[llvm-commits] [llvm] r157709 - in /llvm/trunk: lib/Target/Mips/MipsAsmPrinter.cpp test/CodeGen/Mips/inlineasm-operand-code.ll

[Eric Christopher]

Author: echristo
Date: Wed May 30 14:05:19 2012
New Revision: 157709

URL: http://llvm.org/viewvc/llvm-project?rev=157709&view=rev
Log:
Add support for the mips inline asm 'm' output modifier.

Patch by Jack Carter.

Modified:
    llvm/trunk/lib/Target/Mips/MipsAsmPrinter.cpp
    llvm/trunk/test/CodeGen/Mips/inlineasm-operand-code.ll

Modified: llvm/trunk/lib/Target/Mips/MipsAsmPrinter.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/Mips/MipsAsmPrinter.cpp?rev=157709&r1=157708&r2=157709&view=diff
==============================================================================
--- llvm/trunk/lib/Target/Mips/MipsAsmPrinter.cpp (original)
+++ llvm/trunk/lib/Target/Mips/MipsAsmPrinter.cpp Wed May 30 14:05:19 2012
@@ -377,6 +377,11 @@
         return true;
       O << MO.getImm();
       return false;
+    case 'm': // decimal const int minus 1
+      if ((MO.getType()) != MachineOperand::MO_Immediate)
+        return true;
+      O << MO.getImm() - 1;
+      return false;
     }
   }
 

Modified: llvm/trunk/test/CodeGen/Mips/inlineasm-operand-code.ll
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/CodeGen/Mips/inlineasm-operand-code.ll?rev=157709&r1=157708&r2=157709&view=diff
==============================================================================
--- llvm/trunk/test/CodeGen/Mips/inlineasm-operand-code.ll (original)
+++ llvm/trunk/test/CodeGen/Mips/inlineasm-operand-code.ll Wed May 30 14:05:19 2012
@@ -23,5 +23,11 @@
 ;CHECK:	#NO_APP
   tail call i32 asm sideeffect "addi $0,$1,${2:d}", "=r,r,I"(i32 7, i32 -3) nounwind
 
+; m with -3
+;CHECK:	#APP
+;CHECK:	addi ${{[0-9]+}},${{[0-9]+}},-4
+;CHECK:	#NO_APP
+  tail call i32 asm sideeffect "addi $0,$1,${2:m}", "=r,r,I"(i32 7, i32 -3) nounwind
+
   ret i32 0
 }