From ab4f35d0300e5dcfc62837d79b0c59d309f2ebfc Mon Sep 17 00:00:00 2001
From: Tommy Thorn <tommy-git@thorn.ws>
Date: Sat, 8 Sep 2018 09:00:04 -0700
Subject: RV64 s{ll,ra,rl}w tests with non-canonical values

---
 isa/rv64ui/slliw.S | 7 +++++++
 isa/rv64ui/sllw.S  | 7 +++++++
 isa/rv64ui/sraiw.S | 7 +++++++
 isa/rv64ui/sraw.S  | 7 +++++++
 isa/rv64ui/srliw.S | 7 +++++++
 isa/rv64ui/srlw.S  | 7 +++++++
 6 files changed, 42 insertions(+)

(limited to 'isa/rv64ui')

diff --git a/isa/rv64ui/slliw.S b/isa/rv64ui/slliw.S
index 7822f09..0ed888b 100644
--- a/isa/rv64ui/slliw.S
+++ b/isa/rv64ui/slliw.S
@@ -35,6 +35,13 @@ RVTEST_CODE_BEGIN
   TEST_IMM_OP( 15, slliw, 0x0000000048484000, 0x0000000021212121, 14 );
   TEST_IMM_OP( 16, slliw, 0xffffffff80000000, 0x0000000021212121, 31 );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_IMM_OP( 44, slliw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_IMM_OP( 45, slliw, 0x0000000023456780, 0xffffffff12345678, 4 );
+  TEST_IMM_OP( 46, slliw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_IMM_OP( 47, slliw, 0xffffffff93456780, 0x0000000099345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
diff --git a/isa/rv64ui/sllw.S b/isa/rv64ui/sllw.S
index 59770ee..62b4db6 100644
--- a/isa/rv64ui/sllw.S
+++ b/isa/rv64ui/sllw.S
@@ -43,6 +43,13 @@ RVTEST_CODE_BEGIN
   TEST_RR_OP( 20, sllw, 0x0000000048484000, 0x0000000021212121, 0xffffffffffffffee );
   TEST_RR_OP( 21, sllw, 0xffffffff80000000, 0x0000000021212121, 0xffffffffffffffff );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_RR_OP( 44, sllw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_RR_OP( 45, sllw, 0x0000000023456780, 0xffffffff12345678, 4 );
+  TEST_RR_OP( 46, sllw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_RR_OP( 47, sllw, 0xffffffff93456780, 0x0000000099345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
diff --git a/isa/rv64ui/sraiw.S b/isa/rv64ui/sraiw.S
index 9240c9b..a435e59 100644
--- a/isa/rv64ui/sraiw.S
+++ b/isa/rv64ui/sraiw.S
@@ -35,6 +35,13 @@ RVTEST_CODE_BEGIN
   TEST_IMM_OP( 15, sraiw, 0xfffffffffffe0606, 0xffffffff81818181, 14 );
   TEST_IMM_OP( 16, sraiw, 0xffffffffffffffff, 0xffffffff81818181, 31 );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_IMM_OP( 44, sraiw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_IMM_OP( 45, sraiw, 0x0000000001234567, 0xffffffff12345678, 4 );
+  TEST_IMM_OP( 46, sraiw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_IMM_OP( 47, sraiw, 0xfffffffff9234567, 0x0000000092345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
diff --git a/isa/rv64ui/sraw.S b/isa/rv64ui/sraw.S
index 8c234c1..68d913e 100644
--- a/isa/rv64ui/sraw.S
+++ b/isa/rv64ui/sraw.S
@@ -43,6 +43,13 @@ RVTEST_CODE_BEGIN
   TEST_RR_OP( 20, sraw, 0xfffffffffffe0606, 0xffffffff81818181, 0xffffffffffffffee );
   TEST_RR_OP( 21, sraw, 0xffffffffffffffff, 0xffffffff81818181, 0xffffffffffffffff );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_RR_OP( 44, sraw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_RR_OP( 45, sraw, 0x0000000001234567, 0xffffffff12345678, 4 );
+  TEST_RR_OP( 46, sraw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_RR_OP( 47, sraw, 0xfffffffff9234567, 0x0000000092345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
diff --git a/isa/rv64ui/srliw.S b/isa/rv64ui/srliw.S
index a8b9fd7..471042f 100644
--- a/isa/rv64ui/srliw.S
+++ b/isa/rv64ui/srliw.S
@@ -35,6 +35,13 @@ RVTEST_CODE_BEGIN
   TEST_IMM_OP( 15, srliw, 0x0000000000008484, 0x0000000021212121, 14 );
   TEST_IMM_OP( 16, srliw, 0x0000000000000000, 0x0000000021212121, 31 );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_IMM_OP( 44, srliw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_IMM_OP( 45, srliw, 0x0000000001234567, 0xffffffff12345678, 4 );
+  TEST_IMM_OP( 46, srliw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_IMM_OP( 47, srliw, 0x0000000009234567, 0x0000000092345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
diff --git a/isa/rv64ui/srlw.S b/isa/rv64ui/srlw.S
index 24a492a..f0d1dae 100644
--- a/isa/rv64ui/srlw.S
+++ b/isa/rv64ui/srlw.S
@@ -43,6 +43,13 @@ RVTEST_CODE_BEGIN
   TEST_RR_OP( 20, srlw, 0x0000000000008484, 0x0000000021212121, 0xffffffffffffffee );
   TEST_RR_OP( 21, srlw, 0x0000000000000000, 0x0000000021212121, 0xffffffffffffffff );
 
+  # Verify that shifts ignore top 32 (using true 64-bit values)
+
+  TEST_RR_OP( 44, srlw, 0x0000000012345678, 0xffffffff12345678, 0 );
+  TEST_RR_OP( 45, srlw, 0x0000000001234567, 0xffffffff12345678, 4 );
+  TEST_RR_OP( 46, srlw, 0xffffffff92345678, 0x0000000092345678, 0 );
+  TEST_RR_OP( 47, srlw, 0x0000000009234567, 0x0000000092345678, 4 );
+
   #-------------------------------------------------------------
   # Source/Destination tests
   #-------------------------------------------------------------
-- 
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