
+ (match_operand:QI 2 "const_int_operand" ""))))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT && reload_completed
+ && true_regnum (operands[0]) != true_regnum (operands[1])"
+ [(set (match_dup 0)
+ (zero_extend:DI (subreg:SI (mult:SI (match_dup 1) (match_dup 2)) 0)))]
+{
+ operands[1] = gen_lowpart (Pmode, operands[1]);
+ operands[2] = gen_int_mode (1 << INTVAL (operands[2]), Pmode);
+})
-(define_insn "*ashlsi3_cconly"
+;; This pattern can't accept a variable shift count, since shifts by
+;; zero don't affect the flags. We assume that shifts by constant
+;; zero are optimized away.
+(define_insn "*ashl<mode>3_cmp"
[(set (reg FLAGS_REG)
(compare
- (ashift:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
+ (ashift:SWI (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>"))
(const_int 0)))
- (clobber (match_scratch:SI 0 "=r"))]
+ (set (match_operand:SWI 0 "nonimmediate_operand" "=<r>m")
+ (ashift:SWI (match_dup 1) (match_dup 2)))]
"(optimize_function_for_size_p (cfun)
|| !TARGET_PARTIAL_FLAG_REG_STALL
|| (operands[2] == const1_rtx
&& (TARGET_SHIFT1
- || TARGET_DOUBLE_WITH_ADD)))
+ || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))
&& ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, SImode, operands)"
+ && ix86_binary_operator_ok (ASHIFT, <MODE>mode, operands)"
{
switch (get_attr_type (insn))
{
case TYPE_ALU:
gcc_assert (operands[2] == const1_rtx);
- return "add{l}\t%0, %0";
+ return "add{<imodesuffix>}\t%0, %0";
default:
- if (REG_P (operands[2]))
- return "sal{l}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{l}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{<imodesuffix>}\t%0";
else
- return "sal{l}\t{%2, %0|%0, %2}";
+ return "sal{<imodesuffix>}\t{%2, %0|%0, %2}";
}
}
[(set (attr "type")
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "SI")])
+ (set_attr "mode" "<MODE>")])
(define_insn "*ashlsi3_cmp_zext"
[(set (reg FLAGS_REG)
return "add{l}\t%k0, %k0";
default:
- if (REG_P (operands[2]))
- return "sal{l}\t{%b2, %k0|%k0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
return "sal{l}\t%k0";
else
return "sal{l}\t{%2, %k0|%k0, %2}";
(const_string "*")))
(set_attr "mode" "SI")])
-(define_expand "ashlhi3"
- [(set (match_operand:HI 0 "nonimmediate_operand" "")
- (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_HIMODE_MATH"
- "ix86_expand_binary_operator (ASHIFT, HImode, operands); DONE;")
-
-(define_insn "*ashlhi3_1_lea"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,r")
- (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0,l")
- (match_operand:QI 2 "nonmemory_operand" "cI,M")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_PARTIAL_REG_STALL
- && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
+(define_insn "*ashl<mode>3_cconly"
+ [(set (reg FLAGS_REG)
+ (compare
+ (ashift:SWI (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>"))
+ (const_int 0)))
+ (clobber (match_scratch:SWI 0 "=<r>"))]
+ "(optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_FLAG_REG_STALL
+ || (operands[2] == const1_rtx
+ && (TARGET_SHIFT1
+ || TARGET_DOUBLE_WITH_ADD)))
+ && ix86_match_ccmode (insn, CCGOCmode)
+ && ix86_binary_operator_ok (ASHIFT, <MODE>mode, operands)"
{
switch (get_attr_type (insn))
{
- case TYPE_LEA:
- return "#";
case TYPE_ALU:
gcc_assert (operands[2] == const1_rtx);
- return "add{w}\t%0, %0";
+ return "add{<imodesuffix>}\t%0, %0";
default:
- if (REG_P (operands[2]))
- return "sal{w}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{w}\t%0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "sal{<imodesuffix>}\t%0";
else
- return "sal{w}\t{%2, %0|%0, %2}";
+ return "sal{<imodesuffix>}\t{%2, %0|%0, %2}";
}
}
[(set (attr "type")
- (cond [(eq_attr "alternative" "1")
- (const_string "lea")
- (and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
+ (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
(const_int 0))
(match_operand 0 "register_operand" ""))
(match_operand 2 "const1_operand" ""))
(const_int 0)))))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "HI,SI")])
+ (set_attr "mode" "<MODE>")])
-(define_insn "*ashlhi3_1"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "nonmemory_operand" "cI")))
+;; See comment above `ashl<mode>3' about how this works.
+
+(define_expand "<shiftrt_insn><mode>3"
+ [(set (match_operand:SDWIM 0 "<shift_operand>" "")
+ (any_shiftrt:SDWIM (match_operand:SDWIM 1 "<shift_operand>" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))]
+ ""
+ "ix86_expand_binary_operator (<CODE>, <MODE>mode, operands); DONE;")
+
+(define_insn_and_split "*<shiftrt_insn><mode>3_doubleword"
+ [(set (match_operand:DWI 0 "register_operand" "=r")
+ (any_shiftrt:DWI (match_operand:DWI 1 "register_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "<S>c")))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_PARTIAL_REG_STALL
- && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
+ ""
+ "#"
+ "(optimize && flag_peephole2) ? epilogue_completed : reload_completed"
+ [(const_int 0)]
+ "ix86_split_<shiftrt_insn> (operands, NULL_RTX, <MODE>mode); DONE;"
+ [(set_attr "type" "multi")])
+
+;; By default we don't ask for a scratch register, because when DWImode
+;; values are manipulated, registers are already at a premium. But if
+;; we have one handy, we won't turn it away.
+
+(define_peephole2
+ [(match_scratch:DWIH 3 "r")
+ (parallel [(set (match_operand:<DWI> 0 "register_operand" "")
+ (any_shiftrt:<DWI>
+ (match_operand:<DWI> 1 "register_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))
+ (clobber (reg:CC FLAGS_REG))])
+ (match_dup 3)]
+ "TARGET_CMOVE"
+ [(const_int 0)]
+ "ix86_split_<shiftrt_insn> (operands, operands[3], <DWI>mode); DONE;")
+
+(define_insn "x86_64_shrd"
+ [(set (match_operand:DI 0 "nonimmediate_operand" "+r*m")
+ (ior:DI (ashiftrt:DI (match_dup 0)
+ (match_operand:QI 2 "nonmemory_operand" "Jc"))
+ (ashift:DI (match_operand:DI 1 "register_operand" "r")
+ (minus:QI (const_int 64) (match_dup 2)))))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT"
+ "shrd{q}\t{%s2%1, %0|%0, %1, %2}"
+ [(set_attr "type" "ishift")
+ (set_attr "prefix_0f" "1")
+ (set_attr "mode" "DI")
+ (set_attr "athlon_decode" "vector")
+ (set_attr "amdfam10_decode" "vector")])
+
+(define_insn "x86_shrd"
+ [(set (match_operand:SI 0 "nonimmediate_operand" "+r*m")
+ (ior:SI (ashiftrt:SI (match_dup 0)
+ (match_operand:QI 2 "nonmemory_operand" "Ic"))
+ (ashift:SI (match_operand:SI 1 "register_operand" "r")
+ (minus:QI (const_int 32) (match_dup 2)))))
+ (clobber (reg:CC FLAGS_REG))]
+ ""
+ "shrd{l}\t{%s2%1, %0|%0, %1, %2}"
+ [(set_attr "type" "ishift")
+ (set_attr "prefix_0f" "1")
+ (set_attr "mode" "SI")
+ (set_attr "pent_pair" "np")
+ (set_attr "athlon_decode" "vector")
+ (set_attr "amdfam10_decode" "vector")])
+
+(define_insn "ashrdi3_cvt"
+ [(set (match_operand:DI 0 "nonimmediate_operand" "=*d,rm")
+ (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "*a,0")
+ (match_operand:QI 2 "const_int_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT && INTVAL (operands[2]) == 63
+ && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
+ && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
+ "@
+ {cqto|cqo}
+ sar{q}\t{%2, %0|%0, %2}"
+ [(set_attr "type" "imovx,ishift")
+ (set_attr "prefix_0f" "0,*")
+ (set_attr "length_immediate" "0,*")
+ (set_attr "modrm" "0,1")
+ (set_attr "mode" "DI")])
+
+(define_insn "ashrsi3_cvt"
+ [(set (match_operand:SI 0 "nonimmediate_operand" "=*d,rm")
+ (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "*a,0")
+ (match_operand:QI 2 "const_int_operand" "")))
+ (clobber (reg:CC FLAGS_REG))]
+ "INTVAL (operands[2]) == 31
+ && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
+ && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
+ "@
+ {cltd|cdq}
+ sar{l}\t{%2, %0|%0, %2}"
+ [(set_attr "type" "imovx,ishift")
+ (set_attr "prefix_0f" "0,*")
+ (set_attr "length_immediate" "0,*")
+ (set_attr "modrm" "0,1")
+ (set_attr "mode" "SI")])
+
+(define_insn "*ashrsi3_cvt_zext"
+ [(set (match_operand:DI 0 "register_operand" "=*d,r")
+ (zero_extend:DI
+ (ashiftrt:SI (match_operand:SI 1 "register_operand" "*a,0")
+ (match_operand:QI 2 "const_int_operand" ""))))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT && INTVAL (operands[2]) == 31
+ && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
+ && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
+ "@
+ {cltd|cdq}
+ sar{l}\t{%2, %k0|%k0, %2}"
+ [(set_attr "type" "imovx,ishift")
+ (set_attr "prefix_0f" "0,*")
+ (set_attr "length_immediate" "0,*")
+ (set_attr "modrm" "0,1")
+ (set_attr "mode" "SI")])
+
+(define_expand "x86_shift<mode>_adj_3"
+ [(use (match_operand:SWI48 0 "register_operand" ""))
+ (use (match_operand:SWI48 1 "register_operand" ""))
+ (use (match_operand:QI 2 "register_operand" ""))]
+ ""
{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{w}\t%0, %0";
+ rtx label = gen_label_rtx ();
+ rtx tmp;
- default:
- if (REG_P (operands[2]))
- return "sal{w}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{w}\t%0";
- else
- return "sal{w}\t{%2, %0|%0, %2}";
- }
+ emit_insn (gen_testqi_ccz_1 (operands[2],
+ GEN_INT (GET_MODE_BITSIZE (<MODE>mode))));
+
+ tmp = gen_rtx_REG (CCZmode, FLAGS_REG);
+ tmp = gen_rtx_EQ (VOIDmode, tmp, const0_rtx);
+ tmp = gen_rtx_IF_THEN_ELSE (VOIDmode, tmp,
+ gen_rtx_LABEL_REF (VOIDmode, label),
+ pc_rtx);
+ tmp = emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx, tmp));
+ JUMP_LABEL (tmp) = label;
+
+ emit_move_insn (operands[0], operands[1]);
+ emit_insn (gen_ashr<mode>3_cvt (operands[1], operands[1],
+ GEN_INT (GET_MODE_BITSIZE (<MODE>mode)-1)));
+ emit_label (label);
+ LABEL_NUSES (label) = 1;
+
+ DONE;
+})
+
+(define_insn "*<shiftrt_insn><mode>3_1"
+ [(set (match_operand:SWI 0 "nonimmediate_operand" "=<r>m")
+ (any_shiftrt:SWI (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "c<S>")))
+ (clobber (reg:CC FLAGS_REG))]
+ "ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
+{
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{<imodesuffix>}\t%0";
+ else
+ return "<shiftrt>{<imodesuffix>}\t{%2, %0|%0, %2}";
}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
+ [(set_attr "type" "ishift")
(set (attr "length_immediate")
(if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "HI")])
+ (set_attr "mode" "<MODE>")])
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashlhi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (ashift:HI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
+(define_insn "*<shiftrt_insn>si3_1_zext"
+ [(set (match_operand:DI 0 "register_operand" "=r")
+ (zero_extend:DI
+ (any_shiftrt:SI (match_operand:SI 1 "register_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "cI"))))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT && ix86_binary_operator_ok (<CODE>, SImode, operands)"
{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{w}\t%0, %0";
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{l}\t%k0";
+ else
+ return "<shiftrt>{l}\t{%2, %k0|%k0, %2}";
+}
+ [(set_attr "type" "ishift")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "SI")])
- default:
- if (REG_P (operands[2]))
- return "sal{w}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{w}\t%0";
- else
- return "sal{w}\t{%2, %0|%0, %2}";
- }
+(define_insn "*<shiftrt_insn>qi3_1_slp"
+ [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
+ (any_shiftrt:QI (match_dup 0)
+ (match_operand:QI 1 "nonmemory_operand" "cI")))
+ (clobber (reg:CC FLAGS_REG))]
+ "(optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_REG_STALL
+ || (operands[1] == const1_rtx
+ && TARGET_SHIFT1))"
+{
+ if (operands[1] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{b}\t%0";
+ else
+ return "<shiftrt>{b}\t{%1, %0|%0, %1}";
}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
+ [(set_attr "type" "ishift1")
(set (attr "length_immediate")
(if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
+ (and (match_operand 1 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
(const_string "0")
(const_string "*")))
- (set_attr "mode" "HI")])
+ (set_attr "mode" "QI")])
-(define_insn "*ashlhi3_cconly"
+;; This pattern can't accept a variable shift count, since shifts by
+;; zero don't affect the flags. We assume that shifts by constant
+;; zero are optimized away.
