[(parallel
[(set (match_operand:DI 0 "s_register_operand")
(plus:DI (match_operand:DI 1 "s_register_operand")
- (match_operand:DI 2 "arm_adddi_operand")))
+ (match_operand:DI 2 "reg_or_int_operand")))
(clobber (reg:CC CC_REGNUM))])]
"TARGET_EITHER"
"
- if (TARGET_THUMB1 && !REG_P (operands[2]))
- operands[2] = force_reg (DImode, operands[2]);
- "
-)
-
-(define_insn_and_split "*arm_adddi3"
- [(set (match_operand:DI 0 "arm_general_register_operand" "=&r,&r,&r,&r,&r")
- (plus:DI (match_operand:DI 1 "arm_general_register_operand" "%0, 0, r, 0, r")
- (match_operand:DI 2 "arm_general_adddi_operand" "r, 0, r, Dd, Dd")))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#"
- "TARGET_32BIT"
- [(parallel [(set (reg:CC_C CC_REGNUM)
- (compare:CC_C (plus:SI (match_dup 1) (match_dup 2))
- (match_dup 1)))
- (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (plus:SI (plus:SI (match_dup 4) (match_dup 5))
- (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))]
- "
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[5] = gen_highpart_mode (SImode, DImode, operands[2]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }"
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
+ if (TARGET_THUMB1)
+ {
+ if (!REG_P (operands[2]))
+ operands[2] = force_reg (DImode, operands[2]);
+ }
+ else
+ {
+ rtx lo_result, hi_result, lo_dest, hi_dest;
+ rtx lo_op1, hi_op1, lo_op2, hi_op2;
+ arm_decompose_di_binop (operands[1], operands[2], &lo_op1, &hi_op1,
+ &lo_op2, &hi_op2);
+ lo_result = lo_dest = gen_lowpart (SImode, operands[0]);
+ hi_result = hi_dest = gen_highpart (SImode, operands[0]);
+
+ if (lo_op2 == const0_rtx)
+ {
+ lo_dest = lo_op1;
+ if (!arm_add_operand (hi_op2, SImode))
+ hi_op2 = force_reg (SImode, hi_op2);
+ /* Assume hi_op2 won't also be zero. */
+ emit_insn (gen_addsi3 (hi_dest, hi_op1, hi_op2));
+ }
+ else
+ {
+ if (!arm_add_operand (lo_op2, SImode))
+ lo_op2 = force_reg (SImode, lo_op2);
+ if (!arm_not_operand (hi_op2, SImode))
+ hi_op2 = force_reg (SImode, hi_op2);
+
+ emit_insn (gen_addsi3_compareC (lo_dest, lo_op1, lo_op2));
+ if (hi_op2 == const0_rtx)
+ emit_insn (gen_add0si3_carryin_ltu (hi_dest, hi_op1));
+ else
+ emit_insn (gen_addsi3_carryin_ltu (hi_dest, hi_op1, hi_op2));
+ }
-(define_insn_and_split "*adddi_sesidi_di"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (plus:DI (sign_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))
- (match_operand:DI 1 "s_register_operand" "0,r")))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#"
- "TARGET_32BIT && reload_completed"
- [(parallel [(set (reg:CC_C CC_REGNUM)
- (compare:CC_C (plus:SI (match_dup 1) (match_dup 2))
- (match_dup 1)))
- (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (plus:SI (plus:SI (ashiftrt:SI (match_dup 2)
- (const_int 31))
- (match_dup 4))
- (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))]
+ if (lo_result != lo_dest)
+ emit_move_insn (lo_result, lo_dest);
+ if (hi_result != hi_dest)
+ emit_move_insn (gen_highpart (SImode, operands[0]), hi_dest);
+ DONE;
+ }
"
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }"
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*adddi_zesidi_di"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (plus:DI (zero_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))
- (match_operand:DI 1 "s_register_operand" "0,r")))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#"
- "TARGET_32BIT && reload_completed"
- [(parallel [(set (reg:CC_C CC_REGNUM)
- (compare:CC_C (plus:SI (match_dup 1) (match_dup 2))
- (match_dup 1)))
- (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (plus:SI (plus:SI (match_dup 4) (const_int 0))
- (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))]
- "
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }"
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
)
(define_expand "addv<mode>4"
"TARGET_32BIT"
{
emit_insn (gen_add<mode>3_compareC (operands[0], operands[1], operands[2]));
- arm_gen_unlikely_cbranch (NE, CC_Cmode, operands[3]);
+ arm_gen_unlikely_cbranch (LTU, CC_Cmode, operands[3]);
DONE;
})
]
)
-(define_insn_and_split "adddi3_compareV"
+(define_insn "adddi3_compareV"
[(set (reg:CC_V CC_REGNUM)
(ne:CC_V
(plus:TI
- (sign_extend:TI (match_operand:DI 1 "register_operand" "r"))
- (sign_extend:TI (match_operand:DI 2 "register_operand" "r")))
+ (sign_extend:TI (match_operand:DI 1 "s_register_operand" "r"))
+ (sign_extend:TI (match_operand:DI 2 "s_register_operand" "r")))
(sign_extend:TI (plus:DI (match_dup 1) (match_dup 2)))))
- (set (match_operand:DI 0 "register_operand" "=&r")
+ (set (match_operand:DI 0 "s_register_operand" "=&r")
(plus:DI (match_dup 1) (match_dup 2)))]
"TARGET_32BIT"
- "#"
- "&& reload_completed"
