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author | Evan Cheng <evan.cheng@apple.com> | 2008-04-17 07:58:04 +0000 |
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committer | Evan Cheng <evan.cheng@apple.com> | 2008-04-17 07:58:04 +0000 |
commit | 639f493ebf31632574738735bb367729ca187282 (patch) | |
tree | 0186ca0c7d63ba94d33cc0765e6446ec3bb8dd68 /test/CodeGen/X86/2008-04-17-CoalescerBug.ll | |
parent | 241f65321efc6ad84ed875cd9494df8ca1cff309 (diff) | |
download | llvm-639f493ebf31632574738735bb367729ca187282.tar.gz llvm-639f493ebf31632574738735bb367729ca187282.tar.bz2 llvm-639f493ebf31632574738735bb367729ca187282.tar.xz |
Be more careful with insert_subreg and extract_subreg where either source or destination operand has already been coalesced with another register that's defined by a insert_subreg or extract_subreg.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@49843 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/CodeGen/X86/2008-04-17-CoalescerBug.ll')
-rw-r--r-- | test/CodeGen/X86/2008-04-17-CoalescerBug.ll | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/test/CodeGen/X86/2008-04-17-CoalescerBug.ll b/test/CodeGen/X86/2008-04-17-CoalescerBug.ll new file mode 100644 index 0000000000..cd7c29bae5 --- /dev/null +++ b/test/CodeGen/X86/2008-04-17-CoalescerBug.ll @@ -0,0 +1,171 @@ +; RUN: llvm-as < %s | llc -mtriple=i386-apple-darwin | grep xorl | grep {%e} +; Make sure xorl operands are 32-bit registers. + + %struct.tm = type { i32, i32, i32, i32, i32, i32, i32, i32, i32, i32, i8* } + %struct.wxDateTime = type { %struct.wxLongLong } + %"struct.wxDateTime::TimeZone" = type { i32 } + %struct.wxLongLong = type { i64 } + %struct.wxString = type { %struct.wxStringBase } + %struct.wxStringBase = type { i32* } +@.str = external constant [27 x i32] ; <[27 x i32]*> [#uses=1] +@.str4 = external constant [14 x i32] ; <[14 x i32]*> [#uses=1] +@_ZZNK10wxDateTime5GetTmERKNS_8TimeZoneEE12__FUNCTION__ = external constant [6 x i8] ; <[6 x i8]*> [#uses=1] +@.str33 = external constant [29 x i32] ; <[29 x i32]*> [#uses=1] +@.str89 = external constant [5 x i32] ; <[5 x i32]*> [#uses=1] + +define void @_ZNK10wxDateTime6FormatEPKwRKNS_8TimeZoneE(%struct.wxString* noalias sret %agg.result, %struct.wxDateTime* %this, i32* %format, %"struct.wxDateTime::TimeZone"* %tz) { +entry: + br i1 false, label %bb116.i, label %bb115.critedge.i +bb115.critedge.i: ; preds = %entry + ret void +bb116.i: ; preds = %entry + br i1 false, label %bb52.i.i, label %bb3118 +bb3118: ; preds = %bb116.i + ret void +bb52.i.i: ; preds = %bb116.i + br i1 false, label %bb142.i, label %bb115.critedge.i.i +bb115.critedge.i.i: ; preds = %bb52.i.i + ret void +bb142.i: ; preds = %bb52.i.i + br i1 false, label %bb161.i, label %bb182.i +bb161.i: ; preds = %bb142.i + br label %bb3261 +bb182.i: ; preds = %bb142.i + ret void +bb3261: ; preds = %bb7834, %bb161.i + %tmp3263 = load i32* null, align 