+(define_insn "*<shiftrt_insn><mode>3_cmp"
[(set (reg FLAGS_REG)
(compare
- (ashift:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
+ (any_shiftrt:SWI
+ (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>"))
(const_int 0)))
- (clobber (match_scratch:HI 0 "=r"))]
+ (set (match_operand:SWI 0 "nonimmediate_operand" "=<r>m")
+ (any_shiftrt:SWI (match_dup 1) (match_dup 2)))]
"(optimize_function_for_size_p (cfun)
|| !TARGET_PARTIAL_FLAG_REG_STALL
|| (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || TARGET_DOUBLE_WITH_ADD)))
+ && TARGET_SHIFT1))
&& ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, HImode, operands)"
+ && ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{w}\t%0, %0";
-
- default:
- if (REG_P (operands[2]))
- return "sal{w}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{w}\t%0";
- else
- return "sal{w}\t{%2, %0|%0, %2}";
- }
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{<imodesuffix>}\t%0";
+ else
+ return "<shiftrt>{<imodesuffix>}\t{%2, %0|%0, %2}";
}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
- (set (attr "length_immediate")
- (if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
- (const_string "0")
- (const_string "*")))
- (set_attr "mode" "HI")])
-
-(define_expand "ashlqi3"
- [(set (match_operand:QI 0 "nonimmediate_operand" "")
- (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_QIMODE_MATH"
- "ix86_expand_binary_operator (ASHIFT, QImode, operands); DONE;")
-
-;; %%% Potential partial reg stall on alternative 2. What to do?
-
-(define_insn "*ashlqi3_1_lea"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,r,r")
- (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0,0,l")
- (match_operand:QI 2 "nonmemory_operand" "cI,cI,M")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_PARTIAL_REG_STALL
- && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
-{
- switch (get_attr_type (insn))
- {
- case TYPE_LEA:
- return "#";
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- if (REG_P (operands[1]) && !ANY_QI_REG_P (operands[1]))
- return "add{l}\t%k0, %k0";
- else
- return "add{b}\t%0, %0";
-
- default:
- if (REG_P (operands[2]))
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t{%b2, %k0|%k0, %b2}";
- else
- return "sal{b}\t{%b2, %0|%0, %b2}";
- }
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t%0";
- else
- return "sal{b}\t%0";
- }
- else
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t{%2, %k0|%k0, %2}";
- else
- return "sal{b}\t{%2, %0|%0, %2}";
- }
- }
-}
- [(set (attr "type")
- (cond [(eq_attr "alternative" "2")
- (const_string "lea")
- (and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
- (set (attr "length_immediate")
- (if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
- (const_string "0")
- (const_string "*")))
- (set_attr "mode" "QI,SI,SI")])
-
-(define_insn "*ashlqi3_1"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,r")
- (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "cI,cI")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_PARTIAL_REG_STALL
- && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
-{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- if (REG_P (operands[1]) && !ANY_QI_REG_P (operands[1]))
- return "add{l}\t%k0, %k0";
- else
- return "add{b}\t%0, %0";
-
- default:
- if (REG_P (operands[2]))
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t{%b2, %k0|%k0, %b2}";
- else
- return "sal{b}\t{%b2, %0|%0, %b2}";
- }
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t%0";
- else
- return "sal{b}\t%0";
- }
- else
- {
- if (get_attr_mode (insn) == MODE_SI)
- return "sal{l}\t{%2, %k0|%k0, %2}";
- else
- return "sal{b}\t{%2, %0|%0, %2}";
- }
- }
-}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
- (set (attr "length_immediate")
- (if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
- (const_string "0")
- (const_string "*")))
- (set_attr "mode" "QI,SI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashlqi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (ashift:QI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || (TARGET_DOUBLE_WITH_ADD && REG_P (operands[0])))))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
-{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{b}\t%0, %0";
-
- default:
- if (REG_P (operands[2]))
- return "sal{b}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{b}\t%0";
- else
- return "sal{b}\t{%2, %0|%0, %2}";
- }
-}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
- (set (attr "length_immediate")
- (if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
- (const_string "0")
- (const_string "*")))
- (set_attr "mode" "QI")])
-
-(define_insn "*ashlqi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashift:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:QI 0 "=q"))]
- "(optimize_function_for_size_p (cfun)
- || !TARGET_PARTIAL_FLAG_REG_STALL
- || (operands[2] == const1_rtx
- && (TARGET_SHIFT1
- || TARGET_DOUBLE_WITH_ADD)))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFT, QImode, operands)"
-{
- switch (get_attr_type (insn))
- {
- case TYPE_ALU:
- gcc_assert (operands[2] == const1_rtx);
- return "add{b}\t%0, %0";
-
- default:
- if (REG_P (operands[2]))
- return "sal{b}\t{%b2, %0|%0, %b2}";
- else if (operands[2] == const1_rtx
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
- return "sal{b}\t%0";
- else
- return "sal{b}\t{%2, %0|%0, %2}";
- }
-}
- [(set (attr "type")
- (cond [(and (and (ne (symbol_ref "TARGET_DOUBLE_WITH_ADD")
- (const_int 0))
- (match_operand 0 "register_operand" ""))
- (match_operand 2 "const1_operand" ""))
- (const_string "alu")
- ]
- (const_string "ishift")))
- (set (attr "length_immediate")
- (if_then_else
- (ior (eq_attr "type" "alu")
- (and (eq_attr "type" "ishift")
- (and (match_operand 2 "const1_operand" "")
- (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
- (const_int 0)))))
- (const_string "0")
- (const_string "*")))
- (set_attr "mode" "QI")])
-
-;; See comment above `ashldi3' about how this works.
-
-(define_expand "ashrti3"
- [(set (match_operand:TI 0 "register_operand" "")
- (ashiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_64BIT"
- "ix86_expand_binary_operator (ASHIFTRT, TImode, operands); DONE;")
-
-(define_insn "*ashrti3_1"
- [(set (match_operand:TI 0 "register_operand" "=r")
- (ashiftrt:TI (match_operand:TI 1 "register_operand" "0")
- (match_operand:QI 2 "nonmemory_operand" "Oc")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
- "#"
- [(set_attr "type" "multi")])
-
-(define_peephole2
- [(match_scratch:DI 3 "r")
- (parallel [(set (match_operand:TI 0 "register_operand" "")
- (ashiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))])
- (match_dup 3)]
- "TARGET_64BIT"
- [(const_int 0)]
- "ix86_split_ashr (operands, operands[3], TImode); DONE;")
-
-(define_split
- [(set (match_operand:TI 0 "register_operand" "")
- (ashiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
- [(const_int 0)]
- "ix86_split_ashr (operands, NULL_RTX, TImode); DONE;")
-
-(define_insn "x86_64_shrd"
- [(set (match_operand:DI 0 "nonimmediate_operand" "+r*m")
- (ior:DI (ashiftrt:DI (match_dup 0)
- (match_operand:QI 2 "nonmemory_operand" "Jc"))
- (ashift:DI (match_operand:DI 1 "register_operand" "r")
- (minus:QI (const_int 64) (match_dup 2)))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
- "shrd{q}\t{%s2%1, %0|%0, %1, %2}"
- [(set_attr "type" "ishift")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "DI")
- (set_attr "athlon_decode" "vector")
- (set_attr "amdfam10_decode" "vector")])
-
-(define_expand "ashrdi3"
- [(set (match_operand:DI 0 "shiftdi_operand" "")
- (ashiftrt:DI (match_operand:DI 1 "shiftdi_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ASHIFTRT, DImode, operands); DONE;")
-
-(define_expand "x86_64_shift_adj_3"
- [(use (match_operand:DI 0 "register_operand" ""))
- (use (match_operand:DI 1 "register_operand" ""))
- (use (match_operand:QI 2 "register_operand" ""))]
- ""
-{
- rtx label = gen_label_rtx ();
- rtx tmp;
-
- emit_insn (gen_testqi_ccz_1 (operands[2], GEN_INT (64)));
-
- tmp = gen_rtx_REG (CCZmode, FLAGS_REG);
- tmp = gen_rtx_EQ (VOIDmode, tmp, const0_rtx);
- tmp = gen_rtx_IF_THEN_ELSE (VOIDmode, tmp,
- gen_rtx_LABEL_REF (VOIDmode, label),
- pc_rtx);
- tmp = emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx, tmp));
- JUMP_LABEL (tmp) = label;
-
- emit_move_insn (operands[0], operands[1]);
- emit_insn (gen_ashrdi3_63_rex64 (operands[1], operands[1], GEN_INT (63)));
-
- emit_label (label);
- LABEL_NUSES (label) = 1;
-
- DONE;
-})
-
-(define_insn "ashrdi3_63_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=*d,rm")
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "*a,0")
- (match_operand:DI 2 "const_int_operand" "i,i")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && INTVAL (operands[2]) == 63
- && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "@
- {cqto|cqo}
- sar{q}\t{%2, %0|%0, %2}"
- [(set_attr "type" "imovx,ishift")
- (set_attr "prefix_0f" "0,*")
- (set_attr "length_immediate" "0,*")
- (set_attr "modrm" "0,1")
- (set_attr "mode" "DI")])
-
-(define_insn "*ashrdi3_1_one_bit_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "sar{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-(define_insn "*ashrdi3_1_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm,rm")
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "J,c")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "@
- sar{q}\t{%2, %0|%0, %2}
- sar{q}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrdi3_one_bit_cmp_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:DI (match_dup 1) (match_dup 2)))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "sar{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-(define_insn "*ashrdi3_one_bit_cconly_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:DI 0 "=r"))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "sar{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrdi3_cmp_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:DI (match_dup 1) (match_dup 2)))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "sar{q}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-(define_insn "*ashrdi3_cconly_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (clobber (match_scratch:DI 0 "=r"))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, DImode, operands)"
- "sar{q}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-(define_insn "*ashrdi3_1"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (ashiftrt:DI (match_operand:DI 1 "register_operand" "0")
- (match_operand:QI 2 "nonmemory_operand" "Jc")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT"
- "#"
- [(set_attr "type" "multi")])
-
-;; By default we don't ask for a scratch register, because when DImode
-;; values are manipulated, registers are already at a premium. But if
-;; we have one handy, we won't turn it away.
