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[Qemu-devel] [PATCH 2/3] target-ppc: fix default qNaN


From: Aurelien Jarno
Subject: [Qemu-devel] [PATCH 2/3] target-ppc: fix default qNaN
Date: Sun, 2 Jan 2011 15:39:42 +0100

On PPC the default qNaN doesn't have the sign bit set.

Cc: Alexander Graf <address@hidden>
Signed-off-by: Aurelien Jarno <address@hidden>
---
 target-ppc/op_helper.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/target-ppc/op_helper.c b/target-ppc/op_helper.c
index 858877e..279f345 100644
--- a/target-ppc/op_helper.c
+++ b/target-ppc/op_helper.c
@@ -643,7 +643,7 @@ static inline uint64_t fload_invalid_op_excp(int op)
         env->fpscr &= ~((1 << FPSCR_FR) | (1 << FPSCR_FI));
         if (ve == 0) {
             /* Set the result to quiet NaN */
-            ret = 0xFFF8000000000000ULL;
+            ret = 0x7FF8000000000000ULL;
             env->fpscr &= ~(0xF << FPSCR_FPCC);
             env->fpscr |= 0x11 << FPSCR_FPCC;
         }
@@ -654,7 +654,7 @@ static inline uint64_t fload_invalid_op_excp(int op)
         env->fpscr &= ~((1 << FPSCR_FR) | (1 << FPSCR_FI));
         if (ve == 0) {
             /* Set the result to quiet NaN */
-            ret = 0xFFF8000000000000ULL;
+            ret = 0x7FF8000000000000ULL;
             env->fpscr &= ~(0xF << FPSCR_FPCC);
             env->fpscr |= 0x11 << FPSCR_FPCC;
         }
-- 
1.7.2.3




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