- [(parallel [(set (reg:CC_C CC_REGNUM)
- (compare:CC_C (plus:SI (match_dup 1) (match_dup 2))
- (match_dup 1)))
- (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))])
- (parallel [(set (reg:CC_V CC_REGNUM)
- (ne:CC_V
- (plus:DI (plus:DI
- (sign_extend:DI (match_dup 4))
- (sign_extend:DI (match_dup 5)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))
- (plus:DI (sign_extend:DI
- (plus:SI (match_dup 4) (match_dup 5)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))))
- (set (match_dup 3) (plus:SI (plus:SI
- (match_dup 4) (match_dup 5))
- (ltu:SI (reg:CC_C CC_REGNUM)
- (const_int 0))))])]
- "
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[5] = gen_highpart (SImode, operands[2]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }"
+ "adds\\t%Q0, %Q1, %Q2;adcs\\t%R0, %R1, %R2"
[(set_attr "conds" "set")
(set_attr "length" "8")
(set_attr "type" "multiple")]
(set_attr "type" "alus_sreg")]
)
-(define_insn "*addsi3_compareV_upper"
- [(set (reg:CC_V CC_REGNUM)
- (ne:CC_V
- (plus:DI
- (plus:DI
- (sign_extend:DI (match_operand:SI 1 "register_operand" "r"))
- (sign_extend:DI (match_operand:SI 2 "register_operand" "r")))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))
- (plus:DI (sign_extend:DI
- (plus:SI (match_dup 1) (match_dup 2)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))))
- (set (match_operand:SI 0 "register_operand" "=r")
- (plus:SI
- (plus:SI (match_dup 1) (match_dup 2))
- (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))]
- "TARGET_32BIT"
- "adcs%?\\t%0, %1, %2"
- [(set_attr "conds" "set")
- (set_attr "type" "adcs_reg")]
-)
-
-(define_insn_and_split "adddi3_compareC"
+(define_insn "adddi3_compareC"
[(set (reg:CC_C CC_REGNUM)
- (ne:CC_C
- (plus:TI
- (zero_extend:TI (match_operand:DI 1 "register_operand" "r"))
- (zero_extend:TI (match_operand:DI 2 "register_operand" "r")))
- (zero_extend:TI (plus:DI (match_dup 1) (match_dup 2)))))
+ (compare:CC_C
+ (plus:DI
+ (match_operand:DI 1 "register_operand" "r")
+ (match_operand:DI 2 "register_operand" "r"))
+ (match_dup 1)))
(set (match_operand:DI 0 "register_operand" "=&r")
(plus:DI (match_dup 1) (match_dup 2)))]
"TARGET_32BIT"
- "#"
- "&& reload_completed"
- [(parallel [(set (reg:CC_C CC_REGNUM)
- (compare:CC_C (plus:SI (match_dup 1) (match_dup 2))
- (match_dup 1)))
- (set (match_dup 0) (plus:SI (match_dup 1) (match_dup 2)))])
- (parallel [(set (reg:CC_C CC_REGNUM)
- (ne:CC_C
- (plus:DI (plus:DI
- (zero_extend:DI (match_dup 4))
- (zero_extend:DI (match_dup 5)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))
- (plus:DI (zero_extend:DI
- (plus:SI (match_dup 4) (match_dup 5)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))))
- (set (match_dup 3) (plus:SI
- (plus:SI (match_dup 4) (match_dup 5))
- (ltu:SI (reg:CC_C CC_REGNUM)
- (const_int 0))))])]
- "
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[5] = gen_highpart (SImode, operands[2]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }"
+ "adds\\t%Q0, %Q1, %Q2;adcs\\t%R0, %R1, %R2"
[(set_attr "conds" "set")
(set_attr "length" "8")
(set_attr "type" "multiple")]
)
-(define_insn "*addsi3_compareC_upper"
- [(set (reg:CC_C CC_REGNUM)
- (ne:CC_C
- (plus:DI
- (plus:DI
- (zero_extend:DI (match_operand:SI 1 "register_operand" "r"))
- (zero_extend:DI (match_operand:SI 2 "register_operand" "r")))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))
- (plus:DI (zero_extend:DI
- (plus:SI (match_dup 1) (match_dup 2)))
- (ltu:DI (reg:CC_C CC_REGNUM) (const_int 0)))))
- (set (match_operand:SI 0 "register_operand" "=r")
- (plus:SI
- (plus:SI (match_dup 1) (match_dup 2))
- (ltu:SI (reg:CC_C CC_REGNUM) (const_int 0))))]
- "TARGET_32BIT"
- "adcs%?\\t%0, %1, %2"
- [(set_attr "conds" "set")
- (set_attr "type" "adcs_reg")]
-)
-
(define_insn "addsi3_compareC"
[(set (reg:CC_C CC_REGNUM)
- (ne:CC_C
- (plus:DI
- (zero_extend:DI (match_operand:SI 1 "register_operand" "r"))
- (zero_extend:DI (match_operand:SI 2 "register_operand" "r")))
- (zero_extend:DI
- (plus:SI (match_dup 1) (match_dup 2)))))
+ (compare:CC_C (plus:SI (match_operand:SI 1 "register_operand" "r")
+ (match_operand:SI 2 "register_operand" "r"))
+ (match_dup 1)))
(set (match_operand:SI 0 "register_operand" "=r")
(plus:SI (match_dup 1) (match_dup 2)))]
"TARGET_32BIT"
(set_attr "type" "alus_imm,alus_sreg,alus_imm,alus_imm,alus_sreg")]
)
-(define_insn "*addsi3_carryin_<optab>"
+(define_insn "addsi3_carryin_<optab>"
[(set (match_operand:SI 0 "s_register_operand" "=l,r,r")
(plus:SI (plus:SI (match_operand:SI 1 "s_register_operand" "%l,r,r")
(match_operand:SI 2 "arm_not_operand" "0,rI,K"))
(set_attr "type" "adc_reg,adc_reg,adc_imm")]
)
+;; Canonicalization of the above when the immediate is zero.
