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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/config/rs6000/rs6000.md26
-rw-r--r--gcc/emit-rtl.c6
-rw-r--r--gcc/loop.c8
4 files changed, 29 insertions, 16 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 808a3af..405ea85 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-01-28 Dale Johannesen <dalej@apple.com>
+ * emit-rtl.c (const_double_htab_hash): Use mode in the hash.
+ * loop.c (scan_loop): Move movables on -Os rich-register targets.
+ * config/rs6000/rs6000.md (sibcall*): Use match_operand for LR.
+
2003-01-28 Richard Henderson <rth@redhat.com>
* target.h (targetm.address_cost): New.
diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md
index e35602b..34415c2 100644
--- a/gcc/config/rs6000/rs6000.md
+++ b/gcc/config/rs6000/rs6000.md
@@ -11115,7 +11115,7 @@
[(parallel [(call (mem:SI (match_operand 0 "address_operand" ""))
(match_operand 1 "" ""))
(use (match_operand 2 "" ""))
- (use (scratch:SI))
+ (use (match_operand 3 "" ""))
(return)])]
""
"
@@ -11129,6 +11129,7 @@
abort ();
operands[0] = XEXP (operands[0], 0);
+ operands[3] = gen_reg_rtx (SImode);
}")
@@ -11140,7 +11141,7 @@
[(call (mem:SI (match_operand:SI 0 "current_file_function_operand" "s,s"))
(match_operand 1 "" "g,g"))
(use (match_operand:SI 2 "immediate_operand" "O,n"))
- (use (match_scratch:SI 3 "=l,l"))
+ (use (match_operand:SI 3 "register_operand" "l,l"))
(return)]
"(INTVAL (operands[2]) & CALL_LONG) == 0"
"*
@@ -11160,7 +11161,7 @@
[(call (mem:SI (match_operand:DI 0 "current_file_function_operand" "s,s"))
(match_operand 1 "" "g,g"))
(use (match_operand:SI 2 "immediate_operand" "O,n"))
- (use (match_scratch:SI 3 "=l,l"))
+ (use (match_operand:SI 3 "register_operand" "l,l"))
(return)]
"TARGET_64BIT && (INTVAL (operands[2]) & CALL_LONG) == 0"
"*
@@ -11181,7 +11182,7 @@
(call (mem:SI (match_operand:SI 1 "current_file_function_operand" "s,s"))
(match_operand 2 "" "g,g")))
(use (match_operand:SI 3 "immediate_operand" "O,n"))
- (use (match_scratch:SI 4 "=l,l"))
+ (use (match_operand:SI 4 "register_operand" "l,l"))
(return)]
"(INTVAL (operands[3]) & CALL_LONG) == 0"
"*
@@ -11203,7 +11204,7 @@
(call (mem:SI (match_operand:DI 1 "current_file_function_operand" "s,s"))
(match_operand 2 "" "g,g")))
(use (match_operand:SI 3 "immediate_operand" "O,n"))
- (use (match_scratch:SI 4 "=l,l"))
+ (use (match_operand:SI 4 "register_operand" "l,l"))
(return)]
"TARGET_64BIT && (INTVAL (operands[3]) & CALL_LONG) == 0"
"*
@@ -11223,7 +11224,7 @@
[(call (mem:SI (match_operand:SI 0 "symbol_ref_operand" "s"))
(match_operand 1 "" "g"))
(use (match_operand:SI 2 "immediate_operand" "O"))
- (use (match_scratch:SI 3 "=l"))
+ (use (match_operand:SI 3 "register_operand" "l"))
(return)]
"TARGET_32BIT
&& DEFAULT_ABI == ABI_AIX
@@ -11236,7 +11237,7 @@
[(call (mem:SI (match_operand:DI 0 "symbol_ref_operand" "s"))
(match_operand 1 "" "g"))
(use (match_operand:SI 2 "immediate_operand" "O"))
