llvm-project/llvm/test/CodeGen/X86/2008-09-11-CoalescerBug2.ll

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; RUN: llc < %s -march=x86
; RUN: llc -pre-RA-sched=source < %s -march=x86 -mcpu=corei7 | FileCheck %s --check-prefix=SOURCE-SCHED
; PR2748
@g_73 = external global i32 ; <i32*> [#uses=1]
@g_5 = external global i32 ; <i32*> [#uses=1]
define i32 @func_44(i16 signext %p_46) nounwind {
entry:
; SOURCE-SCHED: subl
; SOURCE-SCHED: movl
; SOURCE-SCHED: sarl
; SOURCE-SCHED: cmpl
; SOURCE-SCHED: setg
; SOURCE-SCHED: movzbl
; SOURCE-SCHED: movb
; SOURCE-SCHED: xorl
; SOURCE-SCHED: subl
; SOURCE-SCHED: testb
; SOURCE-SCHED: jne
%0 = load i32* @g_5, align 4 ; <i32> [#uses=1]
%1 = ashr i32 %0, 1 ; <i32> [#uses=1]
%2 = icmp sgt i32 %1, 1 ; <i1> [#uses=1]
%3 = zext i1 %2 to i32 ; <i32> [#uses=1]
%4 = load i32* @g_73, align 4 ; <i32> [#uses=1]
%5 = zext i16 %p_46 to i64 ; <i64> [#uses=1]
%6 = sub i64 0, %5 ; <i64> [#uses=1]
%7 = trunc i64 %6 to i8 ; <i8> [#uses=2]
%8 = trunc i32 %4 to i8 ; <i8> [#uses=2]
%9 = icmp eq i8 %8, 0 ; <i1> [#uses=1]
br i1 %9, label %bb11, label %bb12
bb11: ; preds = %entry
%10 = urem i8 %7, %8 ; <i8> [#uses=1]
br label %bb12
bb12: ; preds = %bb11, %entry
%.014.in = phi i8 [ %10, %bb11 ], [ %7, %entry ] ; <i8> [#uses=1]
%11 = icmp ne i8 %.014.in, 0 ; <i1> [#uses=1]
%12 = zext i1 %11 to i32 ; <i32> [#uses=1]
%13 = tail call i32 (...)* @func_48( i32 %12, i32 %3, i32 0 ) nounwind ; <i32> [#uses=0]
ret i32 undef
}
declare i32 @func_48(...)