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| author | Reed Kotler <rkotler@mips.com> | 2012-10-29 19:39:04 +0000 |
|---|---|---|
| committer | Reed Kotler <rkotler@mips.com> | 2012-10-29 19:39:04 +0000 |
| commit | 576b1dbbef3c85df7245ebd9c1064c2083a4e4a1 (patch) | |
| tree | 46ef69495d8975f7902c6c66aba8218b8dd6eca2 /test | |
| parent | e669c930a61dd56891df2f9822966ecb173c8072 (diff) | |
| download | llvm-576b1dbbef3c85df7245ebd9c1064c2083a4e4a1.tar.gz llvm-576b1dbbef3c85df7245ebd9c1064c2083a4e4a1.tar.bz2 llvm-576b1dbbef3c85df7245ebd9c1064c2083a4e4a1.tar.xz | |
Implement patterns for extloadi8 and extloadi16
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166960 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test')
| -rw-r--r-- | test/CodeGen/Mips/misha.ll | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/test/CodeGen/Mips/misha.ll b/test/CodeGen/Mips/misha.ll new file mode 100644 index 0000000000..80637edb16 --- /dev/null +++ b/test/CodeGen/Mips/misha.ll @@ -0,0 +1,69 @@ +; RUN: llc -march=mipsel -mcpu=mips16 -relocation-model=pic -O3 < %s | FileCheck %s -check-prefix=16 + +define i32 @sumc(i8* nocapture %to, i8* nocapture %from, i32) nounwind { +entry: + %sext = shl i32 %0, 16 + %conv = ashr exact i32 %sext, 16 + %cmp8 = icmp eq i32 %conv, 0 + br i1 %cmp8, label %for.end, label %for.body.lr.ph + +for.body.lr.ph: ; preds = %entry + %.pre = load i8* %to, align 1 + br label %for.body + +for.body: ; preds = %for.body.lr.ph, %for.body + %1 = phi i8 [ %.pre, %for.body.lr.ph ], [ %conv4, %for.body ] + %i.010 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] + %from.addr.09 = phi i8* [ %from, %for.body.lr.ph ], [ %incdec.ptr, %for.body ] + %incdec.ptr = getelementptr inbounds i8* %from.addr.09, i32 1 + %2 = load i8* %from.addr.09, align 1 + %conv27 = zext i8 %2 to i32 + %conv36 = zext i8 %1 to i32 + %add = add nsw i32 %conv36, %conv27 + %conv4 = trunc i32 %add to i8 + store i8 %conv4, i8* %to, align 1 + %inc = add nsw i32 %i.010, 1 + %cmp = icmp eq i32 %inc, %conv + br i1 %cmp, label %for.end, label %for.body +; 16: sumc: +; 16: lbu ${{[0-9]+}}, 0(${{[0-9]+}}) +; 16: lbu ${{[0-9]+}}, 0(${{[0-9]+}}) +; 16: sum: +; 16: lhu ${{[0-9]+}}, 0(${{[0-9]+}}) +; 16: lhu ${{[0-9]+}}, 0(${{[0-9]+}}) + +for.end: ; preds = %for.body, %entry + ret i32 undef +} + +define i32 @sum(i16* nocapture %to, i16* nocapture %from, i32) nounwind { +entry: + %sext = shl i32 %0, 16 + %conv = ashr exact i32 %sext, 16 + %cmp8 = icmp eq i32 %conv, 0 + br i1 %cmp8, label %for.end, label %for.body.lr.ph + +for.body.lr.ph: ; preds = %entry + %.pre = load i16* %to, align 2 + br label %for.body + +for.body: ; preds = %for.body.lr.ph, %for.body + %1 = phi i16 [ %.pre, %for.body.lr.ph ], [ %conv4, %for.body ] + %i.010 = phi i32 [ 0, %for.body.lr.ph ], [ %inc, %for.body ] + %from.addr.09 = phi i16* [ %from, %for.body.lr.ph ], [ %incdec.ptr, %for.body ] + %incdec.ptr = getelementptr inbounds i16* %from.addr.09, i32 1 + %2 = load i16* %from.addr.09, align 2 + %conv27 = zext i16 %2 to i32 + %conv36 = zext i16 %1 to i32 + %add = add nsw i32 %conv36, %conv27 + %conv4 = trunc i32 %add to i16 + store i16 %conv4, i16* %to, align 2 + %inc = add nsw i32 %i.010, 1 + %cmp = icmp eq i32 %inc, %conv + br i1 %cmp, label %for.end, label %for.body + +for.end: ; preds = %for.body, %entry + ret i32 undef +} + + |