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-rw-r--r--sysdeps/ia64/fpu/e_remainder.S113
1 files changed, 64 insertions, 49 deletions
diff --git a/sysdeps/ia64/fpu/e_remainder.S b/sysdeps/ia64/fpu/e_remainder.S
index f655567f52..d8a27722de 100644
--- a/sysdeps/ia64/fpu/e_remainder.S
+++ b/sysdeps/ia64/fpu/e_remainder.S
@@ -1,10 +1,10 @@
-.file "remainder.s"
-
-
-// Copyright (c) 2000 - 2003, Intel Corporation
+ .file "remainder.asm"
+// Copyright (C) 2000, 2001, Intel Corporation
// All rights reserved.
//
-// Contributed 2000 by the Intel Numerics Group, Intel Corporation
+// Contributed 2/2/2000 by John Harrison, Cristina Iordache, Ted Kubaska, Bob Norin,
+// Shane Story, and Ping Tak Peter Tang of the Computational Software Lab,
+// Intel Corporation.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
@@ -20,7 +20,7 @@
// * The name of Intel Corporation may not be used to endorse or promote
// products derived from this software without specific prior written
// permission.
-
+//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
@@ -35,19 +35,17 @@
//
// Intel Corporation is the author of this code, and requests that all
// problem reports or change requests be submitted to it directly at
-// http://www.intel.com/software/products/opensource/libraries/num.htm.
+// http://developer.intel.com/opensource.
//
// History
//====================================================================
-// 02/02/00 Initial version
-// 03/02/00 New Algorithm
-// 04/04/00 Unwind support added
-// 07/21/00 Fixed quotient=2^{24*m+23}*1.q1...q23 1 bug
-// 08/15/00 Bundle added after call to __libm_error_support to properly
+// 2/02/00 Initial version
+// 3/02/00 New Algorithm
+// 4/04/00 Unwind support added
+// 7/21/00 Fixed quotient=2^{24*m+23}*1.q1...q23 1 bug
+// 8/15/00 Bundle added after call to __libm_error_support to properly
// set [the previously overwritten] GR_Parameter_RESULT.
-// 11/29/00 Set FR_Y to f9
-// 05/20/02 Cleaned up namespace and sf0 syntax
-// 02/10/03 Reordered header: .section, .global, .proc, .align
+//11/29/00 Set FR_Y to f9
//
// API
//====================================================================
@@ -80,12 +78,16 @@
// a=+/- Inf, or b=+/-0: return NaN, call libm_error_support
// a=NaN or b=NaN: return NaN
+#include "libm_support.h"
+
// Registers used
//====================================================================
// Predicate registers: p6-p14
// General registers: r2,r3,r28,r29,r32 (ar.pfs), r33-r39
// Floating point registers: f6-f15,f32
+ .section .text
+
GR_SAVE_B0 = r33
GR_SAVE_PFS = r34
GR_SAVE_GP = r35
@@ -101,9 +103,18 @@ FR_Y = f9
FR_RESULT = f8
-.section .text
-GLOBAL_IEEE754_ENTRY(remainder)
+ .proc remainder#
+ .align 32
+ .global remainder#
+ .align 32
+
+remainder:
+#ifdef _LIBC
+.global __remainder
+.type __remainder,@function
+__remainder:
+#endif
// inputs in f8, f9
// result in f8
@@ -128,7 +139,7 @@ GLOBAL_IEEE754_ENTRY(remainder)
// Y +-NAN, +-inf, +-0? p11
{ .mfi
setf.exp f32=r28
- fclass.m.unc p11,p0 = f9, 0xe7
+(p0) fclass.m.unc p11,p0 = f9, 0xe7
nop.i 999
}
// qnan snan inf norm unorm 0 -+
@@ -137,7 +148,7 @@ GLOBAL_IEEE754_ENTRY(remainder)
// X +-NAN, +-inf, ? p9
{ .mfi
nop.m 999
- fclass.m.unc p9,p0 = f8, 0xe3
+(p0) fclass.m.unc p9,p0 = f8, 0xe3
nop.i 999;;
}
@@ -156,8 +167,8 @@ GLOBAL_IEEE754_ENTRY(remainder)
}
{.bbb
- (p9) br.cond.spnt FREM_X_NAN_INF
- (p11) br.cond.spnt FREM_Y_NAN_INF_ZERO
+ (p9) br.cond.spnt L(FREM_X_NAN_INF)
+ (p11) br.cond.spnt L(FREM_Y_NAN_INF_ZERO)
nop.b 0
} {.mfi
nop.m 0
@@ -167,7 +178,7 @@ GLOBAL_IEEE754_ENTRY(remainder)
}
-remloop24:
+L(remloop24):
{ .mfi
nop.m 0
// Step (2)
@@ -189,7 +200,7 @@ remloop24:
{.mfi
nop.m 0
// q1=q0*(1+e0)
- (p6) fma.s1 f15=f12,f7,f12
+ fma.s1 f15=f12,f7,f12
nop.i 0
}
{ .mfi
@@ -320,7 +331,7 @@ remloop24:
// (p9) set r=r2 (new a, if not last iteration)
// (p10) new a =r
(p10) mov f13=f6
- (p12) br.cond.sptk remloop24;;
+ (p12) br.cond.sptk L(remloop24);;
}
// last iteration
@@ -377,7 +388,7 @@ remloop24:
}
-FREM_X_NAN_INF:
+L(FREM_X_NAN_INF):
// Y zero ?
