When bit-twiddling CondCode values for integer comparisons produces
SETOEQ, is it does with (SETEQ & SETULE), map it to SETEQ.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51112 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
index 058e60f..dc9d991 100644
--- a/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
+++ b/lib/CodeGen/SelectionDAG/SelectionDAG.cpp
@@ -293,6 +293,7 @@
switch (Result) {
default: break;
case ISD::SETUO : Result = ISD::SETFALSE; break; // SETUGT & SETULT
+ case ISD::SETOEQ: // SETEQ & SETU[LG]E
case ISD::SETUEQ: Result = ISD::SETEQ ; break; // SETUGE & SETULE
case ISD::SETOLT: Result = ISD::SETULT ; break; // SETULT & SETNE
case ISD::SETOGT: Result = ISD::SETUGT ; break; // SETUGT & SETNE
diff --git a/test/CodeGen/X86/pr2326.ll b/test/CodeGen/X86/pr2326.ll
new file mode 100644
index 0000000..6cf750c
--- /dev/null
+++ b/test/CodeGen/X86/pr2326.ll
@@ -0,0 +1,24 @@
+; RUN: llvm-as < %s | llc -march=x86 | grep sete
+; PR2326
+
+define i32 @func_59(i32 %p_60) nounwind {
+entry:
+ %l_108 = alloca i32 ; <i32*> [#uses=2]
+ %tmp15 = load i32* null, align 4 ; <i32> [#uses=1]
+ %tmp16 = load i32* %l_108, align 4 ; <i32> [#uses=1]
+ %tmp17 = icmp eq i32 %tmp15, %tmp16 ; <i1> [#uses=1]
+ %tmp1718 = zext i1 %tmp17 to i8 ; <i8> [#uses=1]
+ %tmp19 = load i32* null, align 4 ; <i32> [#uses=1]
+ %tmp20 = load i32* %l_108, align 4 ; <i32> [#uses=1]
+ %tmp21 = icmp ule i32 %tmp19, %tmp20 ; <i1> [#uses=1]
+ %tmp2122 = zext i1 %tmp21 to i8 ; <i8> [#uses=1]
+ %toBool23 = icmp ne i8 %tmp1718, 0 ; <i1> [#uses=1]
+ %toBool24 = icmp ne i8 %tmp2122, 0 ; <i1> [#uses=1]
+ %tmp25 = and i1 %toBool23, %toBool24 ; <i1> [#uses=1]
+ %tmp2526 = zext i1 %tmp25 to i8 ; <i8> [#uses=1]
+ %tmp252627 = zext i8 %tmp2526 to i32 ; <i32> [#uses=1]
+ %tmp29 = call i32 (...)* @func_15( i32 %tmp252627, i32 0 ) nounwind ; <i32> [#uses=0]
+ unreachable
+}
+
+declare i32 @func_15(...)