;; Machine description for IBM RISC System 6000 (POWER) for GNU C compiler
;; Copyright (C) 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
-;; 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+;; 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007
;; Free Software Foundation, Inc.
;; Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
(define_mode_macro FP [(SF "TARGET_HARD_FLOAT")
(DF "TARGET_HARD_FLOAT && (TARGET_FPRS || TARGET_E500_DOUBLE)")
(TF "!TARGET_IEEEQUAD
- && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128")])
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128")])
; Various instructions that come in SI and DI forms.
; A generic w/d attribute, for things like cmpw/cmpd.
(define_expand "ctz<mode>2"
[(set (match_dup 2)
- (neg:GPR (match_operand:GPR 1 "gpc_reg_operand" "r")))
+ (neg:GPR (match_operand:GPR 1 "gpc_reg_operand" "")))
(parallel [(set (match_dup 3) (and:GPR (match_dup 1)
(match_dup 2)))
(clobber (scratch:CC))])
(set (match_dup 4) (clz:GPR (match_dup 3)))
- (set (match_operand:GPR 0 "gpc_reg_operand" "=r")
+ (set (match_operand:GPR 0 "gpc_reg_operand" "")
(minus:GPR (match_dup 5) (match_dup 4)))]
""
{
(define_expand "ffs<mode>2"
[(set (match_dup 2)
- (neg:GPR (match_operand:GPR 1 "gpc_reg_operand" "r")))
+ (neg:GPR (match_operand:GPR 1 "gpc_reg_operand" "")))
(parallel [(set (match_dup 3) (and:GPR (match_dup 1)
(match_dup 2)))
(clobber (scratch:CC))])
(set (match_dup 4) (clz:GPR (match_dup 3)))
- (set (match_operand:GPR 0 "gpc_reg_operand" "=r")
+ (set (match_operand:GPR 0 "gpc_reg_operand" "")
(minus:GPR (match_dup 5) (match_dup 4)))]
""
{
operands[5] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode));
})
-(define_expand "popcount<mode>2"
- [(set (match_dup 2)
- (unspec:GPR [(match_operand:GPR 1 "gpc_reg_operand" "r")]
- UNSPEC_POPCNTB))
- (set (match_dup 3)
- (mult:GPR (match_dup 2) (match_dup 4)))
- (set (match_operand:GPR 0 "gpc_reg_operand" "=r")
- (lshiftrt:GPR (match_dup 3) (match_dup 5)))]
- "TARGET_POPCNTB"
- {
- operands[2] = gen_reg_rtx (<MODE>mode);
- operands[3] = gen_reg_rtx (<MODE>mode);
- operands[4] = force_reg (<MODE>mode,
- <MODE>mode == SImode
- ? GEN_INT (0x01010101)
- : GEN_INT ((HOST_WIDE_INT)
- 0x01010101 << 32 | 0x01010101));
- operands[5] = GEN_INT (GET_MODE_BITSIZE (<MODE>mode) - 8);
- })
-
(define_insn "popcntb<mode>2"
[(set (match_operand:GPR 0 "gpc_reg_operand" "=r")
(unspec:GPR [(match_operand:GPR 1 "gpc_reg_operand" "r")]
"TARGET_POPCNTB"
"popcntb %0,%1")
+(define_expand "popcount<mode>2"
+ [(set (match_operand:GPR 0 "gpc_reg_operand" "")
+ (popcount:GPR (match_operand:GPR 1 "gpc_reg_operand" "")))]
+ "TARGET_POPCNTB"
+ {
+ rs6000_emit_popcount (operands[0], operands[1]);
+ DONE;
+ })
+
+(define_expand "parity<mode>2"
+ [(set (match_operand:GPR 0 "gpc_reg_operand" "")
+ (parity:GPR (match_operand:GPR 1 "gpc_reg_operand" "")))]
+ "TARGET_POPCNTB"
+ {
+ rs6000_emit_parity (operands[0], operands[1]);
+ DONE;
+ })
+
+(define_insn "bswapsi2"
+ [(set (match_operand:SI 0 "reg_or_mem_operand" "=r,Z,&r")
+ (bswap:SI (match_operand:SI 1 "reg_or_mem_operand" "Z,r,r")))]
+ ""
+ "@
+ {lbrx|lwbrx} %0,%y1
+ {stbrx|stwbrx} %1,%y0
+ #"
+ [(set_attr "length" "4,4,12")])
+
+(define_split
+ [(set (match_operand:SI 0 "gpc_reg_operand" "")
+ (bswap:SI (match_operand:SI 1 "gpc_reg_operand" "")))]
+ "reload_completed"