+(define_insn "add0si3_carryin_<optab>"
+ [(set (match_operand:SI 0 "s_register_operand" "=r")
+ (plus:SI (LTUGEU:SI (reg:<cnb> CC_REGNUM) (const_int 0))
+ (match_operand:SI 1 "arm_not_operand" "r")))]
+ "TARGET_32BIT"
+ "adc%?\\t%0, %1, #0"
+ [(set_attr "conds" "use")
+ (set_attr "predicable" "yes")
+ (set_attr "length" "4")
+ (set_attr "type" "adc_imm")]
+)
+
(define_insn "*addsi3_carryin_alt2_<optab>"
[(set (match_operand:SI 0 "s_register_operand" "=l,r,r")
(plus:SI (plus:SI (LTUGEU:SI (reg:<cnb> CC_REGNUM) (const_int 0))
(match_operand:SI 1 "s_register_operand" "%l,r,r"))
- (match_operand:SI 2 "arm_rhs_operand" "l,rI,K")))]
+ (match_operand:SI 2 "arm_not_operand" "l,rI,K")))]
"TARGET_32BIT"
"@
adc%?\\t%0, %1, %2
(match_operator:SI 2 "shift_operator"
[(match_operand:SI 3 "s_register_operand" "r")
(match_operand:SI 4 "reg_or_int_operand" "rM")])
- (match_operand:SI 1 "s_register_operand" "r"))
- (LTUGEU:SI (reg:<cnb> CC_REGNUM) (const_int 0))))]
+ (LTUGEU:SI (reg:<cnb> CC_REGNUM) (const_int 0)))
+ (match_operand:SI 1 "s_register_operand" "r")))]
"TARGET_32BIT"
"adc%?\\t%0, %1, %3%S2"
[(set_attr "conds" "use")
DONE;
})
-(define_insn_and_split "subdi3_compare1"
+(define_insn "subdi3_compare1"
[(set (reg:CC CC_REGNUM)
(compare:CC
- (match_operand:DI 1 "register_operand" "r")
- (match_operand:DI 2 "register_operand" "r")))
- (set (match_operand:DI 0 "register_operand" "=&r")
+ (match_operand:DI 1 "s_register_operand" "r")
+ (match_operand:DI 2 "s_register_operand" "r")))
+ (set (match_operand:DI 0 "s_register_operand" "=&r")
(minus:DI (match_dup 1) (match_dup 2)))]
"TARGET_32BIT"
- "#"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 1) (match_dup 2)))
- (set (match_dup 0) (minus:SI (match_dup 1) (match_dup 2)))])
- (parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 4) (match_dup 5)))
- (set (match_dup 3) (minus:SI (minus:SI (match_dup 4) (match_dup 5))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))])]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[5] = gen_highpart (SImode, operands[2]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }
+ "subs\\t%Q0, %Q1, %Q2;sbcs\\t%R0, %R1, %R2"
[(set_attr "conds" "set")
(set_attr "length" "8")
(set_attr "type" "multiple")]
(set_attr "type" "adc_imm")]
)
-(define_insn "*subsi3_carryin_compare"
- [(set (reg:CC CC_REGNUM)
- (compare:CC (match_operand:SI 1 "s_register_operand" "r")
- (match_operand:SI 2 "s_register_operand" "r")))
- (set (match_operand:SI 0 "s_register_operand" "=r")
- (minus:SI (minus:SI (match_dup 1) (match_dup 2))
- (match_operand:SI 3 "arm_borrow_operation" "")))]
- "TARGET_32BIT"
- "sbcs\\t%0, %1, %2"
- [(set_attr "conds" "set")
- (set_attr "type" "adcs_reg")]
-)
-
-(define_insn "*subsi3_carryin_compare_const"
- [(set (reg:CC CC_REGNUM)
- (compare:CC (match_operand:SI 1 "reg_or_int_operand" "r")
- (match_operand:SI 2 "const_int_I_operand" "I")))
- (set (match_operand:SI 0 "s_register_operand" "=r")
- (minus:SI (plus:SI
- (match_dup 1)
- (match_operand:SI 3 "arm_neg_immediate_operand" "L"))
- (match_operand:SI 4 "arm_borrow_operation" "")))]
- "TARGET_32BIT
- && (INTVAL (operands[2])
- == trunc_int_for_mode (-INTVAL (operands[3]), SImode))"
- "sbcs\\t%0, %1, #%n3"
- [(set_attr "conds" "set")
- (set_attr "type" "adcs_imm")]
-)
-
-(define_insn "*subsi3_carryin_compare_const0"
- [(set (reg:CC CC_REGNUM)
- (compare:CC (match_operand:SI 1 "reg_or_int_operand" "r")
- (const_int 0)))
- (set (match_operand:SI 0 "s_register_operand" "=r")
- (minus:SI (match_dup 1)
- (match_operand:SI 2 "arm_borrow_operation" "")))]
- "TARGET_32BIT"
- "sbcs\\t%0, %1, #0"
- [(set_attr "conds" "set")
- (set_attr "type" "adcs_imm")]
-)
-
(define_insn "*subsi3_carryin_shift"
[(set (match_operand:SI 0 "s_register_operand" "=r")
(minus:SI (minus:SI
[(parallel
[(set (match_operand:DI 0 "s_register_operand")
(minus:DI (match_operand:DI 1 "s_register_operand")
- (match_operand:DI 2 "s_register_operand")))
+ (match_operand:DI 2 "s_register_operand")))
(clobber (reg:CC CC_REGNUM))])]
"TARGET_EITHER"
"
")
-(define_insn_and_split "*arm_subdi3"
- [(set (match_operand:DI 0 "arm_general_register_operand" "=&r,&r,&r")
+(define_insn "*arm_subdi3"
+ [(set (match_operand:DI 0 "arm_general_register_operand" "=&r,&r,&r")
(minus:DI (match_operand:DI 1 "arm_general_register_operand" "0,r,0")
(match_operand:DI 2 "arm_general_register_operand" "r,0,0")))
(clobber (reg:CC CC_REGNUM))]
"TARGET_32BIT"
- "#" ; "subs\\t%Q0, %Q1, %Q2\;sbc\\t%R0, %R1, %R2"
- "TARGET_32BIT"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 1) (match_dup 2)))
- (set (match_dup 0) (minus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (minus:SI (minus:SI (match_dup 4) (match_dup 5))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[5] = gen_highpart (SImode, operands[2]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*subdi_di_zesidi"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (minus:DI (match_operand:DI 1 "s_register_operand" "0,r")
- (zero_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#" ; "subs\\t%Q0, %Q1, %2\;sbc\\t%R0, %R1, #0"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 1) (match_dup 2)))
- (set (match_dup 0) (minus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (minus:SI (match_dup 4)
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*subdi_di_sesidi"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (minus:DI (match_operand:DI 1 "s_register_operand" "0,r")
- (sign_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#" ; "subs\\t%Q0, %Q1, %2\;sbc\\t%R0, %R1, %2, asr #31"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 1) (match_dup 2)))
- (set (match_dup 0) (minus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (minus:SI (minus:SI (match_dup 4)
- (ashiftrt:SI (match_dup 2)
- (const_int 31)))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*subdi_zesidi_di"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (minus:DI (zero_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))
- (match_operand:DI 1 "s_register_operand" "0,r")))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_ARM"
- "#" ; "rsbs\\t%Q0, %Q1, %2\;rsc\\t%R0, %R1, #0"
- ; is equivalent to:
- ; "subs\\t%Q0, %2, %Q1\;rsc\\t%R0, %R1, #0"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 2) (match_dup 1)))
