From 4a71579b757d3a2eb6902c84391f429838ad4912 Mon Sep 17 00:00:00 2001
From: Paul Cercueil
Date: Thu, 30 Jan 2020 12:33:44 -0300
Subject: git subrepo clone https://git.savannah.gnu.org/git/lightning.git
 deps/lightning

subrepo:
  subdir:   "deps/lightning"
  merged:   "b0b8eb5"
upstream:
  origin:   "https://git.savannah.gnu.org/git/lightning.git"
  branch:   "master"
  commit:   "b0b8eb5"
git-subrepo:
  version:  "0.4.1"
  origin:   "https://github.com/ingydotnet/git-subrepo.git"
  commit:   "a04d8c2"
---
 deps/lightning/check/divi.tst | 85 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 85 insertions(+)
 create mode 100644 deps/lightning/check/divi.tst

(limited to 'deps/lightning/check/divi.tst')

diff --git a/deps/lightning/check/divi.tst b/deps/lightning/check/divi.tst
new file mode 100644
index 0000000..9c03ed8
--- /dev/null
+++ b/deps/lightning/check/divi.tst
@@ -0,0 +1,85 @@
+.data	128
+small_ops:
+.i	40 64 80
+large_ops:
+.i	98304 65536 163840
+fmt:
+.c	"%i/%i = %i (expected %i)\n"
+x:
+.c	"%d\n"
+.code
+	jmpi main
+
+#define generate_divider(operand)	\
+	name divider_##operand		\
+divider_##operand:			\
+	prolog				\
+	arg $i				\
+	getarg %r1 $i			\
+	divi %r2 %r1 operand		\
+	retr %r2			\
+	epilog
+generate_divider(8)
+generate_divider(32768)
+
+#define generate_test_divider(divisor)	\
+	name test_divider_##divisor	\
+test_divider_##divisor:			\
+	prolog				\
+	allocai 4 $loc			\
+	arg $p				\
+	arg $c				\
+	getarg %v0 $p			\
+	getarg %v1 $c			\
+	muli %v1 %v1 4			\
+	addr %v1 %v0 %v1		\
+loop_##divisor:				\
+	bger done_##divisor %v0 %v1	\
+	ldr_i %v2 %v0			\
+	prepare				\
+		pushargr %v2		\
+	finishi divider_##divisor	\
+	retval %v2			\
+	ldr_i %r2 %v0			\
+	divi %r0 %r2 divisor		\
+	/* save div result */		\
+	stxi_i $loc %fp %r0		\
+	prepare				\
+		pushargi fmt		\
+		ellipsis		\
+		pushargr %r2		\
+		pushargi divisor	\
+		pushargr %v2		\
+		pushargr %r0		\
+	finishi @printf			\
+	addi %v0 %v0 4			\
+	/* reload div result */		\
+	ldxi_i %r0 %fp $loc		\
+	beqr loop_##divisor %r0 %v2	\
+	/* return if failed */		\
+	reti 1				\
+done_##divisor:				\
+	reti 0				\
+	epilog
+generate_test_divider(8)
+generate_test_divider(32768)
+
+	name main
+main:
+	prolog
+	prepare
+		pushargi small_ops
+		pushargi 3
+	finishi test_divider_8
+	retval %r0
+	bnei fail %r0 0	
+	prepare
+		pushargi large_ops
+		pushargi 3
+	finishi test_divider_32768
+	retval %r0
+	bnei fail %r0 0	
+	reti 0
+fail:
+	reti 1
+	epilog
-- 
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