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Diffstat (limited to 'fpu')
-rw-r--r--fpu/softfloat-specialize.h19
1 files changed, 17 insertions, 2 deletions
diff --git a/fpu/softfloat-specialize.h b/fpu/softfloat-specialize.h
index acdd299f51..f293f24356 100644
--- a/fpu/softfloat-specialize.h
+++ b/fpu/softfloat-specialize.h
@@ -61,7 +61,7 @@ typedef struct {
*----------------------------------------------------------------------------*/
#if defined(TARGET_SPARC)
#define float32_default_nan make_float32(0x7FFFFFFF)
-#elif defined(TARGET_POWERPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA)
+#elif defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA)
#define float32_default_nan make_float32(0x7FC00000)
#elif SNAN_BIT_IS_ONE
#define float32_default_nan make_float32(0x7FBFFFFF)
@@ -219,6 +219,21 @@ static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN,
return 1;
}
}
+#elif defined(TARGET_PPC)
+static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN,
+ flag aIsLargerSignificand)
+{
+ /* PowerPC propagation rules:
+ * 1. A if it sNaN or qNaN
+ * 2. B if it sNaN or qNaN
+ * A signaling NaN is always silenced before returning it.
+ */
+ if (aIsSNaN || aIsQNaN) {
+ return 0;
+ } else {
+ return 1;
+ }
+}
#else
static int pickNaN(flag aIsQNaN, flag aIsSNaN, flag bIsQNaN, flag bIsSNaN,
flag aIsLargerSignificand)
@@ -296,7 +311,7 @@ static float32 propagateFloat32NaN( float32 a, float32 b STATUS_PARAM)
*----------------------------------------------------------------------------*/
#if defined(TARGET_SPARC)
#define float64_default_nan make_float64(LIT64( 0x7FFFFFFFFFFFFFFF ))
-#elif defined(TARGET_POWERPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA)
+#elif defined(TARGET_PPC) || defined(TARGET_ARM) || defined(TARGET_ALPHA)
#define float64_default_nan make_float64(LIT64( 0x7FF8000000000000 ))
#elif SNAN_BIT_IS_ONE
#define float64_default_nan make_float64(LIT64( 0x7FF7FFFFFFFFFFFF ))