From 642b1097131ec8c700318f01fe2504d8d5ef4adc Mon Sep 17 00:00:00 2001
From: Akira Hatanaka <ahatanaka@mips.com>
Date: Fri, 11 Nov 2011 04:03:54 +0000
Subject: 64-bit versions of jal, jalr and bal.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@144368 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/Mips64InstrInfo.td | 26 ++++++++++++++++++++++++++
 lib/Target/Mips/MipsInstrInfo.td   |  1 +
 2 files changed, 27 insertions(+)

(limited to 'lib')

diff --git a/lib/Target/Mips/Mips64InstrInfo.td b/lib/Target/Mips/Mips64InstrInfo.td
index 9a769e8ac6..9eddbc99bf 100644
--- a/lib/Target/Mips/Mips64InstrInfo.td
+++ b/lib/Target/Mips/Mips64InstrInfo.td
@@ -51,6 +51,30 @@ class shift_rotate_imm64_32<bits<6> func, bits<5> isRotate, string instr_asm,
   shift_rotate_imm<func, isRotate, instr_asm, OpNode, imm32_63, shamt,
                    CPU64Regs>;
 
+// Jump and Link (Call)
+let isCall=1, hasDelaySlot=1,
+  // All calls clobber the non-callee saved registers...
+  Defs = [AT, V0, V1, A0, A1, A2, A3, T0, T1, T2, T3, T4, T5, T6, T7, T8, T9,
+          K0, K1, D0, D1, D2, D3, D4, D5, D6, D7, D8, D9], Uses = [GP] in {
+  class JumpLink64<bits<6> op, string instr_asm>:
+    FJ<op, (outs), (ins calltarget64:$target, variable_ops),
+       !strconcat(instr_asm, "\t$target"), [(MipsJmpLink imm:$target)],
+       IIBranch>;
+
+  class JumpLinkReg64<bits<6> op, bits<6> func, string instr_asm>:
+    FR<op, func, (outs), (ins CPU64Regs:$rs, variable_ops),
+       !strconcat(instr_asm, "\t$rs"),
+       [(MipsJmpLink CPU64Regs:$rs)], IIBranch> {
+    let rt = 0;
+    let rd = 31;
+    let shamt = 0;
+  }
+
+  class BranchLink64<string instr_asm>:
+    FI<0x1, (outs), (ins CPU64Regs:$rs, brtarget:$imm16, variable_ops),
+       !strconcat(instr_asm, "\t$rs, $imm16"), [], IIBranch>;
+}
+
 // Mul, Div
 class Mult64<bits<6> func, string instr_asm, InstrItinClass itin>:
   Mult<func, instr_asm, itin, CPU64Regs, [HI64, LO64]>;
@@ -123,6 +147,8 @@ defm ULD       : LoadM64<0x37, "uld",  load_u, 1>;
 defm USD       : StoreM64<0x3f, "usd", store_u, 1>;
 
 /// Jump and Branch Instructions
+def JAL64  : JumpLink64<0x03, "jal">;
+def JALR64 : JumpLinkReg64<0x00, 0x09, "jalr">;
 def BEQ64  : CBranch<0x04, "beq", seteq, CPU64Regs>;
 def BNE64  : CBranch<0x05, "bne", setne, CPU64Regs>;
 def BGEZ64 : CBranchZero<0x01, 1, "bgez", setge, CPU64Regs>;
diff --git a/lib/Target/Mips/MipsInstrInfo.td b/lib/Target/Mips/MipsInstrInfo.td
index 1cc3841352..61e6bf3fc8 100644
--- a/lib/Target/Mips/MipsInstrInfo.td
+++ b/lib/Target/Mips/MipsInstrInfo.td
@@ -140,6 +140,7 @@ def NotN64      : Predicate<"!Subtarget.isABI_N64()">;
 // Instruction operand types
 def brtarget    : Operand<OtherVT>;
 def calltarget  : Operand<i32>;
+def calltarget64: Operand<i64>;
 def simm16      : Operand<i32>;
 def simm16_64   : Operand<i64>;
 def shamt       : Operand<i32>;
-- 
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