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authorTom Stellard <thomas.stellard@amd.com>2013-01-23 02:09:03 +0000
committerTom Stellard <thomas.stellard@amd.com>2013-01-23 02:09:03 +0000
commitc7e1888d93f4cb2982266986f3af7e99df631fa1 (patch)
tree69dc90c1508471b5fb5b50d4124fcd65b83813b7
parent80537b995d661cbbf478b34a228921b101a14b42 (diff)
R600: Add a CONST_ADDRESS node to model constant buf read
Patch by: Vincent Lejeune Reviewed-by: Tom Stellard <thomas.stellard@amd.com> git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@173221 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r--lib/Target/R600/AMDGPUISelLowering.cpp1
-rw-r--r--lib/Target/R600/AMDGPUISelLowering.h1
-rw-r--r--lib/Target/R600/R600Instructions.td11
3 files changed, 12 insertions, 1 deletions
diff --git a/lib/Target/R600/AMDGPUISelLowering.cpp b/lib/Target/R600/AMDGPUISelLowering.cpp
index 473dac4ddc..309bcf5bfc 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 c7abaf69b4..9938c65de8 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 8a0c52d858..d4fa3d6826 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),