From 2a2cb2852632f2008acdd43a7a6501fc5c6b951c Mon Sep 17 00:00:00 2001
From: Richard Osborne <richard@xmos.com>
Date: Wed, 23 Feb 2011 14:45:03 +0000
Subject: [PATCH] Add XCore intrinsic for settw instruction.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@126313 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/IntrinsicsXCore.td    | 2 ++
 lib/Target/XCore/XCoreInstrInfo.td | 6 +++++-
 test/CodeGen/XCore/resources.ll    | 8 ++++++++
 3 files changed, 15 insertions(+), 1 deletion(-)

diff --git a/include/llvm/IntrinsicsXCore.td b/include/llvm/IntrinsicsXCore.td
index f42511b3805..09f482f941c 100644
--- a/include/llvm/IntrinsicsXCore.td
+++ b/include/llvm/IntrinsicsXCore.td
@@ -43,4 +43,6 @@ let TargetPrefix = "xcore" in {  // All intrinsics start with "llvm.xcore.".
                                   [NoCapture<0>]>;
   def int_xcore_syncr : Intrinsic<[],[llvm_anyptr_ty],
                                   [NoCapture<0>]>;
+  def int_xcore_settw : Intrinsic<[],[llvm_anyptr_ty, llvm_i32_ty],
+                                  [NoCapture<0>]>;
 }
diff --git a/lib/Target/XCore/XCoreInstrInfo.td b/lib/Target/XCore/XCoreInstrInfo.td
index bf327287800..8806af2a40f 100644
--- a/lib/Target/XCore/XCoreInstrInfo.td
+++ b/lib/Target/XCore/XCoreInstrInfo.td
@@ -817,7 +817,7 @@ def SETD_2r : _F2R<(outs), (ins GRRegs:$r, GRRegs:$val),
                  [(int_xcore_setd GRRegs:$r, GRRegs:$val)]>;
 
 // Two operand long
-// TODO settw, setclk, setrdy, setpsc, endin, peek,
+// TODO setclk, setrdy, setpsc, endin, peek,
 // getd, testlcl, tinitlr, getps, setps
 def BITREV_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src),
                  "bitrev $dst, $src",
@@ -835,6 +835,10 @@ def SETC_l2r : _FRU6<(outs), (ins GRRegs:$r, GRRegs:$val),
                   "setc res[$r], $val",
                   [(int_xcore_setc GRRegs:$r, GRRegs:$val)]>;
 
+def SETTW_l2r : _FL2R<(outs), (ins GRRegs:$r, GRRegs:$val),
+                  "settw res[$r], $val",
+                  [(int_xcore_settw GRRegs:$r, GRRegs:$val)]>;
+
 // One operand short
 // TODO edu, eeu, waitet, waitef, tstart, msync, mjoin, clrtp
 // setdp, setcp, setv, setev, kcall
diff --git a/test/CodeGen/XCore/resources.ll b/test/CodeGen/XCore/resources.ll
index b7cda589021..695efec26b2 100644
--- a/test/CodeGen/XCore/resources.ll
+++ b/test/CodeGen/XCore/resources.ll
@@ -16,6 +16,7 @@ declare i32 @llvm.xcore.outshr.p1i8(i8 addrspace(1)* %r, i32 %value)
 declare void @llvm.xcore.setpt.p1i8(i8 addrspace(1)* %r, i32 %value)
 declare i32 @llvm.xcore.getts.p1i8(i8 addrspace(1)* %r)
 declare void @llvm.xcore.syncr.p1i8(i8 addrspace(1)* %r)
+declare void @llvm.xcore.settw.p1i8(i8 addrspace(1)* %r, i32 %value)
 
 define i8 addrspace(1)* @getr() {
 ; CHECK: getr:
@@ -149,3 +150,10 @@ define void @syncr(i8 addrspace(1)* %r) {
 	call void @llvm.xcore.syncr.p1i8(i8 addrspace(1)* %r)
 	ret void
 }
+
+define void @settw(i8 addrspace(1)* %r, i32 %value) {
+; CHECK: settw:
+; CHECK: settw res[r0], r1
+	call void @llvm.xcore.settw.p1i8(i8 addrspace(1)* %r, i32 %value)
+	ret void
+}
-- 
2.34.1