- (set (match_dup 0) (minus:SI (match_dup 2) (match_dup 1)))])
- (set (match_dup 3) (minus:SI (minus:SI (const_int 0) (match_dup 4))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*subdi_sesidi_di"
- [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
- (minus:DI (sign_extend:DI
- (match_operand:SI 2 "s_register_operand" "r,r"))
- (match_operand:DI 1 "s_register_operand" "0,r")))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_ARM"
- "#" ; "rsbs\\t%Q0, %Q1, %2\;rsc\\t%R0, %R1, %2, asr #31"
- ; is equivalent to:
- ; "subs\\t%Q0, %2, %Q1\;rsc\\t%R0, %R1, %2, asr #31"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 2) (match_dup 1)))
- (set (match_dup 0) (minus:SI (match_dup 2) (match_dup 1)))])
- (set (match_dup 3) (minus:SI (minus:SI
- (ashiftrt:SI (match_dup 2)
- (const_int 31))
- (match_dup 4))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")]
-)
-
-(define_insn_and_split "*subdi_zesidi_zesidi"
- [(set (match_operand:DI 0 "s_register_operand" "=r")
- (minus:DI (zero_extend:DI
- (match_operand:SI 1 "s_register_operand" "r"))
- (zero_extend:DI
- (match_operand:SI 2 "s_register_operand" "r"))))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#" ; "subs\\t%Q0, %1, %2\;sbc\\t%R0, %1, %1"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 1) (match_dup 2)))
- (set (match_dup 0) (minus:SI (match_dup 1) (match_dup 2)))])
- (set (match_dup 3) (minus:SI (minus:SI (match_dup 1) (match_dup 1))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- }
+ "subs\\t%Q0, %Q1, %Q2\;sbc\\t%R0, %R1, %R2"
[(set_attr "conds" "clob")
(set_attr "length" "8")
(set_attr "type" "multiple")]
""
)
-;; Use `&' and then `0' to prevent the operands 0 and 1 being the same
-(define_insn "*arm_mulsi3"
- [(set (match_operand:SI 0 "s_register_operand" "=&r,&r")
- (mult:SI (match_operand:SI 2 "s_register_operand" "r,r")
- (match_operand:SI 1 "s_register_operand" "%0,r")))]
- "TARGET_32BIT && !arm_arch6"
+;; Use `&' and then `0' to prevent operands 0 and 2 being the same
+(define_insn "*mul"
+ [(set (match_operand:SI 0 "s_register_operand" "=l,r,&r,&r")
+ (mult:SI (match_operand:SI 2 "s_register_operand" "l,r,r,r")
+ (match_operand:SI 1 "s_register_operand" "%0,r,0,r")))]
+ "TARGET_32BIT"
"mul%?\\t%0, %2, %1"
[(set_attr "type" "mul")
- (set_attr "predicable" "yes")]
+ (set_attr "predicable" "yes")
+ (set_attr "arch" "t2,v6,nov6,nov6")
+ (set_attr "length" "4")
+ (set_attr "predicable_short_it" "yes,no,*,*")]
)
-(define_insn "*arm_mulsi3_v6"
- [(set (match_operand:SI 0 "s_register_operand" "=l,l,r")
- (mult:SI (match_operand:SI 1 "s_register_operand" "0,l,r")
- (match_operand:SI 2 "s_register_operand" "l,0,r")))]
- "TARGET_32BIT && arm_arch6"
- "mul%?\\t%0, %1, %2"
- [(set_attr "type" "mul")
+;; MLA and MLS instruction. Use operand 1 for the accumulator to prefer
+;; reusing the same register.
+
+(define_insn "*mla"
+ [(set (match_operand:SI 0 "s_register_operand" "=r,&r,&r,&r")
+ (plus:SI
+ (mult:SI (match_operand:SI 3 "s_register_operand" "r,r,r,r")
+ (match_operand:SI 2 "s_register_operand" "%r,r,0,r"))
+ (match_operand:SI 1 "s_register_operand" "r,0,r,r")))]
+ "TARGET_32BIT"
+ "mla%?\\t%0, %3, %2, %1"
+ [(set_attr "type" "mla")
(set_attr "predicable" "yes")
- (set_attr "arch" "t2,t2,*")
- (set_attr "length" "4")
- (set_attr "predicable_short_it" "yes,yes,no")]
+ (set_attr "arch" "v6,nov6,nov6,nov6")]
+)
+
+(define_insn "*mls"
+ [(set (match_operand:SI 0 "s_register_operand" "=r")
+ (minus:SI
+ (match_operand:SI 1 "s_register_operand" "r")
+ (mult:SI (match_operand:SI 3 "s_register_operand" "r")
+ (match_operand:SI 2 "s_register_operand" "r"))))]
+ "TARGET_32BIT && arm_arch_thumb2"
+ "mls%?\\t%0, %3, %2, %1"
+ [(set_attr "type" "mla")
+ (set_attr "predicable" "yes")]
)
(define_insn "*mulsi3_compare0"
(set_attr "type" "muls")]
)
-;; Unnamed templates to match MLA instruction.
-
-(define_insn "*mulsi3addsi"
- [(set (match_operand:SI 0 "s_register_operand" "=&r,&r,&r,&r")
- (plus:SI
- (mult:SI (match_operand:SI 2 "s_register_operand" "r,r,r,r")
- (match_operand:SI 1 "s_register_operand" "%0,r,0,r"))
- (match_operand:SI 3 "s_register_operand" "r,r,0,0")))]
- "TARGET_32BIT && !arm_arch6"
- "mla%?\\t%0, %2, %1, %3"
- [(set_attr "type" "mla")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*mulsi3addsi_v6"
- [(set (match_operand:SI 0 "s_register_operand" "=r")
- (plus:SI
- (mult:SI (match_operand:SI 2 "s_register_operand" "r")
- (match_operand:SI 1 "s_register_operand" "r"))
- (match_operand:SI 3 "s_register_operand" "r")))]
- "TARGET_32BIT && arm_arch6"
- "mla%?\\t%0, %2, %1, %3"
- [(set_attr "type" "mla")
- (set_attr "predicable" "yes")]
-)
-
(define_insn "*mulsi3addsi_compare0"
[(set (reg:CC_NOOV CC_REGNUM)
(compare:CC_NOOV
(set_attr "type" "mlas")]
)
-(define_insn "*mulsi3subsi"
- [(set (match_operand:SI 0 "s_register_operand" "=r")
- (minus:SI
- (match_operand:SI 3 "s_register_operand" "r")
- (mult:SI (match_operand:SI 2 "s_register_operand" "r")
- (match_operand:SI 1 "s_register_operand" "r"))))]
- "TARGET_32BIT && arm_arch_thumb2"
- "mls%?\\t%0, %2, %1, %3"
- [(set_attr "type" "mla")
- (set_attr "predicable" "yes")]
-)
-
-(define_expand "maddsidi4"
- [(set (match_operand:DI 0 "s_register_operand")
- (plus:DI
- (mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand")))
- (match_operand:DI 3 "s_register_operand")))]
- "TARGET_32BIT"
- "")
-
-(define_insn "*mulsidi3adddi"
- [(set (match_operand:DI 0 "s_register_operand" "=&r")
- (plus:DI
- (mult:DI
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "%r"))
- (sign_extend:DI (match_operand:SI 3 "s_register_operand" "r")))
- (match_operand:DI 1 "s_register_operand" "0")))]
- "TARGET_32BIT && !arm_arch6"
- "smlal%?\\t%Q0, %R0, %3, %2"
- [(set_attr "type" "smlal")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*mulsidi3adddi_v6"
- [(set (match_operand:DI 0 "s_register_operand" "=r")
- (plus:DI
- (mult:DI
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r"))
- (sign_extend:DI (match_operand:SI 3 "s_register_operand" "r")))
- (match_operand:DI 1 "s_register_operand" "0")))]
- "TARGET_32BIT && arm_arch6"
- "smlal%?\\t%Q0, %R0, %3, %2"
- [(set_attr "type" "smlal")
- (set_attr "predicable" "yes")]
-)
-
;; 32x32->64 widening multiply.
