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-rw-r--r--gcc/config/rs6000/rs6000.md204
1 files changed, 117 insertions, 87 deletions
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index 59c0193a0ea..3b062ce7cde 100644
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -1,6 +1,6 @@
;; 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 Free Software Foundation, Inc.
+;; 1999, 2000, 2001, 2002, 2003, 2004, 2005 Free Software Foundation, Inc.
;; Contributed by Richard Kenner (kenner@vlsi1.ultra.nyu.edu)
;; This file is part of GCC.
@@ -2404,61 +2404,6 @@
}"
[(set_attr "length" "8")])
-(define_insn_and_split "*andsi3_internal7"
- [(set (match_operand:CC 2 "cc_reg_operand" "=x,?y")
- (compare:CC (and:SI (match_operand:SI 0 "gpc_reg_operand" "r,r")
- (match_operand:SI 1 "mask_operand_wrap" "i,i"))
- (const_int 0)))
- (clobber (match_scratch:SI 3 "=r,r"))]
- "TARGET_POWERPC64"
- "#"
- "TARGET_POWERPC64"
- [(parallel [(set (match_dup 2)
- (compare:CC (and:SI (rotate:SI (match_dup 0) (match_dup 4))
- (match_dup 5))
- (const_int 0)))
- (clobber (match_dup 3))])]
- "
-{
- int mb = extract_MB (operands[1]);
- int me = extract_ME (operands[1]);
- operands[4] = GEN_INT (me + 1);
- operands[5] = GEN_INT (~((HOST_WIDE_INT) -1 << (33 + me - mb)));
-}"
- [(set_attr "type" "delayed_compare,compare")
- (set_attr "length" "4,8")])
-
-(define_insn_and_split "*andsi3_internal8"
- [(set (match_operand:CC 3 "cc_reg_operand" "=x,??y")
- (compare:CC (and:SI (match_operand:SI 1 "gpc_reg_operand" "r,r")
- (match_operand:SI 2 "mask_operand_wrap" "i,i"))
- (const_int 0)))
- (set (match_operand:SI 0 "gpc_reg_operand" "=r,r")
- (and:SI (match_dup 1)
- (match_dup 2)))]
- "TARGET_POWERPC64"
- "#"
- "TARGET_POWERPC64"
- [(parallel [(set (match_dup 3)
- (compare:CC (and:SI (rotate:SI (match_dup 1) (match_dup 4))
- (match_dup 5))
- (const_int 0)))
- (set (match_dup 0)
- (and:SI (rotate:SI (match_dup 1) (match_dup 4))
- (match_dup 5)))])
- (set (match_dup 0)
- (rotate:SI (match_dup 0) (match_dup 6)))]
- "
-{
- int mb = extract_MB (operands[2]);
- int me = extract_ME (operands[2]);
- operands[4] = GEN_INT (me + 1);
- operands[6] = GEN_INT (32 - (me + 1));
- operands[5] = GEN_INT (~((HOST_WIDE_INT) -1 << (33 + me - mb)));
-}"
- [(set_attr "type" "delayed_compare,compare")
- (set_attr "length" "8,12")])
-
(define_expand "iorsi3"
[(set (match_operand:SI 0 "gpc_reg_operand" "")
(ior:SI (match_operand:SI 1 "gpc_reg_operand" "")
@@ -5245,16 +5190,18 @@
(define_expand "floatdisf2"
[(set (match_operand:SF 0 "gpc_reg_operand" "")
(float:SF (match_operand:DI 1 "gpc_reg_operand" "")))]
- "TARGET_64BIT && TARGET_HARD_FLOAT && TARGET_FPRS"
+ "TARGET_POWERPC64 && TARGET_HARD_FLOAT && TARGET_FPRS"
"
{
+ rtx val = operands[1];
if (!flag_unsafe_math_optimizations)
{
rtx label = gen_label_rtx ();
- emit_insn (gen_floatdisf2_internal2 (operands[1], label));
+ val = gen_reg_rtx (DImode);
+ emit_insn (gen_floatdisf2_internal2 (val, operands[1], label));
emit_label (label);
}
- emit_insn (gen_floatdisf2_internal1 (operands[0], operands[1]));
+ emit_insn (gen_floatdisf2_internal1 (operands[0], val));
DONE;
}")
@@ -5279,30 +5226,31 @@
;; by a bit that won't be lost at that stage, but is below the SFmode
;; rounding position.