+ [(set (match_dup 0)
+ (rotate:SI (match_dup 1) (const_int 8)))
+ (set (zero_extract:SI (match_dup 0)
+ (const_int 8)
+ (const_int 0))
+ (match_dup 1))
+ (set (zero_extract:SI (match_dup 0)
+ (const_int 8)
+ (const_int 16))
+ (rotate:SI (match_dup 1)
+ (const_int 16)))]
+ "")
+
(define_expand "mulsi3"
[(use (match_operand:SI 0 "gpc_reg_operand" ""))
(use (match_operand:SI 1 "gpc_reg_operand" ""))
(clobber (match_dup 4))
(clobber (match_dup 5))
(clobber (match_dup 6))])]
- "TARGET_HARD_FLOAT && TARGET_FPRS"
+ "TARGET_HARD_FLOAT && (TARGET_FPRS || TARGET_E500_DOUBLE)"
"
{
if (TARGET_E500_DOUBLE)
[(set (match_operand:SI 0 "gpc_reg_operand" "")
(truncate:SI
(lshiftrt:DI (mult:DI (sign_extend:DI
- (match_operand:SI 1 "gpc_reg_operand" "%r"))
+ (match_operand:SI 1 "gpc_reg_operand" ""))
(sign_extend:DI
- (match_operand:SI 2 "gpc_reg_operand" "r")))
+ (match_operand:SI 2 "gpc_reg_operand" "")))
(const_int 32))))]
""
"
operands[1], 0))
{
output_asm_insn (\"{cal|la} %0,4(%0)\", &addreg);
- output_asm_insn (\"{lx|lwzx} %L0,%1\", operands);
+ output_asm_insn (\"{l%X1|lwz%X1} %L0,%1\", operands);
output_asm_insn (\"{cal|la} %0,-4(%0)\", &addreg);
- return \"{lx|lwzx} %0,%1\";
+ return \"{l%X1|lwz%X1} %0,%1\";
}
else
{
- output_asm_insn (\"{lx|lwzx} %0,%1\", operands);
+ output_asm_insn (\"{l%X1|lwz%X1} %0,%1\", operands);
output_asm_insn (\"{cal|la} %0,4(%0)\", &addreg);
- output_asm_insn (\"{lx|lwzx} %L0,%1\", operands);
+ output_asm_insn (\"{l%X1|lwz%X1} %L0,%1\", operands);
output_asm_insn (\"{cal|la} %0,-4(%0)\", &addreg);
return \"\";
}
rtx addreg;
addreg = find_addr_reg (XEXP (operands[0], 0));
- output_asm_insn (\"{stx|stwx} %1,%0\", operands);
+ output_asm_insn (\"{st%X0|stw%X0} %1,%0\", operands);
output_asm_insn (\"{cal|la} %0,4(%0)\", &addreg);
- output_asm_insn (\"{stx|stwx} %L1,%0\", operands);
+ output_asm_insn (\"{st%X0|stw%X0} %L1,%0\", operands);
output_asm_insn (\"{cal|la} %0,-4(%0)\", &addreg);
return \"\";
}
[(set_attr "length" "8,8,8,20,20,16")])
(define_insn_and_split "*movtf_softfloat"
- [(set (match_operand:TF 0 "nonimmediate_operand" "=r,Y,r")
+ [(set (match_operand:TF 0 "rs6000_nonimmediate_operand" "=r,Y,r")
(match_operand:TF 1 "input_operand" "YGHF,r,r"))]
"!TARGET_IEEEQUAD
&& (TARGET_SOFT_FLOAT || !TARGET_FPRS) && TARGET_LONG_DOUBLE_128
[(set_attr "length" "20,20,16")])
(define_expand "extenddftf2"
+ [(set (match_operand:TF 0 "nonimmediate_operand" "")
+ (float_extend:TF (match_operand:DF 1 "input_operand" "")))]
+ "!TARGET_IEEEQUAD
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
+{
+ if (TARGET_E500_DOUBLE)
+ emit_insn (gen_spe_extenddftf2 (operands[0], operands[1]));
+ else
+ emit_insn (gen_extenddftf2_fprs (operands[0], operands[1]));
+ DONE;
+})
+
+(define_expand "extenddftf2_fprs"
[(parallel [(set (match_operand:TF 0 "nonimmediate_operand" "")
(float_extend:TF (match_operand:DF 1 "input_operand" "")))
(use (match_dup 2))])]
[(set (match_operand:TF 0 "nonimmediate_operand" "")
(float_extend:TF (match_operand:SF 1 "gpc_reg_operand" "")))]
"!TARGET_IEEEQUAD
- && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
{
rtx tmp = gen_reg_rtx (DFmode);
emit_insn (gen_extendsfdf2 (tmp, operands[1]));
[(set (match_operand:DF 0 "gpc_reg_operand" "")
(float_truncate:DF (match_operand:TF 1 "gpc_reg_operand" "")))]
"!TARGET_IEEEQUAD
- && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