-;; As with mulsi3, the only difference between the v3-5 and v6+
-;; versions of these patterns is the requirement that the output not
-;; overlap the inputs, but that still means we have to have a named
-;; expander and two different starred insns.
+;; The only difference between the v3-5 and v6+ versions is the requirement
+;; that the output does not overlap with either input.
-(define_expand "mulsidi3"
+(define_expand "<Us>mulsidi3"
[(set (match_operand:DI 0 "s_register_operand")
(mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand"))))]
+ (SE:DI (match_operand:SI 1 "s_register_operand"))
+ (SE:DI (match_operand:SI 2 "s_register_operand"))))]
"TARGET_32BIT"
- ""
-)
-
-(define_insn "*mulsidi3_nov6"
- [(set (match_operand:DI 0 "s_register_operand" "=&r")
- (mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand" "%r"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))]
- "TARGET_32BIT && !arm_arch6"
- "smull%?\\t%Q0, %R0, %1, %2"
- [(set_attr "type" "smull")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*mulsidi3_v6"
- [(set (match_operand:DI 0 "s_register_operand" "=r")
- (mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand" "r"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))]
- "TARGET_32BIT && arm_arch6"
- "smull%?\\t%Q0, %R0, %1, %2"
- [(set_attr "type" "smull")
- (set_attr "predicable" "yes")]
+ {
+ emit_insn (gen_<US>mull (gen_lowpart (SImode, operands[0]),
+ gen_highpart (SImode, operands[0]),
+ operands[1], operands[2]));
+ DONE;
+ }
)
-(define_expand "umulsidi3"
- [(set (match_operand:DI 0 "s_register_operand")
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand"))))]
+(define_insn "<US>mull"
+ [(set (match_operand:SI 0 "s_register_operand" "=r,&r")
+ (mult:SI
+ (match_operand:SI 2 "s_register_operand" "%r,r")
+ (match_operand:SI 3 "s_register_operand" "r,r")))
+ (set (match_operand:SI 1 "s_register_operand" "=r,&r")
+ (truncate:SI
+ (lshiftrt:DI
+ (mult:DI (SE:DI (match_dup 2)) (SE:DI (match_dup 3)))
+ (const_int 32))))]
"TARGET_32BIT"
- ""
-)
-
-(define_insn "*umulsidi3_nov6"
- [(set (match_operand:DI 0 "s_register_operand" "=&r")
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand" "%r"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))]
- "TARGET_32BIT && !arm_arch6"
- "umull%?\\t%Q0, %R0, %1, %2"
- [(set_attr "type" "umull")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*umulsidi3_v6"
- [(set (match_operand:DI 0 "s_register_operand" "=r")
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand" "r"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r"))))]
- "TARGET_32BIT && arm_arch6"
- "umull%?\\t%Q0, %R0, %1, %2"
+ "<US>mull%?\\t%0, %1, %2, %3"
[(set_attr "type" "umull")
- (set_attr "predicable" "yes")]
+ (set_attr "predicable" "yes")
+ (set_attr "arch" "v6,nov6")]
)
-(define_expand "umaddsidi4"
+(define_expand "<Us>maddsidi4"
[(set (match_operand:DI 0 "s_register_operand")
(plus:DI
(mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand")))
+ (SE:DI (match_operand:SI 1 "s_register_operand"))
+ (SE:DI (match_operand:SI 2 "s_register_operand")))
(match_operand:DI 3 "s_register_operand")))]
"TARGET_32BIT"
- "")
-
-(define_insn "*umulsidi3adddi"
- [(set (match_operand:DI 0 "s_register_operand" "=&r")
- (plus:DI
- (mult:DI
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "%r"))
- (zero_extend:DI (match_operand:SI 3 "s_register_operand" "r")))
- (match_operand:DI 1 "s_register_operand" "0")))]
- "TARGET_32BIT && !arm_arch6"
- "umlal%?\\t%Q0, %R0, %3, %2"
- [(set_attr "type" "umlal")
- (set_attr "predicable" "yes")]
+ {
+ emit_insn (gen_<US>mlal (gen_lowpart (SImode, operands[0]),
+ gen_lowpart (SImode, operands[3]),
+ gen_highpart (SImode, operands[0]),
+ gen_highpart (SImode, operands[3]),
+ operands[1], operands[2]));
+ DONE;
+ }
)
-(define_insn "*umulsidi3adddi_v6"
- [(set (match_operand:DI 0 "s_register_operand" "=r")
- (plus:DI
- (mult:DI
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r"))
- (zero_extend:DI (match_operand:SI 3 "s_register_operand" "r")))
- (match_operand:DI 1 "s_register_operand" "0")))]
- "TARGET_32BIT && arm_arch6"
- "umlal%?\\t%Q0, %R0, %3, %2"
+(define_insn "<US>mlal"
+ [(set (match_operand:SI 0 "s_register_operand" "=r,&r")
+ (plus:SI
+ (mult:SI
+ (match_operand:SI 4 "s_register_operand" "%r,r")
+ (match_operand:SI 5 "s_register_operand" "r,r"))
+ (match_operand:SI 1 "s_register_operand" "0,0")))
+ (set (match_operand:SI 2 "s_register_operand" "=r,&r")
+ (plus:SI
+ (truncate:SI
+ (lshiftrt:DI
+ (plus:DI
+ (mult:DI (SE:DI (match_dup 4)) (SE:DI (match_dup 5)))
+ (zero_extend:DI (match_dup 1)))
+ (const_int 32)))
+ (match_operand:SI 3 "s_register_operand" "2,2")))]
+ "TARGET_32BIT"
+ "<US>mlal%?\\t%0, %2, %4, %5"
[(set_attr "type" "umlal")
- (set_attr "predicable" "yes")]
+ (set_attr "predicable" "yes")
+ (set_attr "arch" "v6,nov6")]
)
-(define_expand "smulsi3_highpart"
+(define_expand "<US>mulsi3_highpart"
[(parallel
[(set (match_operand:SI 0 "s_register_operand")
(truncate:SI
(lshiftrt:DI
(mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand")))
+ (SE:DI (match_operand:SI 1 "s_register_operand"))
+ (SE:DI (match_operand:SI 2 "s_register_operand")))
(const_int 32))))
(clobber (match_scratch:SI 3 ""))])]
"TARGET_32BIT"
""
)
-(define_insn "*smulsi3_highpart_nov6"
- [(set (match_operand:SI 0 "s_register_operand" "=&r,&r")