(define_expand "floatdisf2_internal2"
- [(parallel [(set (match_dup 4)
- (compare:CC (and:DI (match_operand:DI 0 "" "")
- (const_int 2047))
- (const_int 0)))
- (set (match_dup 2) (and:DI (match_dup 0) (const_int 2047)))
- (clobber (match_scratch:CC 7 ""))])
- (set (match_dup 3) (ashiftrt:DI (match_dup 0) (const_int 53)))
- (set (match_dup 3) (plus:DI (match_dup 3) (const_int 1)))
- (set (pc) (if_then_else (eq (match_dup 4) (const_int 0))
- (label_ref (match_operand:DI 1 "" ""))
- (pc)))
- (set (match_dup 5) (compare:CCUNS (match_dup 3) (const_int 2)))
- (set (pc) (if_then_else (ltu (match_dup 5) (const_int 0))
- (label_ref (match_dup 1))
+ [(set (match_dup 3) (ashiftrt:DI (match_operand:DI 1 "" "")
+ (const_int 53)))
+ (parallel [(set (match_operand:DI 0 "" "") (and:DI (match_dup 1)
+ (const_int 2047)))
+ (clobber (scratch:CC))])
+ (set (match_dup 3) (plus:DI (match_dup 3)
+ (const_int 1)))
+ (set (match_dup 0) (plus:DI (match_dup 0)
+ (const_int 2047)))
+ (set (match_dup 4) (compare:CCUNS (match_dup 3)
+ (const_int 3)))
+ (set (match_dup 0) (ior:DI (match_dup 0)
+ (match_dup 1)))
+ (parallel [(set (match_dup 0) (and:DI (match_dup 0)
+ (const_int -2048)))
+ (clobber (scratch:CC))])
+ (set (pc) (if_then_else (geu (match_dup 4) (const_int 0))
+ (label_ref (match_operand:DI 2 "" ""))
(pc)))
- (set (match_dup 0) (xor:DI (match_dup 0) (match_dup 2)))
- (set (match_dup 0) (ior:DI (match_dup 0) (const_int 2048)))]
- "TARGET_64BIT && TARGET_HARD_FLOAT && TARGET_FPRS"
+ (set (match_dup 0) (match_dup 1))]
+ "TARGET_POWERPC64 && TARGET_HARD_FLOAT && TARGET_FPRS"
"
{
- operands[2] = gen_reg_rtx (DImode);
operands[3] = gen_reg_rtx (DImode);
- operands[4] = gen_reg_rtx (CCmode);
- operands[5] = gen_reg_rtx (CCUNSmode);
+ operands[4] = gen_reg_rtx (CCUNSmode);
}")
;; Define the DImode operations that can be done in a small number
@@ -8311,14 +8259,36 @@
DONE;
})
-(define_insn "trunctfdf2"
+(define_expand "trunctfdf2"
+ [(set (match_operand:DF 0 "gpc_reg_operand" "")
+ (float_truncate:DF (match_operand:TF 1 "gpc_reg_operand" "")))]
+ "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN)
+ && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ "")
+
+(define_insn_and_split "trunctfdf2_internal1"
+ [(set (match_operand:DF 0 "gpc_reg_operand" "=f,?f")
+ (float_truncate:DF (match_operand:TF 1 "gpc_reg_operand" "0,f")))]
+ "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN) && !TARGET_XL_COMPAT
+ && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ "@
+ #
+ fmr %0,%1"
+ "&& reload_completed && REGNO (operands[0]) == REGNO (operands[1])"
+ [(const_int 0)]
+{
+ emit_note (NOTE_INSN_DELETED);
+ DONE;
+}
+ [(set_attr "type" "fp")])
+
+(define_insn "trunctfdf2_internal2"
[(set (match_operand:DF 0 "gpc_reg_operand" "=f")
(float_truncate:DF (match_operand:TF 1 "gpc_reg_operand" "f")))]
- "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN)
+ "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN) && TARGET_XL_COMPAT
&& TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
"fadd %0,%1,%L1"
- [(set_attr "type" "fp")
- (set_attr "length" "4")])
+ [(set_attr "type" "fp")])
(define_insn_and_split "trunctfsf2"
[(set (match_operand:SF 0 "gpc_reg_operand" "=f")
@@ -10081,11 +10051,10 @@
(define_insn "load_toc_v4_PIC_1b"
[(set (match_operand:SI 0 "register_operand" "=l")
- (match_operand:SI 1 "immediate_operand" "s"))
- (use (unspec [(match_dup 1) (match_operand 2 "immediate_operand" "s")]