"")
(define_insn_and_split "trunctfdf2_internal1"
"fadd %0,%1,%L1"
[(set_attr "type" "fp")])
-(define_insn_and_split "trunctfsf2"
+(define_expand "trunctfsf2"
+ [(set (match_operand:SF 0 "gpc_reg_operand" "")
+ (float_truncate:SF (match_operand:TF 1 "gpc_reg_operand" "")))]
+ "!TARGET_IEEEQUAD
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
+{
+ if (TARGET_E500_DOUBLE)
+ emit_insn (gen_spe_trunctfsf2 (operands[0], operands[1]));
+ else
+ emit_insn (gen_trunctfsf2_fprs (operands[0], operands[1]));
+ DONE;
+})
+
+(define_insn_and_split "trunctfsf2_fprs"
[(set (match_operand:SF 0 "gpc_reg_operand" "=f")
(float_truncate:SF (match_operand:TF 1 "gpc_reg_operand" "f")))
(clobber (match_scratch:DF 2 "=f"))]
[(set (match_operand:TF 0 "gpc_reg_operand" "")
(float:TF (match_operand:SI 1 "gpc_reg_operand" "")))]
"!TARGET_IEEEQUAD
- && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
{
rtx tmp = gen_reg_rtx (DFmode);
expand_float (tmp, operands[1], false);
(set_attr "length" "20")])
(define_expand "fix_trunctfsi2"
+ [(set (match_operand:SI 0 "gpc_reg_operand" "")
+ (fix:SI (match_operand:TF 1 "gpc_reg_operand" "")))]
+ "!TARGET_IEEEQUAD
+ && (TARGET_POWER2 || TARGET_POWERPC)
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
+{
+ if (TARGET_E500_DOUBLE)
+ emit_insn (gen_spe_fix_trunctfsi2 (operands[0], operands[1]));
+ else
+ emit_insn (gen_fix_trunctfsi2_fprs (operands[0], operands[1]));
+ DONE;
+})
+
+(define_expand "fix_trunctfsi2_fprs"
[(parallel [(set (match_operand:SI 0 "gpc_reg_operand" "")
(fix:SI (match_operand:TF 1 "gpc_reg_operand" "")))
(clobber (match_dup 2))
DONE;
})
-(define_insn "negtf2"
+(define_expand "negtf2"
+ [(set (match_operand:TF 0 "gpc_reg_operand" "")
+ (neg:TF (match_operand:TF 1 "gpc_reg_operand" "")))]
+ "!TARGET_IEEEQUAD
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
+ "")
+
+(define_insn "negtf2_internal"
[(set (match_operand:TF 0 "gpc_reg_operand" "=f")
(neg:TF (match_operand:TF 1 "gpc_reg_operand" "f")))]
"!TARGET_IEEEQUAD
(set_attr "length" "8")])
(define_expand "abstf2"
- [(set (match_operand:TF 0 "gpc_reg_operand" "=f")
- (abs:TF (match_operand:TF 1 "gpc_reg_operand" "f")))]
+ [(set (match_operand:TF 0 "gpc_reg_operand" "")
+ (abs:TF (match_operand:TF 1 "gpc_reg_operand" "")))]
"!TARGET_IEEEQUAD
- && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ && TARGET_HARD_FLOAT
+ && (TARGET_FPRS || TARGET_E500_DOUBLE)
+ && TARGET_LONG_DOUBLE_128"
"
{
rtx label = gen_label_rtx ();
- emit_insn (gen_abstf2_internal (operands[0], operands[1], label));
+ if (TARGET_E500_DOUBLE)
+ {
+ if (flag_unsafe_math_optimizations)
+ emit_insn (gen_spe_abstf2_tst (operands[0], operands[1], label));
+ else
+ emit_insn (gen_spe_abstf2_cmp (operands[0], operands[1], label));
+ }
+ else
+ emit_insn (gen_abstf2_internal (operands[0], operands[1], label));
emit_label (label);
DONE;
}")
(define_expand "abstf2_internal"
- [(set (match_operand:TF 0 "gpc_reg_operand" "=f")
- (match_operand:TF 1 "gpc_reg_operand" "f"))
+ [(set (match_operand:TF 0 "gpc_reg_operand" "")
+ (match_operand:TF 1 "gpc_reg_operand" ""))
(set (match_dup 3) (match_dup 5))
(set (match_dup 5) (abs:DF (match_dup 5)))
(set (match_dup 4) (compare:CCFP (match_dup 3) (match_dup 5)))
; List r->r after r->"o<>", otherwise reload will try to reload a
; non-offsettable address by using r->r which won't make progress.
