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| author | Craig Topper <craig.topper@gmail.com> | 2013-03-14 07:40:52 +0000 |
|---|---|---|
| committer | Craig Topper <craig.topper@gmail.com> | 2013-03-14 07:40:52 +0000 |
| commit | 9d3f3c5f400578855f6f7b71670cb8514b4fac0f (patch) | |
| tree | 6287e25763d71a4761cf532a02e5764266ffe912 /test/MC/X86 | |
| parent | 599521f1671d720a2c786058810537287920f44a (diff) | |
| download | external_llvm-9d3f3c5f400578855f6f7b71670cb8514b4fac0f.zip external_llvm-9d3f3c5f400578855f6f7b71670cb8514b4fac0f.tar.gz external_llvm-9d3f3c5f400578855f6f7b71670cb8514b4fac0f.tar.bz2 | |
Fix a bug in the calculation of the VEX.B bit for FMA4 rr with the VEX.W bit set. The VEX.B was being calculated from the wrong operand. Fixes at least some portion of PR14185.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@177014 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/MC/X86')
| -rw-r--r-- | test/MC/X86/x86_64-fma4-encoding.s | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/test/MC/X86/x86_64-fma4-encoding.s b/test/MC/X86/x86_64-fma4-encoding.s index f7ee351..c9bd954 100644 --- a/test/MC/X86/x86_64-fma4-encoding.s +++ b/test/MC/X86/x86_64-fma4-encoding.s @@ -25,6 +25,10 @@ // CHECK: encoding: [0xc4,0xe3,0xf9,0x6b,0xc2,0x10] vfmaddsd %xmm2, %xmm1, %xmm0, %xmm0 +// CHECK: vfmaddsd %xmm10, %xmm1, %xmm0, %xmm0 +// CHECK: encoding: [0xc4,0xc3,0xf9,0x6b,0xc2,0x10] + vfmaddsd %xmm10, %xmm1, %xmm0, %xmm0 + // CHECK: vfmaddps (%rcx), %xmm1, %xmm0, %xmm0 // CHECK: encoding: [0xc4,0xe3,0xf9,0x68,0x01,0x10] vfmaddps (%rcx), %xmm1, %xmm0, %xmm0 |