+++ /dev/null
-; Subroutines for long double support on the HPPA
-; Copyright (C) 1999 Free Software Foundation, Inc.
-
-; This file is part of GNU CC.
-
-; GNU CC is free software; you can redistribute it and/or modify
-; it under the terms of the GNU General Public License as published by
-; the Free Software Foundation; either version 2, or (at your option)
-; any later version.
-
-; GNU CC is distributed in the hope that it will be useful,
-; but WITHOUT ANY WARRANTY; without even the implied warranty of
-; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-; GNU General Public License for more details.
-
-; In addition to the permissions in the GNU General Public License, the
-; Free Software Foundation gives you unlimited permission to link the
-; compiled version of this file with other programs, and to distribute
-; those programs without any restriction coming from the use of this
-; file. (The General Public License restrictions do apply in other
-; respects; for example, they cover modification of the file, and
-; distribution when not linked into another program.)
-
-; You should have received a copy of the GNU General Public License
-; along with GNU CC; see the file COPYING. If not, write to
-; the Free Software Foundation, 59 Temple Place - Suite 330,
-; Boston, MA 02111-1307, USA.
-
- .SPACE $TEXT$
- .SUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
- .compiler "quadlib.asm GNU_PA-RISC_Assembler 2.9.4"
- .IMPORT _U_Qfcmp,CODE
- .IMPORT _U_Qfsub,CODE
-
- .align 4
- .NSUBSPA $CODE$,QUAD=0,ALIGN=8,ACCESS=44,CODE_ONLY
- ;
- ; Check two long doubles for equality
- ;
- .EXPORT _U_Qfeq,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfeq
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 4,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,= 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Check two long doubles for inequality
- ;
- .EXPORT _U_Qfne,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfne
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 4,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,<> 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30),%r30
- .EXIT
- .PROCEND
-
- ;
- ; Check if opnd1 > opnd0
- ;
- .EXPORT _U_Qfgt,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfgt
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 17,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,= 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Check if opnd1 >= opnd0
- ;
- .EXPORT _U_Qfge,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfge
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 21,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,= 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Check if opnd1 < opnd0
- ;
- .EXPORT _U_Qflt,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qflt
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 9,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,= 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Check if opnd1 <= opnd0
- ;
- .EXPORT _U_Qfle,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfle
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Load the additional argument and call the comparison routine.
- ;
- bl _U_Qfcmp,%r2
- ldi 13,%r24
-
- ;
- ; The return from _U_Qfcmp is the masked C bit from the FP
- ; status register. Convert that to a 0 or 1.
- ;
- comiclr,= 0,%r28,%r28
- ldi 1,%r28
-
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Negate opnd0 and store in ret0
- ;
- .EXPORT _U_Qfneg,ENTRY,PRIV_LEV=3,ARGW0=GR,RTNVAL=GR
-_U_Qfneg
- .PROC
- .CALLINFO FRAME=128,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 128(%r30),%r30
-
- ;
- ; copy the value to be negated to the frame.
- ;
- ldw 0(0,%r26), %r25
- ldw 4(0,%r26), %r24
- ldw 8(0,%r26), %r23
- ldw 12(0,%r26),%r1
- stw %r25, -100(0,%r30)
- stw %r24, -96(0,%r30)
- stw %r23, -92(0,%r30)
- stw %r1, -88(0,%r30)
- ldo -100(%r30), %r25
-
- ;
- ; ret0 contains a pointer to the location for the return
- ; value. Initialize it to zero and pass it as arg0 to
- ; _U_Qfsub.
- ;
- copy %r28,%r26
- stw %r0,0(0,%r26)
- stw %r0,4(0,%r26)
- stw %r0,8(0,%r26)
- bl _U_Qfsub,%r2
- stw %r0,12(0,%r26)
-
- ;
- ; Return
- ;
- ldw -148(0,%r30),%r2
- bv 0(%r2)
- ldo -128(%r30), %r30
-
- .EXIT
- .PROCEND
-
- ;
- ; Compare opnd0 and opnd1. If opnd0 == opnd1, return 0.
- ; If opnd0 is greater than opnd1, return 1.
- ; Otherwise, return -1.
- ;
- .EXPORT _U_Qfcomp,ENTRY,PRIV_LEV=3,ARGW0=GR,ARGW1=GR,RTNVAL=GR
-_U_Qfcomp
- .PROC
- .CALLINFO FRAME=64,CALLS,SAVE_RP
- .ENTRY
- ;
- ; Build the frame
- ;
- stw %r2,-20(0,%r30)
- ldo 64(%r30),%r30
-
- ;
- ; Save arg0 and arg1.
- ;
- stw %r26, -60(0,%r30)
- stw %r25, -56(0,%r30)
- ;
- ; Check for equality
- ;
- bl _U_Qfcmp,%r2
- ldi 4, %r24
-
- comib,<> 0,%r28,done
- copy %r0, %r1
-
- ;
- ; Reset the parms and test for opnd0 > opnd1.
- ;
- ldw -60(0,%r30),%r26
- ldw -56(0,%r30),%r25
- bl _U_Qfcmp,%r2
- ldi 22,%r24
-
- ldi 1,%r1
- comiclr,<> 0,%r28,0
- ldi -1,%r1
-
-done
- copy %r1,%r28
- ;
- ; Return
- ;
- ldw -84(0,%r30),%r2
- bv 0(%r2)
- ldo -64(%r30), %r30
-
- .EXIT
- .PROCEND
--- /dev/null
+/* Subroutines for long double support.
+ Copyright (C) 2000 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING. If not, write to
+the Free Software Foundation, 59 Temple Place - Suite 330,
+Boston, MA 02111-1307, USA. */
+
+int _U_Qfcmp (long double a, long double b, int);
+long _U_Qfcnvfxt_quad_to_sgl (long double);
+
+int
+_U_Qfeq (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 4) != 0);
+}
+
+int
+_U_Qfne (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 4) == 0);
+}
+
+int
+_U_Qfgt (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 17) != 0);
+}
+
+int
+_U_Qfge (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 21) != 0);
+}
+
+int
+_U_Qflt (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 9) != 0);
+}
+
+int
+_U_Qfle (long double a, long double b)
+{
+ return (_U_Qfcmp (a, b, 13) != 0);
+}
+
+int
+_U_Qfcomp (long double a, long double b)
+{
+ if (_U_Qfcmp (a, b, 4) == 0)
+ return 0;
+
+ return (_U_Qfcmp (a, b, 22) != 0 ? 1 : -1);
+}
+
+
+long double
+_U_Qfneg (long double a)
+{
+ return (0.0L - a);
+}
+
+#ifdef __LP64__
+/* This routine is only necessary for the PA64 port; for reasons unknown
+ _U_Qfcnvfxt_quad_to_sgl returns the integer in the high 32bits of the
+ return value. Ugh. */
+int
+__U_Qfcnvfxt_quad_to_sgl (long double a)
+{
+ return _U_Qfcnvfxt_quad_to_sgl (a) >> 32;
+}
+#endif
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