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[PATCH v2] target/hexagon: fix = vs. == mishap
From: |
Taylor Simpson |
Subject: |
[PATCH v2] target/hexagon: fix = vs. == mishap |
Date: |
Fri, 28 Apr 2023 13:44:11 -0700 |
From: Paolo Bonzini <pbonzini@redhat.com>
**** Changes in v2 ****
Fix yyassert's for sign and zero extends
Coverity reports a parameter that is "set but never used". This is caused
by an assignment operator being used instead of equality.
Co-authored-by: Taylor Simpson <tsimpson@quicinc.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Taylor Simpson <tsimpson@quicinc.com>
---
target/hexagon/idef-parser/parser-helpers.c | 2 +-
target/hexagon/idef-parser/idef-parser.y | 4 ++--
2 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/target/hexagon/idef-parser/parser-helpers.c
b/target/hexagon/idef-parser/parser-helpers.c
index 86511efb62..0a01ec39b7 100644
--- a/target/hexagon/idef-parser/parser-helpers.c
+++ b/target/hexagon/idef-parser/parser-helpers.c
@@ -1123,7 +1123,7 @@ HexValue gen_extend_op(Context *c,
HexValue *value,
HexSignedness signedness)
{
- unsigned bit_width = (dst_width = 64) ? 64 : 32;
+ unsigned bit_width = (dst_width == 64) ? 64 : 32;
HexValue value_m = *value;
HexValue src_width_m = *src_width;
diff --git a/target/hexagon/idef-parser/idef-parser.y
b/target/hexagon/idef-parser/idef-parser.y
index 5444fd4749..2561f0ebb0 100644
--- a/target/hexagon/idef-parser/idef-parser.y
+++ b/target/hexagon/idef-parser/idef-parser.y
@@ -685,7 +685,7 @@ rvalue : FAIL
yyassert(c, &@1, $5.type == IMMEDIATE &&
$5.imm.type == VALUE,
"SXT expects immediate values\n");
- $$ = gen_extend_op(c, &@1, &$3, $5.imm.value, &$7, SIGNED);
+ $$ = gen_extend_op(c, &@1, &$3, 64, &$7, SIGNED);
}
| ZXT '(' rvalue ',' IMM ',' rvalue ')'
{
@@ -693,7 +693,7 @@ rvalue : FAIL
yyassert(c, &@1, $5.type == IMMEDIATE &&
$5.imm.type == VALUE,
"ZXT expects immediate values\n");
- $$ = gen_extend_op(c, &@1, &$3, $5.imm.value, &$7, UNSIGNED);
+ $$ = gen_extend_op(c, &@1, &$3, 64, &$7, UNSIGNED);
}
| '(' rvalue ')'
{
--
2.25.1
- [PATCH v2] target/hexagon: fix = vs. == mishap,
Taylor Simpson <=