diff options
author | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:31:14 +0000 |
---|---|---|
committer | Anton Korobeynikov <asl@math.spbu.ru> | 2009-07-16 14:31:14 +0000 |
commit | 54681eca6900295a5592fba82ccf6120e0a65db2 (patch) | |
tree | fcf77d94d458595968d7425c18187af12304727d | |
parent | 9419a0d13df0923fb5009bd4158e4d2347ed27ea (diff) | |
download | llvm-54681eca6900295a5592fba82ccf6120e0a65db2.tar.gz llvm-54681eca6900295a5592fba82ccf6120e0a65db2.tar.bz2 llvm-54681eca6900295a5592fba82ccf6120e0a65db2.tar.xz |
Fix logic inversion for RI-mode address selection
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@76052 91177308-0d34-0410-b5e6-96231b3b80d8
-rw-r--r-- | lib/Target/SystemZ/SystemZISelDAGToDAG.cpp | 2 | ||||
-rw-r--r-- | test/CodeGen/SystemZ/2009-07-11-InvalidRIISel.ll | 32 |
2 files changed, 33 insertions, 1 deletions
diff --git a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp index 4fccbf2563..bc9c5ec7bf 100644 --- a/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp +++ b/lib/Target/SystemZ/SystemZISelDAGToDAG.cpp @@ -241,7 +241,7 @@ bool SystemZDAGToDAGISel::MatchAddress(SDValue N, SystemZRRIAddressMode &AM, break; } // Test if the index field is free for use. - if (AM.IndexReg.getNode() && !AM.isRI) { + if (AM.IndexReg.getNode() || AM.isRI) { AM = Backup; break; } diff --git a/test/CodeGen/SystemZ/2009-07-11-InvalidRIISel.ll b/test/CodeGen/SystemZ/2009-07-11-InvalidRIISel.ll new file mode 100644 index 0000000000..03831f96d9 --- /dev/null +++ b/test/CodeGen/SystemZ/2009-07-11-InvalidRIISel.ll @@ -0,0 +1,32 @@ +; RUN: llvm-as < %s | llc + +target datalayout = "E-p:64:64:64-i8:8:16-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-f128:128:128-a0:16:16" +target triple = "s390x-linux" + +define signext i32 @dfg_parse() nounwind { +entry: + br i1 undef, label %if.then2208, label %if.else2360 + +if.then2208: ; preds = %entry + br i1 undef, label %bb.nph3189, label %for.end2270 + +bb.nph3189: ; preds = %if.then2208 + unreachable + +for.end2270: ; preds = %if.then2208 + %call2279 = call i64 @strlen(i8* undef) nounwind ; <i64> [#uses=1] + %add2281 = add i64 0, %call2279 ; <i64> [#uses=1] + %tmp2283 = trunc i64 %add2281 to i32 ; <i32> [#uses=1] + %tmp2284 = alloca i8, i32 %tmp2283, align 2 ; <i8*> [#uses=1] + %yyd.0.i2561.13 = getelementptr i8* %tmp2284, i64 13 ; <i8*> [#uses=1] + store i8 117, i8* %yyd.0.i2561.13 + br label %while.cond.i2558 + +while.cond.i2558: ; preds = %while.cond.i2558, %for.end2270 + br label %while.cond.i2558 + +if.else2360: ; preds = %entry + unreachable +} + +declare i64 @strlen(i8* nocapture) nounwind readonly |