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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 | 740981e35c47b6e588764c3f89d3ae9fafc1d5b8 (patch) | |
| tree | 9e783560fd1772161de3b2c9057db3dc06af9c27 /llvm/test | |
| parent | 629e7a98463f683e5be83ea68eb9c4332d0a5a00 (diff) | |
| download | bcm5719-llvm-740981e35c47b6e588764c3f89d3ae9fafc1d5b8.tar.gz bcm5719-llvm-740981e35c47b6e588764c3f89d3ae9fafc1d5b8.zip | |
Implement patterns for extloadi8 and extloadi16
llvm-svn: 166960
Diffstat (limited to 'llvm/test')
| -rw-r--r-- | llvm/test/CodeGen/Mips/misha.ll | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/Mips/misha.ll b/llvm/test/CodeGen/Mips/misha.ll new file mode 100644 index 00000000000..80637edb167 --- /dev/null +++ b/llvm/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 +} + + |
