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-rw-r--r--sysdeps/ia64/fpu/s_significand.S61
1 files changed, 27 insertions, 34 deletions
diff --git a/sysdeps/ia64/fpu/s_significand.S b/sysdeps/ia64/fpu/s_significand.S
index 84141daf4d..720e043e5c 100644
--- a/sysdeps/ia64/fpu/s_significand.S
+++ b/sysdeps/ia64/fpu/s_significand.S
@@ -1,10 +1,10 @@
.file "significand.s"
-// Copyright (C) 2000, 2001, Intel Corporation
+
+// Copyright (c) 2000 - 2003, Intel Corporation
// All rights reserved.
-//
-// Contributed 2/2/2000 by John Harrison, Ted Kubaska, Bob Norin, Shane Story,
-// and Ping Tak Peter Tang of the Computational Software Lab, Intel Corporation.
+//
+// Contributed 2000 by the Intel Numerics Group, 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
@@ -35,13 +35,15 @@
//
// Intel Corporation is the author of this code, and requests that all
// problem reports or change requests be submitted to it directly at
-// http://developer.intel.com/opensource.
+// http://www.intel.com/software/products/opensource/libraries/num.htm.
//
// History
//==============================================================
-// 2/02/00: Initial version
-// 4/04/00 Unwind support added
-// 5/31/00: Fixed bug when x a double-extended denormal
+// 02/02/00 Initial version
+// 04/04/00 Unwind support added
+// 05/31/00 Fixed bug when x a double-extended denormal
+// 05/20/02 Cleaned up namespace and sf0 syntax
+// 02/10/03 Reordered header: .section, .global, .proc, .align
//
// API
//==============================================================
@@ -56,18 +58,10 @@
// p6, p7
//
// floating-point registers used:
-// f8, f9, f10
-
-#include "libm_support.h"
-
-.align 32
-.global significand#
+// f8, f9, f10
.section .text
-.proc significand#
-.align 32
-
-significand:
+GLOBAL_LIBM_ENTRY(significand)
// qnan snan inf norm unorm 0 -+
// 1 1 1 0 0 1 11
@@ -75,19 +69,19 @@ significand:
// f10 gets f8(sign) with f1(exp,significand)
{ .mfi
nop.m 999
-(p0) fmerge.s f10 = f8,f1
+ fmerge.s f10 = f8,f1
nop.i 999
}
{ .mfi
nop.m 999
-(p0) fnorm f9 = f8
+ fnorm.s0 f9 = f8
nop.i 999 ;;
}
// Test for denormal input
{ .mfi
nop.m 999
-(p0) fclass.m.unc p7,p0 = f8, 0x0b
+ fclass.m.unc p7,p0 = f8, 0x0b
nop.i 999 ;;
}
@@ -97,14 +91,14 @@ significand:
// return sign(f8) exp(f8) significand(f8), normalized.
{ .mfi
nop.m 999
-(p0) fclass.m.unc p0,p6 = f8, 0xe7
+ fclass.m.unc p0,p6 = f8, 0xe7
nop.i 999 ;;
}
{ .mmb
nop.m 999
nop.m 999
-(p7) br.cond.spnt L(SIGNIFICAND_DENORM) ;; // Branch if x denormal
+(p7) br.cond.spnt SIGNIFICAND_DENORM ;; // Branch if x denormal
}
{ .mfi
@@ -115,29 +109,29 @@ significand:
{ .mfb
nop.m 999
-(p0) fnorm.d f8 = f8
-(p0) br.ret.sptk b0 ;;
+ fnorm.d.s0 f8 = f8
+ br.ret.sptk b0 ;;
}
-L(SIGNIFICAND_DENORM):
+SIGNIFICAND_DENORM:
// Here if x denorm
{ .mfi
nop.m 999
-(p0) fmerge.se f8 = f10,f9
+ fmerge.se f8 = f10,f9
nop.i 999 ;;
}
// Check if fnorm(x) still denormal, means x double-extended denormal
{ .mfi
nop.m 999
-(p0) fclass.m.unc p7,p0 = f9, 0x0b
+ fclass.m.unc p7,p0 = f9, 0x0b
nop.i 999 ;;
}
// This will be the final result unless x double-extended denormal
{ .mfi
nop.m 999
-(p0) fnorm.d f8 = f8
+ fnorm.d.s0 f8 = f8
nop.i 999 ;;
}
@@ -152,9 +146,8 @@ L(SIGNIFICAND_DENORM):
// Final normalization if x double-extended denorm
{ .mfb
nop.m 999
-(p7) fnorm.d f8 = f8
-(p0) br.ret.sptk b0 ;;
+(p7) fnorm.d.s0 f8 = f8
+ br.ret.sptk b0 ;;
}
-.endp significand
-ASM_SIZE_DIRECTIVE(significand)
+GLOBAL_LIBM_END(significand)