From 112cff2533bff7c97d4a8eeba8fda1891e88589e Mon Sep 17 00:00:00 2001
From: Richard Osborne <richard@xmos.com>
Date: Wed, 9 Feb 2011 13:22:12 +0000
Subject: [PATCH] Add intrinsic for setc instruction on the XCore.

llvm-svn: 125186
---
 include/llvm/IntrinsicsXCore.td    |  2 ++
 lib/Target/XCore/XCoreInstrInfo.td | 13 ++++++++++++-
 test/CodeGen/XCore/resources.ll    | 14 ++++++++++++++
 3 files changed, 28 insertions(+), 1 deletion(-)

diff --git a/include/llvm/IntrinsicsXCore.td b/include/llvm/IntrinsicsXCore.td
index 1222650608a..97bac1d2daa 100644
--- a/include/llvm/IntrinsicsXCore.td
+++ b/include/llvm/IntrinsicsXCore.td
@@ -31,4 +31,6 @@ let TargetPrefix = "xcore" in {  // All intrinsics start with "llvm.xcore.".
                                   [NoCapture<0>]>;
   def int_xcore_setd : Intrinsic<[],[llvm_anyptr_ty, llvm_i32_ty],
                                   [NoCapture<0>]>;
+  def int_xcore_setc : Intrinsic<[],[llvm_anyptr_ty, llvm_i32_ty],
+                                  [NoCapture<0>]>;
 }
diff --git a/lib/Target/XCore/XCoreInstrInfo.td b/lib/Target/XCore/XCoreInstrInfo.td
index 581f38475a3..38cc734ce7c 100644
--- a/lib/Target/XCore/XCoreInstrInfo.td
+++ b/lib/Target/XCore/XCoreInstrInfo.td
@@ -610,8 +610,15 @@ def LDC_lru6 : _FLRU6<
                  [(set GRRegs:$dst, immU16:$b)]>;
 }
 
+def SETC_ru6 : _FRU6<(outs), (ins GRRegs:$r, i32imm:$val),
+                  "setc res[$r], $val",
+                  [(int_xcore_setc GRRegs:$r, immU6:$val)]>;
+
+def SETC_lru6 : _FLRU6<(outs), (ins GRRegs:$r, i32imm:$val),
+                  "setc res[$r], $val",
+                  [(int_xcore_setc GRRegs:$r, immU16:$val)]>;
+
 // Operand register - U6
-// TODO setc
 let isBranch = 1, isTerminator = 1 in {
 defm BRFT: FRU6_LRU6_branch<"bt">;
 defm BRBT: FRU6_LRU6_branch<"bt">;
@@ -806,6 +813,10 @@ def CLZ_l2r : _FL2R<(outs GRRegs:$dst), (ins GRRegs:$src),
                  "clz $dst, $src",
                  [(set GRRegs:$dst, (ctlz GRRegs:$src))]>;
 
+def SETC_l2r : _FRU6<(outs), (ins GRRegs:$r, GRRegs:$val),
+                  "setc res[$r], $val",
+                  [(int_xcore_setc GRRegs:$r, GRRegs:$val)]>;
+
 // One operand short
 // TODO edu, eeu, waitet, waitef, tstart, msync, mjoin, syncr, clrtp
 // setdp, setcp, setv, setev, kcall
diff --git a/test/CodeGen/XCore/resources.ll b/test/CodeGen/XCore/resources.ll
index 878f3183ca0..3114bdcd177 100644
--- a/test/CodeGen/XCore/resources.ll
+++ b/test/CodeGen/XCore/resources.ll
@@ -95,3 +95,17 @@ define void @setd(i8 addrspace(1)* %r, i32 %value) {
 	call void @llvm.xcore.setd.p1i8(i8 addrspace(1)* %r, i32 %value)
 	ret void
 }
+
+define void @setc(i8 addrspace(1)* %r, i32 %value) {
+; CHECK: setc:
+; CHECK: setc res[r0], r1
+	call void @llvm.xcore.setc.p1i8(i8 addrspace(1)* %r, i32 %value)
+	ret void
+}
+
+define void @setci(i8 addrspace(1)* %r) {
+; CHECK: setci:
+; CHECK: setc res[r0], 2
+	call void @llvm.xcore.setc.p1i8(i8 addrspace(1)* %r, i32 2)
+	ret void
+}