From 241c14dc57c71e45e0b3b9c90141ecc3404ecd05 Mon Sep 17 00:00:00 2001
From: Yunsup Lee <yunsup@cs.berkeley.edu>
Date: Thu, 27 Feb 2014 16:09:10 -0800
Subject: add keepcfg test

---
 isa/rv64uv/Makefrag  |  2 +-
 isa/rv64uv/keepcfg.S | 83 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 84 insertions(+), 1 deletion(-)
 create mode 100644 isa/rv64uv/keepcfg.S

diff --git a/isa/rv64uv/Makefrag b/isa/rv64uv/Makefrag
index 1a92560..978a32b 100644
--- a/isa/rv64uv/Makefrag
+++ b/isa/rv64uv/Makefrag
@@ -4,7 +4,7 @@
 
 rv64uv_sc_tests = \
 	wakeup fence \
-	vsetcfgi vsetcfg vsetvl \
+	vsetcfgi vsetcfg vsetvl keepcfg \
 	vmvv vmsv \
 	vfmvv vfmsv \
 	utidx \
diff --git a/isa/rv64uv/keepcfg.S b/isa/rv64uv/keepcfg.S
new file mode 100644
index 0000000..b507405
--- /dev/null
+++ b/isa/rv64uv/keepcfg.S
@@ -0,0 +1,83 @@
+#*****************************************************************************
+# utidx.S
+#-----------------------------------------------------------------------------
+#
+# Test utidx instruction in a vf block.
+#
+
+#include "riscv_test.h"
+#include "test_macros.h"
+
+RVTEST_RV64UV
+RVTEST_CODE_BEGIN
+
+  vsetcfg 2,0
+  li s0,2048
+  vsetvl s0,s0
+
+  lui a0,%hi(vtcode1)
+  vf %lo(vtcode1)(a0)
+  la a4,dest1
+  vsd vx1,a4
+
+  vsetcfg 3,0
+  li s1,2048
+  vsetvl s1,s1
+
+  lui a0,%hi(vtcode2)
+  vf %lo(vtcode2)(a0)
+  la a4,dest2
+  vsd vx1,a4
+
+  fence
+
+  la a4,dest1
+  li a1,1
+loop1:
+  ld a0,0(a4)
+  addi TESTNUM,a1,2
+  bne a0,a1,fail
+  addi a4,a4,8
+  addi a1,a1,1
+  bne a1,s0,loop1
+
+  la a4,dest2
+  li a1,1024
+  li a2,1
+loop2:
+  ld a0,0(a4)
+  addi TESTNUM,a1,2
+  bne a0,a1,fail
+  addi a4,a4,8
+  addi a1,a1,1
+  addi a2,a2,1
+  bne a2,s1,loop2
+
+  j pass
+
+vtcode1:
+  utidx x1
+  addi x1,x1,1
+  stop
+
+vtcode2:
+  utidx x1
+  addi x1,x1,1024
+  stop
+
+  TEST_PASSFAIL
+
+RVTEST_CODE_END
+
+  .data
+RVTEST_DATA_BEGIN
+
+  TEST_DATA
+
+dest1:
+  .skip 16384
+
+dest2:
+  .skip 16384
+
+RVTEST_DATA_END
-- 
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