From ee8648bdac07986a0f1ec897b02ec82a2f144d46 Mon Sep 17 00:00:00 2001 From: Dimitry Andric Date: Fri, 7 Aug 2015 23:01:33 +0000 Subject: Vendor import of llvm trunk r242221: https://llvm.org/svn/llvm-project/llvm/trunk@242221 --- lib/Target/AMDGPU/AMDGPU.td | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'lib/Target/AMDGPU/AMDGPU.td') diff --git a/lib/Target/AMDGPU/AMDGPU.td b/lib/Target/AMDGPU/AMDGPU.td index 569ad3844b25..ef8ef6268548 100644 --- a/lib/Target/AMDGPU/AMDGPU.td +++ b/lib/Target/AMDGPU/AMDGPU.td @@ -98,6 +98,16 @@ def FeatureEnableLoadStoreOpt : SubtargetFeature <"load-store-opt", "true", "Enable SI load/store optimizer pass">; +// Performance debugging feature. Allow using DS instruction immediate +// offsets even if the base pointer can't be proven to be base. On SI, +// base pointer values that won't give the same result as a 16-bit add +// are not safe to fold, but this will override the conservative test +// for the base pointer. +def FeatureEnableUnsafeDSOffsetFolding : SubtargetFeature <"unsafe-ds-offset-folding", + "EnableUnsafeDSOffsetFolding", + "true", + "Force using DS instruction immediate offsets on SI">; + def FeatureFlatAddressSpace : SubtargetFeature<"flat-address-space", "FlatAddressSpace", "true", -- cgit v1.3