Added ADDE/ADDC/SUBE/SUBC, set BR_JT to expand, updated README.

m-labs · Jun 15, 2011 · 2a1ffcf · 2a1ffcf
1 parent 9dca00c
commit 2a1ffcf
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Showing 2 changed files with 44 additions and 11 deletions.
diff --git a/lib/Target/Mico32/Mico32ISelLowering.cpp b/lib/Target/Mico32/Mico32ISelLowering.cpp
@@ -70,6 +70,12 @@ Mico32TargetLowering::Mico32TargetLowering(Mico32TargetMachine &TM)
 //  setLoadExtAction(ISD::SEXTLOAD, MVT::i8, Expand);
 //  setLoadExtAction(ISD::SEXTLOAD, MVT::i16, Expand);
 
+  // There's no extended adds or subtracts.
+  setOperationAction(ISD::ADDC, MVT::i32, Expand);
+  setOperationAction(ISD::ADDE, MVT::i32, Expand);
+  setOperationAction(ISD::SUBC, MVT::i32, Expand);
+  setOperationAction(ISD::SUBE, MVT::i32, Expand);
+
   // Check if unsigned div/mod are enabled.
   if (!Subtarget->hasDIV()) {
     setOperationAction(ISD::UDIV, MVT::i32, Expand);
@@ -142,8 +148,9 @@ Mico32TargetLowering::Mico32TargetLowering(Mico32TargetMachine &TM)
   setOperationAction(ISD::VACOPY,             MVT::Other, Expand);
 
 
-// FIXME: need to handle branches
-//  setOperationAction(ISD::BR_JT,              MVT::Other, Expand);
+  // Mico32 does not have jump table branches.
+  setOperationAction(ISD::BR_JT,              MVT::Other, Expand);
+  // Expand BR_CC to BRCOND.
   setOperationAction(ISD::BR_CC,              MVT::Other, Expand);
 
   // Operations not directly supported by Mico32.

diff --git a/lib/Target/Mico32/README b/lib/Target/Mico32/README
@@ -60,15 +60,41 @@ After the inital "make check" (which does some initial DejaGnu configuration) yo
 --------------------
 
 
-Initial results: 
-
-  Expected Passes    : 439
-  Expected Failures  : 28
-  Unexpected Passes  : 7
-  Unexpected Failures: 37
-
-
-Notes
+Test Results:
+
+Failing Tests (25):
+    LLVM :: CodeGen/mico32/2005-11-30-vastart-crash.ll
+    LLVM :: CodeGen/mico32/2006-04-04-zextload.ll
+    LLVM :: CodeGen/mico32/2006-10-17-ppc64-alloca.ll
+    LLVM :: CodeGen/mico32/2006-12-07-LargeAlloca.ll
+    LLVM :: CodeGen/mico32/2007-03-06-AddR7.ll
+    LLVM :: CodeGen/mico32/2007-04-03-PEIBug.ll
+    LLVM :: CodeGen/mico32/2007-05-03-BadPostIndexedLd.ll
+    LLVM :: CodeGen/mico32/2007-08-15-ReuseBug.ll
+    LLVM :: CodeGen/mico32/2007-11-16-landingpad-split.ll
+    LLVM :: CodeGen/mico32/2008-02-05-LiveIntervalsAssert.ll
+    LLVM :: CodeGen/mico32/2008-04-11-PHIofImpDef.ll
+    LLVM :: CodeGen/mico32/2008-06-23-LiveVariablesCrash.ll
+    LLVM :: CodeGen/mico32/2008-08-06-Alloca.ll
+    LLVM :: CodeGen/mico32/2008-09-12-CoalescerBug.ll
+    LLVM :: CodeGen/mico32/2008-09-17-CoalescerBug.ll
+    LLVM :: CodeGen/mico32/Frames-alloca.ll
+    LLVM :: CodeGen/mico32/alloca.ll
+    LLVM :: CodeGen/mico32/call_adj.ll
+    LLVM :: CodeGen/mico32/dyn-stackalloc.ll
+    LLVM :: CodeGen/mico32/invalid-memcpy.ll
+    LLVM :: CodeGen/mico32/jmp_table.ll
+    LLVM :: CodeGen/mico32/stack-frame.ll
+    LLVM :: CodeGen/mico32/stacksave-restore.ll
+    LLVM :: CodeGen/mico32/switch-lower-feature-2.ll
+    LLVM :: CodeGen/mico32/vargs2.ll
+
+  Expected Passes    : 472
+  Expected Failures  : 25
+  Unexpected Failures: 25
+
+
+NOTES
 
 Calling conventions
 from GCC lm32.c