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author | Dimitry Andric <dim@FreeBSD.org> | 2011-02-26 22:03:50 +0000 |
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committer | Dimitry Andric <dim@FreeBSD.org> | 2011-02-26 22:03:50 +0000 |
commit | d0e4e96dc17a6c1c6de3340842c80f0e187ba349 (patch) | |
tree | ddf53b8bd9235bcb0b8aae16c5e22310dcdad665 /test/CodeGen/X86/phi-constants.ll | |
parent | cf099d11218cb6f6c5cce947d6738e347f07fb12 (diff) | |
download | src-test-d0e4e96dc17a6c1c6de3340842c80f0e187ba349.tar.gz src-test-d0e4e96dc17a6c1c6de3340842c80f0e187ba349.zip |
Notes
Diffstat (limited to 'test/CodeGen/X86/phi-constants.ll')
-rw-r--r-- | test/CodeGen/X86/phi-constants.ll | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/test/CodeGen/X86/phi-constants.ll b/test/CodeGen/X86/phi-constants.ll new file mode 100644 index 0000000000000..da9652f734043 --- /dev/null +++ b/test/CodeGen/X86/phi-constants.ll @@ -0,0 +1,35 @@ +; RUN: llc < %s -march=x86-64 | FileCheck %s + +%"class.std::bitset" = type { [8 x i8] } + +define zeroext i1 @_Z3fooPjmS_mRSt6bitsetILm32EE(i32* nocapture %a, i64 %asize, i32* nocapture %b, i64 %bsize, %"class.std::bitset"* %bits) nounwind readonly ssp noredzone { +entry: + %tmp.i.i.i.i = bitcast %"class.std::bitset"* %bits to i64* + br label %for.cond + +for.cond: ; preds = %for.inc, %entry + %0 = phi i32 [ 0, %entry ], [ %inc, %for.inc ] + %conv = zext i32 %0 to i64 + %cmp = icmp eq i64 %conv, %bsize + br i1 %cmp, label %return, label %for.body + +for.body: ; preds = %for.cond + %arrayidx = getelementptr inbounds i32* %b, i64 %conv + %tmp5 = load i32* %arrayidx, align 4 + %conv6 = zext i32 %tmp5 to i64 + %rem.i.i.i.i = and i64 %conv6, 63 + %tmp3.i = load i64* %tmp.i.i.i.i, align 8 + %shl.i.i = shl i64 1, %rem.i.i.i.i + %and.i = and i64 %shl.i.i, %tmp3.i + %cmp.i = icmp eq i64 %and.i, 0 + br i1 %cmp.i, label %for.inc, label %return + +for.inc: ; preds = %for.body + %inc = add i32 %0, 1 + br label %for.cond + +return: ; preds = %for.body, %for.cond +; CHECK-NOT: and + %retval.0 = phi i1 [ true, %for.body ], [ false, %for.cond ] + ret i1 %retval.0 +} |