(define_insn "*movdi_internal32"
- [(set (match_operand:DI 0 "nonimmediate_operand" "=o<>,r,r,*f,*f,m,r")
+ [(set (match_operand:DI 0 "rs6000_nonimmediate_operand" "=o<>,r,r,*f,*f,m,r")
(match_operand:DI 1 "input_operand" "r,r,m,f,m,f,IJKnGHF"))]
"! TARGET_POWERPC64
&& (gpc_reg_operand (operands[0], DImode)
}")
(define_split
- [(set (match_operand:DI 0 "nonimmediate_operand" "")
+ [(set (match_operand:DI 0 "rs6000_nonimmediate_operand" "")
(match_operand:DI 1 "input_operand" ""))]
"reload_completed && !TARGET_POWERPC64
&& gpr_or_gpr_p (operands[0], operands[1])"
;; We move the back-chain and decrement the stack pointer.
(define_expand "allocate_stack"
- [(set (match_operand 0 "gpc_reg_operand" "=r")
+ [(set (match_operand 0 "gpc_reg_operand" "")
(minus (reg 1) (match_operand 1 "reg_or_short_operand" "")))
(set (reg 1)
(minus (reg 1) (match_dup 1)))]
(define_expand "bunordered"
[(use (match_operand 0 "" ""))]
- "! (TARGET_HARD_FLOAT && TARGET_E500 && !TARGET_FPRS)"
+ "! (TARGET_HARD_FLOAT && !TARGET_FPRS)"
"{ rs6000_emit_cbranch (UNORDERED, operands[0]); DONE; }")
(define_expand "bordered"
[(use (match_operand 0 "" ""))]
- "! (TARGET_HARD_FLOAT && TARGET_E500 && !TARGET_FPRS)"
+ "! (TARGET_HARD_FLOAT && !TARGET_FPRS)"
"{ rs6000_emit_cbranch (ORDERED, operands[0]); DONE; }")
(define_expand "buneq"
(define_expand "sunordered"
[(clobber (match_operand:SI 0 "gpc_reg_operand" ""))]
- "! (TARGET_HARD_FLOAT && TARGET_E500 && !TARGET_FPRS)"
+ "! (TARGET_HARD_FLOAT && !TARGET_FPRS)"
"{ rs6000_emit_sCOND (UNORDERED, operands[0]); DONE; }")
(define_expand "sordered"
[(clobber (match_operand:SI 0 "gpc_reg_operand" ""))]
- "! (TARGET_HARD_FLOAT && TARGET_E500 && !TARGET_FPRS)"
+ "! (TARGET_HARD_FLOAT && !TARGET_FPRS)"
"{ rs6000_emit_sCOND (ORDERED, operands[0]); DONE; }")
(define_expand "suneq"
(define_expand "tablejumpdi"
[(set (match_dup 4)
- (sign_extend:DI (match_operand:SI 0 "lwa_operand" "rm")))
+ (sign_extend:DI (match_operand:SI 0 "lwa_operand" "")))
(set (match_dup 3)
(plus:DI (match_dup 4)
(match_dup 2)))
; faster; for instance, on the 601 and 750.
(define_expand "movsi_to_cr_one"
- [(set (match_operand:CC 0 "cc_reg_operand" "=y")
- (unspec:CC [(match_operand:SI 1 "gpc_reg_operand" "r")
+ [(set (match_operand:CC 0 "cc_reg_operand" "")
+ (unspec:CC [(match_operand:SI 1 "gpc_reg_operand" "")
(match_dup 2)] UNSPEC_MOVESI_TO_CR))]
""
"operands[2] = GEN_INT (1 << (75 - REGNO (operands[0])));")
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