+ (unspec:SI [(match_operand:SI 1 "immediate_operand" "s")]
UNSPEC_TOCPTR))]
"TARGET_ELF && DEFAULT_ABI != ABI_AIX && flag_pic == 2"
- "bcl 20,31,%1+4\\n%1:\\n\\t.long %2-%1"
+ "bcl 20,31,$+8\\n\\t.long %1-$"
[(set_attr "type" "branch")
(set_attr "length" "8")])
@@ -11349,11 +11318,72 @@
[(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
(compare:CCFP (match_operand:TF 1 "gpc_reg_operand" "f")
(match_operand:TF 2 "gpc_reg_operand" "f")))]
- "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN)
+ "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN) && !TARGET_XL_COMPAT
&& TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
"fcmpu %0,%1,%2\;bne %0,$+8\;fcmpu %0,%L1,%L2"
[(set_attr "type" "fpcompare")
(set_attr "length" "12")])
+
+(define_insn_and_split "*cmptf_internal2"
+ [(set (match_operand:CCFP 0 "cc_reg_operand" "=y")
+ (compare:CCFP (match_operand:TF 1 "gpc_reg_operand" "f")
+ (match_operand:TF 2 "gpc_reg_operand" "f")))
+ (clobber (match_scratch:DF 3 "=f"))
+ (clobber (match_scratch:DF 4 "=f"))
+ (clobber (match_scratch:DF 5 "=f"))
+ (clobber (match_scratch:DF 6 "=f"))
+ (clobber (match_scratch:DF 7 "=f"))
+ (clobber (match_scratch:DF 8 "=f"))
+ (clobber (match_scratch:DF 9 "=f"))
+ (clobber (match_scratch:DF 10 "=f"))]
+ "(DEFAULT_ABI == ABI_AIX || DEFAULT_ABI == ABI_DARWIN) && TARGET_XL_COMPAT
+ && TARGET_HARD_FLOAT && TARGET_FPRS && TARGET_LONG_DOUBLE_128"
+ "#"
+ "&& reload_completed"
+ [(set (match_dup 3) (match_dup 13))
+ (set (match_dup 4) (match_dup 14))
+ (set (match_dup 9) (abs:DF (match_dup 5)))
+ (set (match_dup 0) (compare:CCFP (match_dup 9) (match_dup 3)))
+ (set (pc) (if_then_else (ne (match_dup 0) (const_int 0))
+ (label_ref (match_dup 11))
+ (pc)))
+ (set (match_dup 0) (compare:CCFP (match_dup 5) (match_dup 7)))
+ (set (pc) (label_ref (match_dup 12)))
+ (match_dup 11)
+ (set (match_dup 10) (minus:DF (match_dup 5) (match_dup 7)))
+ (set (match_dup 9) (minus:DF (match_dup 6) (match_dup 8)))
+ (set (match_dup 9) (plus:DF (match_dup 10) (match_dup 9)))
+ (set (match_dup 0) (compare:CCFP (match_dup 7) (match_dup 4)))
+ (match_dup 12)]
+{
+ REAL_VALUE_TYPE rv;
+ const int lo_word = FLOAT_WORDS_BIG_ENDIAN ? GET_MODE_SIZE (DFmode) : 0;
+ const int hi_word = FLOAT_WORDS_BIG_ENDIAN ? 0 : GET_MODE_SIZE (DFmode);
+
+ operands[5] = simplify_gen_subreg (DFmode, operands[1], TFmode, hi_word);
+ operands[6] = simplify_gen_subreg (DFmode, operands[1], TFmode, lo_word);
+ operands[7] = simplify_gen_subreg (DFmode, operands[2], TFmode, hi_word);
+ operands[8] = simplify_gen_subreg (DFmode, operands[2], TFmode, lo_word);
+ operands[11] = gen_label_rtx ();
+ operands[12] = gen_label_rtx ();
+ real_inf (&rv);
+ operands[13] = force_const_mem (DFmode,
+ CONST_DOUBLE_FROM_REAL_VALUE (rv, DFmode));
+ operands[14] = force_const_mem (DFmode,
+ CONST_DOUBLE_FROM_REAL_VALUE (dconst0,
+ DFmode));
+ if (TARGET_TOC)
+ {
+ operands[13] = gen_rtx_MEM (DFmode,
+ create_TOC_reference (XEXP (operands[13], 0)));
+ operands[14] = gen_rtx_MEM (DFmode,
+ create_TOC_reference (XEXP (operands[14], 0)));
+ set_mem_alias_set (operands[13], get_TOC_alias_set ());
+ set_mem_alias_set (operands[14], get_TOC_alias_set ());
+ RTX_UNCHANGING_P (operands[13]) = 1;
+ RTX_UNCHANGING_P (operands[14]) = 1;
+ }
+})
;; Now we have the scc insns. We can do some combinations because of the
;; way the machine works.
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-15 09:29:02 +0000