mirror/gcc
2
0
Fork 0
mirror of git://gcc.gnu.org/git/gcc.git synced 2025-03-19 12:11:28 +08:00
Code Issues Packages Projects Releases Wiki Activity

Patch to fix sparc multiply failures, reported by Laurent Bonnaud.

Browse Source 
* sparc.md (mulsidi3): Call const v8plus and v8plus routines.
	(mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
	(smuldi3_highpart): Call const v8plus routine.
	(smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
	(const_smulsi3_highpart_v8plus): New pattern.
	(smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
	(umulsidi3): Call const v8plus routine.
	(umulsi3_highpart): Handle const before v8plus.  Call const v8plus
	routine.
	(umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
	(umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.

From-SVN: r19470
This commit is contained in:
Jim Wilson 1998-04-28 17:55:22 +00:00 committed by Jim Wilson
parent b69b1501dc
commit 2cea586a7e
2 changed files with 74 additions and 14 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
gcc/ChangeLog
View File

@ -1,3 +1,17 @@
Tue Apr 28 17:53:33 1998 Jim Wilson <wilson@cygnus.com>
* sparc.md (mulsidi3): Call const v8plus and v8plus routines.
(mulsidi3_v8plus, const_mulsidi3_v8plus): Delete asterisk from name.
(smuldi3_highpart): Call const v8plus routine.
(smulsi3_highpart_v8plus): Renamed from smulsidi3_highpart_v8plus.
(const_smulsi3_highpart_v8plus): New pattern.
(smulsi3_highpart_sp32): Renamed from smulsidi3_highpart_sp32.
(umulsidi3): Call const v8plus routine.
(umulsi3_highpart): Handle const before v8plus. Call const v8plus
routine.
(umulsi3_highpart_v8plus): Renamed from umulsidi3_highpart_v8plus.
(umulsi3_highpart_sp32): Renamed from umulsidi3_highpart_sp32.
Tue Apr 28 08:55:26 1998 Michael Meissner <meissner@cygnus.com>
* m32r.c (*_oper{and|ator}): Change enum arguments and return

74
gcc/config/sparc/sparc.md
View File

@ -4049,14 +4049,25 @@ return \"srl %1,0,%0\";
{
if (CONSTANT_P (operands[2]))
{
if (TARGET_V8PLUS)
{
emit_insn (gen_const_mulsidi3_v8plus (operands[0], operands[1],
operands[2]));
DONE;
}
emit_insn (gen_const_mulsidi3 (operands[0], operands[1], operands[2]));
DONE;
}
if (TARGET_V8PLUS)
{
emit_insn (gen_mulsidi3_v8plus (operands[0], operands[1], operands[2]));
DONE;
}
}")
;; V9 puts the 64 bit product in a 64 bit register. Only out or global
;; registers can hold 64 bit values in the V8plus environment.
(define_insn "*mulsidi3_v8plus"
(define_insn "mulsidi3_v8plus"
[(set (match_operand:DI 0 "register_operand" "=h,r")
(mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
(sign_extend:DI (match_operand:SI 2 "register_operand" "r,r"))))
@ -4067,7 +4078,7 @@ return \"srl %1,0,%0\";
smul %1,%2,%3\;srlx %3,32,%H0\;mov %3,%L0"
[(set_attr "length" "2,3")])
(define_insn "*const_mulsidi3_v8plus"
(define_insn "const_mulsidi3_v8plus"
[(set (match_operand:DI 0 "register_operand" "=h,r")
(mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
(match_operand:SI 2 "small_int" "I,I")))
@ -4117,18 +4128,26 @@ return \"srl %1,0,%0\";
{
if (CONSTANT_P (operands[2]))
{
if (TARGET_V8PLUS)
{
emit_insn (gen_const_smulsi3_highpart_v8plus (operands[0],
operands[1],
operands[2],
GEN_INT (32)));
DONE;
}
emit_insn (gen_const_smulsi3_highpart (operands[0], operands[1], operands[2]));
DONE;
}
if (TARGET_V8PLUS)
{
emit_insn (gen_smulsidi3_highpart_v8plus (operands[0], operands[1],
operands[2], GEN_INT (32)));
emit_insn (gen_smulsi3_highpart_v8plus (operands[0], operands[1],
operands[2], GEN_INT (32)));
DONE;
}
}")
(define_insn "smulsidi3_highpart_v8plus"
(define_insn "smulsi3_highpart_v8plus"
[(set (match_operand:SI 0 "register_operand" "=h,r")
(truncate:SI
(lshiftrt:DI (mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
@ -4141,7 +4160,20 @@ return \"srl %1,0,%0\";
smul %1,%2,%4\;srlx %4,%3,%0"
[(set_attr "length" "2")])
(define_insn "*smulsidi3_highpart_sp32"
(define_insn "const_smulsi3_highpart_v8plus"
[(set (match_operand:SI 0 "register_operand" "=h,r")
(truncate:SI
(lshiftrt:DI (mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
(match_operand:SI 2 "register_operand" "r,r"))
(match_operand:SI 3 "const_int_operand" "i,i"))))
(clobber (match_scratch:SI 4 "=X,&h"))]
"TARGET_V8PLUS"
"@
smul %1,%2,%0\;srlx %0,%3,%0
smul %1,%2,%4\;srlx %4,%3,%0"
[(set_attr "length" "2")])
(define_insn "*smulsi3_highpart_sp32"
[(set (match_operand:SI 0 "register_operand" "=r")
(truncate:SI
(lshiftrt:DI (mult:DI (sign_extend:DI (match_operand:SI 1 "register_operand" "r"))
@ -4170,6 +4202,12 @@ return \"srl %1,0,%0\";
{
if (CONSTANT_P (operands[2]))
{
if (TARGET_V8PLUS)
{
emit_insn (gen_const_umulsidi3_v8plus (operands[0], operands[1],
operands[2]));
DONE;
}
emit_insn (gen_const_umulsidi3 (operands[0], operands[1], operands[2]));
DONE;
}
@ -4239,20 +4277,28 @@ return \"srl %1,0,%0\";
"TARGET_HARD_MUL"
"
{
if (TARGET_V8PLUS)
{
emit_insn (gen_umulsidi3_highpart_v8plus (operands[0], operands[1],
operands[2], GEN_INT (32)));
DONE;
}
if (CONSTANT_P (operands[2]))
{
if (TARGET_V8PLUS)
{
emit_insn (gen_const_umulsi3_highpart_v8plus (operands[0],
operands[1],
operands[2],
GEN_INT (32)));
DONE;
}
emit_insn (gen_const_umulsi3_highpart (operands[0], operands[1], operands[2]));
DONE;
}
if (TARGET_V8PLUS)
{
emit_insn (gen_umulsi3_highpart_v8plus (operands[0], operands[1],
operands[2], GEN_INT (32)));
DONE;
}
}")
(define_insn "umulsidi3_highpart_v8plus"
(define_insn "umulsi3_highpart_v8plus"
[(set (match_operand:SI 0 "register_operand" "=h,r")
(truncate:SI
(lshiftrt:DI (mult:DI (zero_extend:DI (match_operand:SI 1 "register_operand" "r,r"))
@ -4278,7 +4324,7 @@ return \"srl %1,0,%0\";
umul %1,%2,%4\;srlx %4,%3,%0"
[(set_attr "length" "2")])
(define_insn "*umulsidi3_highpart_sp32"
(define_insn "*umulsi3_highpart_sp32"
[(set (match_operand:SI 0 "register_operand" "=r")
(truncate:SI
(lshiftrt:DI (mult:DI (zero_extend:DI (match_operand:SI 1 "register_operand" "r"))