-(define_peephole2
- [(match_scratch:SI 3 "r")
- (parallel [(set (match_operand:DI 0 "register_operand" "")
- (ashiftrt:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))])
- (match_dup 3)]
- "!TARGET_64BIT && TARGET_CMOVE"
- [(const_int 0)]
- "ix86_split_ashr (operands, operands[3], DImode); DONE;")
-
-(define_split
- [(set (match_operand:DI 0 "register_operand" "")
- (ashiftrt:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
- [(const_int 0)]
- "ix86_split_ashr (operands, NULL_RTX, DImode); DONE;")
-
-(define_insn "x86_shrd"
- [(set (match_operand:SI 0 "nonimmediate_operand" "+r*m")
- (ior:SI (ashiftrt:SI (match_dup 0)
- (match_operand:QI 2 "nonmemory_operand" "Ic"))
- (ashift:SI (match_operand:SI 1 "register_operand" "r")
- (minus:QI (const_int 32) (match_dup 2)))))
- (clobber (reg:CC FLAGS_REG))]
- ""
- "shrd{l}\t{%s2%1, %0|%0, %1, %2}"
- [(set_attr "type" "ishift")
- (set_attr "prefix_0f" "1")
- (set_attr "pent_pair" "np")
- (set_attr "mode" "SI")])
-
-(define_expand "x86_shift_adj_3"
- [(use (match_operand:SI 0 "register_operand" ""))
- (use (match_operand:SI 1 "register_operand" ""))
- (use (match_operand:QI 2 "register_operand" ""))]
- ""
-{
- rtx label = gen_label_rtx ();
- rtx tmp;
-
- emit_insn (gen_testqi_ccz_1 (operands[2], GEN_INT (32)));
-
- tmp = gen_rtx_REG (CCZmode, FLAGS_REG);
- tmp = gen_rtx_EQ (VOIDmode, tmp, const0_rtx);
- tmp = gen_rtx_IF_THEN_ELSE (VOIDmode, tmp,
- gen_rtx_LABEL_REF (VOIDmode, label),
- pc_rtx);
- tmp = emit_jump_insn (gen_rtx_SET (VOIDmode, pc_rtx, tmp));
- JUMP_LABEL (tmp) = label;
-
- emit_move_insn (operands[0], operands[1]);
- emit_insn (gen_ashrsi3_31 (operands[1], operands[1], GEN_INT (31)));
-
- emit_label (label);
- LABEL_NUSES (label) = 1;
-
- DONE;
-})
-
-(define_expand "ashrsi3_31"
- [(parallel [(set (match_operand:SI 0 "nonimmediate_operand" "=*d,rm")
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "*a,0")
- (match_operand:SI 2 "const_int_operand" "i,i")))
- (clobber (reg:CC FLAGS_REG))])]
- "")
-
-(define_insn "*ashrsi3_31"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=*d,rm")
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "*a,0")
- (match_operand:SI 2 "const_int_operand" "i,i")))
- (clobber (reg:CC FLAGS_REG))]
- "INTVAL (operands[2]) == 31
- && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "@
- {cltd|cdq}
- sar{l}\t{%2, %0|%0, %2}"
- [(set_attr "type" "imovx,ishift")
- (set_attr "prefix_0f" "0,*")
- (set_attr "length_immediate" "0,*")
- (set_attr "modrm" "0,1")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_31_zext"
- [(set (match_operand:DI 0 "register_operand" "=*d,r")
- (zero_extend:DI (ashiftrt:SI (match_operand:SI 1 "register_operand" "*a,0")
- (match_operand:SI 2 "const_int_operand" "i,i"))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && (TARGET_USE_CLTD || optimize_function_for_size_p (cfun))
- && INTVAL (operands[2]) == 31
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "@
- {cltd|cdq}
- sar{l}\t{%2, %k0|%k0, %2}"
- [(set_attr "type" "imovx,ishift")
- (set_attr "prefix_0f" "0,*")
- (set_attr "length_immediate" "0,*")
- (set_attr "modrm" "0,1")
- (set_attr "mode" "SI")])
-
-(define_expand "ashrsi3"
- [(set (match_operand:SI 0 "nonimmediate_operand" "")
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ASHIFTRT, SImode, operands); DONE;")
-
-(define_insn "*ashrsi3_1_one_bit"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_1_one_bit_zext"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (zero_extend:DI (ashiftrt:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t%k0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_1"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,rm")
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "@
- sar{l}\t{%2, %0|%0, %2}
- sar{l}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_1_zext"
- [(set (match_operand:DI 0 "register_operand" "=r,r")
- (zero_extend:DI (ashiftrt:SI (match_operand:SI 1 "register_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c"))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "@
- sar{l}\t{%2, %k0|%k0, %2}
- sar{l}\t{%b2, %k0|%k0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrsi3_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:SI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:SI 0 "=r"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_one_bit_cmp_zext"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "=r")
- (zero_extend:DI (ashiftrt:SI (match_dup 1) (match_dup 2))))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t%k0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrsi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:SI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:SI 0 "=r"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*ashrsi3_cmp_zext"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "=r")
- (zero_extend:DI (ashiftrt:SI (match_dup 1) (match_dup 2))))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, SImode, operands)"
- "sar{l}\t{%2, %k0|%k0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_expand "ashrhi3"
- [(set (match_operand:HI 0 "nonimmediate_operand" "")
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_HIMODE_MATH"
- "ix86_expand_binary_operator (ASHIFTRT, HImode, operands); DONE;")
-
-(define_insn "*ashrhi3_1_one_bit"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "sar{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*ashrhi3_1"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,rm")
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "@
- sar{w}\t{%2, %0|%0, %2}
- sar{w}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrhi3_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:HI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "sar{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*ashrhi3_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:HI 0 "=r"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "sar{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrhi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (ashiftrt:HI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "sar{w}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-(define_insn "*ashrhi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:HI 0 "=r"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, HImode, operands)"
- "sar{w}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-(define_expand "ashrqi3"
- [(set (match_operand:QI 0 "nonimmediate_operand" "")
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_QIMODE_MATH"
- "ix86_expand_binary_operator (ASHIFTRT, QImode, operands); DONE;")
-
-(define_insn "*ashrqi3_1_one_bit"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*ashrqi3_1_one_bit_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
- (ashiftrt:QI (match_dup 0)
- (match_operand:QI 1 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t%0"
- [(set_attr "type" "ishift1")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*ashrqi3_1"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,qm")
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "@
- sar{b}\t{%2, %0|%0, %2}
- sar{b}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-
-(define_insn "*ashrqi3_1_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm,qm"))
- (ashiftrt:QI (match_dup 0)
- (match_operand:QI 1 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "@
- sar{b}\t{%1, %0|%0, %1}
- sar{b}\t{%b1, %0|%0, %b1}"
- [(set_attr "type" "ishift1")
- (set_attr "mode" "QI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrqi3_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "I"))
- (const_int 0)))
- (set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (ashiftrt:QI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*ashrqi3_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:QI 0 "=q"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*ashrqi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (ashiftrt:QI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-
-(define_insn "*ashrqi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (ashiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:QI 0 "=q"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (ASHIFTRT, QImode, operands)"
- "sar{b}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-
-\f
-;; Logical shift instructions
-
-;; See comment above `ashldi3' about how this works.
-
-(define_expand "lshrti3"
- [(set (match_operand:TI 0 "register_operand" "")
- (lshiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_64BIT"
- "ix86_expand_binary_operator (LSHIFTRT, TImode, operands); DONE;")
-
-(define_insn "*lshrti3_1"
- [(set (match_operand:TI 0 "register_operand" "=r")
- (lshiftrt:TI (match_operand:TI 1 "register_operand" "0")
- (match_operand:QI 2 "nonmemory_operand" "Oc")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
- "#"
- [(set_attr "type" "multi")])
-
-(define_peephole2
- [(match_scratch:DI 3 "r")
- (parallel [(set (match_operand:TI 0 "register_operand" "")
- (lshiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))])
- (match_dup 3)]
- "TARGET_64BIT"
- [(const_int 0)]
- "ix86_split_lshr (operands, operands[3], TImode); DONE;")
-
-(define_split
- [(set (match_operand:TI 0 "register_operand" "")
- (lshiftrt:TI (match_operand:TI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
- [(const_int 0)]
- "ix86_split_lshr (operands, NULL_RTX, TImode); DONE;")
-
-(define_expand "lshrdi3"
- [(set (match_operand:DI 0 "shiftdi_operand" "")
- (lshiftrt:DI (match_operand:DI 1 "shiftdi_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (LSHIFTRT, DImode, operands); DONE;")
-
-(define_insn "*lshrdi3_1_one_bit_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-(define_insn "*lshrdi3_1_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm,rm")
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "J,c")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "@
- shr{q}\t{%2, %0|%0, %2}
- shr{q}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrdi3_cmp_one_bit_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:DI (match_dup 1) (match_dup 2)))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-(define_insn "*lshrdi3_cconly_one_bit_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:DI 0 "=r"))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{q}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrdi3_cmp_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:DI (match_dup 1) (match_dup 2)))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{q}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-(define_insn "*lshrdi3_cconly_rex64"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_63_operand" "J"))
- (const_int 0)))
- (clobber (match_scratch:DI 0 "=r"))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{q}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "DI")])
-
-(define_insn "*lshrdi3_1"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (lshiftrt:DI (match_operand:DI 1 "register_operand" "0")
- (match_operand:QI 2 "nonmemory_operand" "Jc")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT"
- "#"
- [(set_attr "type" "multi")])
-
-;; By default we don't ask for a scratch register, because when DImode
-;; values are manipulated, registers are already at a premium. But if
-;; we have one handy, we won't turn it away.
