From 202e762b322444344827acbf98162fcb2910e0dd Mon Sep 17 00:00:00 2001
From: Alan Modra <amodra@gmail.com>
Date: Sat, 11 Jan 2020 12:32:11 +1030
Subject: ubsan: fr30: left shift of negative value

cpu/
	* fr30.cpu (f-disp9, f-disp10, f-s10, f-rel9, f-rel12): Don't
	left shift signed values.
opcodes/
	* fr30-ibld.c: Regenerate.
---
 opcodes/ChangeLog   |  4 ++++
 opcodes/fr30-ibld.c | 10 +++++-----
 2 files changed, 9 insertions(+), 5 deletions(-)

(limited to 'opcodes')

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index e2e9b10..feeb7c5 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,5 +1,9 @@
 2020-01-13  Alan Modra  <amodra@gmail.com>
 
+	* fr30-ibld.c: Regenerate.
+
+2020-01-13  Alan Modra  <amodra@gmail.com>
+
 	* xgate-dis.c (print_insn): Don't left shift signed value.
 	(ripBits): Formatting, use 1u.
 
diff --git a/opcodes/fr30-ibld.c b/opcodes/fr30-ibld.c
index 8f12e4c..ea4ea0a 100644
--- a/opcodes/fr30-ibld.c
+++ b/opcodes/fr30-ibld.c
@@ -831,7 +831,7 @@ fr30_cgen_extract_operand (CGEN_CPU_DESC cd,
       {
         long value;
         length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, pc, & value);
-        value = ((value) << (2));
+        value = ((value) * (4));
         fields->f_disp10 = value;
       }
       break;
@@ -842,7 +842,7 @@ fr30_cgen_extract_operand (CGEN_CPU_DESC cd,
       {
         long value;
         length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 4, 8, 16, total_length, pc, & value);
-        value = ((value) << (1));
+        value = ((value) * (2));
         fields->f_disp9 = value;
       }
       break;
@@ -867,7 +867,7 @@ fr30_cgen_extract_operand (CGEN_CPU_DESC cd,
       {
         long value;
         length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 5, 11, 16, total_length, pc, & value);
-        value = ((((value) << (1))) + (((pc) + (2))));
+        value = ((((value) * (2))) + (((pc) + (2))));
         fields->f_rel12 = value;
       }
       break;
@@ -875,7 +875,7 @@ fr30_cgen_extract_operand (CGEN_CPU_DESC cd,
       {
         long value;
         length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED)|(1<<CGEN_IFLD_PCREL_ADDR), 0, 8, 8, 16, total_length, pc, & value);
-        value = ((((value) << (1))) + (((pc) + (2))));
+        value = ((((value) * (2))) + (((pc) + (2))));
         fields->f_rel9 = value;
       }
       break;
@@ -905,7 +905,7 @@ fr30_cgen_extract_operand (CGEN_CPU_DESC cd,
       {
         long value;
         length = extract_normal (cd, ex_info, insn_value, 0|(1<<CGEN_IFLD_SIGNED), 0, 8, 8, 16, total_length, pc, & value);
-        value = ((value) << (2));
+        value = ((value) * (4));
         fields->f_s10 = value;
       }
       break;
-- 
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