4 ; <i32> [#uses=1] + %tmp3264 = icmp eq i32 %tmp3263, 37 ; <i1> [#uses=1] + br i1 %tmp3264, label %bb3306, label %bb3267 +bb3267: ; preds = %bb3261 + ret void +bb3306: ; preds = %bb3261 + %tmp3310 = invoke %struct.wxStringBase* @_ZN12wxStringBaseaSEPKw( %struct.wxStringBase* null, i32* getelementptr ([5 x i32]* @.str89, i32 0, i32 0) ) + to label %bb3314 unwind label %lpad ; <%struct.wxStringBase*> [#uses=0] +bb3314: ; preds = %bb3306 + %tmp3316 = load i32* null, align 4 ; <i32> [#uses=1] + switch i32 %tmp3316, label %bb7595 [ + i32 0, label %bb7819 + i32 37, label %bb7806 + i32 66, label %bb3477 + i32 72, label %bb5334 + i32 73, label %bb5484 + i32 77, label %bb6118 + i32 83, label %bb6406 + i32 85, label %bb6556 + i32 87, label %bb6708 + i32 89, label %bb7308 + i32 98, label %bb3477 + i32 99, label %bb3626 + i32 100, label %bb5184 + i32 106, label %bb5657 + i32 108, label %bb5809 + i32 109, label %bb5968 + i32 119, label %bb6860 + i32 120, label %bb3626 + i32 121, label %bb7158 + ] +bb3477: ; preds = %bb3314, %bb3314 + ret void +bb3626: ; preds = %bb3314, %bb3314 + ret void +bb5184: ; preds = %bb3314 + ret void +bb5334: ; preds = %bb3314 + ret void +bb5484: ; preds = %bb3314 + ret void +bb5657: ; preds = %bb3314 + %tmp5661 = invoke i16 @_ZNK10wxDateTime12GetDayOfYearERKNS_8TimeZoneE( %struct.wxDateTime* %this, %"struct.wxDateTime::TimeZone"* %tz ) zeroext + to label %invcont5660 unwind label %lpad ; <i16> [#uses=0] +invcont5660: ; preds = %bb5657 + ret void +bb5809: ; preds = %bb3314 + %tmp61.i.i8486 = icmp sgt i64 0, -1 ; <i1> [#uses=1] + %tmp95.i.i8490 = icmp slt i64 0, 2147483647000 ; <i1> [#uses=1] + %bothcond9308 = and i1 %tmp61.i.i8486, %tmp95.i.i8490 ; <i1> [#uses=1] + br i1 %bothcond9308, label %bb91.i8504, label %bb115.critedge.i.i8492 +bb115.critedge.i.i8492: ; preds = %bb5809 + ret void +bb91.i8504: ; preds = %bb5809 + br i1 false, label %bb155.i8541, label %bb182.i8560 +bb155.i8541: ; preds = %bb91.i8504 + %tmp156.i85398700 = invoke %struct.tm* @gmtime_r( i32* null, %struct.tm* null ) + to label %bb182.i8560 unwind label %lpad ; <%struct.tm*> [#uses=1] +bb182.i8560: ; preds = %bb155.i8541, %bb91.i8504 + %tm48.0.i8558 = phi %struct.tm* [ null, %bb91.i8504 ], [ %tmp156.i85398700, %bb155.i8541 ] ; <%struct.tm*> [#uses=0] + br i1 false, label %bb278.i8617, label %bb187.i8591 +bb187.i8591: ; preds = %bb182.i8560 + %tmp245.i8588 = srem i64 0, 86400000 ; <i64> [#uses=1] + br i1 false, label %bb264.i8592, label %bb265.i8606 +bb264.i8592: ; preds = %bb187.i8591 + ret void +bb265.i8606: ; preds = %bb187.i8591 + %tmp268269.i8593 = trunc i64 %tmp245.i8588 to i32 ; <i32> [#uses=1] + %tmp273.i8594 = srem i32 %tmp268269.i8593, 1000 ; <i32> [#uses=1] + %tmp273274.i8595 = trunc i32 %tmp273.i8594 to i16 ; <i16> [#uses=1] + br label %invcont5814 +bb278.i8617: ; preds = %bb182.i8560 + %timeOnly50.0.i8622 = add i32 0, 0 ; <i32> [#uses=1] + br i1 false, label %bb440.i8663, label %bb448.i8694 +bb440.i8663: ; preds = %bb278.i8617 + invoke void @_Z10wxOnAssertPKwiPKcS0_S0_( i32* getelementptr ([27 x i32]* @.str, i32 0, i32 0), i32 1717, i8* getelementptr ([6 x i8]* @_ZZNK10wxDateTime5GetTmERKNS_8TimeZoneEE12__FUNCTION__, i32 0, i32 0), i32* getelementptr ([29 x i32]* @.str33, i32 0, i32 0), i32* getelementptr ([14 x i32]* @.str4, i32 0, i32 0) ) + to label %bb448.i8694 unwind label %lpad +bb448.i8694: ; preds = %bb440.i8663, %bb278.i8617 + %tmp477.i8669 = srem i32 %timeOnly50.0.i8622, 1000 ; <i32> [#uses=1] + %tmp477478.i8670 = trunc i32 %tmp477.i8669 to i16 ; <i16> [#uses=1] + br label %invcont5814 +invcont5814: ; preds = %bb448.i8694, %bb265.i8606 + %tmp812.0.0 = phi i16 [ %tmp477478.i8670, %bb448.i8694 ], [ %tmp273274.i8595, %bb265.i8606 ] ; <i16> [#uses=1] + %tmp58165817 = zext i16 %tmp812.0.0 to i32 ; <i32> [#uses=1] + invoke void (%struct.wxString*, i32*, ...)* @_ZN8wxString6FormatEPKwz( %struct.wxString* noalias sret null, i32* null, i32 %tmp58165817 ) + to label %invcont5831 unwind label %lpad +invcont5831: ; preds = %invcont5814 + %tmp5862 = invoke i8 @_ZN12wxStringBase10ConcatSelfEmPKwm( %struct.wxStringBase* null, i32 0, i32* null, i32 0 ) zeroext + to label %bb7834 unwind label %lpad8185 ; <i8> [#uses=0] +bb5968: ; preds = %bb3314 + invoke void (%struct.wxString*, i32*, ...)* @_ZN8wxString6FormatEPKwz( %struct.wxString* noalias sret null, i32* null, i32 0 ) + to label %invcont5981 unwind label %lpad +invcont5981: ; preds = %bb5968 + ret void +bb6118: ; preds = %bb3314 + ret void +bb6406: ; preds = %bb3314 + ret void +bb6556: ; preds = %bb3314 + ret void +bb6708: ; preds = %bb3314 + ret void +bb6860: ; preds = %bb3314 + ret void +bb7158: ; preds = %bb3314 + ret void +bb7308: ; preds = %bb3314 + ret void +bb7595: ; preds = %bb3314 + ret void +bb7806: ; preds = %bb3314 + %tmp7814 = invoke %struct.wxStringBase* @_ZN12wxStringBase6appendEmw( %struct.wxStringBase* null, i32 1, i32 0 ) + to label %bb7834 unwind label %lpad ; <%struct.wxStringBase*> [#uses=0] +bb7819: ; preds = %bb3314 + ret void +bb7834: ; preds = %bb7806, %invcont5831 + br label %bb3261 +lpad: ; preds = %bb7806, %bb5968, %invcont5814, %bb440.i8663, %bb155.i8541, %bb5657, %bb3306 + ret void +lpad8185: ; preds = %invcont5831 + ret void +} + +declare void @_Z10wxOnAssertPKwiPKcS0_S0_(i32*, i32, i8*, i32*, i32*) + +declare i8 @_ZN12wxStringBase10ConcatSelfEmPKwm(%struct.wxStringBase*, i32, i32*, i32) zeroext + +declare %struct.tm* @gmtime_r(i32*, %struct.tm*) + +declare i16 @_ZNK10wxDateTime12GetDayOfYearERKNS_8TimeZoneE(%struct.wxDateTime*, %"struct.wxDateTime::TimeZone"*) zeroext + +declare %struct.wxStringBase* @_ZN12wxStringBase6appendEmw(%struct.wxStringBase*, i32, i32) + +declare %struct.wxStringBase* @_ZN12wxStringBaseaSEPKw(%struct.wxStringBase*, i32*) + +declare void @_ZN8wxString6FormatEPKwz(%struct.wxString* noalias sret , i32*, ...) |