From 28f540f45bbacd939bfd07f213bcad2bf730b1bf Mon Sep 17 00:00:00 2001
From: Roland McGrath <roland@gnu.org>
Date: Sat, 18 Feb 1995 01:27:10 +0000
Subject: initial import

---
 sysdeps/alpha/macros.m4 | 34 ++++++++++++++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 sysdeps/alpha/macros.m4

(limited to 'sysdeps/alpha/macros.m4')

diff --git a/sysdeps/alpha/macros.m4 b/sysdeps/alpha/macros.m4
new file mode 100644
index 0000000000..f8c1fe9662
--- /dev/null
+++ b/sysdeps/alpha/macros.m4
@@ -0,0 +1,34 @@
+dnl NOTE: The $1 below is the argument to EXTEND, not register $1.
+define(EXTEND,
+`ifelse(SIZE, `l',
+`ifelse(SIGNED, `true',
+`	sextl $1, $1
+',dnl
+`	zapnot $1, 0xf, $1
+')')')dnl
+
+dnl FULLEXTEND -- extend the register named in the first argument
+define(FULLEXTEND,
+`ifelse(SIZE, `l',
+`	sextl $1, $1
+')')dnl
+
+dnl This is used by divqu.
+define(ADJQU,
+`ifelse(MODE, `qu',
+`	ldit	$f26, 18446744073709551616.0
+	addt	$f26, $1, $f26
+	fcmovlt	$1, $f26, $1
+')')dnl
+
+define(DOREM,
+`ifelse(BASEOP, `rem',
+`	/* Compute the remainder.  */
+ifelse(SIZE, `l',
+`	mull t11, t12, t11
+	subl t10, t11, t12
+',dnl Note mulq/subq were only really used in remq, but we will find out
+dnl   if assuming they apply to remqu as well is wrong or not.
+`	mulq t11, t12, t11
+	subq t10, t11, t12
+')')')dnl
-- 
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