-(define_peephole2
- [(match_scratch:SI 3 "r")
- (parallel [(set (match_operand:DI 0 "register_operand" "")
- (lshiftrt:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))])
- (match_dup 3)]
- "!TARGET_64BIT && TARGET_CMOVE"
- [(const_int 0)]
- "ix86_split_lshr (operands, operands[3], DImode); DONE;")
-
-(define_split
- [(set (match_operand:DI 0 "register_operand" "")
- (lshiftrt:DI (match_operand:DI 1 "register_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "!TARGET_64BIT && ((optimize > 0 && flag_peephole2)
- ? epilogue_completed : reload_completed)"
- [(const_int 0)]
- "ix86_split_lshr (operands, NULL_RTX, DImode); DONE;")
-
-(define_expand "lshrsi3"
- [(set (match_operand:SI 0 "nonimmediate_operand" "")
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (LSHIFTRT, SImode, operands); DONE;")
-
-(define_insn "*lshrsi3_1_one_bit"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_1_one_bit_zext"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (lshiftrt:DI (zero_extend:DI (match_operand:SI 1 "register_operand" "0"))
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t%k0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_1"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,rm")
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "@
- shr{l}\t{%2, %0|%0, %2}
- shr{l}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_1_zext"
- [(set (match_operand:DI 0 "register_operand" "=r,r")
- (zero_extend:DI
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c"))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "@
- shr{l}\t{%2, %k0|%k0, %2}
- shr{l}\t{%b2, %k0|%k0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrsi3_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:SI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:SI 0 "=r"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_cmp_one_bit_zext"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "=r")
- (lshiftrt:DI (zero_extend:DI (match_dup 1)) (match_dup 2)))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t%k0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrsi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:SI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:SI 0 "=r"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_insn "*lshrsi3_cmp_zext"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "=r")
- (lshiftrt:DI (zero_extend:DI (match_dup 1)) (match_dup 2)))]
- "TARGET_64BIT
- && (optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{l}\t{%2, %k0|%k0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "SI")])
-
-(define_expand "lshrhi3"
- [(set (match_operand:HI 0 "nonimmediate_operand" "")
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_HIMODE_MATH"
- "ix86_expand_binary_operator (LSHIFTRT, HImode, operands); DONE;")
-
-(define_insn "*lshrhi3_1_one_bit"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*lshrhi3_1"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,rm")
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "@
- shr{w}\t{%2, %0|%0, %2}
- shr{w}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrhi3_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:HI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*lshrhi3_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:HI 0 "=r"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{w}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrhi3_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (lshiftrt:HI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{w}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-(define_insn "*lshrhi3_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:HI 0 "=r"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, HImode, operands)"
- "shr{w}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "HI")])
-
-(define_expand "lshrqi3"
- [(set (match_operand:QI 0 "nonimmediate_operand" "")
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_QIMODE_MATH"
- "ix86_expand_binary_operator (LSHIFTRT, QImode, operands); DONE;")
-
-(define_insn "*lshrqi3_1_one_bit"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "shr{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*lshrqi3_1_one_bit_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
- (lshiftrt:QI (match_dup 0)
- (match_operand:QI 1 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))"
- "shr{b}\t%0"
- [(set_attr "type" "ishift1")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*lshrqi3_1"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,qm")
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "@
- shr{b}\t{%2, %0|%0, %2}
- shr{b}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-
-(define_insn "*lshrqi3_1_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm,qm"))
- (lshiftrt:QI (match_dup 0)
- (match_operand:QI 1 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "@
- shr{b}\t{%1, %0|%0, %1}
- shr{b}\t{%b1, %0|%0, %b1}"
- [(set_attr "type" "ishift1")
- (set_attr "mode" "QI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrqi2_one_bit_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (lshiftrt:QI (match_dup 1) (match_dup 2)))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "shr{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*lshrqi2_one_bit_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))
- (const_int 0)))
- (clobber (match_scratch:QI 0 "=q"))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "shr{b}\t%0"
- [(set_attr "type" "ishift")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-;; This pattern can't accept a variable shift count, since shifts by
-;; zero don't affect the flags. We assume that shifts by constant
-;; zero are optimized away.
-(define_insn "*lshrqi2_cmp"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (lshiftrt:QI (match_dup 1) (match_dup 2)))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "shr{b}\t{%2, %0|%0, %2}"
[(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-
-(define_insn "*lshrqi2_cconly"
- [(set (reg FLAGS_REG)
- (compare
- (lshiftrt:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I"))
- (const_int 0)))
- (clobber (match_scratch:QI 0 "=q"))]
- "(optimize_function_for_size_p (cfun) || !TARGET_PARTIAL_FLAG_REG_STALL)
- && ix86_match_ccmode (insn, CCGOCmode)
- && ix86_binary_operator_ok (LSHIFTRT, QImode, operands)"
- "shr{b}\t{%2, %0|%0, %2}"
- [(set_attr "type" "ishift")
- (set_attr "mode" "QI")])
-\f
-;; Rotate instructions
-
-(define_expand "rotldi3"
- [(set (match_operand:DI 0 "shiftdi_operand" "")
- (rotate:DI (match_operand:DI 1 "shiftdi_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
-{
- if (TARGET_64BIT)
- {
- ix86_expand_binary_operator (ROTATE, DImode, operands);
- DONE;
- }
- if (!const_1_to_31_operand (operands[2], VOIDmode))
- FAIL;
- emit_insn (gen_ix86_rotldi3 (operands[0], operands[1], operands[2]));
- DONE;
-})
-
-;; Implement rotation using two double-precision shift instructions
-;; and a scratch register.
-(define_insn_and_split "ix86_rotldi3"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (rotate:DI (match_operand:DI 1 "register_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I")))
- (clobber (reg:CC FLAGS_REG))
- (clobber (match_scratch:SI 3 "=&r"))]
- "!TARGET_64BIT"
- ""
- "&& reload_completed"
- [(set (match_dup 3) (match_dup 4))
- (parallel
- [(set (match_dup 4)
- (ior:SI (ashift:SI (match_dup 4) (match_dup 2))
- (lshiftrt:SI (match_dup 5)
- (minus:QI (const_int 32) (match_dup 2)))))
- (clobber (reg:CC FLAGS_REG))])
- (parallel
- [(set (match_dup 5)
- (ior:SI (ashift:SI (match_dup 5) (match_dup 2))
- (lshiftrt:SI (match_dup 3)
- (minus:QI (const_int 32) (match_dup 2)))))
- (clobber (reg:CC FLAGS_REG))])]
- "split_di (&operands[0], 1, &operands[4], &operands[5]);")
-
-(define_insn "*rotlsi3_1_one_bit_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (rotate:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATE, DImode, operands)"
- "rol{q}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
-
-(define_insn "*rotldi3_1_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm,rm")
- (rotate:DI (match_operand:DI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "e,c")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ROTATE, DImode, operands)"
- "@
- rol{q}\t{%2, %0|%0, %2}
- rol{q}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "DI")])
-
-(define_expand "rotlsi3"
- [(set (match_operand:SI 0 "nonimmediate_operand" "")
- (rotate:SI (match_operand:SI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ROTATE, SImode, operands); DONE;")
-
-(define_insn "*rotlsi3_1_one_bit"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (rotate:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATE, SImode, operands)"
- "rol{l}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*rotlsi3_1_one_bit_zext"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (zero_extend:DI
- (rotate:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATE, SImode, operands)"
- "rol{l}\t%k0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*rotlsi3_1"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,rm")
- (rotate:SI (match_operand:SI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATE, SImode, operands)"
- "@
- rol{l}\t{%2, %0|%0, %2}
- rol{l}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "SI")])
-
-(define_insn "*rotlsi3_1_zext"
- [(set (match_operand:DI 0 "register_operand" "=r,r")
- (zero_extend:DI
- (rotate:SI (match_operand:SI 1 "register_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c"))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ROTATE, SImode, operands)"
- "@
- rol{l}\t{%2, %k0|%k0, %2}
- rol{l}\t{%b2, %k0|%k0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "SI")])
-
-(define_expand "rotlhi3"
- [(set (match_operand:HI 0 "nonimmediate_operand" "")
- (rotate:HI (match_operand:HI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_HIMODE_MATH"
- "ix86_expand_binary_operator (ROTATE, HImode, operands); DONE;")
-
-(define_insn "*rotlhi3_1_one_bit"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (rotate:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATE, HImode, operands)"
- "rol{w}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*rotlhi3_1"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,rm")
- (rotate:HI (match_operand:HI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATE, HImode, operands)"
- "@
- rol{w}\t{%2, %0|%0, %2}
- rol{w}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "HI")])
-
-(define_split
- [(set (match_operand:HI 0 "register_operand" "")
- (rotate:HI (match_dup 0) (const_int 8)))
- (clobber (reg:CC FLAGS_REG))]
- "reload_completed"
- [(parallel [(set (strict_low_part (match_dup 0))
- (bswap:HI (match_dup 0)))
- (clobber (reg:CC FLAGS_REG))])]
- "")
-
-(define_expand "rotlqi3"
- [(set (match_operand:QI 0 "nonimmediate_operand" "")
- (rotate:QI (match_operand:QI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_QIMODE_MATH"
- "ix86_expand_binary_operator (ROTATE, QImode, operands); DONE;")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "<MODE>")])
-(define_insn "*rotlqi3_1_one_bit_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
- (rotate:QI (match_dup 0)
- (match_operand:QI 1 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))"
- "rol{b}\t%0"
- [(set_attr "type" "rotate1")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
+(define_insn "*<shiftrt_insn>si3_cmp_zext"
+ [(set (reg FLAGS_REG)
+ (compare
+ (any_shiftrt:SI (match_operand:SI 1 "register_operand" "0")
+ (match_operand:QI 2 "const_1_to_31_operand" "I"))
+ (const_int 0)))
+ (set (match_operand:DI 0 "register_operand" "=r")
+ (zero_extend:DI (any_shiftrt:SI (match_dup 1) (match_dup 2))))]
+ "TARGET_64BIT
+ && (optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_FLAG_REG_STALL
+ || (operands[2] == const1_rtx
+ && TARGET_SHIFT1))
+ && ix86_match_ccmode (insn, CCGOCmode)
+ && ix86_binary_operator_ok (<CODE>, SImode, operands)"
+{
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{l}\t%k0";
+ else
+ return "<shiftrt>{l}\t{%2, %k0|%k0, %2}";
+}
+ [(set_attr "type" "ishift")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "SI")])
-(define_insn "*rotlqi3_1_one_bit"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (rotate:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATE, QImode, operands)"
- "rol{b}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
+(define_insn "*<shiftrt_insn><mode>3_cconly"
+ [(set (reg FLAGS_REG)
+ (compare
+ (any_shiftrt:SWI
+ (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>"))
+ (const_int 0)))
+ (clobber (match_scratch:SWI 0 "=<r>"))]
+ "(optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_FLAG_REG_STALL
+ || (operands[2] == const1_rtx
+ && TARGET_SHIFT1))
+ && ix86_match_ccmode (insn, CCGOCmode)
+ && ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
+{
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<shiftrt>{<imodesuffix>}\t%0";
+ else
+ return "<shiftrt>{<imodesuffix>}\t{%2, %0|%0, %2}";
+}
+ [(set_attr "type" "ishift")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "<MODE>")])
+\f
+;; Rotate instructions
-(define_insn "*rotlqi3_1_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm,qm"))
- (rotate:QI (match_dup 0)
- (match_operand:QI 1 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "@
- rol{b}\t{%1, %0|%0, %1}
- rol{b}\t{%b1, %0|%0, %b1}"
- [(set_attr "type" "rotate1")
- (set_attr "mode" "QI")])
+(define_expand "<rotate_insn>ti3"
+ [(set (match_operand:TI 0 "register_operand" "")
+ (any_rotate:TI (match_operand:TI 1 "register_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))]
+ "TARGET_64BIT"
+{
+ if (const_1_to_63_operand (operands[2], VOIDmode))
+ emit_insn (gen_ix86_<rotate_insn>ti3_doubleword
+ (operands[0], operands[1], operands[2]));
+ else
+ FAIL;
-(define_insn "*rotlqi3_1"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,qm")
- (rotate:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATE, QImode, operands)"
- "@
- rol{b}\t{%2, %0|%0, %2}
- rol{b}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "QI")])
+ DONE;
+})
-(define_expand "rotrdi3"
+(define_expand "<rotate_insn>di3"
[(set (match_operand:DI 0 "shiftdi_operand" "")
- (rotate:DI (match_operand:DI 1 "shiftdi_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
+ (any_rotate:DI (match_operand:DI 1 "shiftdi_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))]
""
{
if (TARGET_64BIT)
- {
- ix86_expand_binary_operator (ROTATERT, DImode, operands);
- DONE;
- }
- if (!const_1_to_31_operand (operands[2], VOIDmode))
+ ix86_expand_binary_operator (<CODE>, DImode, operands);
+ else if (const_1_to_31_operand (operands[2], VOIDmode))
+ emit_insn (gen_ix86_<rotate_insn>di3_doubleword
+ (operands[0], operands[1], operands[2]));
+ else
FAIL;
- emit_insn (gen_ix86_rotrdi3 (operands[0], operands[1], operands[2]));
+
DONE;
})
-;; Implement rotation using two double-precision shift instructions
-;; and a scratch register.
