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authorpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
committerpatrick <patrick@openbsd.org>2020-08-03 15:06:44 +0000
commitb64793999546ed8adebaeebd9d8345d18db8927d (patch)
tree4357c27b561d73b0e089727c6ed659f2ceff5f47 /gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp
parentAdd support for UTF-8 DISPLAY-HINTs with octet length. For now only (diff)
downloadwireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.tar.xz
wireguard-openbsd-b64793999546ed8adebaeebd9d8345d18db8927d.zip
Remove LLVM 8.0.1 files.
Diffstat (limited to 'gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp')
-rw-r--r--gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp66
1 files changed, 0 insertions, 66 deletions
diff --git a/gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp b/gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp
deleted file mode 100644
index e32ca9653b3..00000000000
--- a/gnu/llvm/lib/Target/AMDGPU/AMDGPUFrameLowering.cpp
+++ /dev/null
@@ -1,66 +0,0 @@
-//===----------------------- AMDGPUFrameLowering.cpp ----------------------===//
-//
-// The LLVM Compiler Infrastructure
-//
-// This file is distributed under the University of Illinois Open Source
-// License. See LICENSE.TXT for details.
-//
-//==-----------------------------------------------------------------------===//
-//
-// Interface to describe a layout of a stack frame on a AMDGPU target machine.
-//
-//===----------------------------------------------------------------------===//
-
-#include "AMDGPUFrameLowering.h"
-
-using namespace llvm;
-AMDGPUFrameLowering::AMDGPUFrameLowering(StackDirection D, unsigned StackAl,
- int LAO, unsigned TransAl)
- : TargetFrameLowering(D, StackAl, LAO, TransAl) { }
-
-AMDGPUFrameLowering::~AMDGPUFrameLowering() = default;
-
-unsigned AMDGPUFrameLowering::getStackWidth(const MachineFunction &MF) const {
- // XXX: Hardcoding to 1 for now.
- //
- // I think the StackWidth should stored as metadata associated with the
- // MachineFunction. This metadata can either be added by a frontend, or
- // calculated by a R600 specific LLVM IR pass.
- //
- // The StackWidth determines how stack objects are laid out in memory.
- // For a vector stack variable, like: int4 stack[2], the data will be stored
- // in the following ways depending on the StackWidth.
- //
- // StackWidth = 1:
- //
- // T0.X = stack[0].x
- // T1.X = stack[0].y
- // T2.X = stack[0].z
- // T3.X = stack[0].w
- // T4.X = stack[1].x
- // T5.X = stack[1].y
- // T6.X = stack[1].z
- // T7.X = stack[1].w
- //
- // StackWidth = 2:
- //
- // T0.X = stack[0].x
- // T0.Y = stack[0].y
- // T1.X = stack[0].z
- // T1.Y = stack[0].w
- // T2.X = stack[1].x
- // T2.Y = stack[1].y
- // T3.X = stack[1].z
- // T3.Y = stack[1].w
- //
- // StackWidth = 4:
- // T0.X = stack[0].x
- // T0.Y = stack[0].y
- // T0.Z = stack[0].z
- // T0.W = stack[0].w
- // T1.X = stack[1].x
- // T1.Y = stack[1].y
- // T1.Z = stack[1].z
- // T1.W = stack[1].w
- return 1;
-}