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| author | Pirama Arumuga Nainar <pirama@google.com> | 2015-04-08 08:55:49 -0700 |
|---|---|---|
| committer | Pirama Arumuga Nainar <pirama@google.com> | 2015-04-09 15:04:38 -0700 |
| commit | 4c5e43da7792f75567b693105cc53e3f1992ad98 (patch) | |
| tree | 1b2c9792582e12f5af0b1512e3094425f0dc0df9 /test/Transforms/InstCombine/fast-math.ll | |
| parent | c75239e6119d0f9a74c57099d91cbc9bde56bf33 (diff) | |
| download | external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.zip external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.tar.gz external_llvm-4c5e43da7792f75567b693105cc53e3f1992ad98.tar.bz2 | |
Update aosp/master llvm for rebase to r233350
Change-Id: I07d935f8793ee8ec6b7da003f6483046594bca49
Diffstat (limited to 'test/Transforms/InstCombine/fast-math.ll')
| -rw-r--r-- | test/Transforms/InstCombine/fast-math.ll | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/fast-math.ll b/test/Transforms/InstCombine/fast-math.ll index c6081c3..4eebdbd 100644 --- a/test/Transforms/InstCombine/fast-math.ll +++ b/test/Transforms/InstCombine/fast-math.ll @@ -267,6 +267,14 @@ define <4 x float> @fmul3_vec(<4 x float> %f1, <4 x float> %f2) { ; CHECK: fmul fast <4 x float> %f1, <float 3.000000e+00, float 2.000000e+00, float 1.000000e+00, float 1.000000e+00> } +; Make sure fmul with constant expression doesn't assert. +define <4 x float> @fmul3_vec_constexpr(<4 x float> %f1, <4 x float> %f2) { + %constExprMul = bitcast i128 trunc (i160 bitcast (<5 x float> <float 6.0e+3, float 6.0e+3, float 2.0e+3, float 1.0e+3, float undef> to i160) to i128) to <4 x float> + %t1 = fdiv <4 x float> %f1, <float 2.0e+3, float 3.0e+3, float 2.0e+3, float 1.0e+3> + %t3 = fmul fast <4 x float> %t1, %constExprMul + ret <4 x float> %t3 +} + ; Rule "X/C1 * C2 => X * (C2/C1) is not applicable if C2/C1 is either a special ; value of a denormal. The 0x3810000000000000 here take value FLT_MIN ; |