49 lines
1.6 KiB
LLVM
49 lines
1.6 KiB
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py
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; RUN: llc < %s -mtriple=i686-- | FileCheck %s
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; rdar://6523745
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@"\01LC" = internal constant [4 x i8] c"%d\0A\00" ; <[4 x i8]*> [#uses=1]
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define i32 @foo() nounwind {
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; CHECK-LABEL: foo:
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; CHECK: # %bb.0: # %bb1.thread
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; CHECK-NEXT: pushl %ebx
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; CHECK-NEXT: xorl %ebx, %ebx
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; CHECK-NEXT: .p2align 4, 0x90
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; CHECK-NEXT: .LBB0_1: # %bb1
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; CHECK-NEXT: # =>This Inner Loop Header: Depth=1
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; CHECK-NEXT: movl %ebx, %eax
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; CHECK-NEXT: shrb $7, %al
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; CHECK-NEXT: addb %bl, %al
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; CHECK-NEXT: sarb %al
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; CHECK-NEXT: movsbl %al, %eax
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; CHECK-NEXT: pushl %eax
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; CHECK-NEXT: pushl $LC
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; CHECK-NEXT: calll printf
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; CHECK-NEXT: addl $8, %esp
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; CHECK-NEXT: incl %ebx
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; CHECK-NEXT: cmpl $258, %ebx # imm = 0x102
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; CHECK-NEXT: jne .LBB0_1
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; CHECK-NEXT: # %bb.2: # %bb2
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; CHECK-NEXT: xorl %eax, %eax
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; CHECK-NEXT: popl %ebx
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; CHECK-NEXT: retl
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bb1.thread:
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br label %bb1
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bb1: ; preds = %bb1, %bb1.thread
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%i.0.reg2mem.0 = phi i32 [ 0, %bb1.thread ], [ %indvar.next, %bb1 ] ; <i32> [#uses=2]
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%0 = trunc i32 %i.0.reg2mem.0 to i8 ; <i8> [#uses=1]
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%1 = sdiv i8 %0, 2 ; <i8> [#uses=1]
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%2 = sext i8 %1 to i32 ; <i32> [#uses=1]
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%3 = tail call i32 (i8*, ...) @printf(i8* getelementptr ([4 x i8], [4 x i8]* @"\01LC", i32 0, i32 0), i32 %2) nounwind ; <i32> [#uses=0]
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%indvar.next = add i32 %i.0.reg2mem.0, 1 ; <i32> [#uses=2]
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%exitcond = icmp eq i32 %indvar.next, 258 ; <i1> [#uses=1]
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br i1 %exitcond, label %bb2, label %bb1
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bb2: ; preds = %bb1
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ret i32 0
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}
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declare i32 @printf(i8*, ...) nounwind
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