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[Qemu-devel] [PATCH] target-tricore: Fix two helper functions (clang war
From: |
Stefan Weil |
Subject: |
[Qemu-devel] [PATCH] target-tricore: Fix two helper functions (clang warnings) |
Date: |
Sat, 7 Mar 2015 10:33:53 +0100 |
clang report:
target-tricore/op_helper.c:1247:24: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
target-tricore/op_helper.c:1248:25: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
target-tricore/op_helper.c:1249:19: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
target-tricore/op_helper.c:1297:24: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
target-tricore/op_helper.c:1298:25: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
target-tricore/op_helper.c:1299:19: warning:
taking the absolute value of unsigned type 'uint32_t' (aka 'unsigned int')
has no effect [-Wabsolute-value]
Cc: Bastian Koppelmann <address@hidden>
Signed-off-by: Stefan Weil <address@hidden>
---
I'm not sure whether this is the correct fix, so please review carefully.
Thanks,
Stefan
target-tricore/op_helper.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c
index ed26b30..52ad80b 100644
--- a/target-tricore/op_helper.c
+++ b/target-tricore/op_helper.c
@@ -1244,9 +1244,9 @@ uint64_t helper_dvinit_b_13(CPUTriCoreState *env,
uint32_t r1, uint32_t r2)
quotient_sign = 1;
}
- abs_sig_dividend = abs(r1) >> 7;
- abs_base_dividend = abs(r1) & 0x7f;
- abs_divisor = abs(r1);
+ abs_sig_dividend = abs((int32_t)r1) >> 7;
+ abs_base_dividend = abs((int32_t)r1) & 0x7f;
+ abs_divisor = abs((int32_t)r1);
/* calc overflow */
env->PSW_USB_V = 0;
if ((quotient_sign) && (abs_divisor)) {
@@ -1294,9 +1294,9 @@ uint64_t helper_dvinit_h_13(CPUTriCoreState *env,
uint32_t r1, uint32_t r2)
quotient_sign = 1;
}
- abs_sig_dividend = abs(r1) >> 7;
- abs_base_dividend = abs(r1) & 0x7f;
- abs_divisor = abs(r1);
+ abs_sig_dividend = abs((int32_t)r1) >> 7;
+ abs_base_dividend = abs((int32_t)r1) & 0x7f;
+ abs_divisor = abs((int32_t)r1);
/* calc overflow */
env->PSW_USB_V = 0;
if ((quotient_sign) && (abs_divisor)) {
--
2.1.4
- [Qemu-devel] [PATCH] target-tricore: Fix two helper functions (clang warnings),
Stefan Weil <=