-(define_insn_and_split "ix86_rotrdi3"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (rotatert:DI (match_operand:DI 1 "register_operand" "0")
- (match_operand:QI 2 "const_1_to_31_operand" "I")))
+(define_expand "<rotate_insn><mode>3"
+ [(set (match_operand:SWIM124 0 "nonimmediate_operand" "")
+ (any_rotate:SWIM124 (match_operand:SWIM124 1 "nonimmediate_operand" "")
+ (match_operand:QI 2 "nonmemory_operand" "")))]
+ ""
+ "ix86_expand_binary_operator (<CODE>, <MODE>mode, operands); DONE;")
+
+;; Implement rotation using two double-precision
+;; shift instructions and a scratch register.
+
+(define_insn_and_split "ix86_rotl<dwi>3_doubleword"
+ [(set (match_operand:<DWI> 0 "register_operand" "=r")
+ (rotate:<DWI> (match_operand:<DWI> 1 "register_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>")))
(clobber (reg:CC FLAGS_REG))
- (clobber (match_scratch:SI 3 "=&r"))]
- "!TARGET_64BIT"
+ (clobber (match_scratch:DWIH 3 "=&r"))]
""
- "&& reload_completed"
+ "#"
+ "reload_completed"
[(set (match_dup 3) (match_dup 4))
(parallel
[(set (match_dup 4)
- (ior:SI (ashiftrt:SI (match_dup 4) (match_dup 2))
- (ashift:SI (match_dup 5)
- (minus:QI (const_int 32) (match_dup 2)))))
+ (ior:DWIH (ashift:DWIH (match_dup 4) (match_dup 2))
+ (lshiftrt:DWIH (match_dup 5)
+ (minus:QI (match_dup 6) (match_dup 2)))))
(clobber (reg:CC FLAGS_REG))])
(parallel
[(set (match_dup 5)
- (ior:SI (ashiftrt:SI (match_dup 5) (match_dup 2))
- (ashift:SI (match_dup 3)
- (minus:QI (const_int 32) (match_dup 2)))))
+ (ior:DWIH (ashift:DWIH (match_dup 5) (match_dup 2))
+ (lshiftrt:DWIH (match_dup 3)
+ (minus:QI (match_dup 6) (match_dup 2)))))
(clobber (reg:CC FLAGS_REG))])]
- "split_di (&operands[0], 1, &operands[4], &operands[5]);")
+{
+ operands[6] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode));
-(define_insn "*rotrdi3_1_one_bit_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm")
- (rotatert:DI (match_operand:DI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATERT, DImode, operands)"
- "ror{q}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "DI")])
+ split_<dwi> (&operands[0], 1, &operands[4], &operands[5]);
+})
-(define_insn "*rotrdi3_1_rex64"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=rm,rm")
- (rotatert:DI (match_operand:DI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "J,c")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ROTATERT, DImode, operands)"
- "@
- ror{q}\t{%2, %0|%0, %2}
- ror{q}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "DI")])
+(define_insn_and_split "ix86_rotr<dwi>3_doubleword"
+ [(set (match_operand:<DWI> 0 "register_operand" "=r")
+ (rotatert:<DWI> (match_operand:<DWI> 1 "register_operand" "0")
+ (match_operand:QI 2 "<shift_immediate_operand>" "<S>")))
+ (clobber (reg:CC FLAGS_REG))
+ (clobber (match_scratch:DWIH 3 "=&r"))]
+ ""
+ "#"
+ "reload_completed"
+ [(set (match_dup 3) (match_dup 4))
+ (parallel
+ [(set (match_dup 4)
+ (ior:DWIH (ashiftrt:DWIH (match_dup 4) (match_dup 2))
+ (ashift:DWIH (match_dup 5)
+ (minus:QI (match_dup 6) (match_dup 2)))))
+ (clobber (reg:CC FLAGS_REG))])
+ (parallel
+ [(set (match_dup 5)
+ (ior:DWIH (ashiftrt:DWIH (match_dup 5) (match_dup 2))
+ (ashift:DWIH (match_dup 3)
+ (minus:QI (match_dup 6) (match_dup 2)))))
+ (clobber (reg:CC FLAGS_REG))])]
+{
+ operands[6] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode));
-(define_expand "rotrsi3"
- [(set (match_operand:SI 0 "nonimmediate_operand" "")
- (rotatert:SI (match_operand:SI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- ""
- "ix86_expand_binary_operator (ROTATERT, SImode, operands); DONE;")
+ split_<dwi> (&operands[0], 1, &operands[4], &operands[5]);
+})
-(define_insn "*rotrsi3_1_one_bit"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm")
- (rotatert:SI (match_operand:SI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
+(define_insn "*<rotate_insn><mode>3_1"
+ [(set (match_operand:SWI 0 "nonimmediate_operand" "=<r>m")
+ (any_rotate:SWI (match_operand:SWI 1 "nonimmediate_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "c<S>")))
(clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATERT, SImode, operands)"
- "ror{l}\t%0"
+ "ix86_binary_operator_ok (<CODE>, <MODE>mode, operands)"
+{
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<rotate>{<imodesuffix>}\t%0";
+ else
+ return "<rotate>{<imodesuffix>}\t{%2, %0|%0, %2}";
+}
[(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "<MODE>")])
-(define_insn "*rotrsi3_1_one_bit_zext"
+(define_insn "*<rotate_insn>si3_1_zext"
[(set (match_operand:DI 0 "register_operand" "=r")
(zero_extend:DI
- (rotatert:SI (match_operand:SI 1 "register_operand" "0")
- (match_operand:QI 2 "const1_operand" ""))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATERT, SImode, operands)"
- "ror{l}\t%k0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "SI")])
-
-(define_insn "*rotrsi3_1"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=rm,rm")
- (rotatert:SI (match_operand:SI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATERT, SImode, operands)"
- "@
- ror{l}\t{%2, %0|%0, %2}
- ror{l}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "SI")])
-
-(define_insn "*rotrsi3_1_zext"
- [(set (match_operand:DI 0 "register_operand" "=r,r")
- (zero_extend:DI
- (rotatert:SI (match_operand:SI 1 "register_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c"))))
+ (any_rotate:SI (match_operand:SI 1 "register_operand" "0")
+ (match_operand:QI 2 "nonmemory_operand" "cI"))))
(clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && ix86_binary_operator_ok (ROTATERT, SImode, operands)"
- "@
- ror{l}\t{%2, %k0|%k0, %2}
- ror{l}\t{%b2, %k0|%k0, %b2}"
+ "TARGET_64BIT && ix86_binary_operator_ok (<CODE>, SImode, operands)"
+{
+ if (operands[2] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<rotate>{l}\t%k0";
+ else
+ return "<rotate>{l}\t{%2, %k0|%k0, %2}";
+}
[(set_attr "type" "rotate")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 2 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
(set_attr "mode" "SI")])
-(define_expand "rotrhi3"
- [(set (match_operand:HI 0 "nonimmediate_operand" "")
- (rotatert:HI (match_operand:HI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_HIMODE_MATH"
- "ix86_expand_binary_operator (ROTATERT, HImode, operands); DONE;")
-
-(define_insn "*rotrhi3_one_bit"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm")
- (rotatert:HI (match_operand:HI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATERT, HImode, operands)"
- "ror{w}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "HI")])
-
-(define_insn "*rotrhi3_1"
- [(set (match_operand:HI 0 "nonimmediate_operand" "=rm,rm")
- (rotatert:HI (match_operand:HI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
+(define_insn "*<rotate_insn>qi3_1_slp"
+ [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
+ (any_rotate:QI (match_dup 0)
+ (match_operand:QI 1 "nonmemory_operand" "cI")))
(clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATERT, HImode, operands)"
- "@
- ror{w}\t{%2, %0|%0, %2}
- ror{w}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "HI")])
+ "(optimize_function_for_size_p (cfun)
+ || !TARGET_PARTIAL_REG_STALL
+ || (operands[1] == const1_rtx
+ && TARGET_SHIFT1))"
+{
+ if (operands[1] == const1_rtx
+ && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun)))
+ return "<rotate>{b}\t%0";
+ else
+ return "<rotate>{b}\t{%1, %0|%0, %1}";
+}
+ [(set_attr "type" "rotate1")
+ (set (attr "length_immediate")
+ (if_then_else
+ (and (match_operand 1 "const1_operand" "")
+ (ne (symbol_ref "TARGET_SHIFT1 || optimize_function_for_size_p (cfun)")
+ (const_int 0)))
+ (const_string "0")
+ (const_string "*")))
+ (set_attr "mode" "QI")])
(define_split
[(set (match_operand:HI 0 "register_operand" "")
- (rotatert:HI (match_dup 0) (const_int 8)))
+ (any_rotate:HI (match_dup 0) (const_int 8)))
(clobber (reg:CC FLAGS_REG))]
- "reload_completed"
+ "reload_completed
+ && (TARGET_USE_XCHGB || optimize_function_for_size_p (cfun))"
[(parallel [(set (strict_low_part (match_dup 0))
(bswap:HI (match_dup 0)))
(clobber (reg:CC FLAGS_REG))])]
"")
-
-(define_expand "rotrqi3"
- [(set (match_operand:QI 0 "nonimmediate_operand" "")
- (rotatert:QI (match_operand:QI 1 "nonimmediate_operand" "")
- (match_operand:QI 2 "nonmemory_operand" "")))]
- "TARGET_QIMODE_MATH"
- "ix86_expand_binary_operator (ROTATERT, QImode, operands); DONE;")
-
-(define_insn "*rotrqi3_1_one_bit"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm")
- (rotatert:QI (match_operand:QI 1 "nonimmediate_operand" "0")
- (match_operand:QI 2 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(TARGET_SHIFT1 || optimize_function_for_size_p (cfun))
- && ix86_binary_operator_ok (ROTATERT, QImode, operands)"
- "ror{b}\t%0"
- [(set_attr "type" "rotate")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*rotrqi3_1_one_bit_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm"))
- (rotatert:QI (match_dup 0)
- (match_operand:QI 1 "const1_operand" "")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && (TARGET_SHIFT1 || optimize_function_for_size_p (cfun))"
- "ror{b}\t%0"
- [(set_attr "type" "rotate1")
- (set_attr "length_immediate" "0")
- (set_attr "mode" "QI")])
-
-(define_insn "*rotrqi3_1"
- [(set (match_operand:QI 0 "nonimmediate_operand" "=qm,qm")
- (rotatert:QI (match_operand:QI 1 "nonimmediate_operand" "0,0")
- (match_operand:QI 2 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "ix86_binary_operator_ok (ROTATERT, QImode, operands)"
- "@
- ror{b}\t{%2, %0|%0, %2}
- ror{b}\t{%b2, %0|%0, %b2}"
- [(set_attr "type" "rotate")
- (set_attr "mode" "QI")])
-
-(define_insn "*rotrqi3_1_slp"
- [(set (strict_low_part (match_operand:QI 0 "nonimmediate_operand" "+qm,qm"))
- (rotatert:QI (match_dup 0)
- (match_operand:QI 1 "nonmemory_operand" "I,c")))
- (clobber (reg:CC FLAGS_REG))]
- "(! TARGET_PARTIAL_REG_STALL || optimize_function_for_size_p (cfun))
- && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "@
- ror{b}\t{%1, %0|%0, %1}
- ror{b}\t{%b1, %0|%0, %b1}"
- [(set_attr "type" "rotate1")
- (set_attr "mode" "QI")])
\f
;; Bit set / bit test instructions
DONE;
})
-(define_insn "*btdi_rex64"
+(define_insn "*bt<mode>"
[(set (reg:CCC FLAGS_REG)
(compare:CCC
- (zero_extract:DI
- (match_operand:DI 0 "register_operand" "r")
+ (zero_extract:SWI48
+ (match_operand:SWI48 0 "register_operand" "r")
(const_int 1)
- (match_operand:DI 1 "nonmemory_operand" "rN"))
- (const_int 0)))]
- "TARGET_64BIT && (TARGET_USE_BT || optimize_function_for_size_p (cfun))"
- "bt{q}\t{%1, %0|%0, %1}"
- [(set_attr "type" "alu1")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "DI")])
-
-(define_insn "*btsi"
- [(set (reg:CCC FLAGS_REG)
- (compare:CCC
- (zero_extract:SI
- (match_operand:SI 0 "register_operand" "r")
- (const_int 1)
- (match_operand:SI 1 "nonmemory_operand" "rN"))
+ (match_operand:SWI48 1 "nonmemory_operand" "rN"))
(const_int 0)))]
"TARGET_USE_BT || optimize_function_for_size_p (cfun)"
- "bt{l}\t{%1, %0|%0, %1}"
+ "bt{<imodesuffix>}\t{%1, %0|%0, %1}"
[(set_attr "type" "alu1")
(set_attr "prefix_0f" "1")
- (set_attr "mode" "SI")])
+ (set_attr "mode" "<MODE>")])
\f
;; Store-flag instructions.
