From c7e1888d93f4cb2982266986f3af7e99df631fa1 Mon Sep 17 00:00:00 2001 From: Tom Stellard Date: Wed, 23 Jan 2013 02:09:03 +0000 Subject: [PATCH] R600: Add a CONST_ADDRESS node to model constant buf read Patch by: Vincent Lejeune Reviewed-by: Tom Stellard git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173221 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/Target/R600/AMDGPUISelLowering.cpp | 1 + lib/Target/R600/AMDGPUISelLowering.h | 1 + lib/Target/R600/R600Instructions.td | 11 ++++++++++- 3 files changed, 12 insertions(+), 1 deletion(-) diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp index 473dac4ddcb..309bcf5bfc3 100644 --- a/lib/Target/R600/AMDGPUISelLowering.cpp +++ b/lib/Target/R600/AMDGPUISelLowering.cpp @@ -413,5 +413,6 @@ const char* AMDGPUTargetLowering::getTargetNodeName(unsigned Opcode) const { NODE_NAME_CASE(INTERP) NODE_NAME_CASE(INTERP_P0) NODE_NAME_CASE(EXPORT) + NODE_NAME_CASE(CONST_ADDRESS) } } diff --git a/lib/Target/R600/AMDGPUISelLowering.h b/lib/Target/R600/AMDGPUISelLowering.h index c7abaf69b4e..9938c65de88 100644 --- a/lib/Target/R600/AMDGPUISelLowering.h +++ b/lib/Target/R600/AMDGPUISelLowering.h @@ -123,6 +123,7 @@ enum { INTERP, INTERP_P0, EXPORT, + CONST_ADDRESS, LAST_AMDGPU_ISD_NUMBER }; diff --git a/lib/Target/R600/R600Instructions.td b/lib/Target/R600/R600Instructions.td index 8a0c52d858c..d4fa3d68262 100644 --- a/lib/Target/R600/R600Instructions.td +++ b/lib/Target/R600/R600Instructions.td @@ -470,7 +470,7 @@ def isR600toCayman : Predicate< "Subtarget.device()->getGeneration() <= AMDGPUDeviceInfo::HD6XXX">; //===----------------------------------------------------------------------===// -// Interpolation Instructions +// R600 SDNodes //===----------------------------------------------------------------------===// def INTERP: SDNode<"AMDGPUISD::INTERP", @@ -481,6 +481,15 @@ def INTERP_P0: SDNode<"AMDGPUISD::INTERP_P0", SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisInt<1>]> >; +def CONST_ADDRESS: SDNode<"AMDGPUISD::CONST_ADDRESS", + SDTypeProfile<1, 1, [SDTCisFP<0>, SDTCisPtrTy<1>]>, + [SDNPMayLoad] +>; + +//===----------------------------------------------------------------------===// +// Interpolation Instructions +//===----------------------------------------------------------------------===// + let usesCustomInserter = 1 in { def input_perspective : AMDGPUShaderInst < (outs R600_Reg128:$dst),