[llvm-bugs] [Bug 49646] New: [AMDGPU][MC][GFX90a] instructions with row_newbcast are decoded with an extra space

via llvm-bugs llvm-bugs at lists.llvm.org
Fri Mar 19 07:08:38 PDT 2021


https://bugs.llvm.org/show_bug.cgi?id=49646

            Bug ID: 49646
           Summary: [AMDGPU][MC][GFX90a] instructions with row_newbcast
                    are decoded with an extra space
           Product: libraries
           Version: trunk
          Hardware: PC
                OS: Windows NT
            Status: NEW
          Severity: enhancement
          Priority: P
         Component: Backend: AMDGPU
          Assignee: unassignedbugs at nondot.org
          Reporter: dpreobrazhensky at luxoft.com
                CC: llvm-bugs at lists.llvm.org

Examples:

v_cvt_f32_f64_dpp v5, v[0:1]  row_newbcast:15 row_mask:0xf bank_mask:0xf
v_sqrt_f64_dpp v[4:5], v[0:1]  row_newbcast:1 row_mask:0xf bank_mask:0xf
v_xor_b32_dpp v6, v29, v27  row_newbcast:15 row_mask:0xf bank_mask:0xf

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