- (truncate:SI
- (lshiftrt:DI
- (mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand" "%0,r"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r,r")))
- (const_int 32))))
- (clobber (match_scratch:SI 3 "=&r,&r"))]
- "TARGET_32BIT && !arm_arch6"
- "smull%?\\t%3, %0, %2, %1"
- [(set_attr "type" "smull")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*smulsi3_highpart_v6"
- [(set (match_operand:SI 0 "s_register_operand" "=r")
+(define_insn "*<US>mull_high"
+ [(set (match_operand:SI 0 "s_register_operand" "=r,&r,&r")
(truncate:SI
(lshiftrt:DI
(mult:DI
- (sign_extend:DI (match_operand:SI 1 "s_register_operand" "r"))
- (sign_extend:DI (match_operand:SI 2 "s_register_operand" "r")))
+ (SE:DI (match_operand:SI 1 "s_register_operand" "%r,0,r"))
+ (SE:DI (match_operand:SI 2 "s_register_operand" "r,r,r")))
(const_int 32))))
- (clobber (match_scratch:SI 3 "=r"))]
- "TARGET_32BIT && arm_arch6"
- "smull%?\\t%3, %0, %2, %1"
- [(set_attr "type" "smull")
- (set_attr "predicable" "yes")]
-)
-
-(define_expand "umulsi3_highpart"
- [(parallel
- [(set (match_operand:SI 0 "s_register_operand")
- (truncate:SI
- (lshiftrt:DI
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand")))
- (const_int 32))))
- (clobber (match_scratch:SI 3 ""))])]
+ (clobber (match_scratch:SI 3 "=r,&r,&r"))]
"TARGET_32BIT"
- ""
-)
-
-(define_insn "*umulsi3_highpart_nov6"
- [(set (match_operand:SI 0 "s_register_operand" "=&r,&r")
- (truncate:SI
- (lshiftrt:DI
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand" "%0,r"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r,r")))
- (const_int 32))))
- (clobber (match_scratch:SI 3 "=&r,&r"))]
- "TARGET_32BIT && !arm_arch6"
- "umull%?\\t%3, %0, %2, %1"
- [(set_attr "type" "umull")
- (set_attr "predicable" "yes")]
-)
-
-(define_insn "*umulsi3_highpart_v6"
- [(set (match_operand:SI 0 "s_register_operand" "=r")
- (truncate:SI
- (lshiftrt:DI
- (mult:DI
- (zero_extend:DI (match_operand:SI 1 "s_register_operand" "r"))
- (zero_extend:DI (match_operand:SI 2 "s_register_operand" "r")))
- (const_int 32))))
- (clobber (match_scratch:SI 3 "=r"))]
- "TARGET_32BIT && arm_arch6"
- "umull%?\\t%3, %0, %2, %1"
+ "<US>mull%?\\t%3, %0, %2, %1"
[(set_attr "type" "umull")
- (set_attr "predicable" "yes")]
+ (set_attr "predicable" "yes")
+ (set_attr "arch" "v6,nov6,nov6")]
)
(define_insn "mulhisi3"
"")
\f
+; Expand logical operations. The mid-end expander does not split off memory
+; operands or complex immediates, which leads to fewer LDRD/STRD instructions.
+; So an explicit expander is needed to generate better code.
+
+(define_expand "<LOGICAL:optab>di3"
+ [(set (match_operand:DI 0 "s_register_operand")
+ (LOGICAL:DI (match_operand:DI 1 "s_register_operand")
+ (match_operand:DI 2 "arm_<optab>di_operand")))]
+ "TARGET_32BIT"
+ {
+ rtx low = simplify_gen_binary (<CODE>, SImode,
+ gen_lowpart (SImode, operands[1]),
+ gen_lowpart (SImode, operands[2]));
+ rtx high = simplify_gen_binary (<CODE>, SImode,
+ gen_highpart (SImode, operands[1]),
+ gen_highpart_mode (SImode, DImode,
+ operands[2]));
+
+ emit_insn (gen_rtx_SET (gen_lowpart (SImode, operands[0]), low));
+ emit_insn (gen_rtx_SET (gen_highpart (SImode, operands[0]), high));
+ DONE;
+ }
+)
+
+(define_expand "one_cmpldi2"
+ [(set (match_operand:DI 0 "s_register_operand")
+ (not:DI (match_operand:DI 1 "s_register_operand")))]
+ "TARGET_32BIT"
+ {
+ rtx low = simplify_gen_unary (NOT, SImode,
+ gen_lowpart (SImode, operands[1]),
+ SImode);
+ rtx high = simplify_gen_unary (NOT, SImode,
+ gen_highpart_mode (SImode, DImode,
+ operands[1]),
+ SImode);
+
+ emit_insn (gen_rtx_SET (gen_lowpart (SImode, operands[0]), low));
+ emit_insn (gen_rtx_SET (gen_highpart (SImode, operands[0]), high));
+ DONE;
+ }
+)
+
;; Split DImode and, ior, xor operations. Simply perform the logical
;; operation on the upper and lower halves of the registers.
;; This is needed for atomic operations in arm_split_atomic_op.
})
(define_expand "negvdi3"
- [(match_operand:DI 0 "register_operand")
- (match_operand:DI 1 "register_operand")
+ [(match_operand:DI 0 "s_register_operand")
+ (match_operand:DI 1 "s_register_operand")
(match_operand 2 "")]
"TARGET_ARM"
{
})
-(define_insn_and_split "negdi2_compare"
+(define_insn "negdi2_compare"
[(set (reg:CC CC_REGNUM)
(compare:CC
(const_int 0)
- (match_operand:DI 1 "register_operand" "0,r")))
- (set (match_operand:DI 0 "register_operand" "=r,&r")
+ (match_operand:DI 1 "register_operand" "r,r")))
+ (set (match_operand:DI 0 "register_operand" "=&r,&r")
(minus:DI (const_int 0) (match_dup 1)))]
"TARGET_ARM"
- "#"
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (const_int 0) (match_dup 1)))
- (set (match_dup 0) (minus:SI (const_int 0)
- (match_dup 1)))])
- (parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (const_int 0) (match_dup 3)))
- (set (match_dup 2)
- (minus:SI
- (minus:SI (const_int 0) (match_dup 3))
- (ltu:SI (reg:CC CC_REGNUM)
- (const_int 0))))])]
- {
- operands[2] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[3] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
+ "@
+ rsbs\\t%Q0, %Q1, #0;rscs\\t%R0, %R1, #0
+ rsbs\\t%Q0, %Q1, #0;sbcs\\t%R0, %R1, %R1, lsl #1"
[(set_attr "conds" "set")
+ (set_attr "arch" "a,t2")
(set_attr "length" "8")
(set_attr "type" "multiple")]
)
)
;; The constraints here are to prevent a *partial* overlap (where %Q0 == %R1).
