From b23379e5374de40eddb28b7f10d5141660e32f88 Mon Sep 17 00:00:00 2001
From: Simon Atanasyan <simon@atanasyan.com>
Date: Thu, 17 Mar 2016 10:43:36 +0000
Subject: [PATCH] [mips] Use `formatImm` call to print immediate value in the
 `MipsInstPrinter`

That allows, for example, to print hex-formatted immediates using
llvm-objdump --print-imm-hex command line option.

Differential Revision: http://reviews.llvm.org/D18195

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@263704 91177308-0d34-0410-b5e6-96231b3b80d8
---
 lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp |  4 ++--
 test/MC/Mips/hex-immediates.s                   | 11 +++++++++++
 2 files changed, 13 insertions(+), 2 deletions(-)
 create mode 100644 test/MC/Mips/hex-immediates.s

diff --git a/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp b/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
index f2ef0b2ad77..768ed20f4db 100644
--- a/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
+++ b/lib/Target/Mips/InstPrinter/MipsInstPrinter.cpp
@@ -195,7 +195,7 @@ void MipsInstPrinter::printOperand(const MCInst *MI, unsigned OpNo,
   }
 
   if (Op.isImm()) {
-    O << Op.getImm();
+    O << formatImm(Op.getImm());
     return;
   }
 
@@ -211,7 +211,7 @@ void MipsInstPrinter::printUImm(const MCInst *MI, int opNum, raw_ostream &O) {
     Imm -= Offset;
     Imm &= (1 << Bits) - 1;
     Imm += Offset;
-    O << Imm;
+    O << formatImm(Imm);
     return;
   }
 
diff --git a/test/MC/Mips/hex-immediates.s b/test/MC/Mips/hex-immediates.s
new file mode 100644
index 00000000000..7bf6f71266e
--- /dev/null
+++ b/test/MC/Mips/hex-immediates.s
@@ -0,0 +1,11 @@
+# RUN: llvm-mc -filetype=obj %s -triple=mips-unknown-linux \
+# RUN:   | llvm-objdump -d --print-imm-hex - | FileCheck %s
+
+# CHECK: jal   0x20
+# CHECK: addiu $sp, $sp, -0x20
+# CHECK: sw    $2,  0x10($fp)
+
+jal     32
+addiu   $sp, $sp, -32
+sw      $2, 16($fp)
+lui     $2, 2