- (use (match_scratch:SI 3 "=l"))
+ (use (match_operand:SI 3 "register_operand" "l"))
(return)]
"TARGET_64BIT
&& DEFAULT_ABI == ABI_AIX
@@ -11250,7 +11251,7 @@
(call (mem:SI (match_operand:SI 1 "symbol_ref_operand" "s"))
(match_operand 2 "" "g")))
(use (match_operand:SI 3 "immediate_operand" "O"))
- (use (match_scratch:SI 4 "=l"))
+ (use (match_operand:SI 4 "register_operand" "l"))
(return)]
"TARGET_32BIT
&& DEFAULT_ABI == ABI_AIX
@@ -11264,7 +11265,7 @@
(call (mem:SI (match_operand:DI 1 "symbol_ref_operand" "s"))
(match_operand 2 "" "g")))
(use (match_operand:SI 3 "immediate_operand" "O"))
- (use (match_scratch:SI 4 "=l"))
+ (use (match_operand:SI 4 "register_operand" "l"))
(return)]
"TARGET_64BIT
&& DEFAULT_ABI == ABI_AIX
@@ -11277,7 +11278,7 @@
[(call (mem:SI (match_operand:SI 0 "symbol_ref_operand" "s,s"))
(match_operand 1 "" ""))
(use (match_operand 2 "immediate_operand" "O,n"))
- (use (match_scratch:SI 3 "=l,l"))
+ (use (match_operand:SI 3 "register_operand" "l,l"))
(return)]
"(DEFAULT_ABI == ABI_DARWIN
|| DEFAULT_ABI == ABI_V4
@@ -11301,7 +11302,7 @@
(call (mem:SI (match_operand 1 "address_operand" ""))
(match_operand 2 "" "")))
(use (match_operand 3 "" ""))
- (use (scratch:SI))
+ (use (match_operand 4 "" ""))
(return)])]
""
"
@@ -11315,6 +11316,7 @@
abort ();
operands[1] = XEXP (operands[1], 0);
+ operands[4] = gen_reg_rtx (SImode);
}")
@@ -11323,7 +11325,7 @@
(call (mem:SI (match_operand:SI 1 "symbol_ref_operand" "s,s"))
(match_operand 2 "" "")))
(use (match_operand:SI 3 "immediate_operand" "O,n"))
- (use (match_scratch:SI 4 "=l,l"))
+ (use (match_operand:SI 4 "register_operand" "l,l"))
(return)]
"(DEFAULT_ABI == ABI_DARWIN
|| DEFAULT_ABI == ABI_V4
diff --git a/gcc/emit-rtl.c b/gcc/emit-rtl.c
index 5e719ae..ab950fd 100644
--- a/gcc/emit-rtl.c
+++ b/gcc/emit-rtl.c
@@ -237,7 +237,11 @@ const_double_htab_hash (x)
if (GET_MODE (value) == VOIDmode)
h = CONST_DOUBLE_LOW (value) ^ CONST_DOUBLE_HIGH (value);
else
- h = real_hash (CONST_DOUBLE_REAL_VALUE (value));
+ {
+ h = real_hash (CONST_DOUBLE_REAL_VALUE (value));
+ /* MODE is used in the comparison, so it should be in the hash. */
+ h ^= GET_MODE (value);
+ }
return h;
}
diff --git a/gcc/loop.c b/gcc/loop.c
index 50c1692..b366b54 100644
--- a/gcc/loop.c
+++ b/gcc/loop.c
@@ -1108,10 +1108,12 @@ scan_loop (loop, flags)
/* Now consider each movable insn to decide whether it is worth moving.
Store 0 in regs->array[I].set_in_loop for each reg I that is moved.
- Generally this increases code size, so do not move moveables when
- optimizing for code size. */
+ For machines with few registers this increases code size, so do not
+ move moveables when optimizing for code size on such machines.
+ (The 18 below is the value for i386.) */
- if (! optimize_size)
+ if (!optimize_size
+ || (reg_class_size[GENERAL_REGS] > 18 && !loop_info->has_call))
{
move_movables (loop, movables, threshold, insn_count);
generated by cgit v1.1 at 2025-04-28 14:59:26 +0000