-;; The first alternative allows the common case of a *full* overlap.
-(define_insn_and_split "*negdi2_insn"
- [(set (match_operand:DI 0 "s_register_operand" "=r,&r")
- (neg:DI (match_operand:DI 1 "s_register_operand" "0,r")))
+(define_insn "*negdi2_insn"
+ [(set (match_operand:DI 0 "s_register_operand" "=&r,&r")
+ (neg:DI (match_operand:DI 1 "s_register_operand" "r,r")))
(clobber (reg:CC CC_REGNUM))]
"TARGET_32BIT"
- "#" ; rsbs %Q0, %Q1, #0; rsc %R0, %R1, #0 (ARM)
- ; negs %Q0, %Q1 ; sbc %R0, %R1, %R1, lsl #1 (Thumb-2)
- "TARGET_32BIT"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (const_int 0) (match_dup 1)))
- (set (match_dup 0) (minus:SI (const_int 0) (match_dup 1)))])
- (set (match_dup 2) (minus:SI (minus:SI (const_int 0) (match_dup 3))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[2] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- operands[3] = gen_highpart (SImode, operands[1]);
- operands[1] = gen_lowpart (SImode, operands[1]);
- }
+ "@
+ rsbs\\t%Q0, %Q1, #0; rsc\\t%R0, %R1, #0
+ negs\\t%Q0, %Q1; sbc\\t%R0, %R1, %R1, lsl #1"
[(set_attr "conds" "clob")
+ (set_attr "arch" "a,t2")
(set_attr "length" "8")
(set_attr "type" "multiple")]
)
-(define_insn "*negsi2_carryin_compare"
- [(set (reg:CC CC_REGNUM)
- (compare:CC (const_int 0)
- (match_operand:SI 1 "s_register_operand" "r")))
- (set (match_operand:SI 0 "s_register_operand" "=r")
- (minus:SI (minus:SI (const_int 0)
- (match_dup 1))
- (match_operand:SI 2 "arm_borrow_operation" "")))]
- "TARGET_ARM"
- "rscs\\t%0, %1, #0"
- [(set_attr "conds" "set")
- (set_attr "type" "alus_imm")]
-)
-
(define_expand "negsi2"
[(set (match_operand:SI 0 "s_register_operand")
(neg:SI (match_operand:SI 1 "s_register_operand")))]
(set_attr "type" "multiple")]
)
-(define_insn_and_split "*negdi_zero_extendsidi"
- [(set (match_operand:DI 0 "s_register_operand" "=r,&r")
- (neg:DI (zero_extend:DI (match_operand:SI 1 "s_register_operand" "0,r"))))
- (clobber (reg:CC CC_REGNUM))]
- "TARGET_32BIT"
- "#" ; "rsbs\\t%Q0, %1, #0\;sbc\\t%R0,%R0,%R0"
- ;; Don't care what register is input to sbc,
- ;; since we just need to propagate the carry.
- "&& reload_completed"
- [(parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (const_int 0) (match_dup 1)))
- (set (match_dup 0) (minus:SI (const_int 0) (match_dup 1)))])
- (set (match_dup 2) (minus:SI (minus:SI (match_dup 2) (match_dup 2))
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))]
- {
- operands[2] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- }
- [(set_attr "conds" "clob")
- (set_attr "length" "8")
- (set_attr "type" "multiple")] ;; length in thumb is 4
-)
-
;; abssi2 doesn't really clobber the condition codes if a different register
;; is being set. To keep things simple, assume during rtl manipulations that
;; it does, but tell the final scan operator the truth. Similarly for
\f
;; Zero and sign extension instructions.
-(define_insn "zero_extend<mode>di2"
- [(set (match_operand:DI 0 "s_register_operand" "=r,?r")
- (zero_extend:DI (match_operand:QHSI 1 "<qhs_zextenddi_op>"
- "<qhs_zextenddi_cstr>")))]
+(define_expand "zero_extend<mode>di2"
+ [(set (match_operand:DI 0 "s_register_operand" "")
+ (zero_extend:DI (match_operand:QHSI 1 "<qhs_zextenddi_op>" "")))]
"TARGET_32BIT <qhs_zextenddi_cond>"
- "#"
- [(set_attr "length" "4,8")
- (set_attr "arch" "*,*")
- (set_attr "ce_count" "2")
- (set_attr "predicable" "yes")
- (set_attr "type" "mov_reg,multiple")]
+ {
+ rtx res_lo, res_hi, op0_lo, op0_hi;
+ res_lo = gen_lowpart (SImode, operands[0]);
+ res_hi = gen_highpart (SImode, operands[0]);
+ if (can_create_pseudo_p ())
+ {
+ op0_lo = <MODE>mode == SImode ? operands[1] : gen_reg_rtx (SImode);
+ op0_hi = gen_reg_rtx (SImode);
+ }
+ else
+ {
+ op0_lo = <MODE>mode == SImode ? operands[1] : res_lo;
+ op0_hi = res_hi;
+ }
+ if (<MODE>mode != SImode)
+ emit_insn (gen_rtx_SET (op0_lo,
+ gen_rtx_ZERO_EXTEND (SImode, operands[1])));
+ emit_insn (gen_movsi (op0_hi, const0_rtx));
+ if (res_lo != op0_lo)
+ emit_move_insn (res_lo, op0_lo);
+ if (res_hi != op0_hi)
+ emit_move_insn (res_hi, op0_hi);
+ DONE;
+ }
)
-(define_insn "extend<mode>di2"
- [(set (match_operand:DI 0 "s_register_operand" "=r,?r,?r")
- (sign_extend:DI (match_operand:QHSI 1 "<qhs_extenddi_op>"
- "<qhs_extenddi_cstr>")))]
+(define_expand "extend<mode>di2"
+ [(set (match_operand:DI 0 "s_register_operand" "")
+ (sign_extend:DI (match_operand:QHSI 1 "<qhs_extenddi_op>" "")))]
"TARGET_32BIT <qhs_sextenddi_cond>"
- "#"
- [(set_attr "length" "4,8,8")
- (set_attr "ce_count" "2")
