summaryrefslogtreecommitdiff
path: root/runtime/arm/i64_ucmp.s
diff options
context:
space:
mode:
authorGravatar xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e>2013-04-29 17:11:47 +0000
committerGravatar xleroy <xleroy@fca1b0fc-160b-0410-b1d3-a4f43f01ea2e>2013-04-29 17:11:47 +0000
commit5c84fd4adbcd8a63cc29fb0286cb46f18abde55c (patch)
tree39c5c7057d4a7da0b674d8427a9e8910927859f7 /runtime/arm/i64_ucmp.s
parent540bc673fd0e924c20521bb011de56f11c91c493 (diff)
Expand 64-bit integer comparisons into 32-bit integer comparisons.
git-svn-id: https://yquem.inria.fr/compcert/svn/compcert/trunk@2218 fca1b0fc-160b-0410-b1d3-a4f43f01ea2e
Diffstat (limited to 'runtime/arm/i64_ucmp.s')
-rw-r--r--runtime/arm/i64_ucmp.s51
1 files changed, 0 insertions, 51 deletions
diff --git a/runtime/arm/i64_ucmp.s b/runtime/arm/i64_ucmp.s
deleted file mode 100644
index 51a5fdb..0000000
--- a/runtime/arm/i64_ucmp.s
+++ /dev/null
@@ -1,51 +0,0 @@
-@ *****************************************************************
-@
-@ The Compcert verified compiler
-@
-@ Xavier Leroy, INRIA Paris-Rocquencourt
-@
-@ Copyright (c) 2013 Institut National de Recherche en Informatique et
-@ en Automatique.
-@
-@ Redistribution and use in source and binary forms, with or without
-@ modification, are permitted provided that the following conditions are met:
-@ * Redistributions of source code must retain the above copyright
-@ notice, this list of conditions and the following disclaimer.
-@ * Redistributions in binary form must reproduce the above copyright
-@ notice, this list of conditions and the following disclaimer in the
-@ documentation and/or other materials provided with the distribution.
-@ * Neither the name of the <organization> nor the
-@ names of its contributors may 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
-@ A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT
-@ HOLDER> BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-@ EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
-@ PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
-@ PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
-@ LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
-@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
-@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-@
-@ *********************************************************************
-
-@ Helper functions for 64-bit integer arithmetic. ARM version.
-
- .text
-
-@@@ Unsigned comparison
-
- .global __i64_ucmp
-__i64_ucmp:
- cmp r1, r3 @ compare high words
- cmpeq r0, r2 @ if equal, compare low words instead
- moveq r0, #0 @ res = 0 if eq
- movhi r0, #1 @ res = 1 if unsigned higher
- mvnlo r0, #0 @ res = -1 if unsigned lower
- bx lr
- .type __i64_ucmp, %function
- .size __i64_ucmp, . - __i64_ucmp
-