[PATCH] D66050: Improve division estimation of floating points.

[Dávid Bolvanský via Phabricator via llvm-commits]

xbolva00 accepted this revision.
xbolva00 added a comment.
This revision is now accepted and ready to land.

(Regressions)



================
Comment at: llvm/test/CodeGen/PowerPC/combine-fneg.ll:19
+; CHECK-NEXT:    xxswapd 4, 4
 ; CHECK-NEXT:    xvnmsubadp 1, 2, 0
+; CHECK-NEXT:    xxlor 3, 2, 2
----------------
Regression


================
Comment at: llvm/test/CodeGen/X86/recip-fastmath2.ll:602
 ; AVX-RECIP-NEXT:    vaddps %xmm2, %xmm1, %xmm1
-; AVX-RECIP-NEXT:    vmulps %xmm1, %xmm0, %xmm0
-; AVX-RECIP-NEXT:    vsubps %xmm0, %xmm3, %xmm0
+; AVX-RECIP-NEXT:    vmovaps {{.*#+}} xmm2 = [1.0E+0,2.0E+0,3.0E+0,4.0E+0]
+; AVX-RECIP-NEXT:    vmulps %xmm2, %xmm1, %xmm3
----------------
Extra instruction


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D66050/new/

https://reviews.llvm.org/D66050