- (set_attr "shift" "1")
- (set_attr "predicable" "yes")
- (set_attr "arch" "*,a,t")
- (set_attr "type" "mov_reg,multiple,multiple")]
+ {
+ rtx res_lo, res_hi, op0_lo, op0_hi;
+ res_lo = gen_lowpart (SImode, operands[0]);
+ res_hi = gen_highpart (SImode, operands[0]);
+ if (can_create_pseudo_p ())
+ {
+ op0_lo = <MODE>mode == SImode ? operands[1] : gen_reg_rtx (SImode);
+ op0_hi = gen_reg_rtx (SImode);
+ }
+ else
+ {
+ op0_lo = <MODE>mode == SImode ? operands[1] : res_lo;
+ op0_hi = res_hi;
+ }
+ if (<MODE>mode != SImode)
+ emit_insn (gen_rtx_SET (op0_lo,
+ gen_rtx_SIGN_EXTEND (SImode, operands[1])));
+ emit_insn (gen_ashrsi3 (op0_hi, op0_lo, GEN_INT (31)));
+ if (res_lo != op0_lo)
+ emit_move_insn (res_lo, op0_lo);
+ if (res_hi != op0_hi)
+ emit_move_insn (res_hi, op0_hi);
+ DONE;
+ }
)
;; Splits for all extensions to DImode
(set_attr "predicable" "yes")]
)
+(define_insn "arm_<sup>xtb16"
+ [(set (match_operand:SI 0 "s_register_operand" "=r")
+ (unspec:SI
+ [(match_operand:SI 1 "s_register_operand" "r")] USXTB16))]
+ "TARGET_INT_SIMD"
+ "<sup>xtb16%?\\t%0, %1"
+ [(set_attr "predicable" "yes")
+ (set_attr "type" "alu_dsp_reg")])
+
+(define_insn "arm_<simd32_op>"
+ [(set (match_operand:SI 0 "s_register_operand" "=r")
+ (unspec:SI
+ [(match_operand:SI 1 "s_register_operand" "r")
+ (match_operand:SI 2 "s_register_operand" "r")] SIMD32_NOGE_BINOP))]
+ "TARGET_INT_SIMD"
+ "<simd32_op>%?\\t%0, %1, %2"
+ [(set_attr "predicable" "yes")
+ (set_attr "type" "alu_dsp_reg")])
+
+(define_insn "arm_usada8"
+ [(set (match_operand:SI 0 "s_register_operand" "=r")
+ (unspec:SI
+ [(match_operand:SI 1 "s_register_operand" "r")
+ (match_operand:SI 2 "s_register_operand" "r")
+ (match_operand:SI 3 "s_register_operand" "r")] UNSPEC_USADA8))]
+ "TARGET_INT_SIMD"
+ "usada8%?\\t%0, %1, %2, %3"
+ [(set_attr "predicable" "yes")
+ (set_attr "type" "alu_dsp_reg")])
+
+(define_insn "arm_<simd32_op>"
+ [(set (match_operand:DI 0 "s_register_operand" "=r")
+ (unspec:DI
+ [(match_operand:SI 1 "s_register_operand" "r")
+ (match_operand:SI 2 "s_register_operand" "r")
+ (match_operand:DI 3 "s_register_operand" "0")] SIMD32_DIMODE))]
+ "TARGET_INT_SIMD"
+ "<simd32_op>%?\\t%Q0, %R0, %1, %2"
+ [(set_attr "predicable" "yes")
+ (set_attr "type" "smlald")])
+
(define_expand "extendsfdf2"
[(set (match_operand:DF 0 "s_register_operand")
(float_extend:DF (match_operand:SF 1 "s_register_operand")))]
;; if-conversion cannot reduce to a conditional compare, so we do
;; that directly.
-(define_insn_and_split "*arm_cmpdi_insn"
+(define_insn "*arm_cmpdi_insn"
[(set (reg:CC_NCV CC_REGNUM)
(compare:CC_NCV (match_operand:DI 0 "s_register_operand" "r")
(match_operand:DI 1 "arm_di_operand" "rDi")))
(clobber (match_scratch:SI 2 "=r"))]
"TARGET_32BIT"
- "#" ; "cmp\\t%Q0, %Q1\;sbcs\\t%2, %R0, %R1"
- "&& reload_completed"
- [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 0) (match_dup 1)))
- (parallel [(set (reg:CC CC_REGNUM)
- (compare:CC (match_dup 3) (match_dup 4)))
- (set (match_dup 2)
- (minus:SI (match_dup 5)
- (ltu:SI (reg:CC CC_REGNUM) (const_int 0))))])]
- {
- operands[3] = gen_highpart (SImode, operands[0]);
- operands[0] = gen_lowpart (SImode, operands[0]);
- if (CONST_INT_P (operands[1]))
- {
- operands[4] = gen_highpart_mode (SImode, DImode, operands[1]);
- if (operands[4] == const0_rtx)
- operands[5] = operands[3];
- else
- operands[5] = gen_rtx_PLUS (SImode, operands[3],
- gen_int_mode (-UINTVAL (operands[4]),
- SImode));
- }
- else
- {
- operands[4] = gen_highpart (SImode, operands[1]);
- operands[5] = gen_rtx_MINUS (SImode, operands[3], operands[4]);
- }
- operands[1] = gen_lowpart (SImode, operands[1]);
- operands[2] = gen_lowpart (SImode, operands[2]);
- }
+ "cmp\\t%Q0, %Q1\;sbcs\\t%2, %R0, %R1"
[(set_attr "conds" "set")
(set_attr "length" "8")
(set_attr "type" "multiple")]
{
if (flag_pic)
{
+ rtx pic_reg;
+
+ if (TARGET_FDPIC)
+ pic_reg = gen_rtx_REG (Pmode, FDPIC_REGNUM);
+ else
+ pic_reg = operands[3];
+
/* Forces recomputing of GOT base now. */
- legitimize_pic_address (operands[1], SImode, operands[2], operands[3],
+ legitimize_pic_address (operands[1], SImode, operands[2], pic_reg,
true /*compute_now*/);
}
else
if (flag_pic)
{
+ rtx pic_reg;
+
+ if (TARGET_FDPIC)
+ pic_reg = gen_rtx_REG (Pmode, FDPIC_REGNUM);
+ else
+ pic_reg = operands[4];
+
/* Forces recomputing of GOT base now. */
- legitimize_pic_address (operands[1], SImode, operands[3], operands[4],
+ legitimize_pic_address (operands[1], SImode, operands[3], pic_reg,
true /*compute_now*/);
}
else