{.mfi
@@ -394,19 +405,19 @@ FREM_X_NAN_INF:
nop.m 0
nop.i 0
// if Y zero
- (p11) br.cond.spnt FREM_Y_ZERO;;
+ (p11) br.cond.spnt L(FREM_Y_ZERO);;
}
// X infinity? Return QNAN indefinite
{ .mfi
nop.m 999
- fclass.m.unc p8,p0 = f8, 0x23
+(p0) fclass.m.unc p8,p0 = f8, 0x23
nop.i 999
}
// X infinity? Return QNAN indefinite
{ .mfi
nop.m 999
- fclass.m.unc p11,p0 = f8, 0x23
+(p0) fclass.m.unc p11,p0 = f8, 0x23
nop.i 999;;
}
// Y NaN ?
@@ -434,14 +445,14 @@ FREM_X_NAN_INF:
}
{ .mfi
nop.m 999
-(p8) fma.d.s0 f8=f8,f1,f0
+(p8) fma.d f8=f8,f1,f0
nop.i 0 ;;
}
{ .mfb
nop.m 999
frcpa.s0 f8,p7=f8,f9
- (p11) br.cond.spnt EXP_ERROR_RETURN;;
+ (p11) br.cond.spnt L(EXP_ERROR_RETURN);;
}
{ .mib
nop.m 0
@@ -450,35 +461,35 @@ FREM_X_NAN_INF:
}
-FREM_Y_NAN_INF_ZERO:
+L(FREM_Y_NAN_INF_ZERO):
// Y INF
{ .mfi
nop.m 999
- fclass.m.unc p7,p0 = f9, 0x23
+(p0) fclass.m.unc p7,p0 = f9, 0x23
nop.i 999 ;;
}
{ .mfb
nop.m 999
-(p7) fma.d.s0 f8=f8,f1,f0
+(p7) fma.d f8=f8,f1,f0
(p7) br.ret.spnt b0 ;;
}
// Y NAN?
{ .mfi
nop.m 999
- fclass.m.unc p9,p0 = f9, 0xc3
+(p0) fclass.m.unc p9,p0 = f9, 0xc3
nop.i 999 ;;
}
{ .mfb
nop.m 999
-(p9) fma.d.s0 f8=f9,f1,f0
+(p9) fma.d f8=f9,f1,f0
(p9) br.ret.spnt b0 ;;
}
-FREM_Y_ZERO:
+L(FREM_Y_ZERO):
// Y zero? Must be zero at this point
// because it is the only choice left.
// Return QNAN indefinite
@@ -486,7 +497,7 @@ FREM_Y_ZERO:
// X NAN?
{ .mfi
nop.m 999
- fclass.m.unc p9,p10 = f8, 0xc3
+(p0) fclass.m.unc p9,p10 = f8, 0xc3
nop.i 999 ;;
}
{ .mfi
@@ -497,42 +508,47 @@ FREM_Y_ZERO:
{.mfi
nop.m 999
- (p9) frcpa.s0 f11,p7=f8,f0
+ (p9) frcpa f11,p7=f8,f0
nop.i 0;;
}
{ .mfi
nop.m 999
-(p10) frcpa.s0 f11,p7 = f0,f0
+(p10) frcpa f11,p7 = f0,f0
nop.i 999;;
}
{ .mfi
nop.m 999
- fmerge.s f10 = f8, f8
+(p0) fmerge.s f10 = f8, f8
nop.i 999
}
{ .mfi
nop.m 999
- fma.d.s0 f8=f11,f1,f0
+(p0) fma.d f8=f11,f1,f0
nop.i 999
}
-EXP_ERROR_RETURN:
+L(EXP_ERROR_RETURN):
{ .mib
- mov GR_Parameter_TAG = 124
+(p0) mov GR_Parameter_TAG = 124
nop.i 999
- br.sptk __libm_error_region;;
+(p0) br.sptk __libm_error_region;;
}
-GLOBAL_IEEE754_END(remainder)
+.endp remainder
+ASM_SIZE_DIRECTIVE(remainder)
+#ifdef _LIBC
+ASM_SIZE_DIRECTIVE(__remainder)
+#endif
-LOCAL_LIBM_ENTRY(__libm_error_region)
+.proc __libm_error_region
+__libm_error_region:
.prologue
{ .mfi
add GR_Parameter_Y=-32,sp // Parameter 2 value
@@ -580,11 +596,10 @@ LOCAL_LIBM_ENTRY(__libm_error_region)
br.ret.sptk b0 // Return
};;
-LOCAL_LIBM_END(__libm_error_region)
+.endp __libm_error_region
+ASM_SIZE_DIRECTIVE(__libm_error_region)
.type __libm_error_support#,@function
.global __libm_error_support#
-
-
generated by cgit v1.2.3 (git 2.39.1) at 2024-06-20 07:27:48 +0000