From ed85b0cee6f0df13b68895e5cdb2f54a37f56f8d Mon Sep 17 00:00:00 2001 From: Matt Arsenault Date: Tue, 1 Oct 2019 01:06:48 +0000 Subject: GlobalISel: Implement widenScalar for G_SITOFP/G_UITOFP sources Legalize 16-bit G_SITOFP/G_UITOFP for AMDGPU. llvm-svn: 373287 --- llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'llvm/lib/CodeGen') diff --git a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp index 7d667b9363e..be3e58e1650 100644 --- a/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp +++ b/llvm/lib/CodeGen/GlobalISel/LegalizerHelper.cpp @@ -1622,13 +1622,15 @@ LegalizerHelper::widenScalar(MachineInstr &MI, unsigned TypeIdx, LLT WideTy) { case TargetOpcode::G_FPTOSI: case TargetOpcode::G_FPTOUI: - if (TypeIdx != 0) - return UnableToLegalize; Observer.changingInstr(MI); - widenScalarDst(MI, WideTy); + + if (TypeIdx == 0) + widenScalarDst(MI, WideTy); + else + widenScalarSrc(MI, WideTy, 1, TargetOpcode::G_FPEXT); + Observer.changedInstr(MI); return Legalized; - case TargetOpcode::G_SITOFP: if (TypeIdx != 1) return UnableToLegalize; -- cgit v1.2.3