FAIL;
})
-;; zero_extend in SImode is correct, since this is what combine pass
-;; generates from shift insn with QImode operand. Actually, the mode of
-;; operand 2 (bit offset operand) doesn't matter since bt insn takes
+;; zero_extend in SImode is correct also for DImode, since this is what combine
+;; pass generates from shift insn with QImode operand. Actually, the mode
+;; of operand 2 (bit offset operand) doesn't matter since bt insn takes
;; appropriate modulo of the bit offset value.
-(define_insn_and_split "*jcc_btdi_rex64"
- [(set (pc)
- (if_then_else (match_operator 0 "bt_comparison_operator"
- [(zero_extract:DI
- (match_operand:DI 1 "register_operand" "r")
- (const_int 1)
- (zero_extend:SI
- (match_operand:QI 2 "register_operand" "r")))
- (const_int 0)])
- (label_ref (match_operand 3 "" ""))
- (pc)))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && (TARGET_USE_BT || optimize_function_for_size_p (cfun))"
- "#"
- "&& 1"
- [(set (reg:CCC FLAGS_REG)
- (compare:CCC
- (zero_extract:DI
- (match_dup 1)
- (const_int 1)
- (match_dup 2))
- (const_int 0)))
- (set (pc)
- (if_then_else (match_op_dup 0 [(reg:CCC FLAGS_REG) (const_int 0)])
- (label_ref (match_dup 3))
- (pc)))]
-{
- operands[2] = simplify_gen_subreg (DImode, operands[2], QImode, 0);
-
- PUT_CODE (operands[0], reverse_condition (GET_CODE (operands[0])));
-})
-
-;; avoid useless masking of bit offset operand
-(define_insn_and_split "*jcc_btdi_mask_rex64"
- [(set (pc)
- (if_then_else (match_operator 0 "bt_comparison_operator"
- [(zero_extract:DI
- (match_operand:DI 1 "register_operand" "r")
- (const_int 1)
- (and:SI
- (match_operand:SI 2 "register_operand" "r")
- (match_operand:SI 3 "const_int_operand" "n")))])
- (label_ref (match_operand 4 "" ""))
- (pc)))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && (TARGET_USE_BT || optimize_function_for_size_p (cfun))
- && (INTVAL (operands[3]) & 0x3f) == 0x3f"
- "#"
- "&& 1"
- [(set (reg:CCC FLAGS_REG)
- (compare:CCC
- (zero_extract:DI
- (match_dup 1)
- (const_int 1)
- (match_dup 2))
- (const_int 0)))
- (set (pc)
- (if_then_else (match_op_dup 0 [(reg:CCC FLAGS_REG) (const_int 0)])
- (label_ref (match_dup 4))
- (pc)))]
-{
- operands[2] = simplify_gen_subreg (DImode, operands[2], SImode, 0);
-
- PUT_CODE (operands[0], reverse_condition (GET_CODE (operands[0])));
-})
-
-(define_insn_and_split "*jcc_btsi"
+(define_insn_and_split "*jcc_bt<mode>"
[(set (pc)
(if_then_else (match_operator 0 "bt_comparison_operator"
- [(zero_extract:SI
- (match_operand:SI 1 "register_operand" "r")
+ [(zero_extract:SWI48
+ (match_operand:SWI48 1 "register_operand" "r")
(const_int 1)
(zero_extend:SI
(match_operand:QI 2 "register_operand" "r")))
"&& 1"
[(set (reg:CCC FLAGS_REG)
(compare:CCC
- (zero_extract:SI
+ (zero_extract:SWI48
(match_dup 1)
(const_int 1)
(match_dup 2))
(label_ref (match_dup 3))
(pc)))]
{
- operands[2] = simplify_gen_subreg (SImode, operands[2], QImode, 0);
+ operands[2] = simplify_gen_subreg (<MODE>mode, operands[2], QImode, 0);
PUT_CODE (operands[0], reverse_condition (GET_CODE (operands[0])));
})
-;; avoid useless masking of bit offset operand
-(define_insn_and_split "*jcc_btsi_mask"
+;; Avoid useless masking of bit offset operand. "and" in SImode is correct
+;; also for DImode, this is what combine produces.
+(define_insn_and_split "*jcc_bt<mode>_mask"
[(set (pc)
(if_then_else (match_operator 0 "bt_comparison_operator"
- [(zero_extract:SI
- (match_operand:SI 1 "register_operand" "r")
+ [(zero_extract:SWI48
+ (match_operand:SWI48 1 "register_operand" "r")
(const_int 1)
(and:SI
(match_operand:SI 2 "register_operand" "r")
(pc)))
(clobber (reg:CC FLAGS_REG))]
"(TARGET_USE_BT || optimize_function_for_size_p (cfun))
- && (INTVAL (operands[3]) & 0x1f) == 0x1f"
+ && (INTVAL (operands[3]) & (GET_MODE_BITSIZE (<MODE>mode)-1))
+ == GET_MODE_BITSIZE (<MODE>mode)-1"
"#"
"&& 1"
[(set (reg:CCC FLAGS_REG)
(compare:CCC
- (zero_extract:SI
+ (zero_extract:SWI48
(match_dup 1)
(const_int 1)
(match_dup 2))
(if_then_else (match_op_dup 0 [(reg:CCC FLAGS_REG) (const_int 0)])
(label_ref (match_dup 4))
(pc)))]
- "PUT_CODE (operands[0], reverse_condition (GET_CODE (operands[0])));")
+{
+ operands[2] = simplify_gen_subreg (<MODE>mode, operands[2], SImode, 0);
+
+ PUT_CODE (operands[0], reverse_condition (GET_CODE (operands[0])));
+})
(define_insn_and_split "*jcc_btsi_1"
[(set (pc)
[(const_int 0)]
{
operands[7] = gen_rtx_FLOAT (GET_MODE (operands[1]), operands[2]);
+
ix86_split_fp_branch (swap_condition (GET_CODE (operands[0])),
operands[3], operands[7],
operands[4], operands[5], operands[6], NULL_RTX);
{
operands[7] = ix86_force_to_memory (GET_MODE (operands[2]), operands[2]);
operands[7] = gen_rtx_FLOAT (GET_MODE (operands[1]), operands[7]);
+
ix86_split_fp_branch (swap_condition (GET_CODE (operands[0])),
operands[3], operands[7],
operands[4], operands[5], operands[6], operands[2]);
"leave"
[(set_attr "type" "leave")])
\f
-(define_expand "ffssi2"
- [(parallel
- [(set (match_operand:SI 0 "register_operand" "")
- (ffs:SI (match_operand:SI 1 "nonimmediate_operand" "")))
- (clobber (match_scratch:SI 2 ""))
- (clobber (reg:CC FLAGS_REG))])]
- ""
-{
- if (TARGET_CMOVE)
- {
- emit_insn (gen_ffs_cmove (operands[0], operands[1]));
- DONE;
- }
-})
+;; Bit manipulation instructions.
