[llvm] [NVPTX] Optimize v2x16 BUILD_VECTORs to PRMT (PR #116675)

Justin Fargnoli via llvm-commits llvm-commits at lists.llvm.org
Mon Nov 18 13:11:43 PST 2024


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@@ -1148,8 +1147,7 @@ define <2 x bfloat> @fma_bf16x2_expanded_no_nans_multiple_uses_of_fma(<2 x bfloa
 ; CHECK-SM70-NEXT:    setp.nan.f32 %p8, %f18, %f18;
 ; CHECK-SM70-NEXT:    or.b32 %r58, %r54, 4194304;
 ; CHECK-SM70-NEXT:    selp.b32 %r59, %r58, %r57, %p8;
-; CHECK-SM70-NEXT:    { .reg .b16 tmp; mov.b32 {tmp, %rs23}, %r59; }
-; CHECK-SM70-NEXT:    mov.b32 %r60, {%rs23, %rs20};
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justinfargnoli wrote:

Are we now able to delete the code that generates this? 

https://github.com/llvm/llvm-project/pull/116675


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