; RUN: llc < %s -march=x86 | FileCheck %s -check-prefix=X32 ; RUN: llc < %s -march=x86-64 | FileCheck %s -check-prefix=X64 ; rdar://7367229 define i32 @t(i32 %a, i32 %b) nounwind ssp { entry: ; X32: t: ; X32: xorb ; X32-NOT: andb ; X32-NOT: shrb ; X32: testb $64 ; X32: jne ; X64: t: ; X64-NOT: setne ; X64: xorl ; X64: testb $64 ; X64: jne %0 = and i32 %a, 16384 %1 = icmp ne i32 %0, 0 %2 = and i32 %b, 16384 %3 = icmp ne i32 %2, 0 %4 = xor i1 %1, %3 br i1 %4, label %bb1, label %bb bb: ; preds = %entry %5 = tail call i32 (...)* @foo() nounwind ; <i32> [#uses=1] ret i32 %5 bb1: ; preds = %entry %6 = tail call i32 (...)* @bar() nounwind ; <i32> [#uses=1] ret i32 %6 } declare i32 @foo(...) declare i32 @bar(...) define i32 @t2(i32 %x, i32 %y) nounwind ssp { ; X32: t2: ; X32: cmpl ; X32: sete ; X32: cmpl ; X32: sete ; X32-NOT: xor ; X32: jne ; X64: t2: ; X64: testl ; X64: sete ; X64: testl ; X64: sete ; X64-NOT: xor ; X64: jne entry: %0 = icmp eq i32 %x, 0 ; <i1> [#uses=1] %1 = icmp eq i32 %y, 0 ; <i1> [#uses=1] %2 = xor i1 %1, %0 ; <i1> [#uses=1] br i1 %2, label %bb, label %return bb: ; preds = %entry %3 = tail call i32 (...)* @foo() nounwind ; <i32> [#uses=0] ret i32 undef return: ; preds = %entry ret i32 undef }