-(define_expand "ffs_cmove"
+(define_expand "ffs<mode>2"
[(set (match_dup 2) (const_int -1))
(parallel [(set (reg:CCZ FLAGS_REG)
- (compare:CCZ (match_operand:SI 1 "nonimmediate_operand" "")
- (const_int 0)))
- (set (match_operand:SI 0 "register_operand" "")
- (ctz:SI (match_dup 1)))])
- (set (match_dup 0) (if_then_else:SI
+ (compare:CCZ
+ (match_operand:SWI48 1 "nonimmediate_operand" "")
+ (const_int 0)))
+ (set (match_operand:SWI48 0 "register_operand" "")
+ (ctz:SWI48 (match_dup 1)))])
+ (set (match_dup 0) (if_then_else:SWI48
(eq (reg:CCZ FLAGS_REG) (const_int 0))
(match_dup 2)
(match_dup 0)))
- (parallel [(set (match_dup 0) (plus:SI (match_dup 0) (const_int 1)))
+ (parallel [(set (match_dup 0) (plus:SWI48 (match_dup 0) (const_int 1)))
(clobber (reg:CC FLAGS_REG))])]
- "TARGET_CMOVE"
- "operands[2] = gen_reg_rtx (SImode);")
+ ""
+{
+ if (<MODE>mode == SImode && !TARGET_CMOVE)
+ {
+ emit_insn (gen_ffssi2_no_cmove (operands[0], operands [1]));
+ DONE;
+ }
+ operands[2] = gen_reg_rtx (<MODE>mode);
+})
-(define_insn_and_split "*ffs_no_cmove"
+(define_insn_and_split "ffssi2_no_cmove"
[(set (match_operand:SI 0 "register_operand" "=r")
(ffs:SI (match_operand:SI 1 "nonimmediate_operand" "rm")))
(clobber (match_scratch:SI 2 "=&q"))
ix86_expand_clear (operands[2]);
})
-(define_insn "*ffssi_1"
+(define_insn "*ffs<mode>_1"
[(set (reg:CCZ FLAGS_REG)
- (compare:CCZ (match_operand:SI 1 "nonimmediate_operand" "rm")
+ (compare:CCZ (match_operand:SWI48 1 "nonimmediate_operand" "rm")
(const_int 0)))
- (set (match_operand:SI 0 "register_operand" "=r")
- (ctz:SI (match_dup 1)))]
+ (set (match_operand:SWI48 0 "register_operand" "=r")
+ (ctz:SWI48 (match_dup 1)))]
""
- "bsf{l}\t{%1, %0|%0, %1}"
- [(set_attr "type" "alu1")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "SI")])
-
-(define_expand "ffsdi2"
- [(set (match_dup 2) (const_int -1))
- (parallel [(set (reg:CCZ FLAGS_REG)
- (compare:CCZ (match_operand:DI 1 "nonimmediate_operand" "")
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "")
- (ctz:DI (match_dup 1)))])
- (set (match_dup 0) (if_then_else:DI
- (eq (reg:CCZ FLAGS_REG) (const_int 0))
- (match_dup 2)
- (match_dup 0)))
- (parallel [(set (match_dup 0) (plus:DI (match_dup 0) (const_int 1)))
- (clobber (reg:CC FLAGS_REG))])]
- "TARGET_64BIT"
- "operands[2] = gen_reg_rtx (DImode);")
-
-(define_insn "*ffsdi_1"
- [(set (reg:CCZ FLAGS_REG)
- (compare:CCZ (match_operand:DI 1 "nonimmediate_operand" "rm")
- (const_int 0)))
- (set (match_operand:DI 0 "register_operand" "=r")
- (ctz:DI (match_dup 1)))]
- "TARGET_64BIT"
- "bsf{q}\t{%1, %0|%0, %1}"
+ "bsf{<imodesuffix>}\t{%1, %0|%0, %1}"
[(set_attr "type" "alu1")
(set_attr "prefix_0f" "1")
- (set_attr "mode" "DI")])
+ (set_attr "mode" "<MODE>")])
-(define_insn "ctzsi2"
- [(set (match_operand:SI 0 "register_operand" "=r")
- (ctz:SI (match_operand:SI 1 "nonimmediate_operand" "rm")))
+(define_insn "ctz<mode>2"
+ [(set (match_operand:SWI48 0 "register_operand" "=r")
+ (ctz:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "rm")))
(clobber (reg:CC FLAGS_REG))]
""
- "bsf{l}\t{%1, %0|%0, %1}"
- [(set_attr "type" "alu1")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "SI")])
-
-(define_insn "ctzdi2"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (ctz:DI (match_operand:DI 1 "nonimmediate_operand" "rm")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
- "bsf{q}\t{%1, %0|%0, %1}"
+ "bsf{<imodesuffix>}\t{%1, %0|%0, %1}"
[(set_attr "type" "alu1")
(set_attr "prefix_0f" "1")
- (set_attr "mode" "DI")])
+ (set_attr "mode" "<MODE>")])
-(define_expand "clzsi2"
+(define_expand "clz<mode>2"
[(parallel
- [(set (match_operand:SI 0 "register_operand" "")
- (minus:SI (const_int 31)
- (clz:SI (match_operand:SI 1 "nonimmediate_operand" ""))))
+ [(set (match_operand:SWI248 0 "register_operand" "")
+ (minus:SWI248
+ (match_dup 2)
+ (clz:SWI248 (match_operand:SWI248 1 "nonimmediate_operand" ""))))
(clobber (reg:CC FLAGS_REG))])
(parallel
- [(set (match_dup 0) (xor:SI (match_dup 0) (const_int 31)))
+ [(set (match_dup 0) (xor:SWI248 (match_dup 0) (match_dup 2)))
(clobber (reg:CC FLAGS_REG))])]
""
{
if (TARGET_ABM)
{
- emit_insn (gen_clzsi2_abm (operands[0], operands[1]));
+ emit_insn (gen_clz<mode>2_abm (operands[0], operands[1]));
DONE;
}
+ operands[2] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode)-1);
})
-(define_insn "clzsi2_abm"
- [(set (match_operand:SI 0 "register_operand" "=r")
- (clz:SI (match_operand:SI 1 "nonimmediate_operand" "rm")))
+(define_insn "clz<mode>2_abm"
+ [(set (match_operand:SWI248 0 "register_operand" "=r")
+ (clz:SWI248 (match_operand:SWI248 1 "nonimmediate_operand" "rm")))
(clobber (reg:CC FLAGS_REG))]
"TARGET_ABM"
- "lzcnt{l}\t{%1, %0|%0, %1}"
+ "lzcnt{<imodesuffix>}\t{%1, %0|%0, %1}"
[(set_attr "prefix_rep" "1")
(set_attr "type" "bitmanip")
- (set_attr "mode" "SI")])
+ (set_attr "mode" "<MODE>")])
+
+(define_insn "bsr_rex64"
+ [(set (match_operand:DI 0 "register_operand" "=r")
+ (minus:DI (const_int 63)
+ (clz:DI (match_operand:DI 1 "nonimmediate_operand" "rm"))))
+ (clobber (reg:CC FLAGS_REG))]
+ "TARGET_64BIT"
+ "bsr{q}\t{%1, %0|%0, %1}"
+ [(set_attr "type" "alu1")
+ (set_attr "prefix_0f" "1")
+ (set_attr "mode" "DI")])
(define_insn "bsr"
[(set (match_operand:SI 0 "register_operand" "=r")
(set_attr "prefix_0f" "1")
(set_attr "mode" "SI")])
+(define_insn "*bsrhi"
+ [(set (match_operand:HI 0 "register_operand" "=r")
+ (minus:HI (const_int 15)
+ (clz:HI (match_operand:HI 1 "nonimmediate_operand" "rm"))))
+ (clobber (reg:CC FLAGS_REG))]
+ ""
+ "bsr{w}\t{%1, %0|%0, %1}"
+ [(set_attr "type" "alu1")
+ (set_attr "prefix_0f" "1")
+ (set_attr "mode" "HI")])
+
(define_insn "popcount<mode>2"
[(set (match_operand:SWI248 0 "register_operand" "=r")
(popcount:SWI248
#if TARGET_MACHO
return "popcnt\t{%1, %0|%0, %1}";
#else
- return "popcnt{<imodesuffix>}\t{%1, %0|%0, %1}";
+ return "popcnt{l}\t{%1, %0|%0, %1}";
#endif
}
[(set_attr "prefix_rep" "1")
(set_attr "type" "bitmanip")
(set_attr "mode" "SI")])
-(define_expand "bswapsi2"
- [(set (match_operand:SI 0 "register_operand" "")
- (bswap:SI (match_operand:SI 1 "register_operand" "")))]
+(define_expand "bswap<mode>2"
+ [(set (match_operand:SWI48 0 "register_operand" "")
+ (bswap:SWI48 (match_operand:SWI48 1 "register_operand" "")))]
""
{
- if (!(TARGET_BSWAP || TARGET_MOVBE))
+ if (<MODE>mode == SImode && !(TARGET_BSWAP || TARGET_MOVBE))
{
rtx x = operands[0];
}
})
-(define_insn "*bswapsi_movbe"
- [(set (match_operand:SI 0 "nonimmediate_operand" "=r,r,m")
- (bswap:SI (match_operand:SI 1 "nonimmediate_operand" "0,m,r")))]
- "TARGET_MOVBE && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
+(define_insn "*bswap<mode>2_movbe"
+ [(set (match_operand:SWI48 0 "nonimmediate_operand" "=r,r,m")
+ (bswap:SWI48 (match_operand:SWI48 1 "nonimmediate_operand" "0,m,r")))]
+ "TARGET_MOVBE
+ && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
"@
bswap\t%0
movbe\t{%1, %0|%0, %1}
movbe\t{%1, %0|%0, %1}"
- [(set_attr "type" "*,imov,imov")
- (set_attr "modrm" "*,1,1")
- (set_attr "prefix_0f" "1")
+ [(set_attr "type" "bitmanip,imov,imov")
+ (set_attr "modrm" "0,1,1")
+ (set_attr "prefix_0f" "*,1,1")
(set_attr "prefix_extra" "*,1,1")
- (set_attr "length" "2,*,*")
- (set_attr "mode" "SI")])
+ (set_attr "mode" "<MODE>")])
-(define_insn "*bswapsi_1"
- [(set (match_operand:SI 0 "register_operand" "=r")
- (bswap:SI (match_operand:SI 1 "register_operand" "0")))]
+(define_insn "*bswap<mode>2_1"
+ [(set (match_operand:SWI48 0 "register_operand" "=r")
+ (bswap:SWI48 (match_operand:SWI48 1 "register_operand" "0")))]
"TARGET_BSWAP"
"bswap\t%0"
- [(set_attr "prefix_0f" "1")
- (set_attr "length" "2")])
+ [(set_attr "type" "bitmanip")
+ (set_attr "modrm" "0")
+ (set_attr "mode" "<MODE>")])
(define_insn "*bswaphi_lowpart_1"
[(set (strict_low_part (match_operand:HI 0 "register_operand" "+Q,r"))
[(set_attr "length" "4")
(set_attr "mode" "HI")])
-(define_expand "bswapdi2"
- [(set (match_operand:DI 0 "register_operand" "")
- (bswap:DI (match_operand:DI 1 "register_operand" "")))]
- "TARGET_64BIT"
- "")
-
-(define_insn "*bswapdi_movbe"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=r,r,m")
- (bswap:DI (match_operand:DI 1 "nonimmediate_operand" "0,m,r")))]
- "TARGET_64BIT && TARGET_MOVBE
- && !(MEM_P (operands[0]) && MEM_P (operands[1]))"
- "@
- bswap\t%0
- movbe\t{%1, %0|%0, %1}
- movbe\t{%1, %0|%0, %1}"
- [(set_attr "type" "*,imov,imov")
- (set_attr "modrm" "*,1,1")
- (set_attr "prefix_0f" "1")
- (set_attr "prefix_extra" "*,1,1")
- (set_attr "length" "3,*,*")
- (set_attr "mode" "DI")])
-
-(define_insn "*bswapdi_1"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (bswap:DI (match_operand:DI 1 "register_operand" "0")))]
- "TARGET_64BIT"
- "bswap\t%0"
- [(set_attr "prefix_0f" "1")
- (set_attr "length" "3")])
-
-(define_expand "clzdi2"
- [(parallel
- [(set (match_operand:DI 0 "register_operand" "")
- (minus:DI (const_int 63)
- (clz:DI (match_operand:DI 1 "nonimmediate_operand" ""))))
- (clobber (reg:CC FLAGS_REG))])
- (parallel
- [(set (match_dup 0) (xor:DI (match_dup 0) (const_int 63)))
- (clobber (reg:CC FLAGS_REG))])]
- "TARGET_64BIT"
-{
- if (TARGET_ABM)
- {
- emit_insn (gen_clzdi2_abm (operands[0], operands[1]));
- DONE;
- }
-})
-
-(define_insn "clzdi2_abm"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (clz:DI (match_operand:DI 1 "nonimmediate_operand" "rm")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT && TARGET_ABM"
- "lzcnt{q}\t{%1, %0|%0, %1}"
- [(set_attr "prefix_rep" "1")
