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authorStefan Weil <sw@weilnetz.de>2015-03-07 15:43:32 +0100
committerBastian Koppelmann <kbastian@mail.uni-paderborn.de>2015-03-24 09:45:28 +0100
commit30a0d72f949fc46e54a180cf703e89b6d3df157d (patch)
treede1c502b24c626353b9ec16b7501b8806ee6368f
parent362ca922eea03240916287a8a6267801ab095d12 (diff)
downloadfocaccia-qemu-30a0d72f949fc46e54a180cf703e89b6d3df157d.tar.gz
focaccia-qemu-30a0d72f949fc46e54a180cf703e89b6d3df157d.zip
target-tricore: Fix two helper functions (clang warnings)
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]

Fix also the divisor which was taken from the wrong register
(thanks to Peter Maydell for this hint).

Cc: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
Signed-off-by: Stefan Weil <sw@weilnetz.de>
Message-Id: <1425739412-8144-1-git-send-email-sw@weilnetz.de>
Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de>
-rw-r--r--target-tricore/op_helper.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/target-tricore/op_helper.c b/target-tricore/op_helper.c
index 97b0c8b8d3..2cfa95d696 100644
--- a/target-tricore/op_helper.c
+++ b/target-tricore/op_helper.c
@@ -1953,9 +1953,9 @@ 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)r2);
     /* calc overflow */
     env->PSW_USB_V = 0;
     if ((quotient_sign) && (abs_divisor)) {
@@ -2003,9 +2003,9 @@ 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)r2);
     /* calc overflow */
     env->PSW_USB_V = 0;
     if ((quotient_sign) && (abs_divisor)) {