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| author | Normmatt <normmatt234@gmail.com> | 2014-12-16 11:53:19 +0100 |
|---|---|---|
| committer | Lioncash <mathew1800@gmail.com> | 2014-12-16 11:54:00 +0100 |
| commit | 2ed03c10e03bbd0f513d157c577f1c75ae9ede5b (patch) | |
| tree | 5ee827081e5366694d3b999f5e76b9d04bc17070 | |
| parent | Merge pull request #281 from lioncash/uxtb16 (diff) | |
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| -rw-r--r-- | src/core/arm/skyeye_common/vfp/vfpsingle.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/core/arm/skyeye_common/vfp/vfpsingle.cpp b/src/core/arm/skyeye_common/vfp/vfpsingle.cpp index 871900497..f5410fd9a 100644 --- a/src/core/arm/skyeye_common/vfp/vfpsingle.cpp +++ b/src/core/arm/skyeye_common/vfp/vfpsingle.cpp @@ -1148,7 +1148,10 @@ static u32 vfp_single_fsub(ARMul_State* state, int sd, int sn, s32 m, u32 fpscr) /* * Subtraction is addition with one sign inverted. */ - return vfp_single_fadd(state, sd, sn, vfp_single_packed_negate(m), fpscr); + if (m != 0x7FC00000) // Only negate if m isn't NaN. + m = vfp_single_packed_negate(m); + + return vfp_single_fadd(state, sd, sn, m, fpscr); } /* |