- (set_attr "type" "bitmanip")
- (set_attr "mode" "DI")])
-
-(define_insn "bsr_rex64"
- [(set (match_operand:DI 0 "register_operand" "=r")
- (minus:DI (const_int 63)
- (clz:DI (match_operand:DI 1 "nonimmediate_operand" "rm"))))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_64BIT"
- "bsr{q}\t{%1, %0|%0, %1}"
- [(set_attr "type" "alu1")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "DI")])
-
-(define_expand "clzhi2"
- [(parallel
- [(set (match_operand:HI 0 "register_operand" "")
- (minus:HI (const_int 15)
- (clz:HI (match_operand:HI 1 "nonimmediate_operand" ""))))
- (clobber (reg:CC FLAGS_REG))])
- (parallel
- [(set (match_dup 0) (xor:HI (match_dup 0) (const_int 15)))
- (clobber (reg:CC FLAGS_REG))])]
- ""
-{
- if (TARGET_ABM)
- {
- emit_insn (gen_clzhi2_abm (operands[0], operands[1]));
- DONE;
- }
-})
-
-(define_insn "clzhi2_abm"
- [(set (match_operand:HI 0 "register_operand" "=r")
- (clz:HI (match_operand:HI 1 "nonimmediate_operand" "rm")))
- (clobber (reg:CC FLAGS_REG))]
- "TARGET_ABM"
- "lzcnt{w}\t{%1, %0|%0, %1}"
- [(set_attr "prefix_rep" "1")
- (set_attr "type" "bitmanip")
- (set_attr "mode" "HI")])
-
-(define_insn "*bsrhi"
- [(set (match_operand:HI 0 "register_operand" "=r")
- (minus:HI (const_int 15)
- (clz:HI (match_operand:HI 1 "nonimmediate_operand" "rm"))))
- (clobber (reg:CC FLAGS_REG))]
- ""
- "bsr{w}\t{%1, %0|%0, %1}"
- [(set_attr "type" "alu1")
- (set_attr "prefix_0f" "1")
- (set_attr "mode" "HI")])
-
(define_expand "paritydi2"
[(set (match_operand:DI 0 "register_operand" "")
(parity:DI (match_operand:DI 1 "register_operand" "")))]
DONE;
})
+(define_expand "paritysi2"
+ [(set (match_operand:SI 0 "register_operand" "")
+ (parity:SI (match_operand:SI 1 "register_operand" "")))]
+ "! TARGET_POPCNT"
+{
+ rtx scratch = gen_reg_rtx (QImode);
+ rtx cond;
+
+ emit_insn (gen_paritysi2_cmp (NULL_RTX, NULL_RTX, operands[1]));
+
+ cond = gen_rtx_fmt_ee (ORDERED, QImode,
+ gen_rtx_REG (CCmode, FLAGS_REG),
+ const0_rtx);
+ emit_insn (gen_rtx_SET (VOIDmode, scratch, cond));
+
+ emit_insn (gen_zero_extendqisi2 (operands[0], scratch));
+ DONE;
+})
+
(define_insn_and_split "paritydi2_cmp"
[(set (reg:CC FLAGS_REG)
(parity:CC (match_operand:DI 3 "register_operand" "0")))
operands[1] = gen_highpart (SImode, operands[3]);
})
-(define_expand "paritysi2"
- [(set (match_operand:SI 0 "register_operand" "")
- (parity:SI (match_operand:SI 1 "register_operand" "")))]
- "! TARGET_POPCNT"
-{
- rtx scratch = gen_reg_rtx (QImode);
- rtx cond;
-
- emit_insn (gen_paritysi2_cmp (NULL_RTX, NULL_RTX, operands[1]));
-
- cond = gen_rtx_fmt_ee (ORDERED, QImode,
- gen_rtx_REG (CCmode, FLAGS_REG),
- const0_rtx);
- emit_insn (gen_rtx_SET (VOIDmode, scratch, cond));
-
- emit_insn (gen_zero_extendqisi2 (operands[0], scratch));
- DONE;
-})
-
(define_insn_and_split "paritysi2_cmp"
[(set (reg:CC FLAGS_REG)
(parity:CC (match_operand:SI 2 "register_operand" "0")))
(if_then_else:SI (match_op_dup 1 [(match_dup 4) (const_int 0)])
(match_dup 7)
(match_dup 8)))]
- "split_di (&operands[2], 2, &operands[5], &operands[7]);
- split_di (&operands[0], 1, &operands[2], &operands[3]);")
+{
+ split_di (&operands[2], 2, &operands[5], &operands[7]);
+ split_di (&operands[0], 1, &operands[2], &operands[3]);
+})
(define_insn "*movxfcc_1"
[(set (match_operand:XF 0 "register_operand" "=f,f")
(match_operand:MODEF 1 "nonimmediate_operand" "%x")
(match_operand:MODEF 2 "nonimmediate_operand" "xm")))]
"AVX_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH"
- "v<maxminfprefix>s<ssemodefsuffix>\t{%2, %1, %0|%0, %1, %2}"
+ "v<maxmin_float>s<ssemodefsuffix>\t{%2, %1, %0|%0, %1, %2}"
[(set_attr "type" "sseadd")
(set_attr "prefix" "vex")
(set_attr "mode" "<MODE>")])
(match_operand:MODEF 1 "nonimmediate_operand" "%0")
(match_operand:MODEF 2 "nonimmediate_operand" "xm")))]
"SSE_FLOAT_MODE_P (<MODE>mode) && TARGET_SSE_MATH"
- "<maxminfprefix>s<ssemodefsuffix>\t{%2, %0|%0, %2}"
+ "<maxmin_float>s<ssemodefsuffix>\t{%2, %0|%0, %2}"
[(set_attr "type" "sseadd")
(set_attr "mode" "<MODE>")])
(reg:DI XMM5_REG)
(reg:DI XMM6_REG)
(reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
- (use (match_operand:DI 1 "register_operand" ""))
+ (clobber (reg:CC FLAGS_REG))
+ (clobber (match_operand:DI 1 "register_operand" ""))
(use (match_operand:DI 2 "immediate_operand" ""))
- (use (label_ref:DI (match_operand 3 "" "")))])]
+ (use (label_ref:DI (match_operand 3 "" "")))
+ (clobber (match_operand:DI 4 "register_operand" ""))
+ (use (match_dup 1))])]
"TARGET_64BIT"
"")
-(define_insn "*sse_prologue_save_insn"
+;; Pre-reload version of prologue save. Until after prologue generation we don't know
+;; what the size of save instruction will be.
+;; Operand 0+operand 6 is the memory save area
+;; Operand 1 is number of registers to save (will get overwritten to operand 5)
+;; Operand 2 is number of non-vaargs SSE arguments
+;; Operand 3 is label starting the save block
+;; Operand 4 is used for temporary computation of jump address
+(define_insn "*sse_prologue_save_insn1"
[(set (mem:BLK (plus:DI (match_operand:DI 0 "register_operand" "R")
- (match_operand:DI 4 "const_int_operand" "n")))
+ (match_operand:DI 6 "const_int_operand" "n")))
(unspec:BLK [(reg:DI XMM0_REG)
(reg:DI XMM1_REG)
(reg:DI XMM2_REG)
(reg:DI XMM5_REG)
(reg:DI XMM6_REG)
(reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
+ (clobber (reg:CC FLAGS_REG))
+ (clobber (match_operand:DI 1 "register_operand" "=r"))
+ (use (match_operand:DI 2 "const_int_operand" "i"))
+ (use (label_ref:DI (match_operand 3 "" "X")))
+ (clobber (match_operand:DI 4 "register_operand" "=&r"))
+ (use (match_operand:DI 5 "register_operand" "1"))]
+ "TARGET_64BIT
+ && INTVAL (operands[6]) + X86_64_SSE_REGPARM_MAX * 16 - 16 < 128
+ && INTVAL (operands[6]) + INTVAL (operands[2]) * 16 >= -128"
+ "#"
+ [(set_attr "type" "other")
+ (set_attr "memory" "store")
+ (set_attr "mode" "DI")])
+
+;; We know size of save instruction; expand the computation of jump address
+;; in the jumptable.
+(define_split
+ [(parallel [(set (match_operand:BLK 0 "" "")
+ (unspec:BLK [(reg:DI XMM0_REG)
+ (reg:DI XMM1_REG)
+ (reg:DI XMM2_REG)
+ (reg:DI XMM3_REG)
+ (reg:DI XMM4_REG)
+ (reg:DI XMM5_REG)
+ (reg:DI XMM6_REG)
+ (reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE))
+ (clobber (reg:CC FLAGS_REG))
+ (clobber (match_operand:DI 1 "register_operand" ""))
+ (use (match_operand:DI 2 "const_int_operand" ""))
+ (use (match_operand 3 "" ""))
+ (clobber (match_operand:DI 4 "register_operand" ""))
+ (use (match_operand:DI 5 "register_operand" ""))])]
+ "reload_completed"
+ [(parallel [(set (match_dup 0)
+ (unspec:BLK [(reg:DI XMM0_REG)
+ (reg:DI XMM1_REG)
+ (reg:DI XMM2_REG)
+ (reg:DI XMM3_REG)
+ (reg:DI XMM4_REG)
+ (reg:DI XMM5_REG)
+ (reg:DI XMM6_REG)
+ (reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE_LOW))
+ (use (match_dup 1))
+ (use (match_dup 2))
+ (use (match_dup 3))
+ (use (match_dup 5))])]
+{
+ /* Movaps is 4 bytes, AVX and movsd is 5 bytes. */
+ int size = 4 + (TARGET_AVX || crtl->stack_alignment_needed < 128);
+
+ /* Compute address to jump to:
+ label - eax*size + nnamed_sse_arguments*size. */
+ if (size == 5)
+ emit_insn (gen_rtx_SET (VOIDmode, operands[4],
+ gen_rtx_PLUS
+ (Pmode,
+ gen_rtx_MULT (Pmode, operands[1],
+ GEN_INT (4)),
+ operands[1])));
+ else if (size == 4)
+ emit_insn (gen_rtx_SET (VOIDmode, operands[4],
+ gen_rtx_MULT (Pmode, operands[1],
+ GEN_INT (4))));
+ else
+ gcc_unreachable ();
+ if (INTVAL (operands[2]))
+ emit_move_insn
+ (operands[1],
+ gen_rtx_CONST (DImode,
+ gen_rtx_PLUS (DImode,
+ operands[3],
+ GEN_INT (INTVAL (operands[2])
+ * size))));
+ else
+ emit_move_insn (operands[1], operands[3]);
+ emit_insn (gen_subdi3 (operands[1], operands[1], operands[4]));
+ operands[5] = GEN_INT (size);
+})
+
+(define_insn "sse_prologue_save_insn"
+ [(set (mem:BLK (plus:DI (match_operand:DI 0 "register_operand" "R")
+ (match_operand:DI 4 "const_int_operand" "n")))
+ (unspec:BLK [(reg:DI XMM0_REG)
+ (reg:DI XMM1_REG)
+ (reg:DI XMM2_REG)
+ (reg:DI XMM3_REG)
+ (reg:DI XMM4_REG)
+ (reg:DI XMM5_REG)
+ (reg:DI XMM6_REG)
+ (reg:DI XMM7_REG)] UNSPEC_SSE_PROLOGUE_SAVE_LOW))
(use (match_operand:DI 1 "register_operand" "r"))
(use (match_operand:DI 2 "const_int_operand" "i"))
- (use (label_ref:DI (match_operand 3 "" "X")))]
+ (use (label_ref:DI (match_operand 3 "" "X")))
+ (use (match_operand:DI 5 "const_int_operand" "i"))]
"TARGET_64BIT
&& INTVAL (operands[4]) + X86_64_SSE_REGPARM_MAX * 16 - 16 < 128
&& INTVAL (operands[4]) + INTVAL (operands[2]) * 16 >= -128"
PUT_MODE (operands[4], TImode);
if (GET_CODE (XEXP (operands[0], 0)) != PLUS)
output_asm_insn ("rex", operands);
- output_asm_insn ("%vmovaps\t{%5, %4|%4, %5}", operands);
+ if (crtl->stack_alignment_needed < 128)
+ output_asm_insn ("%vmovsd\t{%5, %4|%4, %5}", operands);
+ else
+ output_asm_insn ("%vmovaps\t{%5, %4|%4, %5}", operands);
}
(*targetm.asm_out.internal_label) (asm_out_file, "L",
CODE_LABEL_NUMBER (operands[3]));
[(set_attr "type" "other")
(set_attr "length_immediate" "0")
(set_attr "length_address" "0")
+ ;; 2 bytes for jump and opernds[4] bytes for each save.
(set (attr "length")
- (if_then_else
- (eq (symbol_ref "TARGET_AVX") (const_int 0))
- (const_string "34")
- (const_string "42")))
+ (plus (const_int 2)
+ (mult (symbol_ref ("INTVAL (operands[5])"))
+ (symbol_ref ("X86_64_SSE_REGPARM_MAX - INTVAL (operands[2])")))))
(set_attr "memory" "store")
(set_attr "modrm" "0")
(set_attr "prefix" "maybe_vex")
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